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ARS Home » Pacific West Area » Albany, California » Western Regional Research Center » Produce Safety and Microbiology Research » People & Locations » Alexandra Salvador
Alexandra Salvador
Produce Safety and Microbiology Research
Microbiologist

Phone: (510) 559-6431
Fax: (510) 559-6162

(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Characterization of two novel Salmonella phages having biocontrol potential against Salmonella spp. in gastrointestinal conditions Reprint Icon - (Peer Reviewed Journal)
Zhang, Y., Chu, M., Liao, Y., Salvador, A., Wu, V.C. 2024. Characterization of two novel Salmonella phages having biocontrol potential against Salmonella spp. in gastrointestinal conditions. Scientific Reports. 14. Article 12294. https://doi.org/10.1038/s41598-024-59502-9.
A new member of Tequintavirus bacteriophage isolated from sewage water with antimicrobial potential against multidrug-resistant Salmonella Infantis strains - (Abstract Only)
A new Rogue-like Escherichia phage UDF157lw to control Escherichia coli O157:H7 Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Ho, K., Zhang, Y., Salvador, A., Wu, V.C. 2024. A new Rogue-like Escherichia phage UDF157lw to control Escherichia coli O157:H7. Frontiers in Microbiology. 14. Article 1302032. https://doi.org/10.3389/fmicb.2023.1302032.
Characterization and encapsulation of a Salmonella phage cocktail for the biocontrol potential of Salmonella spp. in gastrointestinal environments - (Abstract Only)
Antimicrobial potential of a new Rogue-like Escherichia coli phage UDF157lw against E. coli O157:H7 biofilm - (Abstract Only)
A new Kayfunavirus-like Escherichia phage vB_EcoP-Ro45lw with antimicrobial potential of Shiga toxin-producing Escherichia coli O45 strain Reprint Icon - (Peer Reviewed Journal)
Sun, X., Liao, Y., Zhang, Y., Salvador, A., Ho, K., Wu, V.C. 2022. A new Kayfunavirus-like Escherichia phage vB_EcoP-Ro45lw with antimicrobial potential of Shiga toxin-producing Escherichia coli O45 strain. Microorganisms. 11(1). Article 77. https://doi.org/10.3390/microorganisms11010077.
Characterization of polyvalent Escherichia phage Sa157lw for the biocontrol potential of Salmonella Typhimurium and Escherichia coli O157:H7 on contaminated mung bean seeds Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Zhang, Y., Salvador, A., Ho, K., Cooley, M.B., Wu, V.C. 2022. Characterization of polyvalent Escherichia phage Sa157lw for the biocontrol potential of Salmonella Typhimurium and Escherichia coli O157:H7 on contaminated mung bean seeds. Frontiers in Microbiology. 13. Article 1053583. https://doi.org/10.3389/fmicb.2022.1053583.
Whole-genome analysis of Escherichia phage vB_EcoM-S1P5QW, isolated from manures collected from cattle farms in Maine Reprint Icon - (Peer Reviewed Journal)
Quintela, I.A., Hwang, A., Vasse, T., Salvador, A., Zhang, Y., Liao, Y., Wu, V.C. 2022. Whole-genome analysis of Escherichia phage vB_EcoM-S1P5QW, isolated from manures collected from cattle farms in Maine. Microbiology Resource Announcements. 11(4). Article e00041-22. https://doi.org/10.1128/mra.00041-22.
Characterization of a T4-like bacteriophage vB_EcoM-Sa45lw as a potential biocontrol agent for Shiga toxin-producing Escherichia coli O45 contaminated on Mung Bean seeds Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Zhang, Y., Salvador, A., Harden, L.A., Wu, V.C. 2022. Characterization of a T4-like bacteriophage vB_EcoM-Sa45lw as a potential biocontrol agent for Shiga toxin-producing Escherichia coli O45 contaminated on Mung Bean seeds. Microbiology Spectrum. 10(1). Article e02220-21. https://doi.org/10.1128/spectrum.02220-21.
Characterization of two new Shiga toxin-producing Escherichia coli O103-infecting phages isolated from an organic farm Reprint Icon - (Peer Reviewed Journal)
Zhang, Y., Liao, Y., Salvador, A., Lavenburg, M.V., Wu, V.C. 2021. Characterization of two new Shiga toxin-producing Escherichia coli O103-infecting phages isolated from an organic farm. Microorganisms. 9(7):1527. https://doi.org/10.3390/microorganisms9071527.
Genomic characterization of two Shiga toxin-converting bacteriophages induced from environmental Shiga toxin-producing Escherichia coli. Reprint Icon - (Peer Reviewed Journal)
Zhang, Y., Liao, Y., Salvador, A., Wu, V.C. 2021. Genomic characterization of two Shiga toxin-converting bacteriophages induced from environmental Shiga toxin-producing Escherichia coli. Frontiers in Microbiology. 12. Article 587696. https://doi.org/10.3389/fmicb.2021.587696.
The effects of environmental factors on the prevalence and diversity of bacteriophages lytic against top six non-O157 Shiga toxin-producing Escherichia coli on an organic farm Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Lavenburg, V., Lennon, M., Salvador, A., Hsu, A.L., Wu, V.C.H. 2020. The effects of environmental factors on the prevalence and diversity of bacteriophages lytic against top 6 non-O157 Shiga toxin-producing Escherichia coli on an organic farm. Journal of Food Safety. https://doi.org/10.1111/jfs.12865.
Effects of lyophilization on the stability of bacteriophages against different serogroups of Shiga toxin-producing Escherichia coli Reprint Icon - (Peer Reviewed Journal)
Lavenburg, V., Liao, Y., Salvador, A., Hsu, A.L., Harden, L.A., Wu, V.C. 2020. Effects of lyophilization on the stability of bacteriophages against different serogroups of Shiga toxin-producing Escherichia coli. Cryobiology. 96:85-91. https://doi.org/10.1016/j.cryobiol.2020.07.012.
Bacteriophages specific to Shiga toxin-producing Escherichia coli exist in goat feces and associated environments on an organic produce farm in Northern California, USA Reprint Icon - (Peer Reviewed Journal)
Lennon, M., Liao, Y., Salvador, A., Lauzon, C.R., Wu, V.C. 2020. Bacteriophages specific to Shiga toxin-producing Escherichia coli exist in goat feces and associated environments on an organic produce farm in Northern California, USA. PLoS One. 15(6):0234488. https://doi.org/10.1371/journal.pone.0234438.
Is Shiga toxin-producing Escherichia coli O45 no longer a food safety threat? The danger is still out there - (Abstract Only)
Zhang, Y., Liao, Y., Salvador, A., Sun, X., Wu, V.C. 2020. Is Shiga toxin-producing Escherichia coli O45 no longer a food safety threat? The danger is still out there [abstract]. Meeting Abstract.
Investigating the whole-genome sequences of a new locus of enterocyte effacement-positive Shiga toxin-producing Escherichia coli O157:H7 strain isolated from river water Reprint Icon - (Peer Reviewed Journal)
Zhang, Y., Liao, Y., Salvador, A., Sun, X., Wu, V.C. 2020. Investigating the whole-genome sequences of a new locus of enterocyte effacement-positive Shiga toxin-producing Escherichia coli O157:H7 strain isolated from river water. Microbiology Resource Announcements. 9(12):e00112-20. https://doi.org/10.1128/MRA.00112-20.
Genomic characterization and potential pathogenetic analysis of Shiga toxin-converting bacteriophages induced from Shiga toxin-producing Escherichia coli strains. - (Abstract Only)
Prediction, diversity, and genomic analysis of temperate phages induced from Shiga toxin-producing Escherichia coli strains Reprint Icon - (Peer Reviewed Journal)
Zhang, Y., Liao, Y., Salvador, A., Sun, X., Wu, V.C. 2020. Prediction, diversity, and genomic analysis of temperate phages induced from Shiga toxin-producing Escherichia coli strains. Frontiers in Microbiology. 10:e3093. https://doi.org/10.3389/fmicb.2019.03093.
Phage therapy for controlling Shiga toxin-producing Escherichia coli O103 using lytic bacteriophages - (Abstract Only)
Complete genome sequence of a Shiga toxin-converting bacteriophage, Escherichia phage Lys12581Vzw, induced from an outbreak Shiga toxin-producing Escherichia coli strain Reprint Icon - (Peer Reviewed Journal)
Zhang, Y., Liao, Y., Salvador, A., Sun, X., Wu, V.C. 2019. Complete genome sequence of a Shiga toxin-converting bacteriophage, Escherichia phage Lys12581Vzw, induced from an outbreak Shiga toxin-producing Escherichia coli strain. Microbiology Resource Announcements. 8:e00793-19. https://doi.org/10.1128/MRA.00793-19.
Genome sequence of a T4-like phage, Escherichia phage vB_EcoM-Sa45lw, infecting Shiga toxin-producing Escherichia coli strains Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Zhang, Y., Salvador, A., Wu, V.C. 2019. Genome sequence of a T4-like phage, Escherichia phage vB_EcoM-Sa45lw, infecting Shiga toxin-producing Escherichia coli strains. Microbiology Resource Announcements. 8:e00804-19. https://doi.org/10.1128/MRA.00804-19.
Characterization of a lytic bacteriophage as an antimicrobial agent for biocontrol of Shiga toxin-producing Escherichia coli O145 strains Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Salvador, A., Harden, L.A., Liu, F., Lavenburg, V.M., Li, R.W., Wu, V.C. 2019. Characterization of a lytic bacteriophage as an antimicrobial agent for biocontrol of Shiga toxin-producing Escherichia coli O145 strains. Antibiotics. 8(2):74. https://doi.org/10.3390/antibiotics8020074.
The Prevalence of Bacteriophages Lytic against Shiga Toxin-Producing Escherichia coli (STEC) and its Correlation with STEC Bacterial Hosts in an Organic Farm - (Abstract Only)
Discovery of novel shiga toxin-producing Escherichia coli (STEC)- specific bacteriophages from non-fecal composts using genomic characterization Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Sun, X., Quintela, I.A., Bridges, D.F., Liu, F., Zhang, Y., Salvador, A., Wu, V.C. 2019. Discovery of novel shiga toxin-producing Escherichia coli (STEC)- specific bacteriophages from non-fecal composts using genomic characterization. Frontiers in Microbiology. 10:627. https://doi.org/10.3389/fmicb.2019.00627.
Genomic Characterization of a T4-Like Bacteriophage Isolated from Surface Water in a Produce-Growing Area in Salinas, California as a Potential Biocontrol Agent for Shiga Toxin-Producing Escherichia coli - (Abstract Only)
Characterization of a Lytic Bacteriophage as an Antimicrobial Agent for Biocontrol of Shiga Toxin-Producing Escherichia coli O145 Strains - (Abstract Only)
Effects of lyophilization on the stability of bacteriophages against different serogroups of Shiga toxin-producing Escherichia coli - (Abstract Only)
Characterization of free lytic bacteriophages isolated from compost against O145 Shiga toxin-producing Escherichia coli (STEC) as a potential biocontrol agent - (Abstract Only)
Investigation of prevalence of free Shiga toxin-producing Escherichia coli (STEC)-specific bacteriophages and the correlation with STEC bacterial hosts in produce-growing area in Salinas, California Reprint Icon - (Peer Reviewed Journal)
Liao, Y., Quintela, I., Nguyen, K.M., Salvador, A., Cooley, M.B., Wu, V.C. 2018. Investigation of prevalence of free Shiga toxin-producing Escherichia coli (STEC)-specific bacteriophages and the correlation with STEC bacterial hosts in produce-growing area in Salinas, California. PLoS One. 13(1):e0190534. https://doi.org/10.1371/journal.pone.0190534.
Investigation of environmental factors on the prevalence of free bacteriophages against Shiga toxin-producing Escherichia coli strains in produce pre-harvest environment in Salinas, California - (Abstract Only)
Investigation of environmental factors on the prevalence of free bacteriophages against Shiga toxin-producing Escherichia coli strains in produce pre-harvest environment in Salinas, California - (Proceedings)
Liao, Y., Quintela, I., Nguyen, K.M., Salvador, A., Cooley, M.B., Wu, V.C. 2017. Investigation of environmental factors on the prevalence of free bacteriophages against Shiga toxin-producing Escherichia coli strains in produce pre-harvest environment in Salinas, California. Meeting Proceedings. 2017 USDA-ARS/FSIS Annual Food Safety Meeting. NCTC, Shepherdstown, WV. Section Z, P13.
Comparison of antibody- versus pcr-based assays for serotyping shiga toxin-producing escherichia coli recovered from various cattle operations - (Peer Reviewed Journal)
Clotilde, L., Bernard Iv, C., Lin, A., Salvador, A., Lauzon, C., Muldoon, M., Xu, Y., Carter, J.M. 2015. Comparison of antibody- versus pcr-based assays for serotyping shiga toxin-producing escherichia coli recovered from various cattle operations. Foodborne Pathogens and Disease. 12(2):118-121.
Development of an automated multiplexed immunomagnetic separation system for isolating Shiga toxin-producing Escherichia coli - (Abstract Only)
A 7-plex microbead-based immunoassay for serotyping Shiga toxin-producing Escherichia coli - (Peer Reviewed Journal)
Clotilde, L.M., Bernard IV, C., Salvador, A., Lin, A., Lauzon, C., Muldoon, M., Xu, Y., Lindpaintner, K., Carter, J.M. 2012. A 7-plex microbead-based immunoassay for serotyping Shiga toxin-producing Escherichia coli. Journal of Microbiological Methods. 92(2):226-230. doi:10.1016/j.mimet.2012.11.023.
Development of biphasic medium for detection of Shiga toxin producing E. coli using Tetrahymena thermophila - (Abstract Only)
Development of a faster method for detection of Shiga toxin producing E. coli using Tetrahymena thermophila - (Abstract Only)