Fatty acid profiles and adipogenic gene expression of various fat depots in Japanese Black and Holstein steers.

作者: Bungo Shirouchi , Elke Albrecht , Gerd Nuernberg , Steffen Maak , Samadmanivong Olavanh

DOI: 10.1016/J.MEATSCI.2013.06.027

关键词: Adipose capsule of kidneyPerilipin-1Fatty acidLipid metabolismInternal medicineAdipose tissueIntramuscular fatBreedAdipogenesisBiologyEndocrinology

摘要: Objective of the study was to assess breed effect on fatty acid (FA) composition different adipose tissues and mRNA expression genes involved in adipogenesis fat metabolism. Japanese Black (JB) Holstein (HS) steers were kept under equivalent conditions with high energy intake resulting large differences intramuscular (IMF) accumulation longissimus muscle (LM). The relative FA muscle, intermuscular fat, visceral perirenal comparable between JB HS steers. Circulating acids also similar both breeds. Most relevant effects identified IMF, underlining uniqueness this tissue site. had more monounsaturated less saturated FA. Perilipin 1 differentiation-related protein (ADFP) levels higher IMF JB. results suggest advanced maturity cells altered local influencing composition.

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