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An experimental study on the relationship between the estimation of early postmortem interval and DNA content of liver cells in rats by image analysis
Author(s): 
Pages: 68-69
Year: Issue:  2
Journal: JOURNAL OF FORENSIC MEDICINE

Keyword:  早期死亡时间DNA图像分析大鼠;
Abstract: 实验选择15只大鼠,处死后,在24h内,每隔1h取肝组织块进行细胞学涂片、福尔马林液固定、Feulgen染色、自动图像分析仪测量、统计学处理数据.结果表明,肝细胞DNA含量在死后24h内,随死亡时间的延长而较有规律的下降.其中积分光密度、平均光密度、异形指数是用来研究死亡24h内肝细胞DNA降解规律,并准确推断死亡时间的较好指标.
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