ABO基因分型及其法庭科學(xué)應(yīng)用研究
發(fā)布時(shí)間:2019-01-19 21:11
【摘要】:目的 為使ABO基因型更好地服務(wù)于法庭科學(xué)實(shí)踐,本研究建立和優(yōu)化ABO基因分型方法,并充分評估ABO基因型在法庭科學(xué)實(shí)踐中的可信性及應(yīng)用價(jià)值。方法 采用PCR-RFLP技術(shù),復(fù)合擴(kuò)增產(chǎn)物用Kpn Ⅰ和Alu Ⅰ限制性內(nèi)切酶酶切,經(jīng)聚丙烯酰胺凝膠電泳及硝酸銀染色判讀ABO基因型。運(yùn)用該方法對血樣、混合斑、唾液斑、毛發(fā)、肌肉、骨等常見生物學(xué)樣本進(jìn)行ABO基因分型。用PCR-直接測序法對ABO基因進(jìn)行序列分析。結(jié)果 該方法將ABO血型直接區(qū)分為常見的六種基因型。兩代家系的ABO基因型結(jié)果均符合孟德爾遺傳規(guī)律。同一個(gè)體的ABO基因型與ABO表型結(jié)果完全相符。100例認(rèn)定嫌疑人的強(qiáng)奸案中混合斑精子的ABO基因型與相應(yīng)嫌疑人血樣的ABO基因型結(jié)果完全一致。常見生物學(xué)檢材均能得到準(zhǔn)確的ABO基因型檢測結(jié)果。經(jīng)PCR-直接測序法檢出一例ABO基因突變。結(jié)論 運(yùn)用PCR-RFLP
[Abstract]:Objective to establish and optimize the ABO genotyping method and evaluate the credibility and application value of ABO genotypes in forensic practice in order to better serve the forensic practice of ABO genotypes. Methods the products were digested with Kpn 鈪,
本文編號:2411757
[Abstract]:Objective to establish and optimize the ABO genotyping method and evaluate the credibility and application value of ABO genotypes in forensic practice in order to better serve the forensic practice of ABO genotypes. Methods the products were digested with Kpn 鈪,
本文編號:2411757
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