India, Jan. 29 -- A recent study conducted by a scientist from the Central Forensic Science Laboratory, Pune, highlighted that consanguine marriages lead to hierarchical imbalance of ABO blood group and Short Tandem Repeat (STR) frequency and affect the genetic diversity among people. The study also underscored the challenges in forensic DNA analysis due to reduced genetic diversity.

The study titled "Consanguine Marriage leads to Hierarchical Imbalance of ABO and STR Frequency and affects the Genetic Diversity" has been published in the journal, Current Forensic Science on January 25. Consanguineous marriage is defined as a union between two individuals who are related as second cousins or closer, with an inbreeding coefficient (F) equa...