Ronald Johnson, University of Guelph

Research

Read how they describe their research on their University of Guelph profile.

Extra label drug use in food producing animals Regulation of drug use in veterinary patients Pharmacokinetic studies Evaluation and veterinary applications of drug delivery systems Drug and analyte assay (Mass Spec, HPLC, ELISA, EIA)Veterinary clinical trials Clinical research including exploratory/discovery studies

Latest papers

Comparison of two doses of lidocaine constant rate infusion on cardiopulmonary function and recovery in isoflurane-anesthetized horses.
Veterinary anaesthesia and analgesia · 2026 · senior author
The Effects of Treatment with N-Acetyl Cysteine on Clinical Signs in Persistent Breeding-Induced Endometritis Susceptible Mares.
Journal of equine veterinary science · 2020

All 2 publications

Latest funding

Regulation of integrated venous function
NSERC · 2007 · Principal investigator
$65,625
Integrated venous function in chronic heart failure
CFI · 2006 · Principal investigator
$126,828

All 2 grants and awards

2 publications.

01

Comparison of two doses of lidocaine constant rate infusion on cardiopulmonary function and recovery in isoflurane-anesthetized horses.

Henderson AR, Valverde A, Côté N, Sanchez A, Arroyo LG, Gu Y, Johnson R

Veterinary anaesthesia and analgesia2026Senior author

DOI: 10.1016/j.vaa.2026.101202 PMID: 41759252

02

The Effects of Treatment with N-Acetyl Cysteine on Clinical Signs in Persistent Breeding-Induced Endometritis Susceptible Mares.

Caissie MD, Gartley CJ, Scholtz EL, Hewson J, Johnson R, Chenier T

Journal of equine veterinary science2020

DOI: 10.1016/j.jevs.2020.103142 PMID: 32797774

Regulation of integrated venous function

Principal investigatorNSERC2007Discovery Grants Program - Individual

Principal investigators: Johnson, Ronald

$65,625

Integrated venous function in chronic heart failure

Principal investigatorCFI2006John R. Evans Leaders Fund: John R. Evans Leaders Fund – Funding for research infrastructure

Principal investigators: Johnson, Ron

Keywords: venoconstriction, mean circulatory filling pressure, vascular capacitance, neurohormones, heart failure, endothelins, cardiovascular pharmacology/physiology, echocardiography

$126,828

From public funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998 with their latest competition results, the Canada Foundation for Innovation, Genome Canada, the Canadian Space Agency, Canada Research Chairs, the Fonds de recherche du Québec, Ontario research funding, Michael Smith Health Research BC, the Canadian Cancer Society, Heart & Stroke and Brain Canada.

Frequent collaborators

Department of Biomedical Sciences
Department of Clinical Studies
Department of Population Medicine

Co-authors at University of Guelph, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.

Tracey Chenier

Department of Population Medicine

1 shared papers, latest 2020

Andrea Sanchez

Department of Clinical Studies

1 shared papers, latest 2026

Write to this professor

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Paper to mention

Subject: Prospective PhD student: Extra label drug use in food producing animals Dear Professor Johnson, My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year]. I read your paper "Comparison of two doses of lidocaine constant rate infusion on cardiopulmonary function and recovery in isoflurane-anesthetized horses." (2026), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.] Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you. Thank you for your time. Kind regards, [your name]