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目的研究D5S818,D7S820的多态性及法医学应用价值。方法应用聚合酶链反应(PCR)、聚丙烯酰胺凝胶电泳分离及银染显带技术对武汉地区汉族232例无关个体作D5S818,D7S820位点分型调查。结果D5S818和D7S820位点分别检出8个和6个等位基因,获汉族人群基因频率分布。二位点基因型频率分布符合HardyWeinberg平衡。位点杂合度分别为08121和07934,个人识别能力分别为09416和09255,非父排除率分别为05842和05816。结论D5S818和D7S820STR位点均是高杂合度、高鉴别能力的遗传标记系统,在法医学个人识别和亲子鉴定中有较高实用价值  相似文献   

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目的 研究D5S818,D7S820的多态性及法医学应用价值。方法 应用聚合酶链反应,聚丙烯酰胺凝胶电泳分离及银染是带技术对地区汉族232例无关人体作D5S818,D7S820位点分型调查。结果 D5S818和D7S820位点分别检了8个和6个等位基因,获汉族人群基因频率分布。二位点基因型频率分布符合Hardy Weinberg平衡。  相似文献   

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A set of 212 samples from unrelated Spanish Caucasians living in Andalucia (southern Spain) were analyzed with a new commercially-available kit for multiplex amplification of 3 STR loci (D13S137, D7S820, and D16S539), manual denaturing polyacrylamide gel electrophoresis and silver staining. These three loci are of special interest for the forensic community since they are a part of the 13 CODIS-core STR loci. The results show that the loci D13S317 and D16S539 meet Hardy-Weinberg expectations (HWE), but the locus D7S820 did not meet HWE (p = 0.003). However, there was no detectable departures from independence (i.e., linkage disequilibrium) between any pair-wise combination of loci. The D7S820 data were further investigated. The excess homozygosity was due to an excess of D7S820 10, 10 homozygotes. To determine if the allele frequency data are meaningful and can be applied to forensic identity cases, the Spanish D7S820 allele frequency data were compared with four other Caucasian sample populations. The D7S820 allele frequencies were statistically similar; thus, the results support that the allele frequency data can be used reliably for estimating DNA profile frequencies.  相似文献   

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通过对3个位于不同染色体上的STR基因座(D165539,D7S820,D13S317)所组成的复合扩增体系的DNA分型研究,以期在实际法医物证检验中增加检验基因座,以提高总的个体识别率。笔者运用复合扩增技术,经4%变性聚丙烯酸胺凝胶电泳分离扩增产物和银染检测,首次对108个无关中国人个体的D16S539,D7S820,D13S317基因座进行研究,检测出中国人群中3个基因座的等位基因数均为7个;偶合率P(m)分别为0.0847、0.0740、0.0741;个体识别率DP值分别为0.9153、0.9260、0.9259;杂合度分别为77.7%、79.1%、79.3%;各基因座亲子关系指数PItypical分别为2.24、2.39、2.42。3个STR基因座总的个体识别率很高,达0.9995;总的亲子关系指数PItypical达12.96;所有基因座经卡方检验符合Hardy-Weinberg平衡。通过以上数据可以看出,D165539,D7S820,D13S317基因座所组成的复合扩增体系在中国人群中等位基因分布较好,个体识别率很高,适合用于法医个体识别及亲子鉴定。  相似文献   

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Allele frequencies for nine STR loci namely, TH01, TPOX, CSF1PO, vWA, FESFPS, F13A01, D13S317, D7S820 and D16S539 were obtained from a sample of 437 unrelated individuals living in Chungcheong-do, South Korea.  相似文献   

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Allele frequencies for the nine STR loci included in the AmpFlSTR Profiler kit were determined in a Thai population of 100 unrelated individuals.  相似文献   

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Allele frequencies of nine short tandem repeat (STR) loci, D3S1358, vWA, FGA, TH01, TPOX, CSF1PO, D5S818, D13S317 and D7S820, were determined for 127 unrelated Bangladeshi individuals and 105 unrelated Indonesian individuals using the AmpFLSTR Profiler Kit. The genotype frequency distributions of the nine STR loci were in the Hardy-Weinberg equilibrium for both populations.  相似文献   

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Allele frequencies of seven short tandem repeats (THO1, TPOX, CSF1PO, vWA, D13S370, D7S820 and D16S539) were obtained from a sample of 165-213 unrelated individuals born in Central Anatolia region of Turkey  相似文献   

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Allele frequencies for the fifteen STRs included in the GenePrint PowerPlex kit were determined in 870 unrelated individuals from Polish population. All loci met Hardy-Weinberg expectations. Exact tests disequilibrium analysis revealed no departures from independence out of 105 pair-wise comparisons. The combined MP and PE for all 15 loci are 6.00x10(-17) and 0.999999, respectively.  相似文献   

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Genotype and allele frequencies for STR loci D3S1358, vWA, FGA, D8S1179, D21S11, D18S51, D5S818, D13S317, D7S820 were investigated in 289 unrelated Italian Caucasian individuals from the North and South regions. After co-amplification by polymerase chain reaction, automatic DNA profiling of these nine STR loci was performed by ABI PRISM((R)) 310 DNA Genetic Analyzer. For each locus, statistical parameters for forensic and paternity purposes were then calculated; the combined power of discrimination and the combined power of exclusion of all nine loci were 0.9999999999917 and 0.99992 for the Northern population and 0.9999999999921 and 0.99991 for the Southern population.  相似文献   

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A population study on thirteen short tandem repeat (STR) loci was performed on 223 unrelated Italian Caucasians. The DNA was amplified by PCR. Separation and detection of the amplified STR fragments was carried out by use of 377 automated system (Applied Biosystems Division/Perkin Elmer). All loci meet Hardy–Wienberg expectations, and the data show only five departures out of seventy-eight pairwise locus tests which is close to expectations of 5% (5/78=6.4%). When correcting for multiple tests, there is little evidence for departures from expectations between loci. The combined Power of Exclusion for the thirteen STR loci is 0.99999270. The results demonstrate that these loci will be very useful for human identification in forensic cases in Italy.  相似文献   

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Allele frequencies for 13 STRs were obtained from a sample of 306-1041 unrelated individuals born in the Pomerania-Kujawy region of Poland.  相似文献   

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Allele and genotype frequencies for the nine loci D3S1358, vWA, FGA, D8S1179, D21S11, D18S51, D5S818, D13S317 and D7S820 were determined for 310 unrelated Turkish individuals.  相似文献   

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Allele distributions for the nine STR loci included in the AmpFlSTR Profiler Plus kit were evaluated in a Thai population of 300 unrelated individuals.  相似文献   

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The genetic variations for 15 short tandem repeat (STR) loci-D8S1179, D21S11, D7S820, CSF1PO, D3S1358, TH01, D13S317, D16S539, D2S1338, D19S433, vWA, TPOX, D18S51, D5S818 and FGA, were performed on a population of 210 unrelated Thai individuals using the commercially available AmpF/STR Identifiler kit.  相似文献   

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