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- Objective:To study the relation between severe oligospermia, azoospermia and abnormal chromosome karyotypes. 目的:探讨男性严重少精子症和无精子症与染色体异常的关系。
- Objective: To analyze abnormal chromosome karyotype and pathogenesis of primary amenia. 目的分析原发闭经患者染色体核型与病因。
- The chromosome karyotypes and the chromosome variation of regenerated plants of perennial ryegrass(Lolium perenne L. 对多年生黑麦草核型及组织培养再生植株细胞染色体变异进行了观察研究。
- Chromosome karyotype: 45, X/46, XX 8 cases, 46, Xi(Xq) and 45, X/46,Xi(Xq) 2 cases respectively, 45, X/46, XY 1 case, only 4 cases homozygote 46, XX. 染色体核型：45，X/46，XX8例，46，Xi（Xq）和45，X/46，Xi（Xq）各2例，45，X/46，XY1例； 仅4例为纯合子45，X。
- The LDH isozymes and chromosome karyotype analysis demonstrated that the nuclear?tranplanted embryos exhibited the characteristics of ?Bufo raddei. 对发育不同时期的胚胎，进行了乳酸脱氢酶同工酶谱及染色体组型分析，结果显示其均与受体一致。
- The karyotype was analyzed.The results show that there are 48 telocentric chromosomes.The formula of chromosome karyotype are 2n=48t and NF=48. 结果表明，星斑川鲽的染色体为48条，全部为端部染色体，核型公式：2n=48t，染色体总臂数NF=48。
- CONCLUSION: Both of abnormal chromosome karyotype and Y-chromosome microdeletion are important to cause azoospermia and severe oligospermia. 结论：染色体核型异常和Y染色体微缺失均与无精子症和严重少精子症的发生有关。
- Methods We used routine methods to fix cells of passage 2 and 10,G-banding technique to analyze the chromosome karyotype,nude mice carcinogenic test to detect the tumorigenicity. 方法采用常规染色体G带处理方法分别对8个样本的第2、第10代人皮肤成纤维细胞进行核型分析,并通过裸鼠皮下致肿瘤实验对其致肿瘤性进行考察。
- It turned out that 7 cases were found with trisomy 21.4 cases among the 9 916 negative-screening cases were born with trisomy 21,according to the analysis of the chromosome karyotypes in peripheral blood. 在筛查阴性的9 916例中,出生DS患儿4例,经外周血染色体核型分析证实为21三体。
- Study on Chromosome Karyotype of Boer Goat 布尔山羊的染色体核型分析
- Analysis of chromosome karyotypes 染色体核型分析
- chromosome karyotyp 染色体
- Chromosomal karyotype analysis of the oppositifolious and alternate maizes has been carried out with the method of essential balm. 采用风油精法制片，对对生玉米和互生玉米染色体进行核型分析。
- Methods: Chromosomal karyotypes were examined in 509 male infertile patients by periphery blood lymphocyte culture and G banding. 方法509例男性不育患者行外周血淋巴细胞G显带染色体核型分析。
- Results Out of the 695 patients with abnormal child-bearing history abnormal chromosomal karyotypes was detected 29 patients, accounted for 4.2%. 结果发现695例患者中有染色体核型异常29例;异常率4.;2%25。
- The position that a given gene occupies on a chromosome. 基因座在一条染色体上某种给定基因所占的位置
- Methods Cordocenteses were performed in 7 fetuses with pleural effusion and then chromosomal karyotypes,TORCH,hemoglobin electrophoresis and blood groups were analyzed. 方法对7例患有胸腔积液的胎儿抽取脐静脉血行染色体核型、TORCH、血红蛋白电泳、血型等检查;
- The primary and liver metastatic tumors were similar to the original human carcinoma in histopathological and ultrastructural features, DNA content and chromosomal karyotype. 组织病理学和电镜观察，流式细胞仪DNA含量测定及染色体核型的分析，结果证明与原始肿瘤完全一致。
- A chromosome composed primarily of heterochromatin. 异染色体主要由异染色质组成的染色体
- Conclusion combined tests with chromosomal karyotype and marrow biopsy may be useful for diagnosing the early MDS without evidence of dysplastic hematopoiesis. 结论联合应用染色体核型分析和骨髓活检有助于对没有明显病态造血改变的早期MDS进行诊断。
