由于姐妹染色单体不等交换导致的9号染色体短臂重复。
Duplication 9p due to unequal sister chromatid exchange.
作者信息
Mattina T, Sorge G, Milone G, Garozzo R, Conti L
出版信息
J Med Genet. 1987 May;24(5):303-5. doi: 10.1136/jmg.24.5.303.
Abstract
A case of trisomy 9p syndrome is reported. The karyotype showed a tandem duplication of the short arm and of the inverted heterochromatic block of chromosome 9. Unequal sister chromatid exchange seems to be the only possible cause of this finding.
摘要
报告了一例9p三体综合征病例。核型显示9号染色体短臂和反向异染色质区串联重复。不等姐妹染色单体交换似乎是这一发现的唯一可能原因。
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