PUBLICATIONS

In-feed bacitracin methylene disalicylate alters microbiota function and increases antibiotic resistance in a dose-dependent manner

Paul Oladele, Carmen Wickware, Jules Trachsel, Torey Looft, Tim Johnson

Route of fecal microbiota transplantation delivery determined the dynamics and predictability of donor microbe colonization

Paul Oladele, Wenxuan Dong, Brian Richert, Tim Johnson

Nasal Pathobiont Abundance is a Moderate Feedlot-dependent Indicator of Bovine Respiratory Disease in Beef Cattle 

Ruth Eunice Centeno-Delphia, Natalie Glidden, Erica Long, Audrey Ellis, Sarah Hoffman, Kara Mosier, Noelmi Ulloa, Johnnie Junior Cheng, Josiah Davidson, Suraj Mohan, Mohamed Kamel, Josh Szasz, Jon Schoonmaker, Jennifer Koziol, Jacquelyn Boerman, Aaron Ault, Mohit Verma, Tim Johnson

Nasal Pathobiont Abundance Does Not Differ Between Dairy Cattle with or without Clinical Symptoms of Bovine Respiratory Disease

Ruth Eunice Centeno-Delphia, Erica Long, Audrey Ellis, Sarah Hoffman, Kara Mosier, Noelmi Ulloa, Johnnie Junior Cheng, Andrew Richards, Jacquelyn Boerman, Jennifer Koziol, Mohit Verma, Tim Johnson

Phenotypic antibiotic resistance prediction using antibiotic resistance genes and machine learning models in Mannheimia haemolytica

Carmen Wickware, Audrey Ellis, Mohit Verma, Tim Johnson

Dietary Fiber’s Physicochemical Properties and Gut Bacterial Dysbiosis Determine Fiber Metabolism in the Gut

Edward Moncada, Nuseybe Bulut, Shiyu Li, Tim Johnson, Bruce Hamaker, Lavanya Reddivari

Temporal Dynamics of Fecal Microbiota Community Succession in Broiler Chickens, Calves and Piglets under Aerobic Exposure

Paul Oladele, Tiffany Chang, Jenn Ngo, Tim Johnson

Efficacy of a novel multi-enzyme feed additive on growth performance, nutrient digestibility and gut microbiome of weanling pigs fed corn-wheat or wheat-barley based diet

Ayodeji Aderibigbe, Chansol Park, Deepak Velayudhan, Maria Ester Vinyeta Punti, Tim Johnson, Layi Adeola

The Impact of Early-Life Cecal Microbiota Transplantation on Social Stress and Injurious Behaviors in Egg-Laying Chickens

Yuechi Fu, Jiaying Hu, Huanmin Zhang, Marisa Erasmus, Tim Johnson and Heng-Wei Cheng 

Impact of maternal live yeast supplementation to sows on intestinal inflammatory cytokine expression and tight junction proteins in suckling and weanling piglets

Yuechi Fu, Enkai Li, Theresa Casey, Tim Johnson, Layi Adeola, Kola Ajuwon

Birth weight and in-feed antibiotics alter the assembly and succession of the swine gut microbiota

Wenxuan Dong, Paul Oladele, Ruth Eunice Centeno-Martinez, Tessa Sheets, Brian Richert,  Tim Johnson

Gut Microbiota Research Nexus: One Health Relationship Between Human, Animal, and Environmental Resistomes

Fu Y, Dou Q, Smalla K, Wang Y, Johnson TA, Brandt K, Mei Z, Liao M, Hashsham SA, Schäffer A, Smidt H, Zhang T, Li H, Stedtfeld RD, Sheng H, Chai B, Virta M, Jiang X, Wang F, Zhu Y-G, Tiedje JM

Dynamics of the nasopharyngeal microbiome of apparently healthy calves and those with clinical symptoms of BRD from disease diagnosis to recovery

Ruth Eunice Centeno-Martinez, Rebecca N Klopp, Jennifer Koziol, Jacquelyn Boerman and Tim Johnson

Meta-analysis reveals the predictable dynamic development of the gut microbiota in commercial pigs

 Wenxuan Dong, Nicole Ricker, Devin Holman, and Tim Johnson 

The bovine nasal fungal community and associations with bovine respiratory disease

Ruth Eunice Centeno-Martinez, Suraj Mohan, Josiah Levi Davidson, Jon Schoonmaker, Aaron Ault, Mohit S Verma, Tim Johnson

Persistence of antibiotic resistance from animal agricultural effluents to surface water revealed by genome-centric metagenomics

Jin Ju Kim, Hoon Je Seong, Tim Johnson, Chang-Jun Cha, Woo Jun Sul, Jong-Chan Chae

Cecal microbiota transplantation: unique influence of cecal microbiota from divergently selected inbred donor lines on cecal microbial profile, serotonergic activity, and aggressive behavior of recipient chickens

Yuechi Fu, Jiaying Hu, Marisa Erasmus, Huanmin Zhang, Tim Johnson,  Hengwei Cheng

Effects of feeding Saccharomyces cerevisiae fermentation postbiotic on the fecal microbial community of Holstein dairy calves

Ruth Eunice Centeno‑Martinez, Wenxuan Dong, Becca Klopp, Ilkyu Yoon, Jackie Boerman, Tim Johnson

Impact of ileal indigestible protein on nitrogen excretion and fecal microbiota may be greater compared with total protein concentration of diets in growing pig

Jung Sung, Tim Johnson, Darryl Ragland, Layi Adeola

Eimeria infection-related intestinal dynamics and microbiome, growth performance, and nutrient utilization in broiler chickens fed diets supplemented with multienzyme

Jing Yuan, Tim Johnson, Kola Ajuwon, Layi Adeola

Ileal and cecal microbiota response to Salmonella Typhimurium challenge in conventional and slow-growing broilers

Tessa R Sheets, Carmen L Wickware, Ashlyn M Snyder, Shawna L Weimer, Tim Johnson 

Elucidation of flavor precursor and liberation mechanisms related to dry-aging process using multiple chemical, metabolomics and microbiome approaches 

Derico Setyabrata, Kelly Vierck, Tessa Sheets, Jerrad Legako, Bruce Cooper, Tim Johnson, Brad Kim

The microbiota-gut-brain axis: Gut microbiota modulates conspecific aggression in diversely selected laying hens

Jiaying Hu, Tim Johnson, Huanmin Zhang, Heng-wei Cheng

Biological units of antimicrobial resistance and strategies for their containment in animal production

Johanna Muurinen, Johannes Cairns, John Eddie Ekakoro, Carmen Wickware, Audrey Ruple, Tim Johnson

Effects of early-life cecal microbiota transplantation from divergently selected inbred chicken lines on growth, gut serotonin release, and immune parameters in recipient chickens 

Yuechi Fu, Jiaying Hu, Marisa Erasmus, Tim Johnson, Heng-Wei Cheng

Behavior and immune response of conventional and slow-growing broilers to Salmonella Typhimurium

Ashlyn Snyder, S Riley, Cara Robison, Darrin Karcher, Carmen Wickware, Tim Johnson, Shawna Weimer

Effects of feeding Saccharomyces cerevisiae fermentation products on the health and growth performance of Holstein dairy calves

Becca Klopp, Ruth Eunice Centeno-Martinez, Ilkyu Yoon, Tim Johnson, Jacquelyn Boerman

Identification of Bovine Respiratory Disease through the Nasal Microbiome

Ruth Eunice Centeno-Martinez, Natalie Glidden, Suraj Mohan, Josiah Davidson, Esteban Fernandez-Juricic, Jacquelyn Boerman, Jon Schoonmaker, Deepti Pillai, Jennifer Koziol, Aaron Ault, Mohit Verma, Tim Johnson

Composition and diversity of the seminal microbiota in bulls and its association with semen parameter

Jennifer Koziol, Tessa Sheets, Carmen Wickware, Tim Johnson

Research Note: Orange corn altered the cecal microbiome in laying hens   

Tiffany Chang, Jenn Ngo, Isaac Patino, Evan Rocheford, Torbert Rocheford, Darwin Ortiz, Darrin Karcher, Tim Johnson