COLOR BLINDNESS AMONG AYMARA IN CHILE

被引:7
作者
CRUZCOKE, R
BARRERA, R
机构
[1] Department of Medical Genetics, Hospital J. J. Aguirre
[2] Department of Genetics, School of Medicine, University of Chile, Santiago
关键词
D O I
10.1002/ajpa.1330310212
中图分类号
Q98 [人类学];
学科分类号
030303 ;
摘要
Nine color blind subjects were discovered in a survey of 140 Aymaras of Arica, Chile, using as screening test a portable Anomaloscope, Ishihara tables and Hardy‐Rand‐Ritter plates. Pseudosisochromatic test failed on detecting four anomalous trichromates. Seven color blind subjects revealed foreign ancestors. Also a different prevalence of defectives among subsamples was observed. Thus color blindness variability within the sample could be explained by gene flow. It is proposed to use anomaloscopes as a screening device in order to survey with accuracy color vision genes in human populations. Copyright © 1969 Wiley‐Liss, Inc., A Wiley Company
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页码:229 / &
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