Read more Pasteur Institute stories on Newserhttp://www.newser.com/taggrid/30299/pasteur-institute.htmlhttp://img1-cdn.newser.com/images/newser-black250x40.gifhttp://www.newser.com/2012 - Newseren-usNewser Feed GeneratorFri, 25 May 2012 13:52:11 CDThttp://www.newser.com/story/38928/hivaids-may-be-100-years-old.htmlPeter Fearon<img src='http://img1-cdn.newser.com/getimage.aspx?mediaid=140902&width=45&height=45&crop=Y&updateddate=20110401002834' border='0' />The HIV/AIDS epidemic exploded in the 1980s, but new research shows HIV was plaguing the human population in Africa for a century before that. Old collections of human tissue samples from the Congo have produced evidence of old strains of HIV that may have emerged in 1908, reports Nature .A teen with her 3-year-old sister, who has HIV. HIV/AIDS was first recognized in the 1980s but new research suggests it has been plaguing humans in Africa for 100 years.http://www.newser.com/story/38928/hivaids-may-be-100-years-old.htmlThu, 02 Oct 2008 03:03:42 CDThttp://www.newser.com/story/26539/fat-cell-numbers-dont-bulge-study.htmlPeter Fearon<img src='http://img1-cdn.newser.com/getimage.aspx?mediaid=101074&width=45&height=45&crop=Y&updateddate=20110401013644' border='0' />The number of fat cells is set for a lifetime in childhood, a new study indicates. The latest research into obesity reveals fundamental new insights into why some people become fat and why it is so hard for overweight people to keep excess pounds off—even after a successful diet,...The number of fat cells - set in childhood - remain the same through our lives regardless of diets or surgery, according to new research.http://www.newser.com/story/26539/fat-cell-numbers-dont-bulge-study.htmlMon, 05 May 2008 07:44:00 CDT