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United States Department of Agriculture

Agricultural Research Service

Related Topics

Ly Huong Nguyen
Molecular Characterization of Foodborne Pathogens
Biological Science Lab Technician

Phone: (215) 836-3759
Fax: (215) 233-6581
Room 1116
600 E MERMAID LN
ERRC
WYNDMOOR, PA, 19038-8598


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Variability in DNA polymerase efficiency: effects of random error, DNA extraction method, and isolate type - (Peer Reviewed Journal) - (12-Jun-14)
Growth media and temperature effects on biofilm formation by serotype O157:H7 and non-O157 Shiga toxin-producing Escherichia coli Reprint Icon - (Peer Reviewed Journal)
Uhlich, G.A., Chen, C., Cottrell, B.J., Nguyen, L.T. 2014. Growth media and temperature effects on biofilm formation by serotype O157:H7 and non-O157 Shiga toxin-producing Escherichia coli. FEMS Microbiology Letters. 354:133-141.
Media composition and incubation temperature affect Congo red dye affinity of Shiga toxin-producing Escherichia coli - (Abstract Only)
Uhlich, G.A., Chen, C., Cottrell, B.J., Nguyen, L.T. 2014. Media composition and incubation temperature affect Congo red dye affinity of Shiga toxin-producing Escherichia coli. Meeting Abstract. MA.
Characterization and distribution of ColE1-like kanamycin-resistance plasmids in Salmonella enterica from food animals - (Abstract Only)
Chen, C., Strobaugh Jr, T.P., Nguyen, L.T., Abley, M., Lindsey, R.L., Cray, P.J. 2014. Characterization and distribution of ColE1-like kanamycin-resistance plasmids in Salmonella enterica from food animals. Meeting Abstract.
Phenotypic and genotypic characterization of biofilm forming capability in non-O157 Shiga toxin-producing Escherichia coli strains - (Peer Reviewed Journal)
Chen, C., Hofmann, C.S., Cottrell, B.J., Strobaugh Jr, T.P., Paoli, G., Nguyen, L.T., Yan, X., Uhlich, G.A. 2013. Phenotypic and genotypic characterization of biofilm forming capability in non-O157 Shiga toxin-producing Escherichia coli strains. PLoS One. 8(12):e84863.
Phage insertion in mlrA and variations in rpoS limit curli expression and biofilm formation in Escherichia coli serotype O157:H7 - (Peer Reviewed Journal)
Uhlich, G.A., Chen, C., Cottrell, B.J., Hofmann, C.S., Dudley, E., Strobaugh Jr, T.P., Nguyen, L.T. 2013. Phage insertion in mlrA and variations in rpoS limit curli expression and biofilm formation in Escherichia coli serotype O157:H7. Microbiology. 159:1586-1596.
Mutations in the rpoS gene are the major limiting factor for biofilm formation in Escherichia coli serotype O157:H7 clinical isolates - (Abstract Only)
Chen, C., Uhlich, G.A., Strobaugh Jr, T.P., Cottrell, B.J., Dudley, E.G., Hofmann, C.S., Nguyen, L.T. 2013. Mutations in the rpoS gene are the major limiting factor for biofilm formation in Escherichia coli serotype O157:H7 clinical isolates. Meeting Abstract. MA.
Non-stochastic sampling error in quantal analyses for Campylobacter species on poultry products Reprint Icon - (Peer Reviewed Journal)
Irwin, P.L., Reed, S.A., Brewster, J.D., Nguyen, L.T., He, Y. 2013. Non-stochastic sampling error in quantal analyses for Campylobacter species on poultry products. Analytical and Bioanalytical Chemistry. 405(7):2353-2369.
A method for correcting standard-based real-time PCR DNA quantitation when the standard's polymerase reaction efficiency is significantly different from that of the unknown's - (Peer Reviewed Journal)
Irwin, P.L., Nguyen, L.T., Chen, C., Uhlich, G.A., Paoli, G. 2012. A method for correcting standard-based real-time PCR DNA quantitation when the standard's polymerase reaction efficiency is significantly different from that of the unknown's. Analytical and Bioanalytical Chemistry. 402:2713-2725.
Antimicrobial activity of spherical silver nanoparticles: evidence for induction of a prolonged bacterial lag phase - (Abstract Only) - (28-Feb-11)
Antimicrobial activity of spherical silver nanoparticles prepared using a biocompatible macromolecular capping agent: evidence for induction of a greatly prolonged bacterial lag phase - (Peer Reviewed Journal)
Irwin, P.L., Martin, J., Nguyen, L.T., He, Y., Gehring, A.G., Chen, C. 2010. Antimicrobial activity of spherical silver nanoparticles prepared using a biocompatible macromolecular capping agent: evidence for induction of a greatly prolonged bacterial lag phase. Journal of Nanobiotechnology (Biomed Central Open Access). 34:1-12.
A Population Study of E. Coli Doubling Times: Evidence of An Anomalous Bimodal Distribution below a Threshold Cell Concentration - (Peer Reviewed Journal)
Irwin, P.L., Paoli, G., Chen, C., Nguyen, L.T. 2010. A POPULATION STUDY OF E. COLI DOUBLING TIMES: EVIDENCE OF AN ANOMALOUS BIMODAL DISTRIBUTION BELOW A THRESHOLD CELL CONCENTRATION. BMC Microbiology. 10:207.
The relationship between purely stochastic sampling error and the number of technical replicates used to estimate concentration at an extreme dilution - (Peer Reviewed Journal)
Irwin, P.L., Nguyen, L.T., Chen, C. 2010. The relationship between purely stochastic sampling error and the number of technical replicates used to estimate concentration at an extreme dilution. Analytical and Bioanalytical Chemistry. DOI:10.1007/s00216-010-3967-2
Binding of non-target microorganisms from food washes to anti-Salmonella and anti-E. coli O157 immuno-magnetic beads: minimizing the errors of random sampling in extreme dilute systems - (Peer Reviewed Journal)
Irwin, P.L., Nguyen, L.T., Chen, C. 2008. Binding of non-target microorganisms from food washes to anti-Salmonella and anti-E. coli O157 immuno-magnetic beads: minimizing the errors of random sampling in extreme dilute systems. Analytical and Bioanalytical Chemistry. 391:515-524.
Last Modified: 10/1/2014
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