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儿茶酚氧位甲基转移酶(COMT)是广泛存在于人体各组织内的儿茶酚胺主要代谢酶,其定位于22q11.21,有6个外显子,全长约28kb。本文调查了该基因rs362204和rs165599位点在中国北方汉族群体中的频率分布,旨在为相关研究和实践提供参考数据。1材料与方法 1.1样本215份血样来源于中国北方汉族无血缘关系健
Catechol oxygen methyltransferase (COMT) is a catecholamine metabolizing enzyme widely existing in various tissues of human body. It locates at 22q11.21 and has 6 exons with a total length of about 28kb. This paper investigates the frequency distribution of the rs362204 and rs165599 loci in Han population in northern China to provide reference data for related research and practice. 1 Materials and Methods 1.1 Samples 215 blood samples from northern Han Chinese unrelated Kin