The experts from Erasmus University in Rotterdam, the Netherlands, is developing a method of blood pendekteksian criminals. Through the method of testing techniques adopted from deoxyribonucleic acid (DNA), the researchers were able to reveal the age of criminal offenders is based only a drop of blood.The method works by using the characteristics of immune cells or T cells that would react against foreign substances. "This method can be used for criminal cases that involve a lot of blood in it. This discovery is a breakthrough in the history of DNA testing,"
DNA does not change with age, but the activity of certain genes changed by time.
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