Conclusion: No correlation was found between glucocorticoid receptor gene in exon 2/1 codons 23 and asthma.
结论：江西籍汉族人种中糖皮质激素受体基因外显子2/1密码子23基因未发现多态性的存在。
Tumor biopsies were evaluated for the presence of somatic mutations in exons 18-21 of EGFR and exon 2 of RAS by bi-directional sequencing.
对肿瘤组织进行或组织检查以检测EGFR的18—21外显子的突变并应用双向测定法检测RAS的2外显子的突变。
Genome DNA was extracted from peripheral blood, exon 1 and exon 2 of DAX1 gene were amplified by PCR for sequencing, and mutation screening of SF1 gene (exon 2-7) was conducted.
抽提外周血基因组dna，对DAX1基因2个外显子(外显子1和2)的PCR扩增产物进行测序分析；无突变者行SF 1基因(外显子2 ~ 7)突变筛查。
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