Improving our understanding of the ecology of antimicrobial resistance in food production using Bayesian model and machine learning approach
Noyes N

CSU-USDA Antimicrobial Resistance Surveillance 
Morley PS and Belk KE

Pardigm shift: revolutionizing our understanding of antimicrobial resistance ecology through whole genome analysis of microbial communities
Morley PS, Belk KE, and Yang H


The use of a yeast fermentation product or an essential oil as an alternative to tylosin in the diets of finishing cattle
Belk KE, Martin J, and Morley PS

Effects of cattle feeding location (Arizona vs. Texas) and use of Tylosin vs. a combination yeast fermentation product on expression of antimicrobial resistance and liver abscesses
Belk KE and Morley PS

Use of shotgun metagenomic NGS combined with a previously-developed bioinformatics pipeline vs. traditional cultural/screening diagnostics to evaluate ecology of AMR and diagnose Salmonella in cattle feces before and after ceftiofur metaphylaxis
Belk KE and Morley PS

Proposal to quantitatively evaluate the antimicrobial food safety risks associated with the use of tylosin for reduction of liver abcesses in fed cattle
Morley PS and Belk KE


Surveillance of E. coli, enterococci, antimicrobial resistance (AMR) and Enterococcus spp. distribution in beef operations‐associated environments
McAllister TA and Morley PS


Determining the impact of using tylosin alternatives in the diets of feedyard cattle on fecal pathogen populations, liver abscesses, and the microflora of finished products 
Martin JN, Belk KE, Morley PS, Woerner DR, Boucher C, Yang H, Jones K, Delmore R, and Geornaras I

Evaluation of a rapid test strip, PCR, and aerobic culture for detection of Salmonella enterica in equine fecal samples in the clinical setting
Burgess BA and Morley PS

Analysis of the contribution of pathogenic resistance genes to the equine veterinary hospital environmental microbiome and the potential impact on equine health
Burgess BA, Morley PS, Noyes NR, and Pierson FW

National Cattleman’s beef association (NCBA)

Use of metagenomic high-throughput sequencing technology and robust bioinformatics to assess the microbiome of cattle, their environments, and beef products to determine the degree of antimicrobial resistance
Belk KE, Morley PS, Woerner DR, Noyes NR, and Geornaras I

Improving Sensitivity, Precision, and Repeatability of the GFAP-ELISA for Detecting CNS Contamination in AMR-generated Tissues Compared to the Immunohistochemical Protocol used by USDA-FSIS
Hossner KL, Belk KE, Yemm RS, Mason GL, and Cummings BA

Beef cattle research council (BCRC)

Development of a longitudinal antimicrobial resistance and antimicrobial use surveillance program for the feedlot sector in Canada
Gow S, Booker CW, Checkley S, Boerlin P, McAllister T, Read R, and Morley PS

Other funding agencies

Genetic diversity of antimicrobial resistance strains of Salmonella Typhimurium from livestock species and humans
Rao S, Morley PS, and Hyatt DR

Pilot study – examining altered gastrointestinal flora of dairy cattle with hemorrhagic bowel syndrome through metagenomics
Morley PS and McArt JA

Prevalence and characterization of methicillin-resistant Staphylococcus pseudintermedius in canine patients treated at the Colorado State University Veterinary Teaching Hospital
Pendergraft J

Evaluation of a rapid test for Salmonella
Morley PS

Evaluation of various disinfectants used in footbaths and misting applications
Byers S

Evaluation of the accuracy of resistance classification using disk diffusion and broth microdilution for Escherichia coli and Mannheimia haemolytica recovered from feedlot cattle
Morley PS

Associations between antimicrobial use in the feedlot and antimicrobial resistance in Escherichia coli isolated from composite fecal samples of Canadian feedlot cattle
Morley PS

Shedding prevalence, impact on health outcomes, and prevalence of antimicrobial resistance of Mannheimia haemolytica
Morley PS

Evaluation of the MicroPhage MRSA/MSSA screening test for identification of Staphylococcal isolates of veterinary origin
Morley PS

Antimicrobial use and resistance in enteric bacteria
Morley PS