Response of urinary hydroxyproline to dietary protein and fasting in white-tailed deer

Journal of Wildlife Diseases
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Abstract

The effects of dietary protein, fasting, and refeeding on urinary hydroxyproline of nine captive female white-tailed deer (Odocoileus virginianus) were examined from 23 February to 3 May 1984 in northern Minnesota. In the fasted group, mean hydroxyproline:creatinine (OHP:C) was greater (P less than 0.05) at week 4 compared to baseline at week 0. Between fasted deer and deer fed high protein-high energy (HPHE) and low protein-high energy (LPHE) diets, no difference in OHP:C ratios was detected during the initial 4 wk of the study. Urinary OHP:C ratios were significantly (P less than 0.05) greater in the fasted group during refeeding, concomitant with greater feed consumption and weight gain. There was also a significant (P less than 0.02) time effect in the fasted-refed group; OHP:C ratios increased during these two phases of the study. There was no difference between the HPHE and LPHE fed deer in renal OHP excretion. However, mean OHP:C ratios in yearlings (16.8 +/- 2.2) were greater (P less than 0.001) than in the adults (7.5 +/- 1.2) of those groups, indicating a higher collagen turnover rate. Urinary OHP:C shows potential as an indicator of growth and starvation, and the data presented may serve as reference values.
Publication type Article
Publication Subtype Journal Article
Title Response of urinary hydroxyproline to dietary protein and fasting in white-tailed deer
Series title Journal of Wildlife Diseases
Volume 24
Issue 1
Year Published 1988
Language English
Contributing office(s) Patuxent Wildlife Research Center
Description 75-79
Larger Work Type Article
Larger Work Subtype Journal Article
Larger Work Title Journal of Wildlife Diseases
First page 75
Last page 79
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