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Veterinary Medicine

Louisiana State University

2010

Oxidative stress

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Full-Text Articles in Medicine and Health Sciences

Carprofen-Induced Oxidative Stress In Mitochondria Of The Colonic Mucosa Of The Dog, Lynne A. Snow Jan 2010

Carprofen-Induced Oxidative Stress In Mitochondria Of The Colonic Mucosa Of The Dog, Lynne A. Snow

LSU Master's Theses

Objectives 1) To measure conductance and permeability of canine colonic mucosa exposed to increasing concentrations of carprofen. 2) To compare conductance and permeability of canine colonic mucosa exposed to carprofen or 2,4-dinitrophenol (DNP) and tempol blockade. Design In vitro randomized block design Animal 20 mixed breed dogs Methods Conductance, mannitol flux, and histology were evaluated in colonic mucosa mounted in Ussing chambers. Mucosa was first exposed to increasing concentrations of carprofen. Mucosa was then exposed to either carprofen (200 μg/ml) or DNP (0.25mM) +/- tempol (1mM) pretreatment. Conductance over time, mannitol fluxes, and frequency of histologic categories were analyzed for …