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







Beatriz  Quinones
                        Produce Safety and Microbiology Research

                        




                        
                        Research Molecular Biologist
                        Phone: (510) 559-6097
                        
                        
                        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.)
                            ProjectsElucidating the Factors that Determine the Ecology of Human Pathogens in Foods
                                                    In-House Appropriated
                                                                    (D)Accession Number: 440168**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Virulence and antimicrobial resistance profiles of Shiga toxin-producing Escherichia coli from river water and farm animal feces near an agricultural region in Northwestern Mexico
                                                        

- (Peer Reviewed Journal)Amezquita-Lopez, B.A., Soto-Beltran, M., Lee, B.G., Bon-Haro, E.F., Lugo-Melchor, O.Y., Quinones, B. 2024. Virulence and antimicrobial resistance profiles of Shiga toxin-producing Escherichia coli from river water and farm animal feces near an agricultural region in Northwestern Mexico. Microbiology Research. 15(1):385-403. https://doi.org/10.3390/microbiolres15010026.Genomic and phenotypic characterization of Shiga toxin-producing Escherichia albertii strains isolated from wild birds in a major agricultural region in California
                                                        

- (Peer Reviewed Journal)Carter, M.Q., Quinones, B., He, X., Pham, A.C., Carychao, D.K., Cooley, M., Lo, C., Chain, P.S., Lindsey, R.L., Bono, J.L. 2023. Genomic and phenotypic characterization of Shiga toxin-producing Escherichia albertii strains isolated from wild birds in a major agricultural region in California. Microorganisms. 11. Article 2803. https://doi.org/10.3390/microorganisms11112803.Pathogenicity assessment of Shiga toxin-producing Escherichia coli strains isolated from wild birds in a major agricultural region in California
                                                        

- (Peer Reviewed Journal)Carter, M.Q., Quinones, B., Laniohan, N.S., Carychao, D.K., Pham, A.C., He, X., Cooley, M. 2023. Pathogenicity assessment of Shiga toxin-producing Escherichia coli strains isolated from wild birds in a major agricultural region in California. Frontiers in Microbiology. 14. Article 1214081. https://doi.org/10.3389/fmicb.2023.1214081.Comparative genomic analyses of virulence and antimicrobial resistance in Citrobacter werkmanii, an emerging opportunistic pathogen
                                                        

- (Peer Reviewed Journal)Aguirre-Sanchez, J.R., Quinones, B., Ortiz-Muñoz, J.A., Prieto-Alvarado, R., Vega-Lopez, I.F., Martinez-Urtaza, J., Lee, B.G., Chaidez, C. 2023. Comparative genomic analyses of virulence and antimicrobial resistance in Citrobacter werkmanii, an emerging opportunistic pathogen. Microorganisms. 11(8). Article 2114. https://doi.org/10.3390/microorganisms11082114.Comparative genomic and phenotypic analyses of virulence potential in Shiga toxin-producing Escherichia coli O121:H7 and O121:H10
                                                        

- (Peer Reviewed Journal)Carter, M.Q., Laniohan, N.S., Pham, A., Quinones, B. 2022. Comparative genomic and phenotypic analyses of virulence potential in Shiga toxin-producing Escherichia coli O121:H7 and O121:H10. Frontiers in Cellular and Infection Microbiology. 12. Article 1043726. https://doi.org/10.3389/fcimb.2022.1043726.Phylogenetic group and virulence profile classification in Escherichia coli from distinct isolation sources in Mexico
                                                        

- (Peer Reviewed Journal)Aguirre-Sanchez, J.R., Valdez-Torres, J.B., Castro del Campo, N., Martinez-Urtaza, J., Castro del Campo, N., Lee, B.G., Quinones, B., Chaidez-Quiroz, C. 2022. Phylogenetic group and virulence profile classification in Escherichia coli from distinct isolation sources in Mexico. Infection, Genetics and Evolution. 106. Article 105380. https://doi.org/10.1016/j.meegid.2022.105380.Prevalence and genomic diversity of Salmonella enterica recovered from river water in a major agricultural region in northwestern Mexico
                                                        

- (Peer Reviewed Journal)Gonzalez-Lopez, I., Medrano-Felix, J.A., Castro-del Campo, N., Lopez-Cuevas, O., Gonzalez-Gomez, J.P., Valdez-Torres, J.B., Aguirre-Sanchez, J.R., Martinez-Urtaza, J., Gomez-Gil, B., Lee, B.G., Quinones, B., Chaidez, C. 2022. Prevalence and genomic diversity of Salmonella enterica recovered from river water in a major agricultural region in northwestern Mexico. Microorganisms. 10(6). Article 1214. https://doi.org/10.3390/microorganisms10061214.Overview of methodologies for the culturing, recovery and detection of Campylobacter
                                                        

- (Peer Reviewed Journal)Soto-Beltran, M., Lee, B.G., Amezquita-Lopez, B.A., Quinones, B. 2022. Overview of methodologies for the culturing, recovery and detection of Campylobacter. International Journal of Environmental Health Research. https://doi.org/10.1080/09603123.2022.2029366.Genomic analysis of high copy-number sequences for the targeted detection of Listeria species using a flow-through surveillance system
                                                        

- (Peer Reviewed Journal)Quinones, B., Yambao, J.C., Deguzman, V., Lee, B.G., Medin, D. 2021. Genomic analysis of high copy-number sequences for the targeted detection of Listeria species using a flow-through surveillance system. Archives Of Microbiology. 203:3667-3682. https://doi.org/10.1007/s00203-021-02388-2.Bimodal response to Shiga toxin 2 subtypes results from relatively weak binding to the target cell
                                                        

- (Peer Reviewed Journal)Cherubin, P., Fiddler, D., Quinones, B., Teter, K. 2019. Bimodal response to Shiga toxin 2 subtypes results from relatively weak binding to the target cell. Infection and Immunity. 87:e00428-19. https://doi.org/10.1128/IAI.00428-19.Use of membrane filtration for the recovery of campylobacter from raw chicken carcasses purchased at retail markets in Culiacan, Sinaloa, Mexico
                                                        

- (Peer Reviewed Journal)Soto-Beltran, M., Quinones, B., Ibarra Rodriguez, A., Amezquita-Lopez, B.A. 2019. Use of membrane filtration for the recovery of campylobacter from raw chicken carcasses purchased at retail markets in Culiacan, Sinaloa, Mexico. Journal of Biosciences. 7:e698. https://doi.org/10.15741/revbio.07.e698.Draft genome sequences of Shiga toxin-producing Escherichia coli O157:H7 strains recovered from a major production region for leafy greens in California
                                                        

- (Peer Reviewed Journal)Quiñones, B., Yambao, J.C., Silva, C.J., Lee, B.G. 2019. Draft genome sequences of Shiga toxin-producing Escherichia coli O157:H7 strains recovered from a major production region for leafy greens in California. Microbiology Resource Announcements. 8(27):e00644-19. https://doi.org/10.1128/MRA.00644-19.Quantitating Shiga toxin production in environmental STEC isolated from a major produce production region in California

- (Abstract Only)Silva, C.J., Lee, B.G., Yambao, J.C., Erickson-Beltran, M.L., Quinones, B. 2019. Quantitating Shiga toxin production in environmental STEC isolated from a major produce production region in California [abstract]. ASM Microbe 2019, June 20-24, 2019, San Francisco, CA. Poster AES-1194.Quantitating and verifying Shiga toxin expression from Californian environmental STEC by mass spectrometry

- (Abstract Only)Silva, C.J., Lee, B.G., Yambao, J.C., Erickson-Beltran, M.L., Quinones, B. 2019. Quantitating and verifying Shiga toxin expression from Californian environmental STEC by mass spectrometry. Meeting Abstract. Poster. ARS-FSIS 2019 meeting.Software for top-down proteomic identification of a plasmid-borne factor (and other proteins) from genomically sequenced pathogenic bacteria using MALDI-TOF-TOF-MS/MS and post-source decay
                                                        

- (Peer Reviewed Journal)Fagerquist, C.K., Lee, B.G., Zaragoza, W.J., Yambao, J.C., Quiñones, B. 2018. Software for top-down proteomic identification of a plasmid-borne factor (and other proteins) from genomically sequenced pathogenic bacteria using MALDI-TOF-TOF-MS/MS and post-source decay. International Journal of Mass Spectrometry. 438:1-12. https://doi.org/10.1016/j.ijms.2018.12.006.Clinically-relevant Shiga toxin 2 subtypes from environmental Shiga toxin-producing Escherichia coli identified by top-down/middle-down proteomics and DNA sequencing
                                                        

- (Peer Reviewed Journal)Fagerquist, C.K., Zaragoza, W.J., Lee, B.G., Yambao, J.C., Quiñones, B. 2018. Clinically-relevant Shiga toxin 2 subtypes from environmental Shiga toxin-producing Escherichia coli identified by top-down/middle-down proteomics and DNA sequencing. Clinical Mass Spectrometry. 11:27-36. https://doi.org/10.1016/j.clinms.2018.12.001.Using nanospray liquid chromatography and mass spectrometry to quantitate Shiga toxin production in environmental Escherichia coli recovered from a major produce production region in California
                                                        

- (Peer Reviewed Journal)Silva, C.J., Lee, B.G., Yambao, J.C., Erickson-Beltran, M.L., Quiñones, B. 2019. Using nanospray liquid chromatography and mass spectrometry to quantitate Shiga toxin production in environmental Escherichia coli recovered from a major produce production region in California. Journal of Agricultural and Food Chemistry. 67(5):1554-1562. https://doi.org/10.1021/acs.jafc.8b05324.Top-down proteomic identification of a novel antibiotic-induced plasmid-encoded factor from Shiga toxin-producing Escherichia coli (STEC) using MALDI-TOF-TOF-MS/MS and post-source decay

- (Proceedings)Fagerquist, C.K., Lee, B.G., Zaragoza, W.J., Yambao, J.C., Quinones, B. 2018. Top-down proteomic identification of a novel antibiotic-induced plasmid-encoded factor from Shiga toxin-producing Escherichia coli (STEC) using MALDI-TOF-TOF-MS/MS and post-source decay. Proceedings for 66th Conference on Mass Spectrometry and Allied Topics, June 3-7, 2018, San Diego, California.Low prevalence of human pathogens on fresh produce on farms and in packing facilities
                                                        

- (Peer Reviewed Journal)Van Pelt, A., Quinones, B., Lofgren, H., Bartz, F., Newman, K., Leon, J. 2018. Low prevalence of human pathogens on fresh produce on farms and in packing facilities. FRONTIERS IN PUBLIC HEALTH. https://doi.org/10.3389/fpubh.2018.00040.Cellular recovery from exposure to sub-optimal concentrations of AB toxins that inhibit protein synthesis
                                                        

- (Peer Reviewed Journal)Cherubin, P., Quinones, B., Teter, K. 2018. Cellular recovery from exposure to sub-optimal concentrations of AB toxins that inhibit protein synthesis. Scientific Reports. https://doi.org/10.1038/s41598-018-20861-9.Screening for the presence of mcr-1/mcr-2 genes in Shiga toxin-producing Escherichia coli recovered from a major produce-production region in California
                                                        

- (Peer Reviewed Journal)Mavrici, D., Yambao, J.C., Lee, B.G., Quinones, B., He, X. 2017. Screening for the presence of mcr-1/mcr-2 genes in Shiga toxin-producing Escherichia coli recovered from a major produce-production region in California. PLoS One. 12(11):e0187827. https://doi.org/10.1371/journal.pone.0187827.Draft genome sequences of Escherichia coli O113:H21 strains recovered from a major produce-production region in California
                                                        

- (Peer Reviewed Journal)Quinones, B., Yambao, J.C., Lee, B.G. 2017. Draft genome sequences of Escherichia coli O113:H21 strains recovered from a major produce-production region in California. Genome Announcements. https://doi.org/10.1128/genomeA.01203-17.Sensitive genotyping of foodborne-associated human noroviruses and hepatitis A virus using an array-based platform
                                                        

- (Peer Reviewed Journal)Quinones, B., Lee, B.G., Martinsky, T.J., Yambao, J.C., Haje, P.K., Schena, M. 2017. Sensitive genotyping of foodborne-associated human noroviruses and hepatitis A virus using an array-based platform. Sensors. 17(9):2157. https://doi.org/10.3390/s17092157.Concurrent detection of human norovirus and bacterial pathogens in water samples from an agricultural region in Central California Coast
                                                        

- (Peer Reviewed Journal)Tian, P., Yang, D., Lei, S., Wang, D., Li, Q., Gorski, L.A., Lee, B.G., Quinones, B., Cooley, M.B. 2017. Concurrent detection of human norovirus and bacterial pathogens in water samples from an agricultural region in Central California Coast. Frontiers in Microbiology. 8:1560. https://doi.org/10.3389/fmicb.2017.01560.Isolation, genotyping, and antimicrobial resistance of zoonotic shiga toxin-producing escherichia coli
                                                        

- (Review Article)Amézquita-López, B.A., Soto-Beltrán, M., Lee, B.G., Yambao, J.C., Quinones, B. 2017. Isolation, genotyping, and antimicrobial resistance of zoonotic shiga toxin-producing escherichia coli. Journal of Microbiology, Immunology. 51(4):425-434. https://doi.org/10.1016/j.jmii.2017.07.004.Molecular sequence typing reveals genotypic diversity among Escherichia coli isolates recovered from a cantaloupe packinghouse in Northwestern Mexico

- (Peer Reviewed Journal)Quinones, B., Campos-Sauceda, J.P., Lee, B.G., Yambao, J.C., Chaidez, C. 2017. Molecular sequence typing reveals genotypic diversity among Escherichia coli isolates recovered from a cantaloupe packinghouse in Northwestern Mexico. Letters in Applied Microbiology. doi: 10.1111/lam.12733.A cell-based fluorescent assay to detect the activity of AB toxins that inhibit protein synthesis

- (Peer Reviewed Journal)Cherubin, P., Quinones, B., Elkahoui, S., Yokoyama, W.H., Teter, K. 2017. A cell-based fluorescent assay to detect the activity of AB toxins that inhibit protein synthesis. Methods in Molecular Biology. 1600:25-26. doi:10.1007/978-1-4939-6958-6_3.Inhibition of cholera toxin and other AB toxins by polyphenolic compounds

- (Peer Reviewed Journal)Cherubin, P., Garcia, M.C., Curtis, D., Britt, C.B., Craft Jr., J.W., Burress, H., Berndt, C., Reddy, S., Guyette, J., Zheng, T., Huo, Q., Quinones, B., Briggs, J.M., Teter, K. 2016. Inhibition of cholera toxin and other AB toxins by polyphenolic compounds. PLoS One. doi:10.1371/journal.pone.0166477.Antimicrobial resistance in Escherichia coli O157 and non-O157 recovered from feces of domestic farm animals in Northwestern Mexico
                                                        

- (Peer Reviewed Journal)Amézquita-López, B.A., Quinones, B., Soto-Beltran, M., Lee, B.G., Yambao, J.C., Lugo-Melchor, O.Y., Chaidez, C. 2016. Antimicrobial resistance in Escherichia coli O157 and non-O157 recovered from feces of domestic farm animals in Northwestern Mexico. Antimicrobial Resistance and Infection Control. doi: 10.1186/s13756-015-0100-5.An environmental shiga toxin-producing Escherichia coli O145 clonal population exhibits high-level phenotypic variation that includes virulence traits

- (Peer Reviewed Journal)Carter, M.Q., Quinones, B., He, X., Louie, J.W., Zhong, W.W., Lee, B.G., Yambao, J.C., Mandrell, R.E., Cooley, M.B. 2015. An environmental shiga toxin-producing Escherichia coli O145 clonal population exhibits high-level phenotypic variation that includes virulence traits. Applied and Environmental Microbiology. doi: 10.1128/AEM.03172-15.Serum Shiga toxin 2 values in patients during the acute phase of post-diarrheal hemolytic uremic syndrome

- (Peer Reviewed Journal)Serum Shiga toxin 2 values in patients during the acute phase of diarrhoea-associated hemolytic uremic syndrome
                                                        

- (Peer Reviewed Journal)He, X., Quinones, B., Te Loo, M., Loos, S., Scavia, G., Brigotti, M., Levtchenko, E., Monnens, L. 2015. Serum Shiga toxin 2 values in patients during the acute phase of diarrhoea-associated hemolytic uremic syndrome. Acta Paediatrica. 104(12):e564-568.A Mathematical model to investigate quorum sensing regulation and its heterogenecity in pseudomonas syringae on leaves
                                                        

- (Peer Reviewed Journal)Perez-Velazquez, J., Quinones, B., Hense, B., Kutler, C. 2015. Mathematical modelling of quorum sensing of pseudomonas syringae on leaves. Ecological Complexity. 21:128-141.Top-down proteomic identification of Shiga toxin 2 subtypes from Shiga toxin-producing Escherichia coli by Matrix-Assisted Laser Desorption Ionization-Tandem Time of Flight mass spectrometry

- (Peer Reviewed Journal)Fagerquist, C.K., Zaragoza, W.J., Sultan, O., Woo, N., Quinones, B., Cooley, M.B., Mandrell, R.E. 2014. Top-down proteomic identification of Shiga toxin 2 subtypes from Shiga toxin-producing Escherichia coli by Matrix-Assisted Laser Desorption Ionization-Tandem Time of Flight mass spectrometry. Applied and Environmental Microbiology. 8(9):2928-2940.Low-density microarray technologies for rapid human norovirus genotyping

- (Abstract Only)Antimicrobial resistance in Escherichia coli O157 and non-O157 isolated from feces of domestic farm animals in Culiacan, Mexico

- (Abstract Only)Prevalence of Shiga toxin producing Escherichia coli, Salmonella enterica and Listeria monocytogenes at public access watershed sites in a California central coast agricultural region

- (Peer Reviewed Journal)Cooley, M.B., Quinones, B., Oryang, D., Mandrell, R.E., Gorski, L.A. 2014. Prevalence of Shiga toxin producing Escherichia coli, Salmonella enterica and Listeria monocytogenes at public access watershed sites in a California central coast agricultural region. Frontiers in Cellular and Infection Microbiology. 4:30.Characterization of shiga toxin-producing Escherichia coli recovered from domestic animals to determine stx variants, virulence genes, and cytotoxicity in mammalian cells
                                                        

- (Peer Reviewed Journal)Amezquita-Lopez, B.A., Quinones, B., Lee, B.G., Chaidez, C. 2014. Characterization of shiga toxin-producing Escherichia coli recovered from domestic animals to determine stx variants, virulence genes, and cytotoxicity in mammalian cells. Frontiers in Cellular and Infection Microbiology. DOI: 10.3389/fcimb.2014.00007.Career opportunities for college graduates with the Agricultural Research Service Agency of the U.S. Department of Agriculture

- (Abstract Only)Use of Low-Density DNA Microarrays and Photopolymerization for Genotyping Foodborne-Associated Noroviruses

- (Abstract Only)Top-down proteomic identification of Shiga toxin 2 variants from Shiga toxin-producing Escherichia coli (STEC) using MALDI-TOF-TOF-MS/MS-PSD

- (Proceedings)Fagerquist, C.K., Zaragoza, W.J., Sultan, O., Woo, N., Quinones, B., Swimley, M.S., Cooley, M.B., Mandrell, R.E. 2013. Top-down proteomic identification of Shiga toxin 2 variants from Shiga toxin-producing Escherichia coli (STEC) using MALDI-TOF-TOF-MS/MS-PSD. ASMS20139833.3125VER.1.pdf.Development of a robust methos for isolation of shiga toxin positive Escherichia coli (STEC) from fecal, plant, soil and water samples from leafy greens production region in California

- (Peer Reviewed Journal)Cooley, M.B., Jay-Russell, M., Atwill, E.R., Carychao, D.K., Nguyen, K.M., Quinones, B., Patel, R., Walker, S., Swimley, M., Pierre-Jerome, E., Gordus, A., Mandrell, R.E. 2013. Development of a robust methos for isolation of shiga toxin positive Escherichia coli (STEC) from fecal, plant, soil and water samples from leafy greens production region in California. PLoS One. 8(6):e65716.  doi:10.1371/journal.pone.0065716.Detection of Shiga toxin variants, virulence genes and the relationship to cytotoxicity in Shiga toxin-producing Escherichia coli (STEC) from domestic farm animals

- (Abstract Only)Quantification and characterization of mucosa-associated and intracellular Escherichia coli in inflamatory bowel disease
                                                        

- (Peer Reviewed Journal)Elliott, T.R., Hudspith, B.N., Wu, G., Cooley, M.B., Parkes, G., Quinones, B., Randall, L., Mandrell, R.E., Fagerquist, C.K., Brostoff, J., Rayment, N.B., Boussioutas, A., Petrovska, L., Sanderson, J.D. 2013. Quantification and characterization of mucosa-associated and intracellular Escherichia coli in inflamatory bowel disease. Inflammatory Bowel Diseases. 19(11):2326-2338.Low-Density microarray technologies for rapid human norovirus genotyping

- (Abstract Only)Genotypic analyses of Shiga toxin-producing Escherichia coli O157 and non-O157 recovered from feces of domestic animals in rural farms in Mexico

- (Peer Reviewed Journal)Amezquita-Lopez, B.A., Quinones, B., Cooley, M.B., Leon-Felix, J., Castro-Del Campo, N., Mandrell, R.E., Jimenez, M., Chaidez, C. 2012. Genotypic analyses of Shiga toxin-producing Escherichia coli O157 and non-O157 recovered from feces of domestic animals in rural farms in Mexico. PLoS One. 7(12):e51565. doi:101371/journal.pone.0051565.Evidence of norovirus (NV)in a major produce production region watershed and a low density microarray strategy for detecting NV(Abstract)

- (Abstract Only)Shiga toxin-producing Escherichia coli:  importance, outbreaks, and characterization methods

- (Proceedings)Microarrays for foodborne virus detection and typing(Abstract)

- (Abstract Only)A single-step purification and molecular characterization of functional Shiga toxin 2 variants from pathogenic Escherichia coli

- (Peer Reviewed Journal)He, X., Quinones, B., Mcmahon, S.A., Mandrell, R.E. 2012. A single-step purification and molecular characterization of functional Shiga toxin 2 variants from pathogenic Escherichia coli. Toxins. 4(7):487-504. doi:10.3390/toxins4070487O-antigen and virulence profiling of Shiga toxin-producing Escherichia coli by a rapid and cost-effective DNA microarray colorimetric method

- (Peer Reviewed Journal)Quinones, B., Swimley, M.S., Narm, K., Patel, R.N., Cooley, M.B., Mandrell, R.E. 2012. O-antigen and virulence profiling of Shiga toxin-producing Escherichia coli by a rapid and cost-effective DNA microarray colorimetric method. Frontiers in Cellular and Infection Microbiology. 10.3389/fcimb.2012.00061/full.Distinct PFGE and MLVA Genotypes of Shiga Toxin-Producing Escherichia coli (STEC)Recovered from Feces of Farm Animals in the Culiacan Valley, Mexico(Abstract)

- (Abstract Only)Selective recovery by different culture methods of Shiga toxin-producing Escherichia coli genotypes from a major produce production region in California(Abstract)

- (Abstract Only)E. coli serotype O55:H7 diversity supports parallel acquisition of bacteriophage at Shiga toxin phage insertion sites during evolution of the O157:H7 lineage

- (Peer Reviewed Journal)Kyle, J.L., Cummings, C.A., Parker, C., Quinones, B., Vatta, P., Newton, E., Huynh, S., Swimley, M.S., Degoricija, L., Barker, M., Fontanoz, S., Nguyen, K.M., Patel, R.N., Fang, R., Tebbs, R., Petrauskene, O., Furtado, M., Mandrell, R.E. 2012. E. coli serotype O55:H7 diversity supports parallel acquisition of bacteriophage at Shiga toxin phage insertion sites during evolution of the O157:H7 lineage. Journal of Bacteriology. 194:1885-1896.Sensitive detection of Shiga toxin 2 and some of its Stx 2 variants in environmental samples by a novel immuno-PCR assay

- (Peer Reviewed Journal)He, X., Qi, W., Quinones, B., Mcmahon, S.A., Cooley, M.B., Mandrell, R.E. 2011. Sensitive detection of Shiga toxin 2 and some of its Stx 2 variants in environmental samples by a novel immuno-PCR assay. Applied and Environmental Microbiology. 77(1):3558-3564. doi:10.1128/AEM.02205-10.Molecular approachs for produce safety in California

- (Proceedings)Quinones, B. 2011. Molecular approachs for produce safety in California. Meeting Abstract. 1:80-95.Genotypic Characterization of Shiga Toxin-Producing Escherichia coli (STEC) Strains Recovered from Farm Animal Feces in Mexico

- (Abstract Only)Use of Photopolymerization for Genotyping Shiga Toxin-Producing Escherichia coli Recovered from Produce Production Regions in California

- (Abstract Only)Identification of Escherichia coli O157 by Using a Novel Colorimetric Detection Method with DNA Microarrays

- (Peer Reviewed Journal)Quinones, B., Swimley, M.S., Taylor, A.W., Dawson, E.D. 2011. Identification of Escherichia coli O157 by Using a Novel Colorimetric Detection Method with DNA Microarrays. Foodborne Pathogens and Disease. 8(6):705-7011.Characterization of tetracycline resistance in Salmonella enterica strains recovered from irrigation water in the Culiacan Valley, Mexico

- (Peer Reviewed Journal)Lugo-Melchor, Y., Quinones, B., Amezquita-Lopez, B.A., Leon-Felix, J., Garcia-Estrada, R., Chaidez, C. 2010. Characterization of tetracycline resistance in Salmonella enterica strains recovered from irrigation water in the Culiacan Valley, Mexico. Microbial Drug Resistance. 6(3):185-190.Comparative genotypes of Salmonella enterica serovar Enteritidis Phage type 30 and 9c strains isolated from three outbreaks associated with raw almonds

- (Peer Reviewed Journal)Parker, C., Huynh, S., Quinones, B., Harris, L., Mandrell,2010 R.E. Comparative genotypes of Salmonella enterica serovar Enteritidis Phage type 30 and 9c strains isolated from three outbreaks associated with raw almonds. Applied and Environmental Microbiology. 76: 3723-3731Use of photopolymerization for the rapid and cost-effective identification of Shiga toxin-producing Escherichia coli on DNA microarrays

- (Abstract Only)Automatic image analysis and spot classification for detection of pathogenic Escherichia coli on glass slide DNA microarrays

- (Peer Reviewed Journal)Haff, R.P., Quinones, B., Swimley, M.S., Toyofuku, N. 2010. Automatic image analysis and spot classification for detection of pathogenic Escherichia coli on glass slide DNA microarrays. Computers and Electronics in Agriculture. 71(2):163-169.A Vero Cell Based Fluorescence Assay to Assess Relative Toxicities of Shiga Toxin 2 Subtypes from Escherichia coli

- (Peer Reviewed Journal)Quinones, B., Swimley, M.S. 2011. A Vero Cell Based Fluorescence Assay to Assess Relative Toxicities of Shiga Toxin 2 Subtypes from Escherichia coli. Methods in Molecular Biology. 739(1): 61-71.A Cell-Based Fluorescent Assay to Detect the Activity of Shiga Toxin and Other Toxins That Inhibit Protein Synthesis

- (Peer Reviewed Journal)Masey, C.S., Quinones, B., Teter, K. 2011. A Cell-Based Fluorescent Assay to Detect the Activity of Shiga Toxin and Other Toxins That Inhibit Protein Synthesis. Methods in Molecular Biology. 739(1):49-59.Validation of a Cell-Free Translation Assay for Detecting Shiga Toxin 2 in Bacterial Culture

- (Peer Reviewed Journal)He, X., Quinones, B., Carter, J.M., Mandrell, R.E. 2009. Validation of a Cell-Free Translation Assay for Detecting Shiga Toxin 2 in Bacterial Culture. Journal of Agriculture and Food Chemistry. 57(11):5084-5088Genotyping Campylobacter jejuni by comparative genome indexing: an evaluation with pulsed-field gel electrophoresis and flaA SVR  sequencing

- (Peer Reviewed Journal)Pittenger, L.G., Englen, M.D., Parker, C., Frye, J.G., Quinones, B., Horn, S.T., Son, I., Cray, P.J., Harrison, M.A. 2009. Genotyping Campylobacter jejuni by comparative genome indexing: an evaluation with pulsed-field gel electrophoresis and flaA SVR  sequencing. Foodborne Pathogens and Disease. 6(3):337-349.A Novel Cell-Based Method to Detect Shiga Toxin 2 from Escherichia coli O157:H7 and Inhibitors of Toxin Activity

- (Peer Reviewed Journal)Quinones, B., Masey, S., Friedman, M., Swimley, M.S, Teter, K. 2009. A Novel Cell-Based Method to Detect Shiga Toxin 2 from Escherichia coli O157:H7 and Inhibitors of Toxin Activity. Applied and Environmental Microbiology. 75(5):1410-1416.Autoinducer-2 production in Campylobacter jejuni contributes to chicken colonization

- (Peer Reviewed Journal)Quinones, B., Miller, W.G., Bates, A.H., Mandrell, R.E. 2009. Autoinducer-2 production in Campylobacter jejuni contributes to chicken colonization. Applied and Environmental Microbiology. 75/1:281-285Identification of plant compounds that inactivate Shiga toxin from Escherichia coli O157:H7

- (Proceedings)Comparative genomic analysis of clinical strains of Campylobacter jejuni from South Africa

- (Peer Reviewed Journal)Quinones, B., Guilhabert, M.R., Miller, W.G., Mandrell, R.E., Lastovica, A.J., Parker, C. 2008. Comparative genomic analysis of clinical strains of Campylobacter jejuni from South Africa. PLoS One. 3(4)e2015_1-e2015_10AI-2 signaling in Campylobacter jejuni and its contribution to chicken colonization

- (Proceedings)Detection and Genotyping of Arcobacter and Campylobacter Isolates from Retail Chicken Samples by Use of DNA Oligonucleotide Arrays

- (Peer Reviewed Journal)Quinones, B., Parker, C., Janda Jr, J.M., Miller, W.G., Mandrell, R.E. 2007. Detection and Genotyping of Arcobacter and Campylobacter Isolates from Retail Chicken Samples by Use of DNA Oligonucleotide Arrays. Applied and Environmental Microbiology. 73(11)3645-3655CHARACTERIZATION OF GENETICALLY-MATCHED ISOLATES OF CAMPYLOBACTER JEJUNI REVEALS MUTATIONS IN GENES INVOLVED IN FLAGELLAR BIOSYNTHESIS ALTER THE ORGANISM'S VIRULENCE POTENTIAL

- (Peer Reviewed Journal)Malik-Kale, P., Rapheal, B., Parker, C., Joens, L., Klena, J., Quinones, B., Keech, A., Konkel, M. 2007. Characterization of genetically-matched isolates of campylobacter jejuni reveals mutations in genes involved in flagellar biosynthesis alter the organism's virulence potential. Applied and Environmental Microbiology. 73(10) 3123-3136COMPARATIVE GENOMIC ANALYSIS OF CAMPYLOBACTER JEJUNI STRAINS REVEALS DIVERSITY DUE TO GENOMIC ELEMENTS SIMILAR TO THOSE PRESENT IN C. JEJUNI STRAIN RM1221

- (Peer Reviewed Journal)Parker, C., Quinones, B., Miller, W.G., Horn, S.T., Mandrell, R.E. 2006. Comparative genomic analysis of Campylobacter jejuni strains reveals diversity due to genomic elements similar to those present in C. jejuni strain RM1221. Journal of Clinical Microbiology.44:11:4125-4135


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