American Association for the Advancement of Science (AAAS) Jan 22 2026 A newly sequenced genome of the bacterium that causes syphilis,  Treponema pallidum,  highlights the deep antiquity of treponemal diseases in the Americas. The findings, based on a 5,500-year-old specimen from Colombia, suggest syphilis's emergence was not dependent on the agricultural intensification and population crowding often linked to the spread of infectious disease. Instead, it was dependent on social and ecological

Tag-uri: Agricultura