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Effect of dietary protein level on gentamicin-induced nephrotoxicity in rats and on the circadian rhythms of food ingestion

All aminoglycosides have the potential to cause nephrotoxicity. Previous studies have shown that this toxicity was altered according to the macronutrient composition of dietary regimens offered to female rats. In a first study, adult female Sprague-Dawley rats adapted to a standard chow diet, the standard chow with 20% added casein or with 55% added casein were treated for 10 days with a nephrotoxic dose of gentamicin sulfate (40 mg/kg/day, i.p.) or a saline solution. Food ingestion patterns and gentamicin nephrotoxicity indices were measured. In a second study, rats were fed the same diets, however, the treatment given was a sham injection. Results suggest that chronic gentamicin treatment leads to a decrease in food intake and flattening of the rhythms of food ingestion. Also, chow feeding and chow added with 20% casein were found to be more protective against gentamicin-induced nephrotoxicity than chow added with 55% casein.

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.98528
Date January 2006
CreatorsZeeni, Nadine.
PublisherMcGill University
Source SetsLibrary and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada
LanguageEnglish
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Formatapplication/pdf
CoverageMaster of Science (School of Dietetics and Human Nutrition.)
Rights© Nadine Zeeni, 2006
Relationalephsysno: 002479917, proquestno: AAIMR24836, Theses scanned by UMI/ProQuest.

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