Demonstration of DSI-semen--A novel DNA methylation-based forensic semen identification assay.

  title={Demonstration of DSI-semen--A novel DNA methylation-based forensic semen identification assay.},
  author={Adam Wasserstrom and Dan Frumkin and Alan Davidson and Moshe Shpitzen and Yael Herman and Ron Gafny},
  journal={Forensic science international. Genetics},
  volume={7 1},
Determining whether the source tissue of biological material is semen is important in confirming sexual assaults, which account for a considerable percentage of crime cases. The gold standard for confirming the presence of semen is microscopic identification of sperm cells, however, this method is labor intensive and operator-dependent. Protein-based immunologic assays, such as PSA, are highly sensitive and relatively fast, but suffer from low specificity in some situations. In addition… CONTINUE READING


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