Gene Transcript Profiling in Desert Bighorn Sheep

ABSTRACT Respiratory disease is a key factor affecting the conservation and recovery of bighorn sheep (Ovis canadensis) populations. Innovative, minimally invasive tools such as gene transcription–based diagnostics have the potential to improve our understanding of the broad range of factors that ca...

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Bibliographic Details
Main Authors: Lizabeth Bowen, Kathleen Longshore, Peregrine Wolff, Robert Klinger, Michael Cox, Sarah Bullock, Shannon Waters, A. Keith Miles
Format: Article
Language:English
Published: Wiley 2020-06-01
Series:Wildlife Society Bulletin
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Online Access:https://doi.org/10.1002/wsb.1078
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Summary:ABSTRACT Respiratory disease is a key factor affecting the conservation and recovery of bighorn sheep (Ovis canadensis) populations. Innovative, minimally invasive tools such as gene transcription–based diagnostics have the potential to improve our understanding of the broad range of factors that can affect the health of wild sheep. Evaluation of transcript levels for genes representative of multiple internal systems enables measurement of physiological responses of individuals as well as populations to environmental stressors such as pathogens, nutritional deficiency, or contaminants. We developed real‐time polymerase chain reaction assays for 14 genes of interest representing systems including inflammation, cell signaling, detoxification, antiviral, antibacterial, or general stress. Initial results from desert bighorn sheep (O. c. nelsoni) sampled from the River, Muddy, and Bare mountains as well as from the Pintwater Range, in southern Nevada, USA, indicated unique transcript profiles associated with each population. This initial study provides the framework from which controlled variable or longitudinal studies can be made, thus augmenting the potential to inform management actions in the future. © 2020 The Wildlife Society.
ISSN:2328-5540