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Training in acquisition of texture-cued fasting-anticipatory satiety in rats using high- or low-fat diets

Anticipatory satiety is the ability to reduce meal size when the diet at that meal is consistently followed by a short time interval to the next access to food. This prediction of intake is learnt, i.e. based on the association of a food's sensory characteristics with some consequence(s) of ingesting it. / Two pilot studies were conducted using male Sprague-Dawley rats in which (1) the ability of food texture to cue fasting duration was indicated by evidence of anticipatory satiety in the low-fat powder-long/paste-short group and in the high-fat paste-long/powder-short group and (2) the pattern of anticipatory satiety was seen only in the low-fat granules-long/powder-short group. / In the main experiment (n = 9), anticipatory satiety was reached twice in the highfat powder-long/pellet-short group on days 16--23 (p ≤ 0.1) and once in the low-fat pellet-long group/powder-short on days 20--23 (p ≤ 0.1). The acquisition of texture-cued fasting-anticipatory satiety seems to depend upon high-energy density of the diet and the utilisation of textures which make it easier for the rats to eat.

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.20551
Date January 1998
CreatorsWhite, Jennifer.
ContributorsThibault, Louise (advisor)
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.)
RightsAll items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated.
Relationalephsysno: 001609871, proquestno: MQ44110, Theses scanned by UMI/ProQuest.

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