Herman W Barkema, PhD is an expert in Veterinary medicine at University of Calgary (Canada). As of October 2026, ScienceLeadR ranks Herman W Barkema in the top 1% of experts worldwide for Mastitis and Pregnancy Complications. Herman W Barkema has authored 494 publications, the most recent in 2026, and is an investigator in 1 clinical trial. SLR score: 1,245 (community average: 125). How the SLR is computed.

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Herman W Barkema, PhD University of Calgary Canada
1 245 ScienceLeadR Reputation 1245
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Veterinary medicine

Subspecialties: Infectiology - Genetics - Public Health

Full career – Last 3 years

Main Topics

Publications and Clinical Studies

Publications – Clinical Studies

Profile data updated on

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Short Biography

Dr. Herman Barkema completed his DVM degree at Utrecht University, The Netherlands, in 1988. He spent 2½ years as manager of a large dairy and beef herd in Costa Rica, then taught bovine herd health at Utrecht University and University of Zimbabwe, and worked as an epidemiologist for the Dutch Animal Health Service while completing his PhD. In 2001, Dr. Barkema moved to the University of Prince Edward Island. In 2006, he subsequently moved to the University of Calgary, where he founded the University of Calgary Faculty of Veterinary Medicine’s (UCVM) Dept. of Production Animal Health. He currently is Professor in Epidemiology of Infectious Diseases at UCVM, and United Nations University Chair in Infectious Diseases in a Changing Climate, with a joint appointment in the Dept. of Community Health Sciences of the Cumming School of Medicine. Dr. Barkema’s research program focuses on prevention and control of infectious diseases in livestock and humans, including antimicrobial resistance. He has published > 450 scientific manuscripts and book chapters, received > $84M in research funding, has lectured all over the world, and is the most highly cited researcher worldwide in cattle diseases. He leads the Antimicrobial Resistance – One Health Consortium and the Canadian Antimicrobial Resistance Network (CAN-AMR-Net). Dr. Barkema is a fellow and board member of the Canadian Academy of Health Sciences, and he has received a large number of awards.

Organizations

Career arc: 2001 - 2026

Source: PubMed

University of Calgary

Publications Synthesis

Sources: PubMed, OpenAlex

Number : 494

Citations

Citations: 29 481 1st author: 17 Last author: 116 Unique author: 2


Best Journals

Breakdown by type

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Latest Publications

5 most recent indexed articles

Source: Pubmed

Title Journal Year Citations
Effect of farmer-guided farm tours on public knowledge of and attitudes toward dairy cattle welfare, dairy product quality, and environmental sustainability in Canada.
PMID 42431444 — agriculture, dairy products, farms, communication, dairying, perception, surveys and questionnaires, environment, education
J Dairy Sci20260
Distribution of Staphylococcus chromogenes and Mammaliicoccus sciuri across cows, farm environment, and workers in 3 Chinese dairy herds with distinct bedding systems.
PMID 42398715 — staphylococcus, milk, farms, environment
J Dairy Sci20260
Assessing implementation of biosecurity practices in Canadian dairy farms: An observational study.
PMID 42379361 — housing, farms, dairying, education
J Dairy Sci20260
Antimicrobial resistance in bacterial pathogens causing community-acquired and hospital-acquired lower respiratory tract infections (2010-24): a systematic review and meta-analysis.
PMID 42114525 — research design, ampicillin, income, respiratory tract infections, centers for disease control and prevention, u.s., prevalence, escherichia coli, cephalosporins, cephalosporin resistance, bacteria, carbapenems, infections
Lancet Microbe20260
A newly identified sequence type: genomic and pathogenic profiling of the highly virulent Acinetobacter baumannii ST3475 from bovine mastitis.
PMID 42058177 — cells, tissue adhesions, genes, whole genome sequencing, mastitis, bovine, genome, biofilms, acinetobacter baumannii, cell biology, breast, mastitis, infections, acinetobacter
Front Cell Infect Microbiol20260

Clinical Studies 1

Sources: ClinicalTrials, EU CTIS

Synthesis

By phase:

N/A 1

By status:

Unknown 1

By type:

Interventional 1

By Monocentric/Multicentric:

monocentric 1
multicentric2to4 0
multicentric5to9 0
multicentricup10 0

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