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兰坪乌骨绵羊乌质性状的研究进展

作  者:
刘相莹;王利平;熊和丽;苑梦雅;邓卫东
单  位:
新乡学院;云南农业大学动物科学技术学院;云南省畜牧兽医科学院
关键词:
乌骨绵羊;乌质性状;黑色素;候选基因;转录组测序
摘  要:
兰坪乌骨绵羊是世界上绝无仅有的地方珍稀物种资源,主要分布在云南省兰坪县。乌骨绵羊有褐色或淡黑色的牙龈、淡乌色的眼结膜、乌黑色的肛门,对乌骨绵羊解剖后发现乌骨绵羊有乌色的肌肉、骨骼、内脏和气管。乌骨绵羊的乌骨乌肉特征使其与普通绵羊区分开来。前期的研究表明,乌骨绵羊的乌质性状主要是由于高含量的黑色素沉积所致,黑色素是一种天然色素家族,哺乳动物中存在两类黑色素,一类是真黑色素,另一类是脱黑色素。文章主要从乌骨绵羊乌质性状的特征、黑色素的生物合成、黑色素合成代谢相关的候选基因和转录组测序四个方面概述了乌骨绵羊乌质性状的研究进展。
译  名:
Research progress on theblacktraits of Lanping black-bonedsheep (Ovis areies)
作  者:
LIU Xiangying;WANG Liping;XIONG Heli;YUAN Mengya;DENG Weidong;Faculty of Animal Science and Technology,Yunnan Agricultural University;Xinxiang University;Animal Husbandry and Veterinary Sciences Academy of Yunnan;
关键词:
black-boned sheep;;black traits;;melanin;;candidate genes;;transcriptome sequencing
摘  要:
Lanping black-boned sheepwhich has brown or light black gums,light color eye conjunctiva,jet-blackanus,black muscles,bones,internal organs and trachea,is a rare species resources and mainly distributesin Lanping county of Yunnanprovince. Previous research showed thatthe melanin traits of Lanping black-bonedsheep were mainly due to thehigh levels ofmelanindeposition. Melanin is a natural pigment and there aretwo classes of melanin inmammals,one iseumelanin,another is pheomelanin. The paper mainly described the research progress on melanin traitcharacteristics,melanin biosynthesis,candidate genes related to melanin synthesis metabolism and transcriptome sequencingof Lanping black-boned sheep.

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