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)狀染色體綜合征的進(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)太空誘變后的生物工程細(xì)胞染色體畸變率為：環(huán)狀占10.5%，無(wú)著絲斷片占36.75%，三射、四射體占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(guò)對(duì)1例21號(hào)環(huán)狀染色體綜合征患者的細(xì)胞遺傳學(xué)分析，探討21號(hào)環(huán)狀染色體的形成原因，臨床表型與染色體區(qū)帶的關(guān)系。