Molecular marker related to stage weight character of sheep and application of molecular marker

The invention provides a molecular marker related to sheep stage weight traits and application of the molecular marker. The nucleotide sequence of the molecular marker related to the stage weight of the sheep is shown as SEQ ID NO.1, Y at the 216bp represents T or C, and the mutation leads to T/C po...

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Hauptverfasser: LI XIAOLONG, LIN CHANGCHUN, XU DAN, ZHAO LIMING, CHENG JIANGBO, ZHANG YUKUN, ZHOU BUBO, LI WENXIN, WANG JIANGHUI, WANG WEIMIN, ZHANG DEYIN, ZHANG XIAOXUE, ZHAO YUAN, LI FADI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a molecular marker related to sheep stage weight traits and application of the molecular marker. The nucleotide sequence of the molecular marker related to the stage weight of the sheep is shown as SEQ ID NO.1, Y at the 216bp represents T or C, and the mutation leads to T/C polymorphism of the molecular marker. According to the present invention, PCR amplification and sequence analysis are performed on the sheep OSMR gene, the genes of 375 Hu sheep, 82 Dorper sheep and 31 Tan sheep are detected and the least square model is established, and the correlation analysis is performed on the genotype and the stage weight character, such that the T/C polymorphic site exists in the 216th site of the sequence represented by SEQ ID NO.1 in the amplified fragment, and the T/C polymorphic site exists in the 216th site of the sequence represented by SEQ ID NO.2 in the amplified fragment; finally, it is determined that the amplified OSMR gene fragment can be used as the molecular marker related to the