复杂易位遗传效应的探讨——附-例罕见复杂易位核型

本文报道一例罕见复杂易位核型:46,XX,t(1;14;10).并结合以往资料,探讨和分析复杂易位和一般平衡易位对表型及生育的遗传效应.结果显示,一般易位导致智能低下和多发畸形的频率各为3.57%;复杂易位所致智能低下频率为21.73%,多发畸形的频率为17.39%.提示复杂易位所致智能低下和畸形频率明显高于一般易位。 Abstract:In this paper,we report a rare karyotype of complex translocation:46,XX,t(1;14;10).Based on sufficient published data,we discussed and analyzed the genetic effect of complex translocation and general balanced translocation on phenotype and fertilization.The results show that general balanced translocation caused 3.57% low intelligence and multi-deformation while complex translocation caused 21.73% low intelligence and 17.39% multi-deformation respectively.These results sugget that there is a higher incedence of low intelligence and multi-deformation caused by complex translocation than that caused by general balanced translocation.