DNA profiling technique proves the sexual assault convicting the offence of gang rape – A case study
Journal Title: MedPulse -International Medical Journal - Year 2017, Vol 4, Issue 5
Abstract
DNA profiling technique is the tool in forensic science where by biological evidences play important role in providing the source of DNA. DNA is isolated from different sources like Blood, Blood stains, Semen, Tissue, Bones and Hair in different cases like Paternity, Murder, Rape, Missing identity and many more. In this sexual assault case, blood and blood mixed semen stains are source of DNA profiling. A girl aged 13 years was alleged to have been raped by two persons in a wheat field in Amravati district of Maharashtra, India. After filing a complaint by victim’s father, garments of victim and both accused worn by them at the time of offence were seized by the police and sent to Forensic laboratory for chemical analysis. DNA was isolated from all blood and semen stains found on clothes and STR Profiles were taken as electropherograms. Reference blood samples of victim and both accused were collected, DNA was isolated from them and STR Profiles were taken as electropherograms. Mixed DNA profiles were obtained from blood mixed semen stains found on undergarments of victim and accused. Similarly, DNA profile was obtained from blood stains on shirt of accused. All above DNA profiles were compared with reference DNA profiles of Victim and Accused confirming presence of semen of one of the accused on the undergarment of victim and presence of blood of victim on the undergarment of other accused. Both the accused were convicted in the case and sentenced for 20 years rigorous imprisonment.
Authors and Affiliations
Vaishali B Mahajan, Amulya A Pande, Ajit Kokare, Kewalram R Gorle, Manoj R Bhandarkar, Laxmikant B Rewatkar
Keywords
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