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Benjamin R Lafrentz
Aquatic Animal Health Research
Research Molecular Biologist

Phone: (334) 887-3741 ext. 151
Fax: (334) 887-2983

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Projects
Integrated Research to Improve Aquatic Animal Health in Warmwater Aquaculture
In-House Appropriated (D)
  Accession Number: 437658
Defining the Complex Interactions of Coinfections and Methods for Control
Non-Assistance Cooperative Agreement (S)
  Accession Number: 441047

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Addressing re-emergent Streptococcus agalactiae in tilapia production through international collaboration - (Abstract Only)
Lafrentz, B.R. 2024. Addressing re-emergent Streptococcus agalactiae in tilapia production through international collaboration. Caribbean and Latin American Aquaculture [ABSTRACT]. Latin American & Caribbean Aquaculture 2024, September 24-27, 2024, Medellin, Colombia. Plenary.
Streptococcus iniae challenge induces minimal acute histopathological changes in Nile tilapia (Oreochromis niloticus) selectively bred for disease resistance Reprint Icon - (Peer Reviewed Journal)
Beck, B.H., Lafrentz, B.R., Shoemaker, C.A., Lozano, C.A., Vela-Avitua, S., F. Ospina-Arango, J., Yazdi, H., Rye, M., Fogelson, S.B., Deshotel, M.B., Peatman, E. 2024. Streptococcus iniae challenge induces minimal acute histopathological changes in Nile tilapia (Oreochromis niloticus) selectively bred for disease resistance. European Association of Fish Pathologists. 44:2. https://doi.org/10.48045/001c.122603.2024.
Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp. - (Abstract Only)
Lafrentz, B.R., Králová, S., Burbick, C.R., Alexander, T.L., Phillips, C.W., Griffin, M.J., Waldbieser, G.C., Garcia, J.C., De Alexandre Sebasti, F., Soto, E., Loch, T.P., Liles, M.R., Snekvik, K.R. 2024. Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp.. Caribbean and Latin American Aquaculture [ABSTRACT]. Latin American & Caribbean Aquaculture 2024, September 24-27, 2024, Medellin, Colombia. 247.
Assessment of dietary yeast-based additives for cultured catfish and tilapia health - (Peer Reviewed Journal)
Ten years of selectively breeding Nile tilapia for disease resistance: Where are we and where are we going? - (Abstract Only)
LaFrentz, B.R., Shoemaker, C.A., Segovia, H., Lopez, C., Rye, M., Lozano, C.A., Vela-Avitua, S. 2024. Ten years of selectively breeding Nile tilapia for disease resistance: Where are we and where are we going[ABSTRACT]? Western Fish Disease Workshop and Fish Health Section AFS Annual Meeting, July 30 – August 1, 2024, Boise, ID, USA. 10.
Experimental coinfection with columnaris and channel catfish virus disease in channel catfish fingerlings - (Popular Publication)
LaFrentz, B.R., Abernathy, J.W., Harrison, C.E., Wise, A.L., Vuglar, B.M., Beck, B.H. and Bruce, T.J. Experimental coinfection with columnaris and channel catfish virus disease in channel catfish fingerlings. Fish Farming News 2024(1):9-10. 2024. (Popular Publication)
Redefining Piscine Lactococcosis Reprint Icon - (Peer Reviewed Journal)
Heckman, T.I., Yazdi, Z., Older, C.E., Griffin, M.J., Waldbieser, G.C., Chow, A.M., Medina Silva, I., Anenson, K.M., Garcia, J.C., Lafrentz, B.R. 2024. Redefining Piscine Lactococcosis. Applied and Environmental Microbiology. 90:e02349-23. https://doi.org/10.1128/aem.02349-23.
Flavobacterium covae is the predominant species of columnaris-causing bacteria impacting the catfish industry in the southeastern USA - (Abstract Only)
Lafrentz, B.R., Khoo, L.H., Lawrence, M.L., Petrie-Hanson, L., Hanson, L.A., Baumgartner, W.A., Hemstreet, W.G., Kelly, A.M., Garcia, J.C., Shelly, J.P., Johnston, A.E., Bruce, T.J. 2024. Flavobacterium covae is the predominant species of columnaris-causing bacteria impacting the catfish industry in the southeastern USA [abstract]. Eastern Fish Health Workshop, March 4-8, 2024, Gulfport, MS, USA. 61.
Assessment of coinfection with Flavobacterium covae and channel catfish virus In channel catfish Ictalurus punctatus fingerlings - (Abstract Only)
Bruce, T.J., Johnston, A.E., Abernathy, J.W., Wise, A.L., Harrison, C.E., Vuglar, B.M., Lafrentz, B.R. 2024. Assessment of coinfection with Flavobacterium covae and channel catfish virus In channel catfish Ictalurus punctatus fingerlings. Annual Eastern Fish Health Workshop [absract]. 62.
Diagnosis, isolation, and description of a novel amnoonvirus recovered from diseased fancy guppies, Poecilia reticulata Reprint Icon - (Peer Reviewed Journal)
Soto, E., Lafrentz, B.R., Yun, S., Megarani, D., Henderson, E., Piewbang, C., Johnston, A.E., Techangamsuwan, S., Ng, T., Warg, J., Surachetpong, W., Subramaniam, K. 2024. Diagnosis, isolation, and description of a novel amnoonvirus recovered from diseased fancy guppies, Poecilia reticulata. Journal of Fish Diseases. 47:e13937. https://doi.org/10.1111/jfd.13937.
Time-course gene expression analysis of the early immune response of Nile tilapia bred for resistance to Streptococcus iniae reveals candidate genes underlying major QTL - (Abstract Only)
Abernathy, J.W., Lafrentz, B.R., Shoemaker, C.A., Peatman, E., Lange, M.D., Vela-Avitua, S., Lozana, C.A., Ospina-Arango, J.F., Beck, B.H., Rye, M. 2024. Time-course gene expression analysis of the early immune response of Nile tilapia bred for resistance to Streptococcus iniae reveals candidate genes underlying major QTL [ABSTRACT]. 31st International Plant and Animal Genome Conference, San Diego, CA. Jan 11-17, 2024.
Coinfection of channel catfish (Ictalurus punctatus) with virulent Aeromonas hydrophila and Flavobacterium covae exacerbates mortality Reprint Icon - (Peer Reviewed Journal)
Wise, A.L., Lafrentz, B.R., Kelly, A.M., Liles, M.R., Griffin, M.J., Beck, B.H., Bruce, T.J. 2024. Coinfection of channel catfish (Ictalurus punctatus) with virulent Aeromonas hydrophila and Flavobacterium covae exacerbates mortality. Journal of Fish Diseases. 2024:e13912. https://doi.org/10.1111/jfd.13912.
Partial replacement of fishmeal with soy-based proteins in cultured largemouth bass - (Popular Publication)
Semla, J.L., Vuglar, B.M., Lafrentz, B.R., Davis, D.A., Butts, I.A., Bruce, T.J. 2023. Partial replacement of fishmeal with soy-based proteins in cultured largemouth bass. Fish Farming News. 2:2-3.
Pathology, microbiology, and genetic diversity associated with Erysipelothrix rhusiopathiae and novel Erysipelothrix spp. infections in southern sea otters (Enhydra lutris nereis) Reprint Icon - (Peer Reviewed Journal)
Chang, R.K., Miller, M., Tekedar, H.C., Rose, D., Garcia, J.C., Lafrentz, B.R., Older, C.E., Waldbieser, G.C., Pomaranski, E., Shahin, K., Camus, A.C., Batac, F., Bryne, B., Murray, M.J., Griffin, M.J., Soto, E. 2024. Pathology, microbiology, and genetic diversity associated with Erysipelothrix rhusiopathiae and novel Erysipelothrix spp. infections in southern sea otters (Enhydra lutris nereis). Frontiers in Microbiology. 14:1303235. https://doi.org/10.3389/fmicb.2023.1303235.
Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp. - (Abstract Only)
Lafrentz, B.R., Králová, S., Burbick, C.R., Alexander, T.L., Phillips, C.W., Griffin, M.J., Waldbieser, G.C., Garcia, J.C., Sebastião, F., Soto, E., Loch, T.P., Liles, M.R., Snekvik, K.R. 2024. Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp [abstract]. Aquaculture America 2024, February 18-21, 2024, San Antonio, TX, USA. 288.
Controlled laboratory challenge demonstrates moderate additive genetic variation in resistance to tilapia lake virus in Nile tilapia - (Abstract Only)
Lafrentz, B.R., Johnston, A.E., Lozano, C.A., Ospina-Arango, J.F., Shoemaker, C.A., Vela-Avitua, S., Rye, M., Beck, B.H. 2024. Controlled laboratory challenge demonstrates moderate additive genetic variation in resistance to tilapia lake virus in Nile tilapia [abstract]. Aquaculture America 2024, February 18-21, 2024, San Antonio, TX, USA. 290.
Flavobacterium covae is the predominant species of columnaris-causing bacteria impacting the channel catfish Ictalurus punctatus industry in the southeastern USA - (Abstract Only)
Lafrentz, B.R., Khoo, L.H., Lawrence, M.L., Petrie-Hanson, L., Hanson, L.A., Baumgartner, W.A., Hemstreet, W.G., Kelly, A.M., Garcia, J.C., Shelley, J.P., Johnston, A.E., Bruce, T.J., Griffin, M.J. 2024. Flavobacterium covae is the predominant species of columnaris-causing bacteria impacting the channel catfish Ictalurus punctatus industry in the southeastern USA [abstract]. Aquaculture America 2024, February 18-21, 2024, San Antonio, TX, USA. 289.
The role of quorum sensing response regulator luxr on Flavobacterium covae biofilm formation and virulence in channel catfish (Ictalurus punctatus) - (Abstract Only)
White, R.E., Churchman, E.M., Xu, T., Lange, M.D., Lafrentz, S., Lafrentz, B.R., Liles, M.R. 2023. The role of quorum sensing response regulator luxr on Flavobacterium covae biofilm formation and virulence in channel catfish (Ictalurus punctatus) [ABSTRACT]. Southeastern Branch of the American Society for Microbiology Annual Meeting, Auburn, AL, November 3-5, 2023.
Flavobacterium covae is the predominant species of columnaris causing bacteria impacting the channel catfish (Ictalurus punctatus) industry in the southeastern USA Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Khoo, L.H., Lawrence, M.L., Petrie-Hanson, L., Hanson, L.A., Baumgartner, W.A., Hemstreet, W.G., Kelly, A.M., Garcia, J.C., Shelley, J.P., Johnston, A.E., Bruce, T.J., Griffin, M.J. 2024. Flavobacterium covae is the predominant species of columnaris causing bacteria impacting the channel catfish (Ictalurus punctatus) industry in the southeastern USA. Journal of Aquatic Animal Health. 36:3-15.
Flavobacterium covae is the predominant species of columnaris causing bacteria impacting the channel catfish (Ictalurus punctatus) industry in the southeastern USA - (Abstract Only)
Lafrentz, B.R., Khoo, L.H., Lawrence, M.L., Petrie-Hanson, L., Hanson, L.A., Baumgartner, W.A., Hemstreet, W.G., Kelly, A.M., Garcia, J.C., Shelley, J.P., Johnston, A.E., Bruce, T., Griffin, M.J. 2023. Flavobacterium covae is the predominant species of columnaris causing bacteria impacting the channel catfish (Ictalurus punctatus) industry in the southeastern USA [abstract]. 2023 Joint Meeting of the Northeast Fish Health Committee and the AFS Fish Health Section, Burlington, VT. July 24-28, 2023. 39.
A preliminary exploration of columnaris-causing bacteria isolated from cultured largemouth bass (Micropterus salmoides) in the southeastern United States - (Abstract Only)
Johnston, A.E., Garcia, J.C., Lafrentz, B.R., Bruce, T.J., Beck, B.H. 2023. A preliminary exploration of columnaris-causing bacteria isolated from cultured largemouth bass (Micropterus salmoides) in the southeastern United States [abstract]. 2023 Joint Meeting of the Northeast Fish Health Committee and the AFS Fish Health Section, Burlington, VT. July 24-28, 2023. 38.
Probiotics impact resistance to Streptococcus iniae in Nile tilapia (Oreochromis niloticus) reared in biofloc systems Reprint Icon - (Peer Reviewed Journal)
Padeniya, U., Davis, D., Liles, M.R., Lafrentz, S.A., Lafrentz, B.R., Shoemaker, C.A., Beck, B.H., Wells, D.E., Bruce, T.J. 2023. Probiotics impact resistance to Streptococcus iniae in Nile tilapia (Oreochromis niloticus) reared in biofloc systems. Journal of Fish Diseases. 46:1137-1149. https://doi.org/10.1111/jfd.13833.
Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp - (Abstract Only)
Lafrentz, B.R., Králová, S., Burbick, C.R., Alexander, T.L., Phillips, C.W., Griffin, M.J., Waldbieser, G.C., Garcia, J.C., De Alexandre Sebasti, F., Soto, E., Loch, T.P., Liles, M.R., Snekvik, K.R. 2023. Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp [abstract]. 21st International Conference on Diseases of Fish and Shellfish, September 11-14, 2023, Aberdeen, UK. 27.
Controlled laboratory challenge demonstrates moderate additive genetic variation in resistance to tilapia lake virus in Nile tilapia - (Abstract Only)
Lafrentz, B.R., Johnston, A.E., Lozano, C.A., Ospina-Arango, J.F., Shoemaker, C.A., Vela-Avitua, S., Rye, M., Beck, B.H. 2023. Controlled laboratory challenge demonstrates moderate additive genetic variation in resistance to tilapia lake virus in Nile tilapia [abstract]. 21st International Conference on Diseases of Fish and Shellfish, September 11-14, 2023, Aberdeen, UK. 31.
Nile tilapia (Oreochromis niloticus) resistance to Francisella orientalis is heritable and not genetically correlated to growth performance - (Abstract Only)
Shoemaker, C.A., Lozano, C.A., Lafrentz, B.R., Mumma, W.P., Vela-Avitúa, S., Ospina-Arango, J., Yazdi, M., Rye, M. 2023. Nile tilapia (Oreochromis niloticus) resistance to Francisella orientalis is heritable and not genetically correlated to growth performance [ABSTRACT]. 21st International Conference on Diseases of Fish and Shellfish, September 11-14, 2023, Aberdeen, UK. 31.
Ultraviolet light differentially reduces viability of fish- and fish farm-associated flavobacteria (families Flavobacteriaceae and Weeksellaceae). Reprint Icon - (Peer Reviewed Journal)
Knupp, C., Faisal, M., Brenden, T.O., Soto, E., Lafrentz, B.R., Griffin, M.J., Wiens, G.D., Cavender, W., Van Vliet, D., Loch, T.P. 2023. Ultraviolet light differentially reduces viability of fish- and fish farm-associated flavobacteria (families Flavobacteriaceae and Weeksellaceae). North American Journal of Aquaculture. 85(4):311-323. https://doi.org/10.1002/naaq.10300.
The infection dynamics of experimental Edwardsiella ictaluri and Flavobacterium covae coinfection in channel catfish (Ictalurus punctatus) Reprint Icon - (Peer Reviewed Journal)
Wise, A.L., Lafrentz, B.R., Kelly, A.M., Liles, M.R., Griffin, M.J., Beck, B.H., Bruce, T. 2023. The infection dynamics of experimental Edwardsiella ictaluri and Flavobacterium covae coinfection in channel catfish (Ictalurus punctatus). Pathogens. 2023(12):462. https://doi.org/10.3390/ pathogens12030462.
Determination of the role of quorum sensing response regulator LuxR on flavobacterium covae biofilm formation and virulence in channel catfish (Ictalurus punctatus) - (Abstract Only)
Churchman, E.M., White, R., Lange, M.D., Lafrentz, S., Lafrentz, B.R., Liles, M.R. 2023. Determination of the role of quorum sensing response regulator LuxR on flavobacterium covae biofilm formation and virulence in channel catfish (Ictalurus punctatus) [ABSTRACT]. American Society of Microbiology Microbe Conference, Houston, TX, June 15-19, 2023.
Genome-wide association study for Streptococcus iniae in Nile Tilapia (Oreochromis niloticus) identifies a significant QTL for disease resistance - (Peer Reviewed Journal)
Genome-wide association study for Streptococcus iniae in Nile Tilapia (Oreochromis niloticus) identifies a significant QTL for disease resistance Reprint Icon - (Peer Reviewed Journal)
Vela-Avitúa, S., Lafrentz, B.R., Lozano, C.A., Shoemaker, C.A., Ospina-Arango, J., Beck, B.H., Rye, M. 2023. Genome-wide association study for Streptococcus iniae in Nile Tilapia (Oreochromis niloticus) identifies a significant QTL for disease resistance. Frontiers in Genetics. 14:1078381. https://doi.org/10.3389/fgene.2023.1078381.
Additive genetic variation in resistance of Nile tilapia (Oreochromis niloticus) to Francisella orientalis and its genetic (co)variation to both harvest weight and resistance to Streptococcus agalactiae Ib Reprint Icon - (Peer Reviewed Journal)
Shoemaker, C.A., Lozano, C.A., Lafrentz, B.R., Mumma, W.P., Vela-Avitua, S., Ospina-Arango, J., Yazdi, M., Rye, M. 2022. Additive genetic variation in resistance of Nile tilapia (Oreochromis niloticus) to Francisella orientalis and its genetic (co)variation to both harvest weight and resistance to Streptococcus agalactiae Ib. Aquaculture. 561:738736. https://doi.org/10.1016/j.aquaculture.2022.738736.
Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp. - (Abstract Only)
Lafrentz, B.R., Kralova, S., Burbick, C.R., Alexander, T.L., Phillips, C.W., Griffin, M.J., Waldbieser, G.C., Garcia, J.C., Dealexandresebastiao, F., Soto, E., Loch, T.P., Liles, M.R., Snekvik, K.R. 2022. Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp. [abstract]. International Symposium on Aquatic Animal Health. 208. 9th International Symposium on Aquatic Animal Health, Santiago, Chile. September 5-8, 2022.
Draft genome sequences of Flavobacterium covae strains LSU-066-04 and LV-359-01 Reprint Icon - (Peer Reviewed Journal)
Churchman, E.M., Parello, G., Lange, M.D., Farmer, B.D., Lafrentz, B.R., Beck, B.H., Liles, M.R. 2022. Draft genome sequences of flavobacterium covae strains LSU-066-04 and LV-359-01. Microbiology Resource Announcements. 11(7):e00352-22. https://doi.org/10.1128/mra.00352-22.
Coinfection by Group C Streptococcus dysgalactiae subsp. equisimilis and Flavobacterium davisii in Nile Tilapia, from the United States Reprint Icon - (Peer Reviewed Journal)
Shoemaker, C.A., Lafrentz, B.R., Beck, B.H., Paulson, M.D., Garcia, J.C., Heckman, T.I., Soto, E. 2022. Coinfection by Group C Streptococcus dysgalactiae subsp. equisimilis and Flavobacterium davisii in Nile Tilapia, from the United States. European Association of Fish Pathologists. https://doi.org/10.48045/001c.38695.
Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp. - (Abstract Only)
Lafrentz, B.R., Kralova, S., Burbick, C.R., Alexander, T.L., Phillips, C.W., Giffin, M.J., Waldbieser, G.C., Garcia, J.C., De Alexandre Sebasti, F., Soto, E., Loch, T., Liles, M.R., Snkvik, K.R. 2022. Columnaris disease is caused by Flavobacterium columnare and three newly described Flavobacterium spp [abstract]. Western Fish Disease Workshop, Hood River OR, May 16-20, 2022.
Draft genome sequence of flavobacterium covae strain LV-359-01 - (Database / Dataset)
Churchman, E.M., Parello, G., Lange, M.D., Farmer, B.D., Lafrentz, B.R., Beck, B.H., Liles, M.R. 2022. Draft genome sequence of flavobacterium covae strain LV-359-01. National Center for Biotechnology Information (NCBI). SAMN26856627.
Draft genome sequence of flavobacterium covae strain LSU-066-04 - (Database / Dataset)
Churchman, E.M., Parello, G., Lange, M.D., Farmer, B.D., Lafrentz, B.R., Beck, B.H., Liles, M.R. 2022. Draft genome sequence of flavobacterium covae strain LSU-066-04. National Center for Biotechnology Information (NCBI). SAMN26856626.
Development of an attenuated columnaris vaccine for catfish and other fish species in the southern region - (Popular Publication)
Harrison, C., Lafrentz, B.R., Bruce, T.J. 2022. Development of an attenuated columnaris vaccine for catfish and other fish species in the southern region. Fish Farming News. 2022(1):12-13.
The fish pathogen Flavobacterium columnare represents four distinct species: Flavobacterium columnare, Flavobacterium covae sp. nov., Flavobacterium davisii sp. nov. and Flavobacterium oreochromis sp. nov. Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Králová, S., Burbick, C.R., Alexander, T.L., Phillips, C.W., Griffin, M.J., Waldbieser, G.C., Garcia, J.C., De Alexandre, S., Soto, E., Loch, T.P., Liles, M.R., Snekvik, K.R. 2022. The fish pathogen Flavobacterium columnare represents four distinct species: Flavobacterium columnare, Flavobacterium covae sp. nov., Flavobacterium davisii sp. nov. and Flavobacterium oreochromis sp. nov. Systematic and Applied Microbiology. 45:126293. https://doi.org/10.1016/j.syapm.2021.126293.
Type IX secretion system effectors and virulence of the model Flavobacterium columnare strain MS-FC-4 Reprint Icon - (Peer Reviewed Journal)
Thunes, N.C., Conrad, R.A., Mohammed, H.H., Zhu, Y., Barbier, P., Evenhuis, J., Perez-Pascual, D., Ghigo, J., Lipscomb, R.S., Schneider, J., Li, N., Erbes, D.H., Birkett, C.L., LaFrentz, B.R., Welch, T.J., McBride, M.J. 2021. Type IX secretion system effectors and virulence of the model Flavobacterium columnare strain MS-FC-4. Applied and Environmental Microbiology. 88(3). Article e01705-21. https://doi.org/10.1128/aem.01705-21.
A review of bacterial co-infections in farmed catfish: Components, diagnostics, and treatment directions Reprint Icon - (Peer Reviewed Journal)
Wise, A.L., Lafrentz, B.R., Kelly, A.M., Khoo, L., Xu, T., Liles, M.R., Bruce, T.J. 2021. A review of bacterial co-infections in farmed catfish: Components, diagnostics, and treatment directions. Animals. 11:3240. https://doi.org/10.3390/ani11113240.
Catfish columnaris disease cases dominated by one genetic type of Flavobacterium columnare - (Popular Publication)
Lafrentz, B.R. 2021. Catfish columnaris disease cases dominated by one genetic type of Flavobacterium columnare. Fish Farming News. 2021(2):9.
Genetic characterization of Flavobacterium columnare isolates from the Pacific Northwest, USA Reprint Icon - (Peer Reviewed Journal)
Alexandre Sebastial, F., Shahin, K., Lafrentz, B.R., Griffin, M.J., Loch, T.P., Mukkatira, K., Veek, T., Richey, C., Adkison, M., Holt, R.A., Soto, E. 2021. Genetic characterization of Flavobacterium columnare isolates from the Pacific Northwest, USA. Diseases of Aquatic Organisms. 144: 151-158. https://doi.org/10.3354/dao03588.
Three cases of acute bacterial sepsis in pygmy hippopotamus (Choeropsis Liberiensis) calves siblings Reprint Icon - (Peer Reviewed Journal)
Demaar, T.W., Lafrentz, B.R., Garner, M.G. 2021. Three cases of acute bacterial sepsis in pygmy hippopotamus (Choeropsis Liberiensis) calves siblings. Journal of Zoo and Wildlife Medicine. 52(2): 755-762. https://doi.org/10.1638/2020-0097.
Draft genome sequences of Cetobacterium somerae 2G large and two novel Cetobacterium isolates from intestines of channel catfish (Ictalurus punctatus) Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Lafrentz, S.A., Beck, B.H., Arias, C. 2020. Draft genome sequences of Cetobacterium somerae 2G large and two novel Cetobacterium isolates from intestines of channel catfish (Ictalurus punctatus). Microbiology Resource Announcements. 9:e01006-20. https://doi.org/10.1128/MRA.01006-20.
Multilocus sequence analysis of diverse Streptococcus iniae isolates indicates an underlying genetic basis for phenotypic heterogeneity Reprint Icon - (Peer Reviewed Journal)
Heckman, T.I., Griffin, M.J., Camus, A.C., Lafrentz, B.R., Morick, D., Smirnov, R., Ofek, T., Soto, E. 2020. Multilocus sequence analysis of diverse Streptococcus iniae isolates indicates an underlying genetic basis for phenotypic heterogeneity. Diseases of Aquatic Organisms. 141:53-69. https://doi.org/10.3354/dao03521.
Development of IglC and GroEL recombinant vaccines for francisellosis in Nile tilapia, Oreochromis niloticus Reprint Icon - (Peer Reviewed Journal)
Shahin, K., Pirezan, F., Rogge, M., Lafrentz, B.R., Shrestha, R.P., Hildebrand, M., Lu, F., Hogenesch, H., Soto, E. 2020. Development of IglC and GroEL recombinant vaccines for francisellosis in Nile tilapia, Oreochromis niloticus. Fish and Shellfish Immunology. 105:341-349. https://doi.org/10.1016/j.fsi.2020.07.045.
Genetic (co)variation between harvest weight and resistance to both Streptococcus iniae and S. agalactiae capsular type Ib in Nile tilapia (Oreochromis niloticus) Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Lozano, C.A., Shoemaker, C.A., Garcia, J.C., Ospina-Arango, J.F., Rye, M. 2020. Genetic (co)variation between harvest weight and resistance to both Streptococcus iniae and S. agalactiae capsular type Ib in Nile tilapia (Oreochromis niloticus). Aquaculture. 529:735726. https://doi.org/10.1016/j.aquaculture.2020.735726.
Streptococcosis in fish - (Book / Chapter)
Shoemaker, C.A., Lafrentz, B.R., Garcia, J.C., Xu, D., Beck, B.H. 2020. Streptococcosis in fish. In: AFS-FHS (American Fisheries Society-Fish Health Section). FHS Blue Book: Suggested Procedures for the Detection and Identification of Certain Finfish and Shellfish Pathogens. AFS-FHS. Bethesda, Maryland. Chapter 1.3.3.
Isolation and experimental challenge of cultured burbot (Lota lota maculosa) with Flavobacterium columnare and Aeromonas sp. isolates Reprint Icon - (Peer Reviewed Journal)
Bruce, T.J., Ma, J., Oliver, L.P., Jones, E.M., Lafrentz, B.R., Cain, K.D. 2020. Isolation and experimental challenge of cultured burbot (Lota lota maculosa) with Flavobacterium columnare and Aeromonas sp. isolates. Journal of Fish Diseases. 43:839–851. https://doi.org/10.1111/jfd.13169.
Description of Erysipelothrix piscisicarius sp. nov., an emergent fish pathogen, and assessment of virulence using a Tiger Barb (Puntigrus tetrazona) infection model Reprint Icon - (Peer Reviewed Journal)
Pomaranski, E.K., Griffin, M.J., Camus, A.C., Armwood, A.R., Shelley, J., Waldbieser, G.C., Lafrentz, B.R., Garcia, J.C., Yanong, R., Soto, E. 2019. Description of Erysipelothrix piscisicarius sp. nov., an emergent fish pathogen, and assessment of virulence using a Tiger Barb (Puntigrus tetrazona) infection model. International Journal of Systematic and Evolutionary Microbiology. https://doi.org/10.1099/ijsem.0.003838.
Development of a species-specific polymerase chain reaction for highly sensitive detection of Flavobacterium columnare targeting chondroitin AC lyase gene Reprint Icon - (Peer Reviewed Journal)
Mabrok, M., Putita, C., Lafrentz, B.R., Kayansamruaj, P., Dong, H., Rodkhum, C. 2020. Development of a species-specific polymerase chain reaction for highly sensitive detection of Flavobacterium columnare targeting chondroitin AC lyase gene. Aquaculture. 521(2020):734597. https://doi.org/10.1016/j.aquaculture.2019.734597.
Nile tilapia (Oreochromis niloticus) resistance to Streptococcus iniae and S. agalactiae Ib is heritable and can be improved through selective breeding - (Abstract Only)
Shoemaker, C.A., Lafrentz, B.R., Lozano, C., Rye, M., Ospina-Arango, J., Garcia, J.C., Mumma, W.P., Bader, T.J., Shelley, J.P., Beck, B.H. 2019. Nile tilapia (Oreochromis niloticus) resistance to Streptococcus iniae and S. agalactiae Ib is heritable and can be improved through selective breeding [abstract]. International Aquaculture Meeting. 3.
Multiplex PCR for genotyping Flavobacterium columnare Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Garcia, J.C., Shelley, J.P. 2019. Multiplex PCR for genotyping Flavobacterium columnare. Journal of Fish Diseases. 42:1531-1542. https://doi.org/10.1111/jfd.13068.
Genetic diversity and genotyping of Flavobacterium columnare - (Abstract Only)
Lafrentz, B.R., Garcia, J.C., Shelley, J.P. 2019. Genetic diversity and genotyping of Flavobacterium columnare [abstract]. American Fisheries Society Annual Meeting. p. 42.
Flavobacterium inkyongense isolated from ornamental cichlids Reprint Icon - (Peer Reviewed Journal)
Sebastiao, F., Lafrentz, B.R., Shelley, J.P., Stevens, B., Marancik, D., Dunker, F., Reavil, D., Soto, E. 2019. Flavobacterium inkyongense isolated from ornamental cichlids. Journal of Fish Diseases. 42:1309-1313. https://doi.org/10.1111/jfd.13043.
An aquatic detective case report of suspected Spironucleosis in Gulf Coast walleye - (Abstract Only)
Shelley, J.P., Lafrentz, B.R., Paulson, M.D. 2019. An aquatic detective case report of suspected Spironucleosis in Gulf Coast walleye [abstract]. Annual Eastern Fish Health Workshop. p. 4.
Identification of four distinct phylogenetic groups in Flavobacterium columnare with fish host associations - (Abstract Only)
LaFrentz, B.R., Garcia, J.C., Waldbieser, G.C., Evenhuis, J., Loch, T.P., Liles, M.R., Wong, F.S., Chang, S.F. 2018. Identification of four distinct phylogenetic groups in Flavobacterium columnare with fish host associations [abstract]. 5th International Conference of Members of the Genus Flavobacterium 2018. p. 23.
Multiplex PCR for rapid genotyping of Flavobacterium columnare - (Abstract Only)
LaFrentz, B.R., Garcia, J.C., Shelley, J.P. 2018. Multiplex PCR for rapid genotyping of Flavobacterium columnare [abstract]. 5th International Conference of Members of the Genus Flavobacterium 2018. p. 24.
Identification of four distinct phylogenetic groups in Flavobacterium columnare with fish host associations - (Abstract Only)
LaFrentz, B.R., Garcia, J.C., Waldbieser, G.C., Evenhuis, J., Loch, T.P., Liles, M.R., Wong, F.S., Chang, S.F. 2018. Identification of four distinct phylogenetic groups in Flavobacterium columnare with fish host associations [abstract]. International Symposium on Aquatic Animal Health. p. 45.
Resistance of Nile tilapia Oreochromis niloticus to Streptococcus iniae and S. agalactiae is heritable but not correlated - (Abstract Only)
LaFrentz, B.R., Shoemaker, C.A., Lozano, C.A., Garcia, J.C., Soto, E., Xu, D., Beck, B.H., Rye, M. 2018. Resistance of Nile tilapia Oreochromis niloticus to Streptococcus iniae and S. agalactiae is heritable but not correlated [abstract]. International Symposium on Aquatic Animal Health. p. 56.
Francisella marina sp. nov., etiologic agent of systemic disease in cultured spotted rose snapper (Lutjanus guttatus) in Central America Reprint Icon - (Peer Reviewed Journal)
Soto, E., Griffin, M.J., Morales, J.A., Calvo, E.B., Sebastiao, F.A., Porras, A.L., Viquez-Rodriguez, X., Reichley, S.R., Rosser, T.G., Ware, C., Byrne, B.A., Lafrentz, B.R., Garcia, J.C., Camus, A.C. 2018. Francisella marina sp. nov., etiologic agent of systemic disease in cultured spotted rose snapper (Lutjanus guttatus) in Central America. Applied and Environmental Microbiology. 84(16):e00144-18. https://doi.org/10.1128/AEM.00144-18.
Influence of native catfish mucus on Flavobacterium columnare growth and proteolytic activity - (Peer Reviewed Journal)
Shoemaker, C.A., LaFrentz, B.R., Peatman, E., Beck, B.H. 2018. Influence of native catfish mucus on Flavobacterium columnare growth and proteolytic activity. Journal of Fish Diseases. https://doi.org/10.111/jfd.12833.
Resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae and S. agalactiae Ib is heritable but not correlated - (Abstract Only)
Lafrentz, B.R., Shoemaker, C.A., Lozano, C.A., Garcia, J.C., Soto, E., Xu, D., Beck, B.H., Rye, M. 2018. Resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae and S. agalactiae Ib is heritable but not correlated. [abstract] Annual Eastern Fish Health Workshop. p. 35.
Streptococcus agalactiae infection in Nile tilapia (Oreochromis niloticus) and its transmission potential to cohabitated sheepshead minnows (Cyprinodon variegatus) - (Abstract Only)
Garcia, J.C., Shoemaker, C.A., Lafrentz, B.R. 2018. Streptococcus agalactiae infection in Nile tilapia (Oreochromis niloticus) and its transmission potential to cohabitated sheepshead minnows (Cyprinodon variegatus)[abstract]. Annual Eastern Fish Health Workshop. p. 34.
Identification of four distinct phylogenetic groups in Flavobacterium columnare with fish host associations Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Garcia, J.C., Waldbieser, G.C., Evenhuis, J., Loch, T.P., Liles, M.R., Wong, F.S., Chang, S.F. 2018. Identification of four distinct phylogenetic groups in Flavobacterium columnare with fish host associations. Frontiers in Microbiology. 9:452. https://doi.org/10.3389/fmicb.2018.00452.
Characterization of atypical Flavobacterium columnare and identification of a new genomovar - (Peer Reviewed Journal)
Garcia, J.C., LaFrentz, B.R., Waldbieser, G.C., Wong, F., Chang, S. 2018. Characterization of atypical Flavobacterium columnare and identification of a new genomovar. Journal of Fish Diseases. 41:1159-1164.
Comparative phenotypic and genotypic analysis of Edwardsiella spp. isolates from different hosts and geographic origins, with an emphasis on isolates formerly classified as E. tarda and an evaluation of diagnostic methods - (Peer Reviewed Journal)
Reichley, S.R., Ware, C., Steadman, J., Gaunt, P.S., Garcia, J.C., LaFrentz, B.R., Thachil, A., Stine, C.B., Waldbieser, G.C., Arias, C.R., Lock, T., Welch, T.J., Cipriano, R.C., Greenway, T.E., Khoo, L.H., Wise, D.J., Lawrence, M.L., Griffin, M.J. 2017. Comparative phenotypic and genotypic analysis of Edwardsiella spp. isolates from different hosts and geographic origins, with an emphasis on isolates formerly classified as E. tarda and an evaluation of diagnostic methods. Journal of Clinical Microbiology. 55:3466-3491.
Comparative phenotypic and genotypic analysis of Edwardsiella spp. isolates from different hosts and geographic origins with an emphasis on isolates formerly clasified as E. tarda and an evaluation of diagnostic methods - (Peer Reviewed Journal)
Reichley, S.R., Ware, C., Steadman, J., Gaunt, P.S., Garcia, J.C., LaFrentz, B.R., Thachil, A., Stine, C., Waldbieser, G.C., Arias, C.R., Lock, T., Welch, T.J., Cipriano, R.C., Greenway, T.E., Khoo, L.H., Wise, D.J., Lawrence, M.L., Griffin, M.J. 2017. Comparative phenotypic and genotypic analysis of Edwardsiella spp. isolates from different hosts and geographic origins with an emphasis on isolates formerly clasified as E. tarda and an evaluation of diagnostic methods. Journal of Clinical Microbiology. 55:3466-3491.
The type IX secretion system is required for virulence of the fish pathogen Flavobacterium columnare Reprint Icon - (Peer Reviewed Journal)
Li, N., Zhu, Y., LaFrentz, B.R., Evenhuis, J., Hunnicutt, D.W., Conrad, R.A., Barbier, P., Gullstrand, C.W., Roet, J.E., Powers, J.L., Kulkami, S.S., Erbes, D.H., Garcia, J.C., Nie, P., McBride, M.J. 2017. The type IX secretion system is required for virulence of the fish pathogen Flavobacterium columnare. Applied and Environmental Microbiology. 83(23):e01769-17. https://doi.org/10.1128/AEM.01769-17.
Identification of genes encoding the type IX secretion system and secreted proteins in Flavobacterium columnare IA-S-4 - (Other)
Lafrentz, B.R., Barbier, P., McBride, M., Evenhuis, J. 2017. Identification of genes encoding the type IX secretion system and secreted proteins in Flavobacterium columnare IA-S-4. Genbank. Accession Nos. MF535395-MF535441.
Capsular typing of Streptococcus agalactiae (Lancefield group B streptococci) from fish using multiplex PCR and serotyping - (Peer Reviewed Journal)
Shoemaker, C.A., Xu, D., Garcia, J.C., LaFrentz, B.R. 2017. Capsular typing of Streptococcus agalactiae (Lancefield group B streptococci) from fish using multiplex PCR and serotyping. Bulletin of the European Association of Fish Pathologists. 37(5):190-197.
Resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae and S. agalatiae Ib is heritable but not correlated - (Abstract Only)
Shoemaker, C.A., Lozano, C.A., Lafrentz, B.R., Garcia, J.C., Soto, E., Xu, D., Beck, B.H., Rye, M. 2017. Resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae and S. agalatiae Ib is heritable but not correlated [abstract]. European Association of Fish Pathologists. p. 105.
Multiplex PCR for rapid genotyping of Flavobacterium columnare - (Abstract Only)
Lafrentz, B.R., Garcia, J.C. 2017. Multiplex PCR for rapid genotyping of Flavobacterium columnare. Annual Eastern Fish Health Workshop, East Lansing, Michigan, April 3-7, 2017. p. 65.
Genomovars and genomes: Deciphering the genetic diversity of Flavobacterium columnare - (Abstract Only)
Lafrentz, B.R., Garcia, J.C., Waldbieser, G.C., Evenhuis, J., Loch, T.P., Liles, M.R., Wong, F.S., Chang, S.F. 2017. Genomovars and genomes: Deciphering the genetic diversity of Flavobacterium columnare. In: Annual Meeting of the Fish Health Section, American Fisheries Society, East Lansing, Michigan, April 2-3, 2017. p. 66.
Characterization of atypical Flavobacterium columnare and identification of a new genomovar - (Abstract Only)
Garcia, J.C., Lafrentz, B.R., Waldbieser, G.C., Wong, F.S., Chang, S.F. 2017. Characterization of atypical Flavobacterium columnare and identification of a new genomovar. In: Annual Meeting of the Fish Health Section, American Fisheries Society, East Lansing, Michigan, April 2-3, 2017. p. 67.
Primer prueba de desafio controlado en tilapia del Nilo Para Resistencia a Streptococcus iniae - (Popular Publication)
Lafrentz, B.R., Lozano, C.A., Shoemaker, C.A., Garcia, J.C., Xu, D., Lovoll, M., Rye, M. 2017. Primer prueba de desafio controlado en tilapia del Nilo Para Resistencia a Streptococcus iniae. Panorama Acuicola. 22(2): p.38-41.
Controlled laboratory challenge demonstrates substantial additive genetic variation in resistance to Streptococcus iniae in Nile tilapia - (Abstract Only)
Lafrentz, B.R., Lozano, C.A., Shoemaker, C.A., Garcia, J.C., Xu, D., Lovoll, M., Rye, M. 2017. Controlled laboratory challenge demonstrates substantial additive genetic variation in resistance to Streptococcus iniae in Nile tilapia. In: Aquaculture America 2017 Conference, San Antonio, Texas, February 19-22, 2017. p. 234.
Impacts of parasite infection on columnaris disease of tilapia - (Abstract Only)
Xu, D., Shoemaker, C.A., Lafrentz, B.R., Zhang, D. 2017. Impacts of parasite infection on columnaris disease of tilapia. In: Aquaculture America 2017 Conference, San Antonio, Texas, February 19-22, 2017. p. 513.
Spring forward with improved Nile tilapia Oreochromis niloticus resistant to Streptococcus iniae and Streptococcus agalactiae IB - (Abstract Only)
Shoemaker, C.A., Lozano, C.A., Lafrentz, B.R., Garcia, J.C., Soto, E., Xu, D., Beck, B.H., Rye, M. 2017. Spring forward with improved Nile tilapia Oreochromis niloticus resistant to Streptococcus iniae and Streptococcus agalactiae IB. In: Aquaculture America 2017 Conference, San Antonio, Texas, February 19-22, 2017. p. 418.
Optimized reverse primer for 16S-RFLP analysis and genomovar assignment of Flavobacterium columnare - (Peer Reviewed Journal)
Lafrentz, B.R., Garcia, J.C., Dong, H., Waldbieser, G.C., Rodkhum, C., Wong, F., Chang, S. 2017. Optimized reverse primer for 16S-RFLP analysis and genomovar assignment of Flavobacterium columnare. Journal of Fish Diseases. 40:1103-1108.
Additive genetic variation in resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae and S. agalactiae capsular type Ib: is genetic resistance correlated? - (Peer Reviewed Journal)
Shoemaker, C.A., Lozano, C.A., Lafrentz, B.R., Garcia, J.C., Soto, E., Xu, D., Beck, B.H., Rye, M. 2017. Additive genetic variation in resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae and S. agalactiae capsular type Ib: is genetic resistance correlated? Aquaculture. 468:193-198.
Optimized reverse primer for 16S-RFLP analysis and genomovar assignment of Flavobacterium columnare - (Other)
Lafrentz, B.R., Garcia, J.C., Dong, H.T., Waldbieser, G.C., Rodkhum, C., Wong, F.S., Chang, S.F. 2016. Optimized reverse primer for 16S-RFLP analysis and genomovar assignment of Flavobacterium columnare. Genebank. Accession Nos. KX711893-KX711900.
Isolation and characterization of Flavobacterium columnare strains infecting fishes inhabiting the Laurentian Great Lakes basin - (Peer Reviewed Journal)
Faisal, M., Diamanka, A., Loch, T., Lafrentz, B.R., Winters, A., Garcia, J.C., Togubaye, B. 2017. Isolation and characterization of Flavobacterium columnare strains infecting fishes inhabiting the Laurentian Great Lakes basin. Journal of Fish Diseases. 40:637-648.
Virulence of Flavobacterium columnare genomovars in rainbow trout Oncorhynchus mykiss - (Peer Reviewed Journal)
Evenhuis, J., Lafrentz, B.R. 2016. Virulence of Flavobacterium columnare genomovars in rainbow trout Oncorhynchus mykiss. Diseases of Aquatic Organisms. 120(3):217-224.
Complete genome sequence of the fish pathogen Flavobacterium columnare strain C#2 - (Peer Reviewed Journal)
Bartelme, R.P., Newton, R.J., Zhu, Y., Li, N., Lafrentz, B.R., Mcbride, M.J. 2016. Complete genome sequence of the fish pathogen Flavobacterium columnare strain C#2. Genome Announcements. 4(3):e00624-16. doi:10.1128/genomeA.00624-16.
Controlled challenge experiment demonstrates substantial additive genetic variation in resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae - (Peer Reviewed Journal)
Lafrentz, B.R., Lozano, C.A., Shoemaker, C.A., Garcia, J.C., Xu, D., Lovoll, M., Rye, M. 2016. Controlled challenge experiment demonstrates substantial additive genetic variation in resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus iniae. Aquaculture. 458:134-139.
VIRULENCE OF Flavobacterium columnare GENOMOVARS IN RAINBOW TROUT (Oncorhynchus mykiss) - (Abstract Only)
Evenhuis, J., Lafrentz, B.R. 2016. VIRULENCE OF Flavobacterium columnare GENOMOVARS IN RAINBOW TROUT (Oncorhynchus mykiss){abstract}. Aquaculture America Conference. FH2-345.
Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment - (Abstract Only)
Lafrentz, B.R., Waldbieser, G.C., Welch, T.J., Shoemaker, C.A. 2015. Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment. Flavobacterium 2015. p. 17.
Growth and survival of Flavobacterium columnare in fish mucus and porcine gastric mucin - (Abstract Only)
Shoemaker, C.A., Lafrentz, B.R. 2015. Growth and survival of Flavobacterium columnare in fish mucus and porcine gastric mucin. Flavobacterium 2015. p. 35.
Flavobacterium columnare isolated from red tilapia (Oreochromis sp.): emphasis on genetic characterization and virulence of rhizoid and non-rhizoid morphotypes - (Abstract Only)
Dong, H., Senapin, S., Lafrentz, B.R., Pirarat, N., Rodkhum, C. 2015. Flavobacterium columnare isolated from red tilapia (Oreochromis sp.): emphasis on genetic characterization and virulence of rhizoid and non-rhizoid morphotypes [abstract]. Flavobacterium 2015. p. 33.
Flavobacterium columnare type IX secretion system mutations result in defects in gliding motility and loss of virulence - (Abstract Only)
Li, N., Powers, J., Roets, J., Nie, P., Lafrentz, B.R., Hunnicutt, D.W., Mcbride, M.J. 2015. Flavobacterium columnare type IX secretion system mutations result in defects in gliding motility and loss of virulence [abstract]. Flavobacterium 2015. p. 30.
Controlled laboratory challenge demonstrates substantial additive genetic variation in resistance to Streptococcus iniae in Nile tilapia - (Abstract Only)
Lafrentz, B.R., Lozano, C.A., Shoemaker, C.A., Xu, D., Garcia, J.C., Lovoll, M., Rye, M. 2015. Controlled laboratory challenge demonstrates substantial additive genetic variation in resistance to Streptococcus iniae in Nile tilapia [abstract]. American Fisheries Society (Fish Health Section) Annual Meeting. p.30.
Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment - (Abstract Only)
Lafrentz, B.R., Waldbieser, G.C., Welch, T.J., Shoemaker, C.A. 2015. Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment [abstract]. European Association of Fish Pathologists. p. 105.
Virulence assay of rhizoid and non-rhizoid morphotypes of Flavobacterium columnare in red tilapia, Oreochromis sp., fry - (Peer Reviewed Journal)
Dong, H.T., Senapin, S., Lafrentz, B.R., Rodkhum, C. 2016. Virulence assay of rhizoid and non-rhizoid morphotypes of Flavobacterium columnare in red tilapia, Oreochromis sp., fry. Journal of Fish Diseases. 39:649-655.
Parasitism enhances tilapia susceptibility to Flavobacterium columnare - (Popular Publication)
Xu, D., Shoemaker, C.A., Lafrentz, B.R. 2015. Parasitism enhances tilapia susceptibility to Flavobacterium columnare. Global Aquaculture Advocate. May/June:32-33.
Passive transfer of serum from tilapia vaccinated with a Vibrio vulnificus vaccine provides protection from specific pathogen challenge Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Shoemaker, C.A. 2015. Passive transfer of serum from tilapia vaccinated with a Vibrio vulnificus vaccine provides protection from specific pathogen challenge. Aquaculture. 442:16-20.
Parasitism by Ich enhanced susceptibility of tilapia to Flavobacterium columnare - (Abstract Only)
Xu, D., Shoemaker, C.A., Lafrentz, B.R. 2015. Parasitism by Ich enhanced susceptibility of tilapia to Flavobacterium columnare [abstract]. Aquaculture America 2015. p. 506.
Flavobacterium columnare type IX secretion system mutations result in defects in gliding motility and virulence - (Abstract Only)
Li, N., Powers, J., Roets, J., Nie, P., Lafrentz, B.R., Hunnicutt, D.W., Mcbride, M.J. 2015. Flavobacterium columnare type IX secretion system mutations result in defects in gliding motility and virulence [abstract]. Bacterial Locomotion and Signal Transduction. p.87.
Growth and survival of the fish pathogenic bacterium, Flavobacterium columnare, in tilapia mucus and porcine gastric mucin Reprint Icon - (Peer Reviewed Journal)
Shoemaker, C.A., Lafrentz, B.R. 2015. Growth and survival of the fish pathogenic bacterium, Flavobacterium columnare, in tilapia mucus and porcine gastric mucin. FEMS Microbiology Letters. 362(4):1-5.
Complete genome sequence of Flavobacterium psychrophilum strain CSF259-93 used to select rainbow trout for increased genetic resistance against bacterial cold water disease - (Peer Reviewed Journal)
Wiens, G.D., Lapatra, S.E., Welch, T.J., Rexroad III, C.E., Call, D.R., Cain, K.E., Lafrentz, B.R., Vaisvil, B., Schmitt, D.P., Kapatral, V. 2014. Complete genome sequence of Flavobacterium psychrophilum strain CSF259-93 used to select rainbow trout for increased genetic resistance against bacterial cold water disease. Genome Announcements. 2(5):e00889-14. DOI:10.1128/genomeA.0089-14.
Development of a waterborne challenge model for Flavobacterium psychrophilum Reprint Icon - (Peer Reviewed Journal)
Long, A., Fehringer, T.R., Lafrentz, B.R., Call, D., Cain, K.D. 2014. Development of a waterborne challenge model for Flavobacterium psychrophilum. FEMS Microbiology Letters. 359:154-160.
Phenotypic characterization and genetic diversity of Flavobacterium columnare isolated from red tilapia, Oreochromis sp. in Thailand - (Peer Reviewed Journal)
Dong, T.H., Lafrentz, B.R., Pirarat, N., Rodkhum, C. 2015. Phenotypic characterization and genetic diversity of Flavobacterium columnare isolated from red tilapia, Oreochromis sp. in Thailand. Journal of Fish Diseases. 38:901-913.
Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment - (Abstract Only)
Lafrentz, B.R., Waldbieser, G.C., Welch, T.J., Shoemaker, C.A. 2014. Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment [abstract]. International Symposium on Aquatic Animal Health. p.92.
Is there a genetic correlation between the resistance of channel catfish to Edwardsiella ictaluri and Flavobacterium columnare, and how do we get there? - (Abstract Only)
Lafrentz, B.R., Peterson, B.C., Ourth, D.D., Shoemaker, C.A. 2014. Is there a genetic correlation between the resistance of channel catfish to Edwardsiella ictaluri and Flavobacterium columnare, and how do we get there? [abstract].International Symposium on Aquatic Animal Health. p. 94.
Lack of association between Flavobacterium columnare genomovar and virulence in hybrid tilapia Oreochromis niloticus (L.) x Oreochromis aureus (Steindachner) Reprint Icon - (Peer Reviewed Journal)
Shoemaker, C.A., Lafrentz, B.R. 2014. Lack of association between Flavobacterium columnare genomovar and virulence in hybrid tilapia Oreochromis niloticus (L.) x Oreochromis aureus (Steindachner). Journal of Fish Diseases. 38:491-498.
Enhanced susceptibility of hybrid tilapia to Flavobacterium columnare after parasitism by Ichthyophthirius multifiliis - (Peer Reviewed Journal)
Xu, D., Shoemaker, C.A., Lafrentz, B.R. 2014. Enhanced susceptibility of hybrid tilapia to Flavobacterium columnare after parasitism by Ichthyophthirius multifiliis. Aquaculture. 430:44-49.
Managing animal health from an aquaculture perspective - (Abstract Only)
Shoemaker, C.A., Lafrentz, B.R., Xu, D., Zhang, D. 2014. Managing animal health from an aquaculture perspective. Journal of Animal Science. 90(2):40.
Overview of fish immune system and infectious diseases - (Book / Chapter)
Shoemaker, C.A., Xu, D., Lafrentz, B.R., Lapatra, S. 2015. Overview of fish immune system and infectious diseases. In: Lee, C.S., Lim, C., Gatlin, D.M., Webster, C.D. Dietary Nutrients, Additive, and Fish Health. Hoboken, New Jersey:John Wiley & Sons, Inc. 1-24.
Enhanced efficacy of an attenuated Flavobacterium psychrophilum strain cultured under iron-limited conditions Reprint Icon - (Peer Reviewed Journal)
Long, A., Fehringer, T.R., Swain, M.A., Lafrentz, B.R., Call, D., Cain, K.D. 2013. Enhanced efficacy of an attenuated Flavobacterium psychrophilum strain cultured under iron-limited conditions. Fish and Shellfish Immunology. 35:1477-1482.
Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and relevance to genomovar assignment - (Other)
Lafrentz, B.R., Waldbieser, G.C., Welch, T.J., Shoemaker, C.A. 2013. Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and relevance to genomovar assignment. Genbank. Accession Nos. KC912647-KC912684.
Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment Reprint Icon - (Peer Reviewed Journal)
Lafrentz, B.R., Waldbieser, G.C., Welch, T.J., Shoemaker, C.A. 2014. Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and standard protocol for genomovar assignment. Journal of Fish Diseases. 37(7):657-669.
Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and relevance to genomovar assignment - (Abstract Only)
Lafrentz, B.R., Waldbieser, G.C., Welch, T.J., Shoemaker, C.A. 2013. Intragenomic heterogeneity in the 16S rRNA genes of Flavobacterium columnare and relevance to genomovar assignment [abstract]. Annual Eastern Fish Health Workshop. p. 24.
Selective breeding of food sized rainbow trout against Flavobacteriosis - (Proceedings)
Lapatra, S.E., Lafrentz, B.R., Towner, R.H. 2012. Selective breeding of food sized rainbow trout against Flavobacteriosis. In: Proceedings of the 3rd International Conference on the Members of the Genus Flavobacterium. June 5-7, 2012, Turku, Finland. 2012 CDROM.
The Flavobacterium challenge: host, genomovar, and virulence - (Proceedings)
Shoemaker, C.A., Lafrentz, B.R., Klesius, P.H. 2012. The Flavobacterium challenge: host, genomovar, and virulence. In: Proceedings of the 3rd International Conference on the Members of the Genus Flavobacterium. June 5-7, 2012, Turku, Finland. 2012 CDROM.
Vaccination of fish against Flavobacterium columnare and F. psychrophilum - (Abstract Only)
Lafrentz, B.R., Cain, K.D., Shoemaker, C.A., Klesius, P.H. 2012. Vaccination of fish against Flavobacterium columnare and F. psychrophilum [abstract]. US-Russia Workshop on Aquaculture and Fish Health. p. 17.
Reproducible challenge model to investigate the virulence of Flavobacterium columnare genomovars in rainbow trout Oncorhynchus mykiss - (Peer Reviewed Journal)
Lafrentz, B.R., Lapatra, S.E., Shoemaker, C.A., Klesius, P.H. 2012. Reproducible challenge model to investigate the virulence of Flavobacterium columnare genomovars in rainbow trout Oncorhynchus mykiss. Diseases of Aquatic Organisms. 101:115-122.
Development of a reproducible challenge model to investigate the virulence of Flavobacterium columnare genomovars in rainbow trout Oncorhynchus mykiss (Walbaum) - (Abstract Only)
Lafrentz, B.R., Lapatra, S.E., Shoemaker, C.A., Klesius, P.H. 2012. Development of a reproducible challenge model to investigate the virulence of Flavobacterium columnare genomovars in rainbow trout Oncorhynchus mykiss (Walbaum)[abstract]. American Fisheries Society Annual Meeting. p. 25.
Columnaris Disease - (Book / Chapter)
Lafrentz, B.R., Goodwin, A.E., Shoemaker, C.A. 2012. Columnaris Disease. In: AFS-FHS (American Fisheries Society-Fish Health Section). FHS blue book: suggested procedures for the detection and identification of certain finfish and shellfish pathogens. AFS-FHS. Bethesda, Maryland. chap. 1.2.3.
Immunization of rainbow trout Oncorhynchus mykiss (Walbaum) with a crude lipopolysaccharide extract from Flavobacterium psychrophilum - (Peer Reviewed Journal)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Cain, K.D. 2014. Immunization of rainbow trout Oncorhynchus mykiss (Walbaum) with a crude lipopolysaccharide extract from Flavobacterium psychrophilum. Aquaculture Research. 45:476-483.
Bivalent vaccination of sex reversed hybrid tilapia against Streptococcus iniae and Vibrio vulnificus - (Peer Reviewed Journal)
Shoemaker, C.A., Lafrentz, B.R., Klesius, P.H. 2012. Bivalent vaccination of sex reversed hybrid tilapia against Streptococcus iniae and Vibrio vulnificus. Aquaculture. 354-355:45-49.
Selective breeding of food size rainbow trout against Flavobacteriosis - (Abstract Only)
Lapatra, S.E., Lafrentz, B.R., Towner, R.H. 2012. Selective breeding of food size rainbow trout against Flavobacteriosis [abstract]. 3rd International Conference on Members of the Genus Flavobacterium. p. 60.
The Flavobacterium columnare challenge: host, genomovar and virulence - (Abstract Only)
Shoemaker, C.A., Lafrentz, B.R., Klesius, P.H. 2012. The Flavobacterium columnare challenge: host, genomovar and virulence [abstract]. Flavobacterium 2012. p. 41.
Spleen index and mannose-binding lectin levels in four channel catfish Ictalurus punctatus families exhibiting different susceptibilities to Flavobacterium columnare and Edwardsiella ictaluri - (Peer Reviewed Journal)
Lafrentz, B.R., Shoemaker, C.A., Booth, N.J., Peterson, B.C., Ourth, D.C. 2012. Spleen index and mannose-binding lectin levels in four channel catfish Ictalurus punctatus families exhibiting different susceptibilities to Flavobacterium columnare and Edwardsiella ictaluri. Journal of Aquatic Animal Health. 24:141-147.
Comparative proteomic analysis of virulent and rifampicin attenuated Flavobacterium psychrophilum - (Peer Reviewed Journal)
Gliniewicz, K., Plant, K.P., Lapatra, S.E., Lafrentz, B.R., Cain, K., Snekvik, K.R., Call, D.R. 2012. Comparative proteomic analysis of virulent and rifampicin attenuated Flavobacterium psychrophilum. Journal of Fish Diseases. 35:529-539.
Spleen size and plasma levels of mannose binding lectin in channel catfish Ictalurus punctatus families exhibiting different susceptibilities to Flavobacterium columnare and Edwardsiella ictaluri - (Abstract Only)
Peterson, B.C., Booth, N.J., Ourth, D.D., Shoemaker, C.A., Lafrentz, B.R. 2012. Spleen size and plasma levels of mannose binding lectin in channel catfish Ictalurus punctatus families exhibiting different susceptibilities to Flavobacterium columnare and Edwardsiella ictaluri. Aquaculture America Conference. P. 367.
Vaccination of sex reversed hybrid tilapia (Oreochromis niloticus X O. aureus) with an inactivated Vibrio vulnificus vaccine - (Peer Reviewed Journal)
Shoemaker, C.A., Lafrentz, B.R., Klesius, P.H. 2011. Vaccination of sex reversed hybrid tilapia (Oreochromis niloticus X O. aureus) with an inactivated Vibrio vulnificus vaccine. Biologicals. 39:424-429.
Modified live Edwardsiella ictaluri vaccine, AQUAVAC-ESC, lacks multidrug resistance plasmids - (Peer Reviewed Journal)
Lafrentz, B.R., Welch, T.J., Shoemaker, C.A., Drennan, J.D., Klesius, P.H. 2011. Modified live Edwardsiella ictaluri vaccine, AQUAVAC-ESC, lacks multidrug resistance plasmids. Journal of Aquatic Animal Health. 23(4):195-199.
Comparative proteomic analysis of virulent and rifampicin attenuated strains of Flavobacterium psychrophilum - (Abstract Only)
Gliniewicz, K., Plant, K., Lapatra, S.E., Cain, K., Snekvik, K.R., Lafrentz, B.R., Call, D.R. 2011. Comparative proteomic analysis of virulent and rifampicin attenuated strains of Flavobacterium psychrophilum [abstract]. 141st Annual Meeting of the American Fisheries Society. Poster No. 453.
Identification of immunogenic proteins within distinct molecular mass fractions of Flavobacterium psychrophilum - (Peer Reviewed Journal)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Wiens, G.D., Cain, K.D. 2011. Identification of immunogenic proteins within distinct molecular mass fractions of Flavobacterium psychrophilum. Journal of Fish Diseases. 34:823-830.
Immunoproteomic analysis of the antibody response obtained in Nile tilapia following vaccination with a Streptococcus iniae vaccine - (Peer Reviewed Journal)
Lafrentz, B.R., Shoemaker, C.A., Klesius, P.H. 2011. Immunoproteomic analysis of the antibody response obtained in Nile tilapia following vaccination with a Streptococcus iniae vaccine. Veterinary Microbiology. 152:346-352.
Case report of an unusual heart abnormality in Rainbow trout (Oncorhynchus mykiss) - (Abstract Only)
Lafrentz, B.R., Lapatra, S.E., Heidel, J.R. 2011. Case report of an unusual heart abnormality in Rainbow trout (Oncorhynchus mykiss)[abstract]. Eastern Fish Health Workshop. p. 7.
Development and use of a Flavobacterium columnare challenge model in Rainbow trout - (Abstract Only)
Lafrentz, B.R., Shoemaker, C.A., Lapatra, S.E., Klesius, P.H. 2011. Development and use of a Flavobacterium columnare challenge model in Rainbow trout [abstract]. Eastern Fish Health Workshop. p. 41.
Antibiotic sensitivity and molecular analyses demonstrate a lack of IncA/C plasmid in modified live Edwardsiella ictaluri vaccine strain - (Abstract Only)
Lafrentz, B.R., Welch, T.J., Shoemaker, C.A., Klesius, P.H. 2010. Antibiotic sensitivity and molecular analyses demonstrate a lack of IncA/C plasmid in modified live Edwardsiella ictaluri vaccine strain [abstract]. Eastern Fish Health Workshop. p.77.
Brood stock immunization: does maternal transfer of specific antibodies protect rainbow trout alevins - (Abstract Only)
Lapatra, S.E., Lafrentz, B.R., Cain, K.D. 2010. Brood stock immunization: does maternal transfer of specific antibodies protect rainbow trout alevins [abstract]. 2010 DAFINET Workshop: Vaccination of Early Life Stages of Fish. p.14-15.
Characterization of susceptibility and carrier status of burbot, Lota lota (L.), to IHNV, IPNV, Flavobacterium psychrophilum, Aeromonas salmonicida, and Renibacterium salmoninarum - (Peer Reviewed Journal)
Polinski, M.P., Fehringer, T.R., Johnson, K.A., Snekvik, K.R., Lapatra, S.E., Lafrentz, B.R., Ireland, S.C., Cain, K.D. 2010. Characterization of susceptibility and carrier status of burbot, Lota lota (L.), to IHNV, IPNV, Flavobacterium psychrophilum, Aeromonas salmonicida, and Renibacterium salmoninarum. Journal of Fish Diseases. 33: 559-570.
Protection against heterologous Streptococcus iniae isolates using a modified bacterin vaccine in Nile tilapia, Oreochromis niloticus (L.) - (Peer Reviewed Journal)
Shoemaker, C.A., Lafrentz, B.R., Klesius, P.H., Evans, J.J. 2010. Protection against heterologous Streptococcus iniae isolates using a modified bacterin vaccine in Nile tilapia, Oreochromis niloticus (L.). Journal of Fish Diseases. 33: 537-544.
Possible role of the Flavobacterium columnare chemotactic response to skin mucus in virulence - (Abstract Only)
Klesius, P.H., Lafrentz, B.R., Shoemaker, C.A., Evans, J.J. 2009. Possible role of the Flavobacterium columnare chemotactic response to skin mucus in virulence [abstract]. Asian Pacific Aquaculture 2009. Paper 37.
Proteomic analysis of Flavobacterium psychrophilum cultured in vivo and in iron-limited media - (Peer Reviewed Journal)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Wiens, G.D., Cain, K.D. 2009. Proteomic analysis of Flavobacterium psychrophilum cultured in vivo and in iron-limited media. Diseases of Aquatic Organisms. 87:171-182.
Chemotactic response of Flavobacterium columnare to channel catfish mucus - (Abstract Only)
Lafrentz, B.R., Klesius, P.H., Shoemaker, C.A. 2009. Chemotactic response of Flavobacterium columnare to channel catfish mucus. In: Flavobacterium 2009 Conference, September 21-23, 2009, Paris, France. p. 59.
Proteomic analysis of Flavobacterium psychrophilum cultured in vivo and in iron-limited media - (Abstract Only)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Wiens, G.D., Cain, K.D. 2009. Proteomic analysis of Flavobacterium psychrophilum cultured in vivo and in iron-limited media. In: Flavobacterium 2009 Conference, September 21-23, 2009, Paris, France. p. 46.
Protection against heterologous Streptococcus iniae isolates using a modified bacterin vaccine in Nile tilapia Oreochromis niloticus - (Abstract Only)
Shoemaker, C.A., Klesius, P.H., Lafrentz, B.R., Evans, J.J. 2009. Protection against heterologous Streptococcus iniae isolates using a modified bacterin vaccine in Nile tilapia Oreochromis niloticus. 14th European Association of Fish Pathologists. International Conference Prague, Czech Republic September 14-19, 2009. p. 98.
Chemotactic response of Flavobacterium columnare to channel catfish mucus - (Proceedings)
Lafrentz, B.R., Klesius, P.H., Shoemaker, C.A. 2009. Chemotactic response of Flavobacterium columnare to channel catfish mucus. In: Proceeding of the Members of the Genus Flavobacterium. Flavobacterium 2009, September 21-23, 2009, Paris, France. CDROM.
Proteomic analysis of Flavobacterium psychrophilum cultured in vivo and in iron-limited media - (Proceedings)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Wiens, G.D., Cain, K.D. 2009. Proteomic analysis of Flavobacterium psychrophilum cultured in vivo and in iron-limited media. In: Proceeding of the Members of the Genus Flavobacterium. Flavobacterium 2009, September 21-23, 2009, Paris, France. CDROM.
Immunoproteomic analysis of the antibody response obtained in tilapia following immunization with a Streptococcus iniae vaccine - (Abstract Only)
Lafrentz, B.R., Klesius, P.H. 2009. Immunoproteomic analysis of the antibody response obtained in tilapia following immunization with a Streptococcus iniae vaccine. American Fisheries Society (Fish Health Section). p. 15.
Development of a culture independent method to characterize the chemotactic response of Flavobacterium columnare to fish mucus - (Peer Reviewed Journal)
Lafrentz, B.R., Klesius, P.H. 2009. Development of a culture independent method to characterize the chemotactic response of Flavobacterium columnare to fish mucus. Journal of Microbial Methods. 77:37-40.
Isolation of rifampicin resistant Flavobacterium psychrophilum strains and their potential as live attenuated vaccine candidates - (Peer Reviewed Journal)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Cain, K.D. 2008. Isolation of rifampicin resistant Flavobacterium psychrophilum strains and their potential as live attenuated vaccine candidates. Vaccine 26:5582-5589.
Proteomic Analysis of Flavobacterium psychrophilum cultured In Vivo and In Iron-Limited Media - (Abstract Only)
Lafrentz, B.R., Lapatra, S., Call, D., Wiens, G., Cain, K. 2008. Proteomic Analysis of Flavobacterium psychrophilum cultured In Vivo and In Iron-Limited Media. In: Proceedings of the American Fisheries Society Fish Health Section, July 14 - 12, 2008, Charlottetown, Prince Edward Island, Canada, p.140.
Development and Characterization of Rifampicin Resistant Flavobacterium Psychrophilum Strains and Their Potential as Live Attenuated Vaccine Candidates - (Abstract Only)
Lafrentz, B.R., Lapatra, S.E., Call, D.R., Cain, K.D. 2008. Development and Characterization of Rifampicin Resistant Flavobacterium Psychrophilum Strains and Their Potential as Live Attenuated Vaccine Candidates. In: Proceedings of the Annual Eastern Fish Health Workshop, March 31 - April 4, 2008, Atlantic Beach, North Carolina. p. 49.
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