P. Fedorka-Cray

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Fluorescence Spectroscopy for Rapid Detection and Classification of Bacterial Pathogens

D. Himmelsbach, F. E. Barton, M. Sohn, 2009, Applied spectroscopy.

DNA microarray detection of antimicrobial resistance genes in diverse bacteria.

M. McClelland, S. Porwollik, J. Frye, 2006, International journal of antimicrobial agents.

An oligonucleotide microarray to characterize multidrug resistant plasmids.

J. Frye, T. Welch, P. Fedorka-Cray, 2010, Journal of microbiological methods.

Development of a DNA microarray to detect antimicrobial resistance genes identified in the National Center for Biotechnology Information database.

J. B. Turpin, M. McClelland, S. Porwollik, 2010, Microbial drug resistance.

Ceftriaxone-Resistant Nontyphoidal Salmonella from Humans, Retail Meats, and Food Animals in the United States, 1996-2013.

M. Iwamoto, J. Whichard, B. Mahon, 2017, Foodborne pathogens and disease.

Identification of host-associated alleles by multilocus sequence typing of Campylobacter coli strains from food animals.

S. Kathariou, R. Mandrell, P. Fedorka-Cray, 2006, Microbiology.

Purification of enterotoxins from Vibrio mimicus that appear to be identical to cholera toxin

P. Fedorka-Cray, W. Spira, 1984, Infection and immunity.

Public health aspects of antibiotic resistance monitoring in the USA.

P. Fedorka-Cray, F. Angulo, F J Angulo, 1999, Acta veterinaria Scandinavica. Supplementum.

Changes in the prevalence of Salmonella serovars associated swine production and correlations of avian, bovine and swine‐associated serovars with human‐associated serovars in the United States (1997–2015)

A. O'Connor, P. Fedorka-Cray, C. Logue, 2018, Zoonoses and public health.

Occurrence of β-lactamase genes among non-Typhi Salmonella enterica isolated from humans, food animals, and retail meats in the United States and Canada.

Shaohua Zhao, M. Sjölund-Karlsson, J. Whichard, 2013, Microbial drug resistance.

Extended-Spectrum-Cephalosporin Resistance in Salmonella enterica Isolates of Animal Origin

L. Hungerford, P. Fedorka-Cray, J. Gray, 2004, Antimicrobial Agents and Chemotherapy.

Genomic Features of High-Priority Salmonella enterica Serovars Circulating in the Food Production Chain, Brazil, 2000–2016

P. Fedorka-Cray, S. Thakur, L. Cerdeira, 2019, Scientific Reports.

Prevalence and Antimicrobial Resistance of Salmonella Isolated from Cattle Feces in United States Feedlots in 2011.

C. Kopral, P. Fedorka-Cray, M. Erdman, 2016, Foodborne pathogens and disease.

Detection of Multidrug-Resistant Salmonella entericaSerotype typhimurium DT104 Based on a Gene Which Confers Cross-Resistance to Florfenicol and Chloramphenicol

P. Fedorka-Cray, J. Maurer, Margie D. Lee, 1999, Journal of Clinical Microbiology.

Comparison of Subtyping Methods for Differentiating Salmonella enterica Serovar Typhimurium Isolates Obtained from Food Animal Sources

P. McDermott, Shaohua Zhao, P. Fedorka-Cray, 2006, Journal of Clinical Microbiology.

Impact of heat stress on the fecal shedding patterns of Salmonella enterica Typhimurium DT104 and Salmonella enterica infantis by 5-week-old male broilers.

S. Ladely, J. Traub-Dargatz, P. Fedorka-Cray, 2006, Foodborne pathogens and disease.

Molecular Characterization of Salmonella spp. from Cattle and Chicken Farms in Uganda

P. Fedorka-Cray, S. Thakur, Joy L Horovitz, 2018, Online Journal of Public Health Informatics.

PROGRAMS FOR MONITORING ANTIMICROBIAL RESISTANCE

P. Fedorka-Cray, M. Englen, J. Gray, 2002, Animal biotechnology.

Evaluation of a commercial diagnostic PCR for the identification of Campylobacter jejuni and Campylobacter coli

P. Fedorka-Cray, M. Englen, 2002, Letters in applied microbiology.

Molecular Subtype Analyses of Campylobacter spp. from Arkansas and California Poultry Operations

S. Ladely, N. Stern, P. Fedorka-Cray, 2002, Applied and Environmental Microbiology.

Fecal shedding of Salmonella spp. by dairy cows on farm and at cull cow markets.

P. Fedorka-Cray, S. Wells, D. Dargatz, 2001, Journal of food protection.

Fecal shedding of foodborne pathogens by Florida-born heifers and steers in U.S. beef production segments.

P. Fedorka-Cray, D. Riley, G. Loneragan, 2008, Journal of food protection.

Mechanisms of antimicrobial resistance and genetic relatedness among enterococci isolated from dogs and cats in the United States

P. Fedorka-Cray, M. Kucher, J. Gustafson, 2009, Journal of applied microbiology.

Effects of Tylosin Use on Erythromycin Resistance in Enterococci Isolated from Swine

S. Ladely, P. Fedorka-Cray, C. Jackson, 2004, Applied and Environmental Microbiology.

Management and nutritional factors associated with the detection of Salmonella sp. from cattle fecal specimens from feedlot operations in the United States.

M. Smith, H. S. Hurd, L. Garber, 1997, Preventive veterinary medicine.

High-Throughput Molecular Determination of Salmonella enterica Serovars by Use of Multiplex PCR and Capillary Electrophoresis Analysis

J. Frye, P. Fedorka-Cray, D. Boyle, 2009, Journal of Clinical Microbiology.

Antimicrobial Susceptibility to Azithromycin among Salmonella enterica Isolates from the United States

J. Crump, Shaohua Zhao, K. Joyce, 2011, Antimicrobial Agents and Chemotherapy.

Prevalence and numbers of Campylobacter on broiler carcasses collected at rehang and postchill in 20 U.S. processing plants.

S. Altekruse, P. Fedorka-Cray, R. Meinersmann, 2007, Journal of food protection.

Natural transmission of Salmonella choleraesuis in swine

P. Fedorka-Cray, J. Gray, T. J. Stabel, 1996, Applied and environmental microbiology.

Plasmid-mediated Quinolone Resistance among Non-TyphiSalmonella enterica Isolates, USA

P. McDermott, Shaohua Zhao, K. Joyce, 2010, Emerging infectious diseases.

Anatomical distribution and genetic relatedness of antimicrobial‐resistant Escherichia coli from healthy companion animals

P. Fedorka-Cray, M. Kucher, J. Gustafson, 2011, Journal of applied microbiology.

High-throughput Molecular Determination of Salmonella 4 enterica Serovars using Multiplex PCR and Capillary 5 Electrophoresis Analysis

Boyle, J. Frye, P. Fedorka-Cray, 2009 .

Genetic diversity of Arcobacter and Campylobacter on broiler carcasses during processing.

Insook Son, P. Fedorka-Cray, M. Englen, 2006, Journal of food protection.

World Health Organization Ranking of Antimicrobials According to Their Importance in Human Medicine: A Critical Step for Developing Risk Management Strategies to Control Antimicrobial Resistance From Food Animal Production.

Caroline Smith DeWaal, Haruo Watanabe, P. McDermott, 2016, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Optimizing a Screening Protocol for Potential Extended-Spectrum β-Lactamase Escherichia coli on MacConkey Agar for Use in a Global Surveillance Program

M. Jacob, P. Fedorka-Cray, A. Aidara-Kane, 2020, Journal of Clinical Microbiology.

Multidrug- and colistin-resistant Salmonella enterica 4,[5],12:i:- sequence type 34 carrying the mcr-3.1 gene on the IncHI2 plasmid recovered from a human.

P. Fedorka-Cray, S. Thakur, L. Cerdeira, 2019, Journal of medical microbiology.

Antimicrobial Susceptibility and Plasmid Replicon Typing of Salmonella enterica Serovar Kentucky Isolates Recovered from Broilers.

S. Ladely, P. Fedorka-Cray, R. Meinersmann, 2016, Foodborne pathogens and disease.

Prevalence and antimicrobial susceptibility of Salmonella spp. isolates from US cattle in feedlots in 1999 and 2000

S. Ladely, C. Kopral, P. Fedorka-Cray, 2003, Journal of applied microbiology.

Genomics of human and chicken Salmonella isolates in Senegal: Broilers as a source of antimicrobial resistance and potentially invasive nontyphoidal salmonellosis infections

A. Wane, B. Sambe-Ba, A. Seck, 2022, PloS one.

THE NATIONAL ANTIMICROBIAL RESISTANCE MONITORING SYSTEM (NARMS)

P. Fedorka-Cray, T. Chiller, D. G. White, 2006 .

Prevalence of streptogramin resistance in enterococci from animals: identification of vatD from animal sources in the USA.

P. Fedorka-Cray, C. Jackson, J. Barrett, 2007, International journal of antimicrobial agents.

Antimicrobial resistance genes in multi-drug resistant Salmonella enterica serovars isolated most frequently from animals, retail meat, and humans in the U.S. and Canada

H. Harbottle, P. McDermott, J. Frye, 2015 .

Microarray-Based Analysis of IncA/C Plasmid-Associated Genes from Multidrug-Resistant Salmonella enterica

J. Frye, P. Fedorka-Cray, R. Meinersmann, 2011, Applied and Environmental Microbiology.

Fitness Costs and Stability of a High-Level Ciprofloxacin Resistance Phenotype in Salmonella enterica Serotype Enteritidis: Reduced Infectivity Associated with Decreased Expression of Salmonella Pathogenicity Island 1 Genes

S. Porwollik, J. Frye, J. Pagés, 2009, Antimicrobial Agents and Chemotherapy.

Epidemiology and Genotypic Characteristics of Methicillin-Resistant Staphylococcus aureus Strains of Porcine Origin

Ping Wang, S. Sreevatsan, P. Fedorka-Cray, 2012, Journal of Clinical Microbiology.

Animal Sources Typhimurium Isolates Obtained from Food Serovar Salmonella enterica Differentiating Comparison of Subtyping Methods for

P. McDermott, Shaohua Zhao, P. Fedorka-Cray, 2006 .

National surveillance for antibiotic resistance in zoonotic enteric pathogens.

P. Fedorka-Cray, F. Angulo, L. Tollefson, 1998, The Veterinary clinics of North America. Food animal practice.

Detection of multiresistant Salmonella typhimurium DT104 using multiplex and fluorogenic PCR.

H. S. Hurd, P. Fedorka-Cray, V. Sharma, 1999, Molecular and cellular probes.

Attribution of Salmonella enterica serotype Hadar infections using antimicrobial resistance data from two points in the food supply system

P. Fedorka-Cray, D. Cole, A. Vieira, 2016, Epidemiology and Infection.

Prevalence and Antimicrobial Resistance of Salmonella, E. coli, and Campylobacter in Pigs from Swine Producing States in the United States

P. Fedorka-Cray, S. Thakur, P. Davies, 2013 .

Comparison of individual, pooled, and composite fecal sampling methods for detection of Salmonella on U.S. dairy operations.

C. Kopral, P. Fedorka-Cray, M. Erdman, 2012, Journal of food protection.

Salmonella prevalence and antimicrobial susceptibility from the National Animal Health Monitoring System Swine 2000 and 2006 studies.

P. Fedorka-Cray, C. Haley, M. Erdman, 2012, Journal of food protection.

Isolation of Escherichia coli O157:H7 from Intact Colon Fecal Samples of Swine

P. Fratamico, P. Fedorka-Cray, J. Call, 2003, Emerging infectious diseases.

Effect of 2-deoxy-d-glucose induced stress on Salmonella choleraesuis shedding and persistence in swine.

P. Fedorka-Cray, T. J. Stabel, 2004, Research in veterinary science.

Feed and feed trucks as sources of Salmonella contamination in swine

P. Fedorka-Cray, J. Gray, K. Lorenzen, 1997 .

Evaluating the Occurrence of Escherichia albertii in Chicken Carcass Rinses by PCR, Vitek Analysis, and Sequencing of the rpoB Gene

J. B. Turpin, P. Fedorka-Cray, R. Meinersmann, 2014, Applied and Environmental Microbiology.

Use of a Genus- and Species-Specific Multiplex PCR for Identification of Enterococci

P. Fedorka-Cray, C. Jackson, J. Barrett, 2004, Journal of Clinical Microbiology.

Serotyping and ribotyping of Salmonella using restriction enzyme PvuII.

N. Stern, P. Fedorka-Cray, S. Craven, 2002, Journal of food protection.

Development of a standardized susceptibility test for campylobacter with quality-control ranges for ciprofloxacin, doxycycline, erythromycin, gentamicin, and meropenem.

F. Aarestrup, P. McDermott, L. Piddock, 2004, Microbial drug resistance.

Factors Affecting the Emergence of Antimicrobial Resistance in Bacteria of Animal Origin

P. Fedorka-Cray, 2004 .

Molecular phylogeny of the flaA short variable region among Campylobacter jejuni isolates collected during an annual evaluation of poultry flocks in the Southeastern United States.

N. Stern, P. Fedorka-Cray, B. Seal, 2007, Foodborne pathogens and disease.

Analysis of Salmonella enterica with reduced susceptibility to the third-generation cephalosporin ceftriaxone isolated from U.S. cattle during 2000-2004.

J. Frye, P. Fedorka-Cray, C. Jackson, 2008, Microbial drug resistance.

Partial characterization of a Moraxella bovis cytolysin.

D. Rogers, P. Fedorka-Cray, J. Gray, 1995, Veterinary microbiology.

Natural Presence of Campylobacter spp. in Various Internal Organs of Commercial Broiler Breeder Hens

R. J. Buhr, P. Fedorka-Cray, J. S. Bailey, 2006, Avian diseases.

Characterization of Shiga toxin-producing Escherichia coli strains isolated from swine feces.

P. Fratamico, P. Fedorka-Cray, A. Bhagwat, 2008, Foodborne pathogens and disease.

Enterotoxin production by Vibrio cholerae and Vibrio mimicus grown in continuous culture with microbial cell recycle

P. Fedorka-Cray, W. Spira, 1983, Applied and environmental microbiology.

Testing of swine feces obtained through the National Animal Health Monitoring System's Swine 2000 study for the presence of Escherichia coli O157:H7.

P. Fratamico, P. Fedorka-Cray, J. Luchansky, 2007, Journal of food protection.

Characterization of Escherichia coli O 157 : H 7 from Downer and Healthy Dairy Cattle in the Upper Midwest Region of the United States C

A. Benson, P. Fedorka-Cray, C. Hiemke, 2017 .

Characterization of Escherichia coli O 157 : H 7 from Downer and Healthy Dairy Cattle in the Upper Midwest Region of the United States

A. Benson, P. Fedorka-Cray, C. Hiemke, 2003 .

Nontyphoidal Salmonella from human clinical cases, asymptomatic children, and raw retail meats in Yucatan, Mexico.

P. McDermott, Shaohua Zhao, P. Fedorka-Cray, 2006, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Prevalence of salmonella in finishing swine raised in different production systems in North Carolina, USA

P. Fedorka-Cray, J. Deen, P. Davies, 1997, Epidemiology and Infection.

Competitive exclusion of Salmonella from the gut of neonatal and weaned pigs.

R. Harvey, T. Callaway, R. Anderson, 2003, Journal of food protection.

Mucosal competitive exclusion to reduce Salmonella in swine.

S. Ladely, N. Stern, P. Fedorka-Cray, 1999, Journal of food protection.

Risk of shedding Salmonella organisms by market-age hogs in a barn with open-flush gutters.

P. Fedorka-Cray, J. Deen, P. Davies, 1997, Journal of the American Veterinary Medical Association.

Transmission of Salmonella typhimurium to swine.

R. Isaacson, K. Lager, P. Fedorka-Cray, 1994, Veterinary microbiology.

Risk factors associated with shedding of salmonella by U.S. finishing hogs

P. Fedorka-Cray, E. Bush, B. Wagner, 1999 .

Isolation Method (Direct Plating or Enrichment) does Not Affect Antimicrobial Susceptibility of Campylobacter from Chicken Carcasses

S. Ladely, P. Fedorka-Cray, R. Meinersmann, 2017 .

Influence of commercial laying hen housing systems on the incidence and identification of Salmonella and Campylobacter1

R. J. Buhr, Deana R. Jones, D. Karcher, 2016, Poultry science.

Microbiological impact of three commercial laying hen housing systems1

R. J. Buhr, D. Karcher, L. Rigsby, 2014, Poultry science.

Salmonella enterica Serotype enteritidis in Table Egg Layer House Environments and in Mice in U.S. Layer Houses and Associated Risk Factors

S. Ladely, L. Garber, P. Fedorka-Cray, 2003, Avian diseases.

Sources and movement of Salmonella through integrated poultry operations: a multistate epidemiological investigation.

S. Ladely, N. Stern, P. Fedorka-Cray, 2001, Journal of food protection.

Effect of Antimicrobial Dosage Regimen on Salmonella and Escherichia coli Isolates from Feeder Swine

P. Fedorka-Cray, D. Dargatz, B. Wagner, 2008, Applied and Environmental Microbiology.

Salmonella prevalence and antimicrobial resistance in swine from 5 US states from 2003 to 2005

P. Fedorka-Cray, J. S. Bailey, D. Dargatz, 2007 .

Characterization of Salmonella Typhimurium of animal origin obtained from the National Antimicrobial Resistance Monitoring System.

P. McDermott, Shaohua Zhao, P. Fedorka-Cray, 2005, Foodborne pathogens and disease.

In Vitro and In Vivo Assessment of Salmonella enterica Serovar Typhimurium DT104 Virulence

F. Fang, S. Libby, P. Fedorka-Cray, 2001, Infection and Immunity.

Natural Occurrence of Campylobacter Species, Salmonella Serovars, and Other Bacteria in Unabsorbed Yolks of Market-Age Commercial Broilers

R. J. Buhr, P. Fedorka-Cray, J. Northcutt, 2006 .

American College of Veterinary Internal Medicine Consensus Statements Charlotte , NC 2003 Antimicrobial Drug Use in Veterinary Medicine

J. Weese, T. Besser, J. Traub-Dargatz, 2005 .

Detection of plasmids and class 1 integrons in Salmonella enterica serovar agona isolated from NARMS slaughter samples collected in the years 1997-2003.

P. Fedorka-Cray, C. Jackson, Aphrodite Douris, 2007, Microbial drug resistance.

Evidence for horizontal and vertical transmission in Campylobacter passage from hen to her progeny.

R. J. Buhr, M. Doyle, P. Fedorka-Cray, 2012, Journal of food protection.

Influence of inoculation route on the carrier state of Salmonella choleraesuis in swine.

P. Fedorka-Cray, M. Ackermann, J. Gray, 1995, Veterinary microbiology.

Salmonella, Campylobacter and Enterococcus spp.: Their Antimicrobial Resistance Profiles and their Spatial Relationships in a Synoptic Study of the Upper Oconee River Basin

S. Ladely, J. Frye, P. Fedorka-Cray, 2008, Microbial Ecology.

Introduction to United States Department of Agriculture VetNet: status of Salmonella and Campylobacter databases from 2004 through 2005.

P. Fedorka-Cray, C. Jackson, J. Barrett, 2007, Foodborne pathogens and disease.

Isolation of Campylobacter and identification by PCR.

S. Ladely, P. Fedorka-Cray, M. Englen, 2003, Methods in molecular biology.

Determination of the incidence of Salmonella spp., Campylobacter jejuni, and Clostridium perfringens in wild birds near broiler chicken houses by sampling intestinal droppings.

N. Stern, P. Fedorka-Cray, S. Craven, 2000, Avian diseases.

Clostridium difficile from healthy food animals: optimized isolation and prevalence.

J. Frank, P. Fedorka-Cray, G. Siragusa, 2011, Journal of food protection.

Analysis of Campylobacter jejuni whole-genome DNA microarrays: significance of prophage and hypervariable regions for discriminating isolates.

J. Reeves, J. Frye, P. Fedorka-Cray, 2012, Foodborne pathogens and disease.

Clustered Regularly Interspaced Short Palindromic Repeats Genotyping of Multidrug-Resistant Salmonella Heidelberg Strains Isolated From the Poultry Production Chain Across Brazil

R. Barrangou, P. Fedorka-Cray, M. Landgraf, 2022, Frontiers in Microbiology.

Class 1 integron-borne cassettes harboring blaCARB-2 gene in multidrug-resistant and virulent Salmonella Typhimurium ST19 strains recovered from clinical human stool samples, United States

P. Fedorka-Cray, S. Thakur, M. Landgraf, 2020, PloS one.

Methicillin Resistant Staphylococcus aureus (MRSA) in market age pigs on-farm, at slaughter and retail pork

Tara C Smith, P. Fedorka-Cray, C. Jackson, 2011 .

Evaluation of the association between feeding raw meat and Salmonella enterica infections at a Greyhound breeding facility.

P. Fedorka-Cray, P. Morley, D. Hyatt, 2006, Journal of the American Veterinary Medical Association.

Risk factors for fecal shedding of Salmonella in 91 US dairy herds in 1996.

E. Kabagambe, L. Garber, P. Fedorka-Cray, 2000, Preventive veterinary medicine.

Antimicrobial use and resistance in animals.

P. Fedorka-Cray, S. McEwen, 2002, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Antimicrobial resistance genes in multidrug-resistant Salmonella enterica isolated from animals, retail meats, and humans in the United States and Canada.

H. Harbottle, P. McDermott, Shaohua Zhao, 2013, Microbial drug resistance.

Antimicrobial susceptibility of Clostridium difficile isolated from food animals on farms.

J. Frank, P. Fedorka-Cray, G. Siragusa, 2016, International journal of food microbiology.

Effect of media, temperature and culture conditions on the species population and antibiotic resistance of enterococci from broiler chickens *

P. Fedorka-Cray, C. Jackson, L. Hiott, 2005, Letters in applied microbiology.

Multiplex PCR-Based Method for Identification of Common Clinical Serotypes of Salmonella enterica subsp. enterica

Seonghan Kim, J. Frye, P. Fedorka-Cray, 2006, Journal of Clinical Microbiology.

Prevalence, distribution and characterisation of ceftiofur resistance in Salmonella enterica isolated from animals in the USA from 1999 to 2003.

J. Frye, P. Fedorka-Cray, 2007, International journal of antimicrobial agents.

Characterization of Escherichia coli O157:H7 from Downer and Healthy Dairy Cattle in the Upper Midwest Region of the United States

A. Benson, P. Fedorka-Cray, C. Hiemke, 2003, Applied and Environmental Microbiology.

Whole-genome sequencing analysis and CRISPR genotyping of rare antibiotic-resistant Salmonella enterica serovars isolated from food and related sources.

R. Barrangou, P. Fedorka-Cray, M. Landgraf, 2021, Food microbiology.

Salmonella and antimicrobial resistance in broilers: A review

R. J. Buhr, P. Fedorka-Cray, N. Cox, 2015 .

Antimicrobial Resistance Patterns of Salmonella from Retail Chicken

D. L. Fletcher, S. Ladely, P. Fedorka-Cray, 2006 .

Alternate routes of invasion may affect pathogenesis of Salmonella typhimurium in swine

P. Fedorka-Cray, J. Gray, L. Kelley, 1995, Infection and immunity.

Prevalence, species distribution and antimicrobial resistance of enterococci isolated from dogs and cats in the United States

J. Frye, P. Fedorka-Cray, C. Jackson, 2009, Journal of applied microbiology.

Anomalies in species identification of enterococci from veterinary sources using a commercial biochemical identification system

P. Fedorka-Cray, L. Hiott, M.C. Jackson‐Hall, 2003, Letters in applied microbiology.

Antimicrobial resistance in Salmonella and Escherichia coli isolated from commercial shell eggs.

S. Ladely, Deana R. Jones, P. Fedorka-Cray, 2006, Poultry science.

Detection and molecular characterization of Salmonella species on U.S. goat operations.

M. Jacob, M. Branan, A. Wiedenheft, 2022, Preventive veterinary medicine.

Outbreak of Salmonella infantis infection in a large animal veterinary teaching hospital.

J. Traub-Dargatz, D. Hendrickson, P. Fedorka-Cray, 1997, Journal of the American Veterinary Medical Association.

Epidemiologic aspects, control, and importance of multiple-drug resistant Salmonella Typhimurium DT104 in the United States.

P. Fedorka-Cray, F. Angulo, W. Schlosser, 1999, Journal of the American Veterinary Medical Association.

Two distinct mutations in gyrA lead to ciprofloxacin and nalidixic acid resistance in Campylobacter coli and Campylobacter jejuni isolated from chickens and beef cattle *

P. Fedorka-Cray, T. Jesse, M. Englen, 2006, Journal of applied microbiology.

Analysis of risk factors associated with Salmonella spp. isolated from U.S. feedlot cattle.

S. Ladely, C. Kopral, P. Fedorka-Cray, 2010, Foodborne pathogens and disease.

Dynamics of endemic infectious diseases of animal and human importance on three dairy herds in the northeastern United States.

J. M. Smith, S. Ladely, J. Karns, 2009, Journal of dairy science.

Comparison of methods for isolating Salmonella bacteria from faeces of naturally infected pigs

S. Ladely, J. Funk, P. Fedorka-Cray, 2000, Journal of applied microbiology.

Survey of Salmonella serotypes in feedlot cattle.

P. Fedorka-Cray, J. Gray, D. Dargatz, 1998, Journal of food protection.

Characterization of extended-spectrum cephalosporin-resistant Salmonella enterica serovar Heidelberg isolated from food animals, retail meat, and humans in the United States 2009.

P. McDermott, J. Folster, J. Whichard, 2012, Foodborne pathogens and disease.

Distribution of Campylobacter spp. in selected U.S. poultry production and processing operations.

S. Ladely, N. Stern, P. Fedorka-Cray, 2001, Journal of food protection.

Occurrence of Salmonella enterica serotype typhimurium DT104A in retail ground beef.

S. Ladely, M. Doyle, P. Fedorka-Cray, 2002, Journal of food protection.

Campylobacter species occurrence within internal organs and tissues of commercial caged Leghorn laying hens.

R. J. Buhr, P. Fedorka-Cray, N. Cox, 2009, Poultry science.

Prevalence, serotype, and antimicrobial resistance of Salmonella on broiler carcasses postpick and postchill in 20 U.S. processing plants.

S. Altekruse, P. Fedorka-Cray, R. Meinersmann, 2009, Journal of food protection.

Salmonella Enteritidis in meat, poultry, and pasteurized egg products regulated by the U.S. Food Safety and Inspection Service, 1998 through 2003.

A. Naugle, P. Fedorka-Cray, C. Jackson, 2007, Journal of food protection.

Prevalence of Salmonella organisms in swine feed.

K Ferris, P. Fedorka-Cray, I T Harris, 1997, Journal of the American Veterinary Medical Association.

Antimicrobial resistance of Listeria monocytogenes isolated from a poultry further processing plant.

D. L. Fletcher, P. Fedorka-Cray, R. Meinersmann, 2008, Foodborne pathogens and disease.

Antimicrobial resistance patterns of Campylobacter from feedlot cattle *

S. Ladely, P. Fedorka-Cray, M. Englen, 2005, Journal of applied microbiology.

Current insights on high priority antibiotic-resistant Salmonella enterica in food and foodstuffs: a review

P. Fedorka-Cray, M. Landgraf, D. F. Monte, 2019, Current Opinion in Food Science.

Transmission of Salmonella enterica serotype Typhimurium in poultry with and without antimicrobial selective pressure

J. Frye, P. Fedorka-Cray, M. Berrang, 2006, Journal of applied microbiology.

Antimicrobial resistance of Arcobacter and Campylobacter from broiler carcasses.

Insook Son, P. Fedorka-Cray, M. Englen, 2007, International journal of antimicrobial agents.

Factors associated with fecal-shedding of Salmonella spp by horses on US operations

S. Ladely, L. Garber, J. Traub-Dargatz, 2002 .

Fecal shedding of Salmonella spp by horses in the United States during 1998 and 1999 and detection of Salmonella spp in grain and concentrate sources on equine operations.

S. Ladely, L. Garber, J. Traub-Dargatz, 2000, Journal of the American Veterinary Medical Association.

Salmonella in dairy operations in the United States: prevalence and antimicrobial drug susceptibility.

S. Ladely, P. Fedorka-Cray, M. Headrick, 2005, Journal of food protection.

Antimicrobial drug resistance of fecal Escherichia coli and Salmonella spp. isolates from United States dairy cows.

A. Hill, S. Ladely, P. Fedorka-Cray, 2008, Foodborne pathogens and disease.

Antimicrobial susceptibility patterns of Salmonella isolates from cattle in feedlots.

S. Ladely, P. Fedorka-Cray, M. Headrick, 2002, Journal of the American Veterinary Medical Association.

Survey of Salmonella serotypes shed in feces of beef cows and their antimicrobial susceptibility patterns.

S. Ladely, P. Fedorka-Cray, D. Dargatz, 2000, Journal of food protection.

Prevalence of Arcobacter and Campylobacter on broiler carcasses during processing.

Insook Son, P. Fedorka-Cray, M. Englen, 2007, International journal of food microbiology.

Prevalence, species distribution and antimicrobial resistance of enterococci isolated from US dairy cattle

P. Fedorka-Cray, C. Jackson, J. Lombard, 2011, Letters in applied microbiology.

Risk Factors for Fecal Quinolone-Resistant Escherichia coli in Mexican Children

P. Fedorka-Cray, M. Zaidi, Pilar Diaz, 2003, Antimicrobial Agents and Chemotherapy.

Antimicrobial drug use in veterinary medicine.

Mark G Papich, J. Weese, T. Besser, 2005, Journal of veterinary internal medicine.

Analysis of antimicrobial resistance genes detected in multidrug-resistant Salmonella enterica serovar Typhimurium isolated from food animals.

J. Frye, J. Frank, P. Fedorka-Cray, 2011, Microbial drug resistance.

Campylobacter coil Naturally Resistant to Elevated Levels of Gentamicin as a Marker Strain in Poultry Researcht

R., P. Fedorka-Cray, J. Richardson, 2022 .

Prevalence, distribution, and molecular characterization of Salmonella recovered from swine finishing herds and a slaughter facility in Santa Catarina, Brazil.

P. Fratamico, N. Morés, A. Coldebella, 2011, International journal of food microbiology.

Colonization of broiler chicks by Salmonella typhimurium definitive phage type 104.

S. Ladely, N. Stern, P. Fedorka-Cray, 2001, Journal of food protection.

In Vitro and In Vivo Assessment of Salmonella enterica Serovar Typhimurium DT 104 Virulence

F. Fang, S. Libby, P. Fedorka-Cray, 2001 .

Type 1 Fimbriae of Salmonella enterica Serovar Typhimurium Bind to Enterocytes and Contribute to Colonization of Swine In Vivo

R. Isaacson, P. Fedorka-Cray, S. Patterson, 2003, Infection and Immunity.

Synergism between Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) and Salmonella choleraesuis

S. Ladely, J. Zimmerman, K. Yoon, 2013 .

The role of contaminated feed in the epidemiology and control of Salmonella enterica in pork production.

J. Funk, P. Fedorka-Cray, P. Davies, 2004, Foodborne pathogens and disease.

Antimicrobial Resistance-Conferring Plasmids with Similarity to Virulence Plasmids from Avian Pathogenic Escherichia coli Strains in Salmonella enterica Serovar Kentucky Isolates from Poultry

T. Cebula, J. E. Leclerc, J. Ravel, 2009, Applied and Environmental Microbiology.

23S rRNA gene mutations contributing to macrolide resistance in Campylobacter jejuni and Campylobacter coli.

S. Ladely, P. Fedorka-Cray, R. Meinersmann, 2009, Foodborne pathogens and disease.

Plasmid profiles and antibiotic susceptibility of Haemophilus pleuropneumoniae serotypes 1, 3, 5, and 7

P. Fedorka-Cray, M. Pfannenstiel, M. Huether, 1987 .

Efficacy of a cell extract from Actinobacillus (Haemophilus) pleuropneumoniae serotype 1 against disease in swine

P. Fedorka-Cray, G. Anderson, D. Stine, 1990, Infection and immunity.

P. Fedorka-Cray, C. Jackson, M. Headrick, 2006, The Journal of antimicrobial chemotherapy.

Purification and properties of the carbonic anhydrase of Rhodospirillum rubrum

S. Gill, R. Tweten, P. Fedorka-Cray, 1984, Archives of Microbiology.

MICROORGANISMS AND RESISTANCE TO ANTIBIOTICS, THE UBIQUITY OF | Antibiotic Resistance by Microorganisms

P. Fedorka-Cray, 2014 .

Prevalence and antimicrobial resistance of Campylobacter in US dairy cattle

A. Hill, S. Ladely, P. Fedorka-Cray, 2007, Journal of applied microbiology.

Resistome of a carbapenemase-producing novel ST232 Klebsiella michiganensis isolate from urban hospital effluent in South Africa.

S. Schmidt, P. Fedorka-Cray, S. Essack, 2021, Journal of global antimicrobial resistance.

Characterization of Multidrug-Resistant Salmonella enterica Serovar Heidelberg from a Ground Turkey-Associated Outbreak in the United States in 2011

P. McDermott, J. Folster, J. Whichard, 2012, Antimicrobial Agents and Chemotherapy.

Characterization of Salmonella enterica serovar Agona slaughter isolates from the animal arm of the National Antimicrobial Resistance Monitoring System-Enteric Bacteria (NARMS): 1997 through 2003.

P. Fedorka-Cray, C. Jackson, Charlene R Jackson, 2008, Microbial drug resistance.

Development of macrolide-resistant Campylobacter in broilers administered subtherapeutic or therapeutic concentrations of tylosin.

S. Ladely, P. Fedorka-Cray, R. Meinersmann, 2007, Journal of food protection.

Subtherapeutic tylosin phosphate in broiler feed affects Campylobacter on carcasses during processing.

S. Ladely, P. Fedorka-Cray, R. Meinersmann, 2007, Poultry science.

Susceptibility of Escherichia coli from growing piglets receiving antimicrobial feed additives.

P. Fedorka-Cray, B. Harmon, Richard D. Jones, 2005, Foodborne pathogens and disease.

Inc A/C Plasmids Are Prevalent in Multidrug-Resistant Salmonella enterica Isolates

J. Frye, P. Fedorka-Cray, R. Meinersmann, 2009, Applied and Environmental Microbiology.

Comparison of neck skin excision and whole carcass rinse sampling methods for microbiological evaluation of broiler carcasses before and after immersion chilling.

D. P. Smith, R. J. Buhr, M. Doyle, 2010, Journal of food protection.

Variations in preenrichment pH of poultry feed and feed ingredients after incubation periods up to 48 hours

R. J. Buhr, L. Rigsby, P. Fedorka-Cray, 2013 .

Testing feeds for salmonella

R. J. Buhr, L. Rigsby, P. Fedorka-Cray, 2013 .

Application of chlorine dioxide to lessen bacterial contamination during broiler defeathering

P. Fedorka-Cray, R. Meinersmann, M. Berrang, 2011 .

Effect of dose on the immune response and persistence of Salmonella choleraesuis infection in swine.

P. Fedorka-Cray, J. Gray, T. J. Stabel, 1996, American journal of veterinary research.

Sampling naturally contaminated broiler carcasses for Salmonella by three different methods.

D. P. Smith, R. J. Buhr, P. Fedorka-Cray, 2014, Journal of food protection.

Survival and infectivity of Salmonella choleraesuis in swine feces.

P. Fedorka-Cray, J. Gray, 2001, Journal of food protection.

Bovine recombinant interleukin-2 augments immunity and resistance to bovine herpesvirus infection.

F. Blecha, P. Fedorka-Cray, G. Anderson, 1989, Veterinary immunology and immunopathology.

Characterization of blaCMY plasmids and their possible role in source attribution of Salmonella enterica serotype Typhimurium infections.

P. McDermott, Shaohua Zhao, B. Tolar, 2014, Foodborne pathogens and disease.

Characterization of multidrug-resistant Escherichia coli by antimicrobial resistance profiles, plasmid replicon typing, and pulsed-field gel electrophoresis.

J. Frye, P. Fedorka-Cray, R. Meinersmann, 2011, Microbial drug resistance.

Genotyping Campylobacter jejuni by comparative genome indexing: an evaluation with pulsed-field gel electrophoresis and flaA SVR sequencing.

C. Parker, J. Frye, Insook Son, 2009, Foodborne pathogens and disease.

Herd-level risk factors for Salmonella enterica subsp. enterica in U.S. market pigs.

S. Ladely, N. Mateus-Pinilla, P. Fedorka-Cray, 2006, Preventive veterinary medicine.

Production of cholera toxin-like toxin by Vibrio mimicus and non-O1 Vibrio cholerae: batch culture conditions for optimum yields and isolation of hypertoxigenic lincomycin-resistant mutants

P. Fedorka-Cray, W. Spira, 1983, Infection and immunity.

Colonization of the rabbit small intestine by clinical and environmental isolates of non-O1 Vibrio cholerae and Vibrio mimicus

P. Fedorka-Cray, W. Spira, M. Spira, 1983, Infection and immunity.

Antimicrobial resistance and virulence of Enterococcus faecalis isolated from retail food.

J. Frye, P. Fedorka-Cray, R. Meinersmann, 2008, Journal of food protection.

Prevalence and antimicrobial resistance of enterococci isolated from retail fruits, vegetables, and meats.

P. Fedorka-Cray, C. Jackson, J. Barrett, 2006, Journal of food protection.

Studies on survival of pseudorabies virus, Actinobacillus pleuropneumoniae, and Salmonella serovar Choleraesuis in composted swine carcasses

P. Fedorka-Cray, D. Rozeboom, B. Thacker, 2001 .

Influence of isoprinosine on lymphocyte function in virus-infected feeder pigs.

F. Blecha, P. Fedorka-Cray, G. Anderson, 1989, American Journal of Veterinary Research.

High-level aminoglycoside resistant enterococci isolated from swine

S. Ladely, P. Fedorka-Cray, C. Jackson, 2004, Epidemiology and Infection.

J. B. Turpin, J. Frye, P. Fedorka-Cray, 2011, Foodborne pathogens and disease.

S. Ladely, P. Fedorka-Cray, C. Jackson, 2004, Avian diseases.

Epidemiologic herd-level assessment of causative agents and risk factors for winter dysentery in dairy cattle.

D. Smith, L. Saif, P. Fedorka-Cray, 1998, American journal of veterinary research.

The importance of secreted virulence factors in Actinobacillus pleuropneumoniae bacterin preparation: a comparison.

P. Fedorka-Cray, G. Anderson, J. Greenwald, 1993, Veterinary microbiology.

Single nucleotide polymorphisms that differentiate two subpopulations of Salmonella enteritidis within phage type

P. Fedorka-Cray, R. Gast, C. Morales, 2011, BMC Research Notes.

Carriage of methicillin‐resistant staphylococci by healthy companion animals in the US

P. Fedorka-Cray, M. Kucher, J. Gustafson, 2014, Letters in applied microbiology.

Evaluation of TECRA broth, Bolton broth, and direct plating for recovery of Campylobacter spp, from broiler carcass rinsates from commercial processing plants.

R. J. Buhr, P. Fedorka-Cray, M. Berrang, 2009, Journal of food protection.

ANTIMICROBIAL RESISTANCE IN LIVESTOCK PRODUCTION

S. Ladely, P. Fedorka-Cray, R. Meinersmann, 2015 .

Identification and Characterization of Multidrug-Resistant Salmonella enterica Serotype Albert Isolates in the United States

B. Tolar, J. Folster, J. Whichard, 2015, Antimicrobial Agents and Chemotherapy.

National antimicrobial resistance monitoring system: Results for swine

P. Fedorka-Cray, M. Headrick, D. Dargatz, 1999 .

A Comparison of Non-Typhoidal Salmonella from Humans and Food Animals Using Pulsed-Field Gel Electrophoresis and Antimicrobial Susceptibility Patterns

S. Ostroff, K. Joyce, P. Fedorka-Cray, 2013, PloS one.

Evidence of sheep and abattoir environment as important reservoirs of multidrug resistant Salmonella and extended-spectrum beta-lactamase Escherichia coli

P. Fedorka-Cray, A. Aidara-Kane, L. Harden, 2021, International Journal of Food Microbiology.

Phenotypic and Genotypic Characterization of Escherichia coli and Salmonella enterica from Dairy Cattle Farms in the Wakiso District, Uganda: A Cross-Sectional Study.

P. Fedorka-Cray, S. Thakur, A. Aidara-Kane, 2019, Foodborne pathogens and disease.

Prevalence of Salmonella in Swine and Pork: A Farm to Consumer Study

P. Fedorka-Cray, G. Beran, J. Mckean, 1998 .

Comparison of dkgB-linked intergenic sequence ribotyping to DNA microarray hybridization for assigning serotype to Salmonella enterica

Charlene Jackson, Jonathan Frye, Richard Gast, 2012, FEMS microbiology letters.

Neutrophil Phagocytosis Following Inoculation of Salmonella choleraesuis into Swine

P. Fedorka-Cray, J. Gray, T. J. Stabel, 2002, Veterinary Research Communications.

International lineages of Salmonella enterica serovars isolated from chicken farms, Wakiso District, Uganda

P. Fedorka-Cray, S. Thakur, A. Aidara-Kane, 2019, bioRxiv.

Salmonella Infection in Herds of Swine

P. Fedorka-Cray, D. L. Harris, E. Bush, 1997 .

Analysis of antimicrobial resistance genes detected in multiple-drug-resistant Escherichia coli isolates from broiler chicken carcasses.

J. Frye, J. Frank, P. Fedorka-Cray, 2012, Microbial drug resistance.

Isolation of Escherichia coli O 157 : H 7 from Intact Colon Fecal Samples of Swine 1

P. Fratamico, P. Fedorka-Cray, J. Call, 2019 .

Effect of porcine-derived mucosal competitive exclusion culture on antimicrobial resistance in Escherichia coli from growing piglets.

P. Fedorka-Cray, J. S. Bailey, J. Gray, 2005, Foodborne pathogens and disease.

Agar Dilution and Disk Diffusion Susceptibility Testing of Campylobacter spp.

Ronald N. Jones, F. Aarestrup, L. Piddock, 2007 .

Risk factors for high levels of antibody to Salmonella spp. among market weight pigs

N. Mateus-Pinilla, P. Fedorka-Cray, P. Bahnson, 2001 .

Risk factors associated with seroprevalence of salmonella in swine

P. Fedorka-Cray, D. L. Harris, B. Nielsen, 1997 .

Veterinarian's role in diagnosis, treatment, and prevention of multidrug resistant Salmonella typhimurium DT 104

Susan J. Wells, P. Fedorka-Cray, J. Akkina, 1998, The Bovine Practitioner.

Antimicrobial resistance patterns of Salmonella isolates collected from slaughter age pigs

S. Ladely, P. Fedorka-Cray, P. Bahnson, 1999 .

Salmonella Prevalence and Antimicrobial Susceptibility from the National Animal Health Monitoring System Sheep 2011 Study.

C. Kopral, P. Fedorka-Cray, K. Marshall, 2015, Foodborne pathogens and disease.

Differentiation of Campylobacter Populations as Demonstrated by Flagellin Short Variable Region Sequences

P. Fedorka-Cray, R. Meinersmann, R. Phillips, 2005, Applied and Environmental Microbiology.

Antimicrobial susceptibility of Clostridium difficile isolated from food animals on farms.

P. Fedorka-Cray, G. Siragusa, S. Thitaram, 2016, International journal of food microbiology.

Synergism between porcine reproductive and respiratory syndrome virus (PRRSV) and Salmonella choleraesuis in swine

S. Ladely, J. Zimmerman, R. Wills, 2000, Veterinary Microbiology.

Natural Transmission ofSalmonella choleraesuisin Swine

P. Fedorka-Cray, J. Gray, T. J. Stabel, 1996 .

Microarray-Based Analysis of IncA/C Plasmid-Associated Genes from Multidrug-Resistant Salmonella enterica

J. Frye, P. Fedorka-Cray, R. Meinersmann, 2011, Applied and Environmental Microbiology.

Antimicrobial Resistance and Virulence of Enterococcijs faecalis Isolated from Retail Foodt

P. Fedorka-Cray, C. Jackson, J. Barrett, 2008 .