贵州白族16项群体遗传学特征的调查分析

Investigation and analysis of 16 population genetic characters of Bai people in Guizhou

目的了解贵州白族人群的16项群体遗传学特征。方法用随机整群抽样方法,调查406名双亲均为同一民族的贵州白族人的16项群体遗传学特征。结果贵州白族发色以黑色为主,发旋右旋多见;长睫毛者多;眼色以黑色为主,眼裂方向水平位与斜位接近;宽型鼻孔略高于窄型,鼻尖方向绝大部分为直鼻型;干型盯眝多见;唇厚以薄型多见,口裂宽度以窄型多见,铲型门齿略多,卷舌和非卷舌接近,大多能叠舌;通贯纹多见,有中指毛者略低于无中指毛者,足趾长以第二趾长多见。16项群体遗传学特征在白族男女间均无差异;在总共120对组合特征中,有24对具有关联性。结论 16项群体遗传学特征具有民族特异性及地域差异;且各特征间具有一定的相关性。

Objective Characterization of 16 population genetic clusters of Bai in Guizhou. Methods A survey of 406 parents come form 16 population genetic traits of the same nationality of Bai in Guizhou. Results Guizhou Bai hair color is black, tuorbillion as cure sole, many people have long eyelashes, black eye, direction of eye crack as level and oblique close to,wide nostril type more than narrow, a lot ofstraight nose, ceruminous as dry type more than wet type, thick lips as thin, mouth breadth as narrow, front tooth type as shovel type, retroflexion and non close to, much as tongue folding, a lot of pass thyough, have middle finger hair than more non, a lot of as two toe en- gth. Thel6 genetic characteristics had no significant difference between male and female of Bai in Guizhou （P 〉 0. 05 ） ,There are 24 compound feature was relevant. Condusions The characteristics of population genetics has specific national and regional features.