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Biomedical subjects

R Bryson

Publications and source records attributed to R Bryson.

4 recordsLinked to original sources

Addressing the dual-use of antifungals and fungal antimicrobial resistance (fAMR) through a One Health approach.

Fungal antimicrobial resistance (fAMR) is accelerating, driven in part by the dual-use of antifungal modes of action in agriculture and medicine, threatening therapy. Addressing this challenge requires a unified One Health response that balances agricultural productivity, economic stability, and human and animal health. By focusing on the United Kingdom's policy approach, we argue that current efforts are constrained by fragmented governance, surveillance and regulation. To resolve this, we propose three policy recommendations: 1. a cross-government fAMR body, 2. mandatory environmental and clinical surveillance, and 3. for fungicide approvals to look beyond crop pathogens and integrate risk assessments for potential hotspots of resistance selection in human fungal pathogens. These measures will safeguard current and future antifungals while providing much-needed regulatory clarity and will be translatable to other national and regional contexts.

Journal Article

Effects of exercise on ethanol-induced hypothermia and loss of righting response in C57BL/6J mice.

C57BL/6J mice were given 5 weeks of voluntary wheel running and then studied for ethanol (EtOH) sensitivity as indicated by EtOH-induced hypothermia and loss of righting response (LORR) after 3.8 g/kg EtOH (20% w/v). Mice were assigned to wheel (free access to a running wheel in the home cage) or no wheel conditions, and wheel counts were monitored by a computer at 5-min intervals around the clock. In Experiment 1, duration of EtOH-induced LORR was assessed as amount of time required for the animal to right itself three times in a 30-s period, and body temperature was assessed by rectal probe. Wheel animals showed significantly shorter LORR and significantly less hypothermia at regaining the righting response than no wheel controls. In Experiment 2, temperature was assessed at 45 and 90 min after EtOH challenge. Baseline temperatures for wheel and no wheel animals did not differ, but wheel animals showed dramatic resistance to EtOH-induced hypothermia at both time points. Together with our earlier work, these results provide evidence that prior exercise can offset the effects of EtOH intoxication in several domains of EtOH sensitivity.

Animals