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Hirlhira gene is one of the negative regulators of histone gene expression. It has been confirmed that HIRA contains a conserved family of proteins found in various species including yeast, Drosophila, fish, Xenopus, chicken and mammalian mouse, human.

Hir/hira基因是组蛋白基因表达的负调节因子，其产物包含一组保守的蛋白家族，广泛存在于从酵母、果蝇、鱼、爪蟾、鸡以及到哺乳动物小鼠和人类等多种生物体当中。

The primers of exon 1 and 2 of hircine GDF9 gene were designed on base of the sequence of ovine GDF9 gene.

本研究根据绵羊GDF9基因序列设计引物扩增山羊GDF9基因的外显子1和外显子2。

After cloned and sequenced, the nucleotide of exon 1 of hircine GDF9 gene is 397 bp and is 99%(395 of 397) homologous to sheep. The nucleotide of exon 2 of hircine GDF9 gene is 965 bp and is 98%(955 of 965) homologous to sheep.

克隆测序后连接出山羊GDF9基因的外显子1长度为397bp，与绵羊外显子1的同源性为99%(395/397)，外显子2长度为965bp，与绵羊外显子2的同源性为98%(955/965)。

Hog cholera virus strain shimen ; p23 gene ; p14 gene ; cloning ; sequence analysis and comparison

猪瘟病毒石门株； p23基因； p14基因；克隆；序列分析与比较

The homekeeping gene PO(acidic ribosomal phosphoprotein) is chosen for the endogenous reference gene for our semiquantitative RT-PCR.

研究结果表明：1、山羊腔前卵泡不表达P450arom，但表达P450scc和

The two isolates were more closely related to CTN, with the homogeny of N gene and G gene as 89.1% and 85.6%-85.7% at the nucleotide level, but 97.6%-98.0% and 92.3% at the amino acid level respectively, than to other vaccine strains.

结论2株狂犬病毒是基因1型狂犬病毒，但无论是N基因还是G基因的核苷酸序列，以及推导出来的氨基酸序列与已知的1型狂犬病毒株及疫苗株均有一定的差异。

The two isolates were more homogeneous with CTN among vaccine strains, and the homogeny of N gene and G gene was 89.1% and 85.6-85.7% in nucleotide level, and 97.6-98% and 92.3% in amino acid level respectively.

目的 分析河南省两株狂犬病毒的遗传学特征，了解狂犬病毒的街毒株与人用及兽用狂犬病疫苗株间的差异，为有效控制狂犬病疫情提供科学依据。

Through homologue gene comparison, we identified new exons in human CDYL gene.

本研究通过人，鼠和猪的同源序列比对，鉴定出了人CDYL 基因中新近起源的两个具有编码功能的外显子。

The sgna gene, a synthetical agglutinin gene of Galanthus navies, codes a poisonous protein for Homoptera.

人工合成的雪花莲外源凝集素基因sgna可以编码对同翅目昆虫具有毒杀作用的蛋白。

The frequencies of ESA and ESa alleles were 0.6426 and 0.3574 respectively.③The gene heterozygosity,the number of effective allele and the gene homozygosity index were 0.4593,1.8495 and 0.0814,respectively.

藏羊是青海省的原始绵羊品种之一，具有较强的遗传性、合群性和耐寒性，并且善于登山远牧，对3000～5000m的高海拔地区，有良好的适应能力。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。