《英文msh词典》Disomy,Uniparental
[同义词] Disomy,Uniparental
[主题词] Uniparental Disomy
[中文释义] 二倍性,单亲
[英文释义] The presence in a cell of two paired chromosomes from the same parent,with no chromosome of that pair from the other parent. This chromosome composition stems from non-disjunction (NONDISJUNCTION,GENETIC) events during MEIOSIS. The disomy may be composed of both homologous chromosomes from one parent (heterodisomy) or a duplicate of one chromosome (isodisomy).