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 Characterization and Interventions for Foodborne Pathogens: Wyndmoor, PA
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ARS Home Northeast Area Wyndmoor, Pennsylvania Eastern Regional Research Center Characterization and Interventions for Foodborne Pathogens People & Locations







Chinyi  Chen

                                                                (PhD)
                        Characterization and Interventions for Foodborne Pathogens

                        




                        
                        Research Molecular Biologist
                        Phone: (215) 233-6526
                        
                        
                        Fax: (215) 233-6581(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            ProjectsMolecular Analysis of Foodborne Pathogen Responses to Stressors
                                                    In-House Appropriated
                                                                    (D)Accession Number: 441489**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Detection and isolation of Campylobacter spp. from raw meat

- (Peer Reviewed Journal)Complete closed genome sequences of multidrug resistant uropathogenic Escherichia coli
                                                        

- (Peer Reviewed Journal)Guragain, M., Kanrar, S., Bagi, L.K., Chen, C. 2023. Complete closed genome sequences of multidrug resistant uropathogenic Escherichia coli. Microbiology Resource Announcements. 12:10. https://doi.org/10.1128/MRA.00422-23.Use of a commercial tissue dissociation system to detect Salmonella-contaminated poultry products
                                                        

- (Peer Reviewed Journal)Armstrong, C.M., He, Y., Chen, C., Counihan, K.L., Lee, J., Reed, S.A., Capobianco Jr, J.A. 2023. Use of a commercial tissue dissociation system to detect Salmonella-contaminated poultry products. Analytical and Bioanalytical Chemistry. https://doi.org/10.1007/s00216-023-04668-w.Evaluation of longer-term biofilm formation of Listeria monocytogenes strains influenced by media compositions

- (Abstract Only)Chen, C., Nguyen, L.T., Ramiah, A., Paoli, G. 2023. Evaluation of longer-term biofilm formation of Listeria monocytogenes strains influenced by media compositions. Meeting Abstract. Poster #P1-61.Genome sequences of a stress resistant outbreak-associated Shiga Toxin-Producing Escherichia coli O157:H7 strain and a variant with enhanced congo red-binding capability
                                                        

- (Peer Reviewed Journal)Chen, C., Kanrar, S., Paoli, G. 2022. Genome sequences of a stress resistant outbreak-associated Shiga Toxin-Producing Escherichia coli O157:H7 strain and a variant with enhanced congo red-binding capability. Microbiology Resource Announcements. 12(1). https://doi.org/10.1128/mra.00974-22.Enhancing detection of Listeria monocytogenes in food products using an enzyme
                                                        

- (Peer Reviewed Journal)Felton, S., Armstrong, C.M., Chen, C., He, Y., Lee, J., Reed, S.A., Akula, N., Walker, S., Berger, B., Capobianco Jr, J.A. 2022. Enhancing detection of Listeria monocytogenes in food products using an enzyme. Food Control. https://doi.org/10.1016/j.foodcont.2022.109445.Editorial: Plasmid transfer- mechanisms, ecology, evolution and applications
                                                        

- (Other)Chen, C., Fuqua, C., Jackson, C.R., Kadlec, K., Top, E.M. 2022. Editorial: Plasmid transfer- mechanisms, ecology, evolution and applications. Frontiers in Microbiology. https://www.doi.10.3389/fmicb.2022.993628.Genomic comparison of conjugative plasmids from Salmonella enterica and Escherichia coli encoding beta-lactamases and capable of mobilizing kanamycin resistance Col-like plasmids
                                                        

- (Peer Reviewed Journal)Mcmillan, E.A., Nguyen, L.T., Hiott, L.M., Sharma, P., Jackson, C.R., Frye, J.G., Chen, C. 2021. Genomic comparison of conjugative plasmids from Salmonella enterica and Escherichia coli encoding beta-lactamases and capable of mobilizing kanamycin resistance Col-like plasmids. Microorganisms. https://doi.org/10.3390/microorganisms9112205.Genomic comparison of conjugative plasmids from Salmonella enterica and Escherichia coli encoding beta-lactamases and capable of mobilizing kanamycin resistance Col-like plasmids
                                                        

- (Peer Reviewed Journal)Mcmillam, E.A., Nguyen, L.T., Hiott, L.M., Sharma, P., Jackson, C.R., Frye, J.G., Chen, C. 2021. Genomic comparison of conjugative plasmids from Salmonella enterica and Escherichia coli encoding beta-lactamases and capable of mobilizing kanamycin resistance Col-like plasmids. Microorganisms. 9(11), 2205. https://doi.org/10.3390/microorganisms9112205.Characterization of IncI1 and IncX conjugative plasmids and evaluation of their role in mobilization of different Kanamycin resistance ColE-like plasmids

- (Abstract Only)Mcmillan, E.A., Nguyen, L.T., Hiott, L.M., Sharma, P., Jackson, C.R., Frye, J.G., Chen, C. 2021. Characterization of IncI1 and IncX conjugative plasmids and evaluation of their role in mobilization of different Kanamycin resistance ColE-like plasmids. Meeting Abstract. ASM Microbe 2021/ World Microbe Forum (virtual), June 20-24, 2021.Bacterial cell recovery after hollow fiber microfiltration sample concentration and washing: most probable bacterial composition in frozen vegetables
                                                        

- (Peer Reviewed Journal)Irwin, P., He, Y., Nguyen, L.T., Gehring, M., Gehring, A.G., Chen, C., Capobianco Jr, J.A. 2020. Bacterial cell recovery after hollow fiber microfiltration sample concentration and washing: Most probable bacterial composition in frozen vegetables. LWT - Food Science and Technology. 140:110. https://doi.org/10.1016/j.lwt.2020.110640.The complex multicellular morphology of the food spoilage bacteria Brochothrix thermosphacta strains isolated from ground chicken
                                                        

- (Peer Reviewed Journal)Chen, C., Nguyen, L.T., Paoli, G., Irwin, P. 2020. The complex multicellular morphology of the food spoilage bacteria Brochothrix thermosphacta strains isolated from ground chicken. Canadian Journal of Microbiology. 66(4):303-312.Impacts of clarification techniques on sample constituents and pathogen retention
                                                        

- (Peer Reviewed Journal)Armstrong, C.M., Gehring, A.G., Paoli, G., Chen, C., He, Y., Capobianco Jr, J.A. 2019. Impacts of clarification techniques on sample constituents and pathogen retention. Foods. https://doi.org/10.3390/foods8120636.Implementation of normalized retention time (IRT) for bottom-up proteomic analysis of the aminoglycoside phosphotransferase enzyme facilitating method distribution
                                                        

- (Peer Reviewed Journal)Perez Jr, J.J., Chen, C. 2018. Implementation of normalized retention time (IRT) for bottom-up proteomic analysis of the aminoglycoside phosphotransferase enzyme facilitating method distribution. Analytical and Bioanalytical Chemistry. 411:4701-4708. https://doi.org/10.1007/s00216-018-1377-z.Rapid detection and quantification of aminoglycoside phosphorylation products using direct infusion high resolution and ultra-high performance liquid chromatography-mass spectrometry

- (Peer Reviewed Journal)Perez Jr, J.J., Chen, C. 2018. Rapid detection and quantification of aminoglycoside phosphorylation products using direct infusion high resolution and ultra-high performance liquid chromatography-mass spectrometry. Rapid Communications in Mass Spectrometry. 32:1822-1828.Detection of acetyltransferase modification of kanamycin, an aminoglycoside antibiotic, in bacteria using ultra-high performance liquid chromatography tandem mass spectrometry

- (Peer Reviewed Journal)Perez Jr, J.J., Chen, C. 2018. Detection of acetyltransferase modification of kanamycin, an aminoglycoside antibiotic, in bacteria using ultra-high performance liquid chromatography tandem mass spectrometry. Journal of Rapid Communications in Mass Spectroscopy. 32:1549-1556.Isolation and characterization of two novel groups of Kanamycin-resistance ColE1-like plasmids in Salmonella enterica serotypes from food animals
                                                        

- (Peer Reviewed Journal)Chen, C., Strobaugh Jr, T.P., Nguyen, L.T., Abley, M.J., Lindsey, R.L., Jackson, C.R. 2018. Isolation and characterization of two novel groups of Kanamycin-resistance ColE1-like plasmids in Salmonella enterica serotypes from food animals. PLoS One. https://doi.org/10.1371/journal.pone.0193435.Exploring the anti-quorum sensing activity of a D-limonene nanoemulsion for Escherichia coli O157:H7
                                                        

- (Peer Reviewed Journal)Wang, R., Vega, P., Xu, Y., Chen, C., Irudayaraj, J. 2018. Exploring the anti-quorum sensing activity of a D-limonene nanoemulsion for Escherichia coli O157:H7. Biomedical Materials Research. https://doi.org/10.1002/jbm.a.36404.Serogroup-level resolution of the “Super-7” Shiga toxin-producing Escherichia coli using nanopore single-molecule DNA sequencing

- (Peer Reviewed Journal)Peritz, A., Chen, C., Paoli, G., Gehring, A.G. 2018. Serogroup-level resolution of the “Super-7” Shiga toxin-producing Escherichia coli using nanopore single-molecule DNA sequencing. Analytical and Bioanalytical Chemistry. https://doi.org/10.1007/s00216-018-0877-1.Complete genome sequences of two strains of the meat spoilage bacterium Brochothrix thermosphacta isolated from ground chicken
                                                        

- (Peer Reviewed Journal)Paoli, G., Wijey, C., Nguyen, L.T., Chen, C., Yan, X., Irwin, P.L. 2017. Complete genome sequences of two strains of the meat spoilage bacterium Brochothrix thermosphacta isolated from ground chicken. Genome Announcements. 5:47. 10.1128/genomeA.01357-17.Influence of tra genes of IncP and F plasmids on the mobilization of small Kanamycin resistance ColE1-Like plasmids in bacterial biofilms

- (Abstract Only)Chen, C., Nguyen, L.T. 2017. Influence of tra genes of IncP and F plasmids on the mobilization of small Kanamycin resistance ColE1-Like plasmids in bacterial biofilms. American Society for Microbiology Annual Meeting. p.1.Gene duplication and promoter mutation expand the range csgD-dependent biofilm responses in a STEC population

- (Peer Reviewed Journal)Uhlich, G.A., Chen, C., Cottrell, B.J., Andreozzi, E., Irwin, P.L., Nguyen, L.T. 2017. Gene duplication and promoter mutation expand the range csgD-dependent biofilm responses in a STEC population. Microbiology. 163:611-621.Whole-genome sequence of Escherichia coli serotype O157:H7 strain EDL932 (ATCC 43894)

- (Peer Reviewed Journal)Uhlich, G.A., Paoli, G., Chen, C., Cottrell, B.J., Zhang, X., Yan, X. 2016. Whole-genome sequence of Escherichia coli serotype O157:H7 strain EDL932 (ATCC 43894). Genome Announcements. doi: 10.1128/genomeA.00647-16.Stx1 prophage excision in Escherichia coli strain PA20 confers strong curli and biofilm formation by restoring native mlrA
                                                        

- (Peer Reviewed Journal)Uhlich, G.A., Chen, C., Cottrell, B.J., Yan, X., Hofmann, C.S., Nguyen, L.T. 2016. Stx1 prophage excision in Escherichia coli strain PA20 confers strong curli and biofilm formation by restoring native mlrA. FEMS Microbiology Letters. doi: 10.1093/femsle/fnw123.Multiple mechanisms responsible for strong Congo red-binding variants of Escherichia coli O157:H7 strains

- (Peer Reviewed Journal)Chen, C., Nguyen, L.T., Cottrell, B.J., Irwin, P.L., Uhlich, G.A. 2015. Multiple mechanisms responsible for strong Congo red-binding variants of Escherichia coli O157:H7 strains. Pathogens and Disease. 74:123.Horizontal gene transfer and antibiotic resistance plasmids in multi-drug resistant Salmonella enterica serovars

- (Abstract Only)Chen, C. 2015. Horizontal gene transfer and antibiotic resistance plasmids in multi-drug resistant Salmonella enterica serovars. Global Collaboration Conference on Antibiotic Resistance Mitigation and Food Safety: Science, Innovation and Strategies. p.1.Genome sequencing and comparative genomics provides insights on the evolutionary dynamics and pathogenic potential of different H-Types of Shiga toxin-producing Escherichia coli O104

- (Peer Reviewed Journal)Yan, X., Fratamico, P.M., Bono, J.L., Baranzoni, G., Chen, C. 2015. Genome sequencing and comparative genomics provides insights on the evolutionary dynamics and pathogenic potential of different H-Types of Shiga toxin-producing Escherichia coli O104. BMC Microbiology. DOI: 10.1186/s12866-015-0413-9.Application of metagenomics technologies for antimicrobial resistance and food safety research and beyond

- (Book / Chapter)Chen, C., Yan, X., Wang, S., Jackson, C.R. 2015. Application of metagenomics technologies for antimicrobial resistance and food safety research and beyond.  In:  Chen, C.Y., Yan, X., and Jackson, C.R., editors.  Antimicrobial Resistance and Food Safety-Methods and Techniques.  New York, NY: Elsevier B.V. p. 401-422.Mobilization properties of small ColE1-like plasmids carrying kanamycin resistance gene isolated from Salmonella enterica serotypes

- (Abstract Only)Chen, C., Nguyen, L.T. 2015. Mobilization properties of small ColE1-like plasmids carrying kanamycin resistance gene isolated from Salmonella enterica serotypes. Meeting Abstract. meeting abstract.Complete genome sequence of Campylobacter jejuni YH001 from beef liver which contains a novel plasmid

- (Peer Reviewed Journal)He, Y., Yan, X., Reed, S.A., Xie, Y., Chen, C., Irwin, P.L. 2015. Complete genome sequence of Campylobacter jejuni YH001 from beef liver which contains a novel plasmid. Genome Announcements. 3(1):e01492-14.Near-quantitative extraction of genomic DNA from various food-borne eubacteria

- (Peer Reviewed Journal)Irwin, P.L., Nguyen, L.T., He, Y., Paoli, G., Gehring, A.G., Chen, C. 2014. Near-quantitative extraction of genomic DNA from various food-borne eubacteria. BMC Microbiology. DOI: 10.1186/s12866-014-0326-z.Variability in DNA polymerase efficiency: effects of random error, DNA extraction method, and isolate type

- (Peer Reviewed Journal)Irwin, P.L., Nguyen, L.T., Chen, C., He, Y. 2014. Variability in DNA polymerase efficiency: effects of random error, DNA extraction method, and isolate type. JSM Mathematics & Statistics. 1(1):1003.Growth media and temperature effects on biofilm formation by serotype O157:H7 and non-O157 Shiga toxin-producing Escherichia coli
                                                        

- (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.A simulated metagenomic approach for bacterial serotyping using shotgun genome sequences coupled with O-Antigen gene cluster analysis

- (Abstract Only)Yan, X., Chen, C., Hu, J., Fratamico, P.M. 2013. A simulated metagenomic approach for bacterial serotyping using shotgun genome sequences coupled with O-Antigen gene cluster analysis. Meeting Abstract. MA.Prophage insertions in mlrA are not the major obstacle to biofilm formation in Escherichia coli O157:H7

- (Abstract Only)Uhlich, G.A., Chen, C., Dudley, E.G., Hofmann, C.S., Cottrell, B.J. 2014. Prophage insertions in mlrA are not the major obstacle to biofilm formation in Escherichia coli O157:H7. Meeting Abstract. MA.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.Nonpeptidic mimics of host defense proteins as antimicrobial agents for E. coli O104:H4, campylobacter spp. and other foodborne pathogens

- (Abstract Only)Mithal, S., Chen, C., Scott, R. 2012. Nonpeptidic mimics of host defense proteins as antimicrobial agents for E. coli O104:H4, campylobacter spp. and other foodborne pathogens. Meeting Abstract. Poster F-1494.Peroxide resistance in Escherichia coli serotype O157:H7 biofilms is regulated by both RpoS dependent and independent mechanisms

- (Peer Reviewed Journal)Uhlich, G.A., Chen, C., Cottrell, B.J., Irwin, P.L., Phillips, J.G. 2012. Peroxide resistance in Escherichia coli serotype O157:H7 biofilms is regulated by both RpoS dependent and independent mechanisms. Microbiology. 158:2225-2234.Understanding the role of the catalase/peroxide genes in H2O2 resistance of E. coli serotype O157:H7 biofilms

- (Abstract Only)Uhlich, G.A., Chen, C., Irwin, P.L. 2012. Understanding the role of the catalase/peroxide genes in H2O2 resistance of E. coli serotype O157:H7 biofilms [abstract]. 1:1.Regulation of the csgD promoter by global regulators HN-S, IHF, and RpoS in E. coli O157:H7 isolates

- (Abstract Only)Chen, C., Uhlich, G.A. 2012. Regulation of the csgD promoter by global regulators HN-S, IHF, and RpoS in E. coli O157:H7 isolates [abstract]. Poster p-3-121.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.A cloning vector for creation of Escherichia coli lacZ translational fusions and generation of linear template for chromosomal integrations

- (Peer Reviewed Journal)Uhlich, G.A., Chen, C. 2012. A cloning vector for creation of Escherichia coli lacZ translational fusions and generation of linear template for chromosomal integrations. Plasmid Journal. 67(3):259-263.Antimicrobial activity of spherical silver nanoparticles: evidence for induction of a prolonged bacterial lag phase

- (Abstract Only)Evaluation of pyrosequencing for assembly of plasmids carrying IS elements

- (Abstract Only)Chen, C., Lindsey, R.L., Strobaugh Jr, T.P., Frye, J.G., Bono, J.L., Smith, T.P., Meinersmann, R.J. 2011. Evaluation of pyrosequencing for assembly of plasmids carrying IS elements [abstract]. 111th ASM General Meeting.Sequence analysis of a group of low molecular-weight plasmids carrying multiple IS903 elements flanking a kanamycin resistance aph gene in Salmonella enterica serovars

- (Peer Reviewed Journal)Chen, C., Strobaugh Jr, T.P., Lindsey, R.L., Frye, J.G., Uhlich, G.A. 2011. Sequence analysis of a group of low molecular-weight plasmids carrying multiple IS903 elements flanking a kanamycin resistance aph gene in Salmonella enterica serovars. Plasmid Journal. 65:246-252.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.Prevalence of ColE1-like plasmids and kanamycinr resistance genes in Salmonella enterica serotypes

- (Peer Reviewed Journal)Chen, C., Lindsey, R.L., Strobaugh Jr, T.P., Meinersmann, R.J., Frye, J.G. 2010. Prevalence of ColE1-like plasmids and kanamycin resistance genes in Salmonella enterica serotypes. Applied and Environmental Microbiology. doi:10.1186/1471-2180-10-207.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/s00216-010-3967-2Distribution of ColE1-like KAN-resistance plasmids in a population of Salmonella enterica from animal diagnostic samples

- (Abstract Only)Chen, C., Lindsey, R.L., Strobaugh Jr, T.P., Frye, J.G., Meinersmann, R.J. 2010. Distribution of ColE1-like KAN-resistance plasmids in a population of Salmonella enterica from animal diagnostic samples [abstract]. 1:1.Characterization of Small ColE1-Like Plasmids Conferring Kanamycin Resistance in Salmonella enterica subsp. enterica serovars Typhimurium and Newport

- (Peer Reviewed Journal)Chen, C., Strobaugh Jr, T.P., Frye, J.G. 2010. Characterization of Small ColE1-Like Plasmids Conferring Kanamycin Resistance in Salmonella enterica subsp. enterica serovars Typhimurium and Newport. Plasmid Journal. 63:150-154.QUANTIFICATIVE ANALYSIS OF VIABLE, STRESSED AND DEAD CELLS OF CAMPYLOBACTER JEJUNI STRAIN 81-176

- (Peer Reviewed Journal)He, Y., Chen, C. 2010. QUANTIFICATIVE ANALYSIS OF VIABLE, STRESSED AND DEAD CELLS OF CAMPYLOBACTER JEJUNI STRAIN 81-176. Food Microbiology. 27:439-446.Typing and characterization of ColE1-like plasmids conferring kanamycin resistance in Salmonella enterica serotypes

- (Abstract Only)Chen, C., Lindsey, R.L., Strobaugh Jr, T.P., Frye, J.G., Cray, P.J., Meinersmann, R.J. 2009. Typing and characterization of ColE1-like plasmids conferring kanamycin resistance in Salmonella enterica serotypes. Meeting Abstract. Poster Z048.Binding of Nontarget Organisms to Anti-Salmonella and Anti-E. coli O157 Immunomagnetic Beads: Most Probable Composition of Background Eubacteria

- (Peer Reviewed Journal)Irwin, P.L., Nguyen, L., Chen, C., Paoli, G. 2008. Binding of Nontarget Organisms to Anti-Salmonella and Anti-E. coli O157 Immunomagnetic Beads: Most Probable Composition of Background Eubacteria. Analytical and Bioanalytical Chemistry. 391:525-536.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.Analysis of AI-2/LuxS dependent transcriptional profiling in Campylobacter jejuni 81-176

- (Peer Reviewed Journal)He, Y., Frye, J.G., Strobaugh Jr, T.P., Chen, C. 2008. Ai-2/luxs dependent transcriptional profiling in campylobacter jejuni 81-176. Foodborne Pathogens and Disease. 5(4):399-415.The Biofilm Forming Potential of Bacterial Species in the Genus Campylobacter

- (Peer Reviewed Journal)Gunther, N.W., Chen, C. 2009. The Biofilm Forming Potential of Bacterial Species in the Genus Campylobacter. Food Microbiology. 26:44-51.Microarray Analysis of Quorum-Sensing Regulated Gene Expression in Campylobacter jejuni

- (Abstract Only)He, Y., Frye, J.G., Chen, C. 2007. Microarray Analysis of Quorum-Sensing Regulated Gene Expression in Campylobacter jejuni. Meeting Abstract.Comparison of methods for detecting live, stressed, and dead cells of Campylobacter jejuni

- (Abstract Only)Chen, C., He, Y. 2007. Comparison of methods for detecting live, stressed, and dead cells of Campylobacter jejuni. Abstract. International Association for Food Protection. P3-50.Detection of live/dead Campylobacter jejuni cells by real-time PCR

- (Abstract Only)Chen, C., He, Y. 2006. Detection of live/dead Campylobacter jejuni cells by real-time PCR. Abstract. p.3-1.AI-2 Quorum Sensing in Campylobacter jejuni

- (Abstract Only)He, Y., Chen, C. 2006. Ai-2 quorum sensing in campylobacter jejuni. Meeting Abstract.COMPLETE NUCLEOTIDE SEQUENCES OF 84.5-KB AND 3.2-KB PLASMIDS IN THE MULTI-ANTIBIOTIC RESISTANT SALMONELLA ENTERICA SEROVAR TYPHIMURIUM U302 STRAIN G8430

- (Peer Reviewed Journal)Chen, C., Nace, G., Solow, B., Fratamico, P.M. 2007. Complete nucleotide sequences of 84.5-kb and 3.2-kb plasmids in the multi-antibiotic resistant salmonella enterica serovar typhimurium u302 strain g8430. Plasmid. 57:29-53.OXYGEN CONSUMPTION RATE OF CAMPYLOBACTER JEJUNI DURING GROWTH AND SURVIVAL UNDER VARIOUS OXYGEN LEVELS

- (Abstract Only)Chen, C., Paoli, G., Irwin, P.L. 2006. Oxygen consumption rate of campylobacter jejuni during growth and survival under various oxygen levels. {Abstract}. International Association of Food Protection. P4-59.QUORUM SENSING IN CAMPYLOBACTER SPECIES

- (Abstract Only)Chen, C. 2005. Quorum sensing in Campylobacter species. Institute of Food Technologiests Abstract.  Paper # 42-5.DNA SEQUENCE OF THE ESCHERICHIA COLI O103 O ANTIGEN GENE CLUSTER AND DETECTION OF ENTEROHEMORRAGIC E. COLI O103 BY PCR AMPLIFICATION OF THE WZX AND WZY GENES

- (Peer Reviewed Journal)Fratamico, P.M., Debroy, C., Strobaugh Jr, T.P., Chen, C. 2005. Dna sequence of the escherichia coli o103 o antigen gene cluster and detection of enterohemorragic e. coli o103 by pcr amplification of the wzx and wzy genes. Canadian Journal of Microbiology.SINGLE CHAIN ANTIBODY WITH SPECIFICITY FOR LISTERIA MONOCYTOGENES

- (Peer Reviewed Journal)Paoli, G., Chen, C., Brewster, J.D. 2004. Single chain antibody with specificity for listeria monocytogenes. Journal of Immunological Methods.Vol 289. page 147-155.THE EFFECT OF CAMPYLOBACTER JEJUNI POPULATION DENSITY ON SURVIVAL AND AI-2 PRODUCTION AT VARYING OXYGEN LEVELS

- (Abstract Only)Chen, C., Irwin, P.L. 2004. The effect of Campylobacter jejuni population density on survival and AI-2 production at varying oxygen levels.  International Association for Food Protection Program and Abstract Book. P132. pg. 95.BLOCKING NON-SPECIFIC ADSORPTION OF NATIVE FOOD-BORNE MICROORGANISMS BY IMMUNO-MAGNETIC BEADS WITH IOTA-CARRAGEENAN

- (Peer Reviewed Journal)IRWIN, P.L., GEHRING, A.G., TU, S., CHEN, C. BLOCKING NON-SPECIFIC ADSORPTION OF NATIVE FOOD-BORNE MICROORGANISMS BY IMMUNO-MAGNETIC BEADS WITH IOTA-CARRAGEENAN. CARBOHYDRATE RESEARCH. 2004. V. 339(3) pg. 613-621CHARACTERIZATION OF TWO PLASMIDS THAT POSSESS ANTIBIOTIC RESISTANCE GENES IN SALMONELLA ENTERICA SEROVAR TYPHIMURIUM U302 STRAIN G8430

- (Abstract Only)CHEN, C., NACE JR, G.W., BRIGGS, C.E., SOLOW, B., FRATAMICO, P.M. CHARACTERIZATION OF TWO PLASMIDS THAT POSSESS ANTIBIOTIC RESISTANCE GENES IN SALMONELLA ENTERICA SEROVAR TYPHIMURIUM U302 STRAIN G8430. MEETING ABSTRACT. 2003.A 6X6 DROP PLATE METHOD FOR SIMULTANEOUS COLONY COUNTING AND MPN ENUMERATION OF CAMPYLOBACTER JEJUNI, LISTERIA MONOCYTOGENES, AND ESCHERICHIA COLI

- (Peer Reviewed Journal)CHEN, C., NACE JR, G.W., IRWIN, P.L. A 6X6 DROP PLATE METHOD FOR SIMULTANEOUS COLONY COUNTING AND MPN ENUMERATION OF CAMPYLOBACTER JEJUNI, LISTERIA MONOCYTOGENES, AND ESCHERICHIA COLI. JOURNAL OF MICROBIOLOGICAL METHODS. 2003.SEQUENCE OF THE ESCHERICHIA COLI O121 O ANTIGEN GENE CLUSTER AND DETECTION OF E. COLI O121 BY PCR AMPLIFICATION OF THE WZX AND WZY GENES

- (Peer Reviewed Journal)FRATAMICO, P.M., BRIGGS, C.E., NEEDLE, D., CHEN, C., DEBROY, C. Sequence of the Escherichia coli O121 O antigen gene cluster and detection of E. coli O121 by PCR amplification of the wzx and wzy genes. JOURNAL OF CLINICAL MICROBIOLOGY.  Vol. 41. No. 7. pg. 3379-3383.


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