Study on abnormality of sex chromosome in children

This is the first study of the genetic causes of infertility that links a particular sex chromosome meiosis-specific gene to sterility.

这是关于与某个特定性染色体连锁，与减数分裂和不育症有关的基因导致不育的首个研究。

Based on the model of XY type sex chromosome, the entropy variation regularity of sex linked population equilibrium was studied by using the information theory method.

以XY型性染色体为模型，运用信息论方法研究了性连锁群体平衡的熵变规律。

Mechanisms of the sex chromosome aberration causing abnomal sex development were discussed.

在这些研究结果的基础上，本文对由于性染色体畸变而导致的性别发育异常的机制进行了分析和讨论。

Among them, there were 9 cases of abnormal chromosomal number, 4 cases of abnormal structure aberration and 2 cases of number anomalies of sex chromosome.

其中常染色体数目异常9例，结构异常4例，性染色体数目异常2例。

The No. 5 is sex chromosome ( ZW type).

5为异型性染色体（ZW型）；

Conclusion Sex chromosome aberration is the most important cause that results in sex differential distortion.

结论性染色体异常是导致性分化异常的重要原因之一。

The sex chromosome is XY.

性染色体为XY。

Non-gonadal defect and abnormal sex chromosome syndrome

无性腺缺陷－性染色体异常综合征

Sex chromosome abnormalities and analysis of the relationship between male infertility

性染色体异常与男性不育的关系分析

Similar to Mark W. The sex chromosome.

采用类似于Mark W.性染色体Z为中着丝粒染色体，W为近端着丝粒染色体。

Chromosome Diseases of Human ⅱ. Sex Chromosome Diseases

人类染色体疾病

Among 19 cases autosomal abnormal are 14 cases, sex chromosome abnormal are 5 cases.

其中，常染色体异常14例，性染色体异常5例。

Unlike other sex chromosome aneuploidy, there are no general characteristic physical features for triple X patients.

与其他性染色体非整倍体不同，XXX核型的患者并没有显著的身体特征。

Study on the Breeding of Male Silkworm Varieties Using Lethal Lines Balanced on Silkworm Sex Chromosome

利用性连锁平衡致死系进行雄蚕品种选育的方法研究

Conclusion: Turner's syndrome is the most common abnormality of sex chromosome in children.

结论：Turner氏综合征是儿童性染色体异常中最常见的类型。

Objective: To investigate abnormality of sex chromosome in children and its prenatal diagnosis.

目的：研究儿童性染色体异常及产前诊断性染色体异常。

Combined with ultrasonic examination in perinatal stage, karyotype analysis and FISH can help to screen those chidren with abnormal sex chromosome.

应用染色体核型分析和荧光原位杂交技术，同时结合围产期超声检查进行产前诊断，可筛选性染色体异常患儿。

There were 61 cases of sex chromosome abnormality accounting for 37.20% in the chromosomal abnormal karyotype;

性染色体异常61例，占染色体异常核型的37.20%；

Conclusion The sex chromosome abnormality is one of the major causes of primary azoospermia.

结论性染色体异常是原发性无精子症发生的根本原因之一。

Sperm sex chromosome analysis and preimplantation genetic diagnosis of patients with sex chromosome anomalies

外周血性染色体异常患者精子染色体分析及植入前遗传学诊断