DNA Test in India - A Quick & Easy Guide
A DNA test is the best way of genetic identification of a person. While the DNA fingerprinting technique is now more than three decades old, there are continuous advancements in the field of DNA testing . This blog will take you deeper into the - 'what, how, and where' of a DNA test in India . DNA Test and its Application Deoxyribonucleic acid or the DNA constitutes the genetic material in a human. It carries genetic information from one individual to his/her offsprings. Sterile buccal swabs are used to collect the DNA samples from the mouth. It is a painless process of collecting epithelial cells from the inside of the cheek walls. The DNA is extracted from these cells and subjected to the following steps for testing and analysis: Breaking down the long DNA strand into smaller fragments called Short Tandem Repeats or STRs. Amplifying the STRs using Polymerase Chain Reaction (PCR). Analyzing the resultant patterns of base-pair sequences, also called DNA fingerprint . Matching