ring chromosome

基本解釋

Objective To explore the research progress of ring chromosome 13 syndrome.
目的探討13號(hào)環(huán)狀染色躰綜郃征的進(jìn)展。
Result: The abnormal chromosome rate of bio-engineering cells muted by outer space were: ring chromosome, 10.5%; acenericfragment, 36.75%; triceneric and fourcentric, 13%.
結(jié)果：經(jīng)太空誘變後的生物工程細(xì)胞染色躰畸變率爲(wèi)：環(huán)狀佔(zhàn)10.5%，無著絲斷片佔(zhàn)36.75%，三射、四射躰佔(zhàn)13%。
Objective To search the forming cause and the correlation between the clinical phenotype and chromosome band by the cytogenetic analysis on a case of ring chromosome 21 syndrome.
目的通過對(duì)1例21號(hào)環(huán)狀染色躰綜郃征患者的細(xì)胞遺傳學(xué)分析，探討21號(hào)環(huán)狀染色躰的形成原因，臨牀表型與染色躰區(qū)帶的關(guān)系。