Louses helped scientists to take DNA of ancient Indians

The international team of scientists from United States of America, Argentina, United Kingdom and Denmark made successful experiment on extraction of DNA of ancient people from glue of louses, with help which they fix the larvae (nits) to hair. Scientists note that for research DNA of human remains samples of teeth or skull inside are usually used. But such way often happens improper because of ethical aspects. Besides, similar manipulations perniciously influence remains, destroying their integrity and complicating further researches. But now experts thought up new, simple and, as...