据《自然遗传学》报道，研究人员宣称2号染色体和16号染色体发生基因变异会增加雌激素受体阳性的乳腺癌发病率。
Reporting in Nature Genetics, researchers said genetic variants on chromosome 2 and on chromosome 16 May increase the risk of estrogen-receptor-positive breast cancer.
免疫荧光实验结果指出，去除DNA和组蛋白的细胞核和染色体与抗肌动蛋白抗体呈阳性反应。
Indirect immunofluorescence tests showed that the DNA - and histone-depleted nuclei and chromosomes reacted positively with the anti-actin antibody.
对所得阳性杂交瘤细胞作染色体分析并对单克隆抗体进行特性分析。
The chromosome of the positive hybridoma and the character of the mAb were analysed.
结果63例恶性血液病患者染色体异常有29例，阳性率为46%。
Results 29 cases were found for the abnormal chromosome in 63 patients, the positive rate was 46%.
质粒dna和染色体dna分别与质粒探针和染色体探针杂交出现典型的阳性杂交斑。
Plasmid DNA and chromosomal DNA of the strain CEOI all obtained positive dot-blot to plasmid probe and chromosomal probe correspondingly.
结果表明，染色体分带技术比一般分析方法更为敏感，并且能提高阳性检出率。
The result shows that the chromosome banding technique is more sensitive than the common chromosome aberration analysis for detecting complicated chromosome aberration, increasing the positive rate.
目的分析妊娠相关血浆蛋白a (PAPP - A)在产前筛查胎儿染色体病时的灵敏度和假阳性。
Objective To determine the sensitivity and false-positive rate of maternal serum pregnancy associated plasma protein a (PAPP-A) screening for abnormal fetal karyotype.
翻舌为常染色体单基因隐性遗传，阳性为隐性性状。
Twisting tongue is the recessive heredity of single gene of autosome, while the positive type is the recessive character.
翻舌为常染色体单基因隐性遗传，阳性为隐性性状。
Twisting tongue is the recessive heredity of single gene of autosome, while the positive type is the recessive character.
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