Genetic sex determination in Astatotilapia calliptera, a prototype species for the Lake Malawi cichlid radiation
Peterson, E. N., Cline, M. E., Moore, E. C., Roberts, N. B., & Roberts, R. B. (2017, April 25). Die Naturwissenschaften, Vol. 104.
author keywords: Sex chromosome; Genetic sex determination; Cichlid; Fish; Astatotilapia calliptera
MeSH headings : Animal Distribution; Animals; Cichlids / classification; Cichlids / genetics; Cichlids / physiology; Female; Genetic Markers / genetics; Male; Sex Chromosomes / genetics; Sex Determination Processes / genetics; Species Specificity
topics (OpenAlex): Genetic and Clinical Aspects of Sex Determination and Chromosomal Abnormalities; Demographic Trends and Gender Preferences; Genetic diversity and population structure
TL;DR:
This study identifies a male heterogametic XY system segregating at linkage group (LG) 7 in an A. calliptera line that originated from Lake Malawi, at a locus previously shown to act as an XY sex determination system in multiple species of Lake Malawian cichlids.
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