Plague has infected humans since Bronze Age, DNA study shows

Disease has been present for twice as long as previously thought, and was originally spread by human-to-human contact, not fleas, says new study Plague has been a human scourge for more than twice as long as had previously been thought, new research suggests. Continue reading...
Source: Guardian Unlimited Science - Category: Science Authors: Tags: Infectious diseases Science Microbiology Bubonic plague University of Cambridge Source Type: news