| molecular characterization of a pre-columbian mummy and in situ coprolite. | the history of homo sapiens dispersal around the world and inherent interpopulation contacts and conflicts has given rise to several transitions in his relationships with the natural world, with the final result of changes in the patterns of infectious disease (mcmichael [2001] ecosystem health 7:107-115). of particular interest, in this context, is the contact between amerindians and europeans that started at the end of the 15th century, and the resulting exchange of microbes. we successfully r ... | 2006 | 16342258 |