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- Objective To discuss the correlation between sex chromosomal abnormalities and gonadal dysgenesis. 目的探讨性染色体异常对性腺发育的影响。
- sex chromosome abnormalities 性染色体异常疾患
- Keywords Amenorrhea;Karyotype;Sex chromosome abnormality; 闭经;核型;性染色体异常;
- A chromosome that is not a sex chromosome. 常染色体非性染色体的一个常染色体
- Keywords dual-color fluorescence in situ hybridization;Klinefelter syndrome;sex chromosomal abnormalities;DNA special probe; 荧光原位杂交;克氏综合征;性染色体异常;DNA特异性探针;
- sex chromosome abnormality 性染色体异常
- The exact causes of polycythemia vera is unknown, (some with nonrandom chromosome abnormalities). 严重的有时甚至影响心和脑。
- Humans have 22 chromosome pairs plus two sex chromosomes. 除了两个性染色体之外，人体有22对染色体。
- The results indicated that balanced chromosome rearrangement is the chief form of chromosome abnormalities and being carriers to cause abortion. 讨论了平衡染色体重排的断裂点,热点与染色体脆性部位三者之间的关系,分析了平衡易位是导致习惯性流产的染色体异常的一种主要形式
- Conclusion Chromosome abnormalities may be one of the important causes of abortion, stillbirth, monster and malformation. 其中常染色体异常16例，性染色体异常3例，染色体形态异常7例，标记染色体3例。
- Mammals normally have two sex chromosomes. 哺乳动物正常情况下有两种性染色体。
- Results:Totally there are 62 cases of chromosome abnorm alities which is 37.7% in all exam iners. 结果检出异常核型62例;占全部被检者37.;3%25。其中性染色体异常53例;占全部被检者31
- Unlike other sex chromosome aneuploidy, there are no characteristic physical features for triple X patients. 由于大部分患者缺乏明显的表现型特征,造成本综合征有相当大的鉴别难度。
- All the new genes might be located at euchromosomes but MMSA-1 at sex chromosome. 除MMSA-1可能定位于性染色体，其余均可能定位于常染色体；
- The damage effects of 1,2,4-trichlorobenzene (1,2,4-TCB) on the chromosome abnormalities in root meristematic cells of A. sativum seedlings were studied. 摘要通过1,2,4-三氯苯(1,2,4-TCB)对大蒜幼苗的水培试验，研究了不同浓度1,2,4-TCB对大蒜根尖分生细胞染色体异常的诱变作用。
- Besides,we discussed the sex chromosome and the mechanism of sex determination of Elaphodus cephalophus. 根据现存的几种核型的分析对毛冠鹿的性染色体及性别决定机制作了初步的探讨。
- Method: Studying of normal and sex chromosome by classic cytogenetic analyse in leukemia patients before and after treated by allo-HSCT. 方法:应用常规细胞遗传学方法定期检测白血病患者异基因造血干细胞移植前后常染色体、性染色体情况。
- X chromosome was the second largest submetacentric chromosome and Y was the smallest acrocentric chromosome in 1 pair sex chromosome. 1对性染色体中 ,X染色体为 1条第二大的亚中部着丝点染色体 ,Y染色体为最小的端部着丝点染色体。
- Methods Study the normal and sex chromosome by classic cytogenetic analysis in leukemia patients before and after treatment by allo-HSCT. 方法应用常规细胞遗传学方法定期检测白血病患者异基因造血干细胞移植前后常染色体、性染色体情况。
- Aim: To explore the relationship between chromosome abnormalities and myelodysplastic syndrome,and the influence of chromosome abnormalities on the prognosis of myelodysplastic syndrome. 目的：探讨染色体核型改变与骨髓增生异常综合征的关系及对预后影响。
