Adiba Ansari
Amity Institute of Forensic Sciences, Amity University; Sec-125, Noida. U.P, 201303, India
Publications
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Research Article
Evocation of DNA from the Blood Sample Mixed with Road Concrete- A Forensic Review
Author(s): Adiba Ansari and Naresh Kumar
Several types of biological samples are recovered in different conditions in various types of crimes. Sometimes, due to mishandling of the evidence they do not produce good results. Blood is a common type of biological sample found at crime scene involving hitand-run, murder and various sexual assaults, etc. In the cases such as hit and run, the blood gets mixed up with the soil and act as resistance in obtaining proper DNA profiling of a victim or a suspect. The advanced technologies for DNA profiling like STR analysis help in the identification of a criminal even if there is not much quantity of biological sample from the crime scene. But non-scientific procedure of blood collection and preservation reduces the chances of amplification of DNA. Additionally, in many outdoor cases blood sample contaminated with soil becomes problematic because of the presence of humic acid in soil. Hu.. Read More»
