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Association of polymorphisms at DGAT1, leptin, SCD1, CAPN1 and CAST genes with color, marbling and water holding capacity in meat from beef cattle populations in Sweden
被引:70
|作者:
Li, Xin
[1
]
Ekerljung, Marie
[2
]
Lundstrom, Kerstin
[1
]
Lunden, Anne
[2
]
机构:
[1] Swedish Univ Agr Sci, Uppsala BioCtr, Dept Food Sci, SE-75007 Uppsala, Sweden
[2] Swedish Univ Agr Sci, Dept Anim Breeding & Genet, SE-75007 Uppsala, Sweden
关键词:
Beef;
Color;
Marbling;
Water holding capacity;
Single nucleotide polymorphisms;
Genetic marker;
SINGLE-NUCLEOTIDE POLYMORPHISMS;
STEAROYL-COA DESATURASE;
MILK-YIELD;
CARCASS COMPOSITION;
CALPASTATIN GENE;
LIPID OXIDATION;
M.-LONGISSIMUS;
QUALITY TRAITS;
BOS-INDICUS;
OBESE GENE;
D O I:
10.1016/j.meatsci.2013.01.010
中图分类号:
TS2 [食品工业];
学科分类号:
0832 ;
摘要:
The objective of this study was to investigate the associations of single nucleotide polymorphisms (SNPs) at five candidate genes with meat pH, color, marbling and water holding capacity (WHC) in young bulls from five beef breeds (n=243) in Sweden. The UASMS2 polymorphism at the leptin gene and the SNPs at the Stearoyl-CoA desaturase 1 gene (SCD1.878) and mu-calpain gene (CAPN1:c.947) were associated with variation in meat color traits after 6 days of exposure to air. The K232A polymorphism at the diacylglycerol O-acyltransferase 1 (DGAT1) gene and the CAPN1:c.947 SNP were associated with level of beef marbling. There was no association between the SNP at the calpastatin gene (CAST:c.155) and meat quality traits, nor was there any association of the tested SNPs with WHC traits and pH value. (C) 2013 Elsevier Ltd. All rights reserved.
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页码:153 / 158
页数:6
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