Exchanges,Sister Chromatid
《英文msh詞典》Exchanges,Sister Chromatid
[入口詞] Exchanges,Sister Chromatid
[主題詞] Sister Chromatid Exchange
[英文釋義] An exchange of segments between the sister chromatids of a chromosome,either between the sister chromatids of a meiotic tetrad or between the sister chromatids of a duplicated somatic chromosome. Its frequency is increased by ultraviolet and ionizing radiation and other mutagenic agents and is particularly high in BLOOM SYNDROME.