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Species Identification of Biological Samples by Amplifying Intron 8 of the TP53 Gene
Author(s): WANG Chuang, ZHANG Lin, ZHOU Bin, LIANG Weibo
Pages: 195-
196,199
Year: 2005
Issue:
3
Journal: JOURNAL OF FORENSIC MEDICINE
Keyword: 肿瘤抑制基因(TP53); 生物检材; 种属鉴定;
Abstract: 目的扩增常见动物TP53内含子8片段,确定其在法医学生物检材种属鉴定中的应用价值.方法收集标本为包括人在内的15种常见动物的血痕或肌肉组织,提取DNA后定量,应用PCR扩增TP53内含子8,PAGE电泳,银染后观察结果.结果人和猕猴都扩增出一条长度为460bp的片段,鳝鱼、鲢鱼、青蛙、鸭、兔、猫、小白鼠、豚鼠、猪、牛、羊虽有扩增产物,但不在分型区内,鸡、狗未见扩增产物.结论扩增TP53内含子8进行种属鉴定,方法简单,灵敏度较高.
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