Watson VE, Jacob ME, Flowers JR, Strong SJ, DebRoy C, Gookin, JL. 2017. Association of enteropathogenic Escherichia coli with diarrhea-related mortality in foster age kittens. J. Clin. Microbiol. Accepted

DebRoy C, Hegde NV, Schilling M, Kapur V, Katani R 2017. Gut Microbiomes of Pigs Grown in Organic and Conventional Dietary Regimens. J Vet Sci Ani Husb 5(3): 301

Fratamico, P. M., DebRoy, C., Needleman, D. S., eds. 2017. Emerging Approaches for Typing, Detection, Characterization, and Traceback of Escherichia coli. Lausanne: Frontiers Media. doi: 10.3389/978-2-88945-135-7.  

Borges CA., Maluta RP, Beraldo LG, Cardozo MV, Guastalli EAL, Kariyawasam S, DebRoy C, Ávila FA. 2017. Captive and free-living urban pigeons (Columba livia) from brazil as carriers of multidrug-resistant pathogenic Escherichia coli.  The Veterinary Journal  219:65-67.


Scheinberg J, Dudley E, Campbell J, Roberts E, Dimarzio M, DebRoy C, and Cutter C. 2016. The prevalence and phylogenetic characterization of Escherichia coli and hygiene indicator bacteria isolated from leafy green produce, beef, and pork obtained from farmers' markets in Pennsylvania.  J. Food Protect. 80 237–244

Hegde N, Kariyawasam S, DebRoy C. 2016. Comparison of Antimicrobial Resistant Genes in Chicken Gut Microbiome Grown in Organic and Conventional Diet. VAS, 1-2C, 9-14.

Johnson JR, Davis G, Clabots C, Johnston BD, Porter S, DebRoy C, Pomputius W, Ender PT, Cooperstock M, Slater BS, Banerjee R, Miller S, Kisiela D, Sokurenko EV, Aziz M, and Price LB. 2016. Household Clustering of Escherichia coli Sequence Type 131 Clinical and Fecal Isolates According to Whole Genome Sequence Analysis. Open Forum Infect Dis. Jun 16;3(3):ofw129.PMID: 27703993

Borges CA, Beraldo LG, Maluta RP, Cardozo MV, Barbosa KB, Guastalli EAL, Kariyawasam S, DebRoy C, Avila  FA.  2016. Multidrug-resistant pathogenic Escherichia coli isolated from wild birds in a veterinary hospital. Avian Pathology Accepted.

Fratamico PM, DebRoy C, Baranzoni GM, Liu Y, Letterman D.  and Feng P.  2016. Advances in Molecular Serotyping and Subtyping of Escherichia coli. Front. Microbiol. 7:644.doi: 10.3389/fmicb.2016.00644

Wang J,  Katani R, Li L, Roberts EL, Kapur V and DebRoy C. 2016 Rapid Detection of E. coli O157 and Shiga Toxins by Lateral Flow Immunoassays.  Toxins, 8: 92; doi:10.3390/toxins8040092

Losada L, DebRoy C, Radune D, Kim M, Sanka R, Brinkac L, Kariyawasam S, Shelton D, Fratamico PM, Kapur V, Feng PCH. 2016 Whole genome sequencing of diverse Shiga toxin-producing and non-producing Escherichia coli strains reveals a variety of virulence and novel antibiotic resistance plasmids. Plasmid 83:8-11.

DebRoy C, Fratamico PM, Xianghe Y, Baranzoni GM, Liu Y, Needleman DS, Tebbs R, O'Connell CD,  Allred A, Swimley M, Mwangi M, Kapur V, Garay JAR, Roberts EL, Katani R. 2016. Comparison of O-Antigen Gene Clusters of all O-Serogroups of Escherichia coli and Proposal for adopting a new nomenclature for O-Typing of Escherichia coli. PLoS One. 2016 Jan 29;11(1):e0147434. doi: 10.1371/journal.pone.0147434


Ibekwe M, Murinda, S,  Reddy, G and DebRoy C. 2016. Potential Pathogens, Antimicrobial Patterns, and Genotypic Diversity of Escherichia coli Isolates in Constructed Wetlands Treating Swine Wastewater. FEMS Microbiol Ecol. Dec 31;83:8-11. doi: 10.1016/j.plasmid.2015.12.001

Katani R, Cote R, Garay JR, Li L, Arthur T, DebRoy C, Mwangi M, and Kapur V. 2015. Complete Genome Sequence of SS52, a Strain of Escherichia coli O157:H7 Recovered from Super-shedder Cattle. Genome Announcement. genomeA01569-14 Accepted

Liu Y , Yan X, DebRoy C, Fratamico PM, Needleman D S, Li R, Wang W, Losada L, Brinkac L, Radune D, Toro M, Hegde N and Menge J. 2015. Escherichia coli O-antigen gene clusters of serogroups O62, O68, O131, O140, O142, and O163: DNA sequences and similarity between O62 and O68, and PCR-based serogrouping.  Biosensors Feb 5;5(1):51-68. doi: 10.3390/bios5010051.

Cote R, Katani R,  Moreau MR, Kudva IT,  Arthur TM, DebRoy C,  Mwangi MM, Albert I, Garay JAR, Li L, Brandl MT, Carter MQ, Kapur V. 2015. Comparative Analysis of Super-shedder Strains of Escherichia coli O157:H7 Reveals Distinctive Genomic Features and a Strongly Aggregative Adherent Phenotype on Bovine Rectoanal Junction Squamous Epithelial Cells. PloS One Feb 9;10(2):e0116743. doi: 10.1371/journal.pone.0116743.

Carvallo FR., Kerlin R, Fredette C, Pisharath H, DebRoy C, Kariyawasam S, Pardo ID. 2015.  Histiocytic typhlocolitis in two colony Beagle dogs. Experimental and Toxicologic Pathology. 67:219-2


Wijetunge DSS, Karunathilake KHEM, Chaudhari A, Katani R, Dudley EG, Kapur V, DebRoy C, and Kariyawasam S.  2014.  Complete  nucleotide sequence of pRS218, a large virulent plasmid from the neonatal meningitis-associated Escherichia coli strain RS218.  BMC Microbiol. 14:203. doi:

McCluskey K, Scott B, Boundy-Mills  K, Broggiato A, Cova A, Desmeth P, DebRoy C, Fravel D, Garrity G , Gasco MdMJ, Joseph  L, Lindner D, Lomas MW, Morton J, Nobles D, Turner J,  Ward T, Wertz J, Wiest A, and Geiser D. 2014. Meeting Report: 2nd Workshop of the United States Culture Collection Network. May 19-21, 2014, State College, PA, USA. Standards in Genomic Sciences  9:27 (29 December 2014).

Seeley KE, Baitchman E, Bartlett S, DebRoy C and Garner MM. 2014. Investigation and  control of an attaching and effacing Escherichia coli outbreak in a colony of captive budgerigars (Melopsittacus undulates). J Zoo and Wildlife Medicine.  45:875-82.



Brooks JW, Roberts EL, Kocher K, Kariyawasam S, DebRoy C. 2013. Fatal pneumonia caused by Extraintestinal Pathogenic Escherichia coli (ExPEC)  in a juvenile cat recovered from an animal boarding incident. Vet Micro

Yin S, Jensen MA, Bai J, DebRoy C, Barrangou R, Dudley EG. 2013. Evolutionary Divergence of Shiga Toxin-producing Escherichia coli is Reflected in CRISPR Spacer Composition. Appl. Environ. Microbiol. 79(18):5710-20

Svoboda AL, Dudley EG, DebRoy C, Mills EW, Cutter CN. 2013. Presence of Shiga Toxin- Producing Escherichia coli O-Groups in Small and Very-Small Beef-Processing Plants and Resulting Ground Beef Detected by a Multiplex Polymerase Chain Reaction Assay. Foodborne Pathog. Dis. 10(9):789-95

Gehring A., Barnett C, Chu T, DebRoy C, D'Souza D, Eaker S, Fratamico P, Gillespie B, Hegde N, Jones K, Lin J, Oliver S, Paoli G, Perera A, Uknalis J. 2013. A high-throughput antibody-based microarray typing platform. Sensors (Basel). 13(5):5737-48

Hegde NV, Praul C, Gehring A, Fratamico PM, DebRoy C. 2013. Rapid identification of the six clinically relevant O serogroups of Shiga toxin-producing Escherichia coli by antibody microarray.  J. Microbiol.Methods.  93: 273-276.

Eppinger M, Mammel MK, Agrawal S, Galens K, Daugherty S, Tallon L, Fraser-Liggett C, Feng P, Soderlund R, Cebula TA, Tarr PI, DebRoy C, Dudley EG and Ravel J. 2013. Whole Genome Draft Sequences of Twenty Enterohemorrhagic Escherichia coli O157:H7 Strains. Genome Announcement. Feb 28;1(2): e0013412. doi: 10.1128/genomeA.00134-12.

Chen C, Lewis CR, Goswami K, Roberts EL, DebRoy C and Dudley EG. 2013. Identification and Characterization of Spontaneous Deletions within the Sp11-Sp12 Prophage Region of Escherichia coli O157:H7 Sakai. Appl. Env. Microbiol. 79:1934-1941. [pdf article]

Magwedere K, Dang HA, Mills E, Cutter CN, Roberts E, DebRoy C. 2013. Incidence of Shiga toxin-Producing Escherichia coli Strains in Beef, Pork, Chicken, Deer, Boar, Bison and Rabbit Retail Meat. J. Vet. Diag. Inv. 25:254-258.[pdf article]

Johnson JR, Tchesnokova V, Johnston B, Clabots C, Roberts PL, Billig M, Riddell K, Rogers P, Qin X, Butler-Wu S, Price LB, Aziz M, Nicolas-Chanoine MH, DebRoy C, Robicsek A, Hansen G, Urban C, Platell J, Trott D, Zhanel G, Weissman SJ, Cookson BT, Fang FC, Limaye A, Scholes D, Chattopadhyay S, Hooper DC, Sokurenko EV. 2013. Abrupt Emergence of a Single Dominant Multi-Drug-Resistant Strain of Escherichia coli. J Infect Dis. 207(6):919-28 [pdf article].


Hegde NV, Hulet R, Jayarao BM, Muldoon M, Lindpaintner K, Kapur V. and DebRoy C. 2012. Detection of the top six non-O157 Shiga toxin-producing Escherichia coli O groups by ELISA.  Foodborne Pathog. Dis. 9:1044-1048.

Johnson TJ, Bielak EM, Fortini ;D, Hansen LH, Hasman H, DebRoy C, Nolan LK. and Carattoli A. 2012. Expansion of the IncX plasmid family for improved identification and typing of novel plasmids in drug-resistant Enterobacteriaceae. Plasmid ;68(1):43-50

Hegde NV, Jayarao BM, DebRoy C. 2012. Rapid Detection of top six non-O157 Shiga toxin-producing Escherichia coli O groups in Ground Beef by Flow Cytometry. J. Clin. Microbiol. 50(6):2137-9. [pdf article]

Contreras CA, Ochoa TJ , Ruiz J, Durand D, Lacher DW, DebRoy C, Lanata CF. and. Cleary TG . 2012. Genetic Diversity of LEE Genes of EPEC isolated from Peruvian children. J. Med. Microbiol. 61:1114-1120.

Medina M, Shelver W, Fratamico P, Fortis L, Narang N, Cray W Jr, Esteban E, Tillman G. and DebRoy C. 2012. Latex Agglutination Assays for Detection and Confirmation of Non-O157 Shiga Toxin-Producing E. coli Serogroups O26, O45, O103, O111, O121 and O145.  J Food Protection 75:819-826

Johnson JR, Nicolas-Chanoine MH, DebRoy C, Castanheira M, Robiscek A, Hansen G, Weissman S, Urban C, Platell J, Trott D, Zhanel G, Clabots C,. Johnston BD, Kuskowski MA and the Macrorestriction Analysis of ST131 for Epidemiologic Research (MASTER) Investigators* 2012. Pulsed-Field Gel Electrophoresis Analysis of 579 Escherichia coli Sequence Type ST131 Isolates (1967 - 2009) in Relation to Year, Geography, Ecological Source, and Antimicrobial Resistance Traits. J. Infect. Dis. 18(4):598-607


DebRoy C, Roberts E. and Fratamico PM. 2011. Detection of O antigens in Escherichia coli. Animal Health Research Reviews 12:1-16.

Johnson  TJ,  Logue  CM, Johnson JR, Kuskowski MA, Sherwood JS, Barnes HJ, DebRoy C, Wannemuehler YM, Obata-Yasuoka M, Spanjaard L., and Nolan LK. 2011. Associations between multidrug resistance, plasmid content, and virulence potential among extraintestinal pathogenic and commensal Escherichia coli from humans and poultry. Foodborne Path Dis. 9(1):37-46.

Contreras CA, Ochoa TJ, Ruiz J, Lacher DW, Rivera FP, Saenz Y, Chea E, Zavaleta N, Gil AI, Lanata CF, Huicho L, Maves R, Torres C, DebRoy C and Cleary TG. 2011. Phylogenetic relationships of Shiga toxin-producing Escherichia coli (STEC) isolated from Peruvian children.  J. Med. Microbiol. 60:639-46 (Epub: Feb 3, 2011)

DebRoy C, Roberts E, Valadez AM, Dudley EG. and Cutter CN. 2011. Detection of shiga toxin producing Escherichia coli O26, O45, O103, O111, O113, O121, O145, and O157 serogroups by multiplex PCR of the wzx gene of the O-antigen gene cluster. Foodborne Path. Dis. 8(5):651-652.

Hollmén TE, DebRoy C, Flint P L, Safine DE, Schamber JL, Riddle AE. and Trust KA. 2011. Molecular typing of Escherichia coli strains associated with threatened sea ducks and near-shore marine habitats of southwest Alaska. Environ. Microbial. Rep 3:262-269

Valadez AM, DebRoy C, Dudley EG. and Cutter CN. 2011.  Multiplex PCR detection of Shiga toxin-producing Escherichia coli strains belonging to serogroups O157, O103, O91, O113, O145, O111, and O26 experimentally inoculated in beef carcass swabs, beef trim, and ground beef. J. Food Prot. 74(2):228-239.


DebRoy C, Roberts E, Davis MA. and Bumbaugh AC. 2010.  Detection of Non-serotypable Shiga toxin-producing Escherichia coli Strains Derived from Pigs by Multiplex PCR Assay Foodborne Path. Dis.7:1407-1414.

Fratamico, P.M. and DebRoy, C. 2010. Detection of Escherichia coli O157:H7 in Food Using Real-Time Multiplex PCR Assays Targeting the stx1, stx2, wzyO157, and the fliCh7 or eae Genes. Food Analytical Methods, (April 2010). [pdf article]

Fratamico, P. M., Yan, X., DebRoy, C.,  Bryne, B., Monaghan, A.,  Liu, Y., Fanning, S. and Bolton, D. 2010. Escherichia coli serogroup O2 and O28ac O-antigen gene cluster sequences and detection of pathogenic E. coli O2 and O28ac by PCR. Can. J. Microbiol, 56(4):308-16 (2010). [pdf article]

DebRoy, C., Sidhu, M.S., Sarker, U. Jayarao, B.M. ;Stell A.L., Bell, N.P.,and Johnson, T.J. 2010. Complete sequence of pEC14_114, a highly conserved IncFIB/FIIA plasmid associated with uropathogenic Escherichia coli cystitis strains, and its  prevalence among Extraintestinal Pathogenic isolates from humans and animals. Plasmid 63:53-60 (e-pub Oct 31, 2009)

Johnson, J.R. Johnston, B. Clabots, C.. Kuskowski, M. A. DebRoy, C. and Rice J. 2010 Escherichia coli Sequence Type ST131 as an Emerging Fluoroquinolone-Resistant Uropathogen among Renal Transplant Recipients. Antimicrobial Agents Chemo. 54(1):546-550 (e-pub Nov 16, 2009)

Johnson, T. J. Debroy C., Belton S., Lawrence, M. and Nolan L.K. 2010. Pyrosequencing of the Vir Plasmid of Necrotoxigenic Escherichia coli. J. Vet Micro (Accepted)

Carvallo, F., DebRoy, C., Baeza, E., Hinckley L., Gilbert K., 2010. Necrotizing pneumonia and pleuritis associated with extraintestinal pathogenic Escherichia coli in a tiger (Panthera tigris) cub. JVDI 22 (1):136-14


Contreras C.A, Ochoa T. J., Lacher, D. W., DebRoy C., Talledo M., Donnenberg M.S., Lanata , C.F. and Cleary T.G. 2009. Allele variability of critical virulence genes (eae, bfpA and perA) in typical and atypical EPEC from diarrhea cases in Peruvian children. J. Med Microbiol (Oct 1 e-pub)

Highland, M. A., Byrne, B.A., DebRoy, C., Samitz, E.M., Peterson, T.S. and Oslund, K.L. 2009. Extraintestinal pathogenic Escherichia coli induced necrohemorrhagic bronchopneumonia and pleuritis in three kittens and fecal prevalence in a cohort population. J. Vet. Diagn. Invest. 21 (5):609-615.

Ravindranath, S.P., Mauer, L., DebRoy, C. and Irudayaraj, J. 2009. Bio-functionalized magnetic nanoparticle integrated mid-IR pathogen sensor for food matrices. Analytical Chemistry 81:2840-2846

Ajiboye, R.M., Solberg, O.D., lee, B.M., Raphael, E., DebRoy, C. and Riley, L.W. 2009. Global spread of mobile antimicrobial drug resistance determinants in human and animal Escherichia coli and salmonella strains causing community-acquired infections. Clin. Infect. Dis.49:365-71.

Johnson, T.J., Logue, C.M., Wannemuehler Y., Kariyawasam, S., Doetkott, C., DebRoy, C., White, D.G. and Nolan, L.K. 2009. Examination of the source and extended virulence genotypes of Escherichia coli contaminating retail poultry meat. Foodborne Path. Dis. 6:657-667.

Fratamico, P.M., DebRoy, C. Miyamoto, T and Liu, Y. 2009. Detection of enterohemorrhagic Escherichia coli O145 in food by PCR targeting genes in the E. coli O145 O antigen gene cluster and the shiga toxins 1 and 2 genes. Foodborne Path. Dis. 2009 June 6(5):605-11. [pdf article]

DebRoy, C., Roberts, E., Scheuchenzuber, W., Kariyawasam, S., Jayarao, B.M. 2009. Comparison of genotypes of Escherichia coli strains carrying F18ab and f18ac fimbriae from pigs. J. Vet. Diagn. Invest: 21:359-64.


Fratamico, P., DebRoy, C. and Liu, Y. 2008. The DNA Sequence of the Escherichia coli O22 O Antigen Gene Cluster and Detection of Pathogenic Strains Belonging to E. coli Serogroups O22 and O91 by Multiplex PCR Assays Targeting Virulence Genes and Genes in the Respective O-Antigen Gene Clusters. Food Anal. Methods. (Online First) [pdf article]

DebRoy, C., Roberts, E., Jayarao, B. and Brooks, J. 2008. Extraintestinal Pathogenic E. coli (ExPEC) Induced Bronchopneumonia in a Horse. J. Vet. Diagn. Invest. 20:661-664. [pdf article]

X Liu, Y., Fratamico, P., DebRoy, C., Bumbaugh, A. and Allen, J. 2008. DNA sequencing and identification of serogroup-specific genes in the Escherichia coli O118 O antigen gene cluster and demonstration of antigenic diversity but only minor variation in DNA sequence of the O antigen clusters of E. coli O118 and O151. Food-borne Path. Dis. 5:449-457. [pdf article]

Dickinson, C.E., Gould, D.H., Davidson, A. H., Avery, P.R., Legare, M.E. Hyatt, D.R. and DebRoy, C. 2008. Hemolytic-uremic syndrome in a postpartum mare concurrent with encephalopathy in the neonatal foal. J. Vet Diagn. Invest. 20:239-242.

Houser, B.A. Donaldson, S.C., Padtee, R., Sawant, A. A., DebRoy, C. and. Jayarao, B.M. 2008. Assessment of Phenotypic and Genotypic Diversity of Escherichia coli Shed by Healthy Lactating Dairy Cattle. J. Food-borne Pathogen& Dis 5:41-51. [pdf article]

Johnson, J.R., Johnston, B., Clabots, C.R., Kuskowski, M.A., Roberts, E. and DebRoy, C. 2008. Virulence genotypes and phylogenetic background of Escherichia coli serogroup O6 isolates from humans, dogs and cats.  J. Clin. Microbiol. 46:417-422


Sura, R., Van Kruiningen, H. J., DebRoy, C., Hinckley, L. S., Greenberg, K. J, Gordon Z., French R. A. 2007. Extraintestinal pathogenic E. coli (ExPEC) induced acute necrotizing pneumonia in cats.  Zoonoses Public Health 54:307-313. [pdf article]

Liu, Y., DebRoy, C. and Fratamico, P. 2007. Sequencing and analysis of the Escherichia coli serogroup O117, O126, and O146 O antigen gene clusters and development of PCR assays targeting serogroup O117-, O126-, and O146- specific DNA sequences. Mol Cell Probes 21:295-302.

Waswa J, Irudayaraj J, and DebRoy C. 2007 Direct detection of E.coli O157:H7 in selected food systems by a surface plasmon resonance biosensor. LWT 40:187-19


Kariyawasam S., Johnson, T.J., DebRoy, C. and Nolan, LK. 2006. Occurrence of pathogenicity island I(APEC-O1) genes among Escherichia coli implicated in avian colibacillosis. Avian Dis. 50(3):405-10.

Shelton DR, Karns JS, Higgins JA, Perdue, ML, Belt KT, Russell-Anelli J. and DebRoy, C 2006. Impact of microbial diversity on rapid detection of enterohemorrhagic Escherichia coli in surface waters. FEMS Microbiol Lett. 261(1):95-101. [pdf article]

DebRoy C. and Roberts E. 2006. Screening petting zoo animals for the presence of potentially pathogenic Escherichia coli. J. Vet. Diag. Invest.18:597-600.

Donaldson SC, Straley BA, Hegde NV, Sawant AA, DebRoy C. and. Jayarao BM 2006. Molecular epidemiology of ceftiofur resistant Escherichia coli. Appl. Env. Micro. 72(6):3940-3948. [pdf article]

Palaniappan RUM, Zhang Y, Chiu D, Torres A, DebRoy C, Whittam TS, Chang Y. 2006. Differentiation of Escherichia coli pathotypes by oligonucleotide spotted array. J. Clin. Micro. 44:1495-1501.

Waswa J, DebRoy C, and Irudayaraj J. 2006. Rapid detection of Salmonella enteritidis and Escherichia coli using the BiacoreTM Surface Plasmon Resonance biosensor. J. Food Process Engr. 29:373-38


Schmilovitch Z, Mizrach A, Kritzman G, Korotic R, Irudayaraj J, and DebRoy C. 2005. Detection of food-borne bacteria with low resolution raman spectroscopy. Trans. ASAE  48:1843-1850.

Gupta M, Irudayaraj J, DebRoy C, Schmilovitch Z. and Mizrach A. 2005. Differentiation of food pathogens using FTIR and artificial neural network. Trans. ASAE 48:1-4.

Singh R, Schroeder CM, Meng J, White DG, McDermott PF, Wagner DD, Yang H, Simjee S, DebRoy C, Walker RD and Zhao S. 2005. Identification of antimicrobial resistance and class I integrons in Shiga toxin-producing Escherichia coli recovered from humans and food animals. J. Antimicrobial Chemo. 56:216-219.

DebRoy C, Fratamico PM, Roberts E, Davis MA and Liu Y. 2005. PCR Assays for detection and identification of Escherichia coli O45 and O55 serogroups targeting the wzx and wzy Genes in the O Antigen Gene Clusters.  Appl. Env. Microbiol. 71(8):4919-4924. [pdf article]

Fratamico PM, DebRoy C, Strobaugh TP and Chen C-Y. 2005. DNA sequence of the Escherichia coli O103 O antigen gene cluster and detection of enterohemorrhagic E. coli O103 by PCR amplification of wzx and wzy genes. Can. J. Micro. 51:515-522. [pdf article]

Breitschwerdt, E., DebRoy C., Mexas, A., Brown, T. and Remick, A. 2005. Isolation of necrotoxigenic Escherichia coli from a dog with hemorrhagic pneumonia. JAVMA 226:2016-2019.

Ramachandani M, Manges AR, DebRoy C, Johnson JR.and Riley LW 2005. Possible animal origin of human multidrug-resistant uropathogenic Escherichia coli. Clin. Infect. Dis. 40:251-257.


Yu C, Irudayaraj J, DebRoy C,Schmilovich Z. and Mizrach A. 2004. Spectroscopic differentiation and quantification of microorganisms in apple juice. J. Food Sci. 69:268-272.

Gupta M., Irudayaraj J, and DebRoy C. 2004. Spectroscopic quantification of bacteria using Artificial Neural Networks. J. Food Prot. 67:2550-2554.

Sivakesava S, Irudayaraj J. and DebRoy C. 2004. Differentiation of microorganisms by FTIR-ATR and NIR spectroscopy. Trans. ASAE 47(3):951-957. (Superior paper award from American Society for Agricultural Engineer)


DebRoy C, Roberts, E, Kundrat J, Davis MA, Briggs CE. and Fratamico PM. 2003. Detection of Escherichia coli serogroups O26 and O113 by PCR amplification of wzx and wzy genes. Appl. Env. Micro. 70:1830-1832. [pdf article]

Handt LK, Stoffregen DA, Prescott JS, Pouch WJ, Ngai DTW, Anderson CA, Gatto NT, DebRoy C, Fairbrother JM, Motzel SL. and Klein HJ. 2003. Clinical and microbiologic characterization of hemorrhagic pneumonia due to extraintestinal pathogenic E. coli in four young dogs. Comp. Med. 53:663-670.

Fratamico PM, Briggs CE, Needle D, Chen C. and DebRoy C. 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.J. Clin. Microbiol. 41:3379-3383


Schroeder CM, Meng J, Zhao S, DebRoy C, Torcolini J, Zhao C, McDermott PF, Wagner DD, Walker RD. and White DG. 2002. Antimicrobial resistance of Escherichia coli O26, O103, O111, O128 and O145 from animals and humans. Emer. Inf. Dis. 8:1409-1414.

Altekruse SF, Elvinger F, DebRoy C, Pierson FW, Eifert J. and. Sriranganathan N. 2002. Pathogenic and fecal Escherichia coli strains from turkeys in a commercial operation. Avian Dis. 46:562-569.

White DG, Zhao S, Ayers S, McDermott PF, Ayers S, Gaines S, Friedman S, Wagner DD, Meng J, Needle D, Davis M. and DebRoy C. 2002. Characterization of antimicrobial resistance among Escherichia coli O111 isolates of animal and human origin. Microbial Drug Resistance 8:139-146.

Schroeder CM, Zhao C, DebRoy C, Torcolini J, Zhao S, White DG, Wagner DD. and Meng J. 2002. Antimicrobial resistance among Escherichia coli O157 from humans, cattle, swine and food. Appl. Env. Microbiol. 68:576-581


DebRoy C. and Maddox C. 2001. Assessing virulence of Escherichia coli isolates of veterinary significance. Animal Health Research Reviews 1:129-140.


DebRoy C, Yealy J, Wilson RA, Bright BD, Bhan MK. and Kumar RK. 1995. Antibodies raised against outer membrane protein interrupts adherence of enteroaggregative Escherichia coli. Infect. Immun. 63:2873-2879.


DebRoy C, Bright DB, Bhan MK, Kumar R, Wilson RA and Yealy J. 1994. Plasmid encoded DNA fragment developed as a specific gene probe for identification of enteroaggregative Escherichia coli. J. Med. Micro. 41:393-398.


Hutchinson L, Graham FL, Cai W, DebRoy C, Person S. and Johnson DC. 1993. Herpes simplex virus (HSV) glycoprotein B and K inhibit cell fusion induced by HSV syncytial mutants. Virology 196:514-531.


DebRoy C. 1990. Nucleotide sequence of Herpes simplex virus type 2 syn gene that causes cell fusion. Gene 88:275-277.


Cai W, Person S, DebRoy C. and Gu B.1988. Functional regions and structural features of the gB glycoprotein of Herpes simplex virus type 1. An analysis of linker insertion mutants. J. Mol. Biol. 201:575-588.


Bzik DJ, DebRoy C, Fox BA, Pederson N. and Person S. 1986. The nucleotide sequence of the gB glycoprotein gene of HSV-2 and comparison with corresponding gene of HSV-1. Virology 155:322-333.


DebRoy C, Pederson N. and Person S. 1985. Nucleotide sequence of a Herpes simplex virus type 1 gene that causes cell fusion. Virology 145:36-48.

Person S, Warner SC, Bzik DJ, DebRoy C. and Fox BA 1985. Expression in bacteria of gB glycoprotein coding sequences of Herpes simplex virus type 2. Gene 35:279-287.

Other related publications from the Center (1967-1998)

Schlager TA, Hendley JO, Wilson RA, Simon V, Whittam, TS. 1999. Correlation of periurethral bacterial florawith bacteriuria and urinary track infection in children with neurogenic bladder receiving intermittent cathetarization. Clin Inf Dis. 28(2):346-350.

Tarr, PI, Tran NT, Wilson RA. 1999. Escherichia coli O157:H7 in retail ground beef in Seattle: results of a one-year perspective study. J. Food Prot. 62(2):133-139.

Ellajosyula KR, Doores S, Mills EW, Wilson RA, Anantheswaran RC, Knabel SJ. 1998 Destruction of Escherichia coli O157:H7 and Salmonella Typhimurium in Lebanon bologna by interaction of fermentation pH, heating temperature and time. J. Food Prot. 61(2):152-157.

Woody JM, Stevenson JA, Wilson RA, Knabel SJ. 1998 Comparison of the Difco EZ Coil rapid detection system  and Petrifilm test kit-HEC for detection of Escherichia coli O157:H7 in fresh and frozen ground beef. J. Food Prot. 61(1):110-112.

Murinda SE, Liu SM, Roberts, RF and Wilson RA. 1998. Colicinogeny among Escherichia coli serotypes, including O157:H7, representing four closely related diarrheagenic clones. J. Food Prot. 61(11):1431-1438.

Feng P, Sandlin RC, Park H, Wilson RA, Nishibuchi M. 1998. Identification of rough strain of Escherichia coli O157:H7 that produces no detectable O157 antigen. J. Clin. Microbiol. 36(8):2339-2341.

Sandt CH, Wang YD, Wilson RA, Hill CW. 1997. Escherichia coli strains with non immune immunoglobulin-binding activity. Infect. Immun. 65(11):4572-4579.

Bokete TN, Whittam TS, Wilson RA, Clausen CR, O'Callahan CM, Moseley SL, Fritsche TR, Tarr PI. 1997. Genetic and phenotypic analysis of Escherichia coli with enteropathogenic characteristics isolated from Seattle children. J. Infect. Dis. 175(6):1382-1389.

Lassiter HA, Walz BM, Wilson JL, Jung E, Calisi CR, Goldsmith LJ, Wilson RA, Morgan BP, Feldhoff RC. 1997. The administration of complement component C9 enhances the survival of neonatal rats with Escherichia coli sepsis. Pediatr. Res. 42(1):128-136.

Murinda SE, Roberts RF, Wilson, RA. 1996. Evaluation of colicins for inhibitory activity against diarrheagenic Escherichia coli strains, including serotype O157:H7. Appl. Environ. Microbiol. 62(9):3196-3202.

Tarr PI, Fouser LS, Stapleton AE, Wilson RA, Kim HH, Vary JC Jr, Clausen CR. 1996. Hemolytic-uremic syndrome in a six-year old girl after a urinary track infection with Shiga toxin producing Escherichia coli O103:H2. N Engl. J. Med. 335(9):635-638.

Holland RE, Grimes SD, Walker RD, Wilson RA. 1996. Experimental inoculation of foals and pigs with an enterotoxigenic E. coli isolated from a foal. Vet Microbiol. 52(3-4):249-257.

Holland RE, Schmidt A, Sriranganathan N, Grimes SD, Wilson RA, Brown CM, Walker RD.1996 Characterization of Escherichia coli isolated from foals. Vet Microbiol. 48(3-4):243-255

Kwang J, Wilson RA, Yang S, He Y. 1996. Mapping of the H7 serospecific domain of Escherichia coli flagellin. Clin Diagn Lab Immunol. 3(5):523-526.

Maslow JN, Whittam TS, Gilks CF, Wilson RA, Mulligan ME, Adams KS, Arbeit RD. 1995. Clonal relationship among bloodstream isolates of Escherichia coli. Infect. Immun. 63(7):2409-2417.

Maslow JN, Whittam TS, Gilks CF, Wilson RA, Mulligan ME, Adams KS, Arbeit RD. 1995. Clonal relationships among blood stream isolates of Escherichia coli. Infect Immun 62(7):2409-2417.

Samadpour M, Ongerth JE, Liston J, Tran N, Nguyen D, Whittam TS, Wilson RA, Tarr PI. 1994. Occurence of Shiga-like toxin-producing Escherichia coli in retail fresh seafood, beef, lamb, pork, and poultry from grocery stores in Seattle, Washington. Appl. Environ Microbiol. 60(3):1038-1040.

Long KZ, Wood JW, Vasquez Gariby E, Weiss KM, Mathewson JJ, de la Cabada FJ, DuPont HL, Wilson RA. 1994. Proportional hazards analysis of diarrhea due to enterotoxigenic Escherichia coli and breast feeding in a cohort of urban Mexican children. Am. J. Epidemiol. 13(2):193-205.

Whittam TS, Wolfe ML, Wachsmuth IK, Orskov F, Orskov I, Wilson RA. 1993. Clonal relationships among Escherichia coli strains that cause hemorrhagic colitis and infantile diarrhea. Infect Immun 61(5):1619-1629.

Hogan JS, Todhunter DA, Smith KL, Schoenberger PS, Wilson RA. 1992. Susceptibiltiy of Escherichia coli isolated from intramammary infections to phagocytosis by bovine neutrophils. J. Dairy Sci 75(12):3324-3329.

Wilson JB, McEwen SA, Clarke RC, Leslie KE, Wilson RA, Waltner-Toews D, Gyles CL. 1992. Distribution and characteristics of verotoxigenic Escherichia coli isolated from Ontario dairy cattle. Epidemiol Infect 108(3):423-439.

Whittam TS, Wolfe ML, Wilson RA. 1989. Genetic relationships among Escherichia coli isolates causing urinary track infections in humans and animals. Epidemiol Infect 102(1):37-46.

Whittam TS, Wilson RA. 1988. Genetic relationships among pathogenic Escherichia coli of serogroup O157. Infect Immun 56(9):2467-2473.

Wilson RA, Keefe TJ, Davis MA, Browning MT, Ondrusek K 1988. Strains of Escherichia coli associated with urogenital disease in dogs and cats. Am J Vet Res 49(6): 743-74

Wilson RA, Francis DH. 1986. Fimbriae and enterotoxins associated with Escherichia coli serogroups isolated from pigs with colibacillosis. Amer J Vet Res 47(2):213-217.

Maddox CW, Wilson RA. 1986. High technology diagnostics: detection of enterotoxigenic Escherichia coli using DNA probes. J Am Vet Med Assoc 188(1):57-59.

Francis DH, Wilson RA. 1985. Concurrent infection of pigs with enterotoxigenic Escherichia coli of different serogroups.J. Clin Microbiol. 22(3):457-458.

Morris JA, Thorns CJ, Boarer C, Wilson RA 1985. Evaluation of a monoclonal antibody to the K99 fimbrial adhesin produced by Escherichia coli enterotoxigenic for calves, lambs and piglets. Res Vet SCi 39(1):75-79.

Sanchez-Carlo V, Wilson RA, McDonald JS, Packer RA. 1984. Biochemical and serologic properties of Escherichia coli isolated from cows with acute mastitis. Am J Vet Res 45(9): 1771-1774.

Glantz PJ, Kradel DC, Seward SA. 1974. Escherichia coli and Salmonella newport in calves: efficacy of prophylactic and therapeutic treatment. Vet Med Small Anim Clin 69(1):77-82.

Glantz PJ, Gyles CL, Greenfield J, Orskov F. 1973. Isolation of Escherichia coli O157 from pigs with colibacillosis in Canada and the United States. Can J Comp Med Vet Sci 37(2):200-202.

Glantz PJ 1973. Escherichia coli serogroups isolated from streams in Pennsylvania 1965 to 1972. Appl Microbiol. 26 (5):741-743.

Glantz PJ, Simpson M, Wilson LL, Straley EJ. 1972. Escherichia coli O73:K.:H18 in colibacillosis of calves. Vet Med Small Anim Clin 67(4):427-428.

Glantz PJ, Kradel DC, 1971. Escherichia coli O149:K91, K88ac:H10 isolated from pigs with colibacillosis in the United States. Am J Vet Res 32(10):1607-1608.

Jacks TM, Glantz PJ 1970. Escherichia coli agglutinins in cow serum. colostrum and the nursing calf. Can J Comp Med Vet Sci 34(3):213-217.

Glantz PJ. 1970. Unclassified Escherichia coli serogroup OX1 isolated from diarrhea in rabbits. Can J. Comp Med Vet Sci. 34(1):47-49.

Glantz PJ. Clugston RE. 1970. Escherichia coli OX36 (unclassified) isolated from pigs. Can J. Comp. Vet Sci. 34(1):101.

Glantz PJ, Jacks TM. 1969. A bacteriological and serological study of experimental Escherichia coli infection of calves. Can J. Comp. Vet Sci. 33(2):128-133.

Glantz PJ, Rothenbacher H, Hokanson JF. 1968. Escherichia coli isolated from dams and their calves: bacteriologic and serologic test results. Am J Vet Res. 29(8):1561-1566.

Glantz PJ, 1968. Occurence of Escherichia coli O group 101 in disese of animals . Appl. Microbiol. 16(2):435.

Glantz PJ. 1968. Identification of unclassified Escherichia coli strains. Appl. Microbiol. 16(2):417-418.

Glantz PJ, Jacks TM. 1967. Significance of Escherichia coli serotypes in wastewater effluent. J. Water Pollut Control Fed 39 (11): 1918-1921.

Glantz PJ, Kradel DC. 1967. Escherichia coli serogroup 115 isolated from animals: isolation of natural cases of disease. Am J Vet Res 28(127):1891-1895.

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