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Animal Science and Veterinary

D-Index
41
Citations
4783
World Ranking
1121
National Ranking
79

Overview

Trevor W. Alexander is affiliated with Agriculture and Agriculture-Food Canada in Canada. Their research primarily spans the fields of Immunology and Microbiology as well as Agricultural and Biological Sciences. Within these areas, their work notably covers subfields such as Microbiology, Molecular Biology, Agronomy and Crop Science, Epidemiology, and Ecology.

The scientist has contributed extensively to topics including Microbial infections and disease research, Gut microbiota and health, Ruminant Nutrition and Digestive Physiology, Bacteriophages and microbial interactions, Milk Quality and Mastitis in Dairy Cows, Mycobacterium research and diagnosis, and Genomics and Phylogenetic Studies.

Recent publications by Trevor W. Alexander include:

  • Topography of the respiratory tract bacterial microbiota in cattle, 2020, Microbiome
  • Intranasal Bacterial Therapeutics Reduce Colonization by the Respiratory Pathogen Mannheimia haemolytica in Dairy Calves, 2020, mSystems
  • Respiratory Bacterial Microbiota in Cattle, 2020, Veterinary Clinics of North America Food Animal Practice
  • Quantifying fluorescent glycan uptake to elucidate strain-level variability in foraging behaviors of rumen bacteria, 2021, Microbiome
  • Soil antibiotic resistance genes accumulate at different rates over four decades of manure application, 2022, Journal of Hazardous Materials

Frequent co-authors in their work include:

  • Tim A. McAllister
  • Edouard Timsit
  • Leeann Klassen
  • Greta Reintjes
  • Timothy Schwinghamer

Trevor W. Alexander often publishes in several well-known venues, such as:

  • Journal of Animal Science
  • mSystems
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Microbiome
  • Frontiers in Veterinary Science

Best Publications

  • Pathogens of Bovine Respiratory Disease in North American Feedlots Conferring Multidrug Resistance via Integrative Conjugative Elements

    Cassidy L. Klima;Cassidy L. Klima;Rahat Zaheer;Shaun R. Cook;Calvin W. Booker

  • Effect of Subtherapeutic Administration of Antibiotics on the Prevalence of Antibiotic-Resistant Escherichia coli Bacteria in Feedlot Cattle

    T. W. Alexander;L. J. Yanke;E. Topp;M. E. Olson

  • Prevalence and antimicrobial susceptibility of Mannheimia haemolytica, Pasteurella multocida, and Histophilus somni isolated from the lower respiratory tract of healthy feedlot cattle and those diagnosed with bovine respiratory disease.

    Edouard Timsit;Jennyka Hallewell;Calvin Booker;Nicolas Tison

  • A fibrolytic enzyme additive for lactating Holstein cow diets: ruminal fermentation, rumen microbial populations, and enteric methane emissions.

    Y.-H. Chung;M. Zhou;L. Holtshausen;T.W. Alexander

  • The nasopharyngeal microbiota of feedlot cattle that develop bovine respiratory disease.

    Devin B. Holman;Tim A. McAllister;Edward Topp;André-Denis G. Wright

  • Characterization of Mannheimia haemolytica isolated from feedlot cattle that were healthy or treated for bovine respiratory disease.

    Cassidy L Klima;Trevor W Alexander;Steve Hendrick;Tim A McAllister

  • A review of the detection and fate of novel plant molecules derived from biotechnology in livestock production

    Trevor W. Alexander;Trevor W. Alexander;Tim Reuter;Karen Aulrich;Ranjana Sharma

  • Topography of the respiratory tract bacterial microbiota in cattle.

    Christopher McMullen;Trevor W. Alexander;Renaud Léguillette;Matthew Workentine

  • Antibiotic treatment in feedlot cattle: a longitudinal study of the effect of oxytetracycline and tulathromycin on the fecal and nasopharyngeal microbiota

    Devin B. Holman;Wenzhu Yang;Trevor W. Alexander

  • Longitudinal characterization of antimicrobial resistance genes in feces shed from cattle fed different subtherapeutic antibiotics

    Trevor W Alexander;Jay L Yanke;Tim Reuter;Ed Topp

  • The nasopharyngeal microbiota of beef cattle before and after transport to a feedlot

    Devin B. Holman;Edouard Timsit;Samat Amat;D. Wade Abbott

  • Farm-to-fork characterization of Escherichia coli associated with feedlot cattle with a known history of antimicrobial use.

    T.W. Alexander;G.D. Inglis;L.J. Yanke;E. Topp

  • Effect of subtherapeutic vs. therapeutic administration of macrolides on antimicrobial resistance in Mannheimia haemolytica and enterococci isolated from beef cattle

    Rahat Zaheer;Shaun R. Cook;Cassidy L. Klima;Kim Stanford

  • Evolution of the nasopharyngeal microbiota of beef cattle from weaning to 40 days after arrival at a feedlot

    Edouard Timsit;Matthew Workentine;Anthony B. Schryvers;Devin B. Holman

  • A biosecure composting system for disposal of cattle carcasses and manure following infectious disease outbreak.

    Weiping Xu;Tim Reuter;G. Douglas Inglis;Francis J. Larney

  • Detection of transgenic and endogenous plant DNA in digesta and tissues of sheep and pigs fed roundup ready canola meal

    Ranjana Sharma;Dana Damgaard;Trevor W Alexander;Mike E R Dugan

  • Genetic characterization and antimicrobial susceptibility of Mannheimia haemolytica isolated from the nasopharynx of feedlot cattle.

    C.L. Klima;T.W. Alexander;R.R. Read;S.P. Gow

  • Respiratory viruses identified in western Canadian beef cattle by metagenomic sequencing and their association with bovine respiratory disease

    Maodong Zhang;Janet E. Hill;Champika Fernando;Trevor W. Alexander

  • Long-term and legacy effects of manure application on soil microbial community composition

    Yuting Zhang;Yuting Zhang;Xiying Hao;Trevor W. Alexander;Ben W. Thomas

  • In vitro effects of phlorotannins from Ascophyllum nodosum (brown seaweed) on rumen bacterial populations and fermentation

    Yuxi Wang;Trevor W Alexander;Tim A McAllister

  • Distinct bacterial metacommunities inhabit the upper and lower respiratory tracts of healthy feedlot cattle and those diagnosed with bronchopneumonia.

    Edouard Timsit;Matthew Workentine;Frank van der Meer;Trevor Alexander

  • The nasopharyngeal microbiota of feedlot cattle.

    Devin B. Holman;Edouard Timsit;Trevor W. Alexander

  • Diversity and Distribution of Commensal Fecal Escherichia coli Bacteria in Beef Cattle Administered Selected Subtherapeutic Antimicrobials in a Feedlot Setting

    Ranjana Sharma;Krysty Munns;Trevor Alexander;Toby Entz

Frequent Co-Authors

Tim A. McAllister
Tim A. McAllister Agriculture and Agriculture-Food Canada
Kim Stanford
Kim Stanford University of Lethbridge
Edward Topp
Edward Topp Agriculture and Agriculture-Food Canada
Karin Orsel
Karin Orsel University of Calgary
Yuxi Wang
Yuxi Wang Agriculture and Agriculture-Food Canada
Erasmus K. Okine
Erasmus K. Okine University of Lethbridge
Graham Plastow
Graham Plastow University of Alberta
Francis J. Larney
Francis J. Larney Agriculture and Agriculture-Food Canada
Karen A. Beauchemin
Karen A. Beauchemin Agriculture and Agriculture-Food Canada
W.Z. Yang
W.Z. Yang Agriculture and Agriculture-Food Canada

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