DNA CollectorScientist Sarah Tishkoff pulls together a database of African populations-one DNA sample at a time.
"Africa is one of the most genetically diverse regions of the world," observes scientist Sarah Tishkoff. Tishkoff, the David and Lyn Silfen University Associate Professor, ventures across savanna and forest collecting DNA samples from a cross-section of Africa's many ethnic groups. In this audio slide show, she discusses findings related to genetic mutations in African pastoral populations. |
NewsDeath of Renowned Penn Chemist Ralph F. Hirschmann, 1922-2009Shelley L. Berger is appointed Penn Integrates Knowledge Professor SAS and the Economy More News EventsJuly 6 - 12: Richard Beeman, Not Even Past: Conversations on American History. Open Learning Commons history book group kicks off with discussion of Plain, Honest Men: The Making of the American Constitution.July 7: Philippe Bourgois, Richard Perry University Professor of Anthropology and Family and Community Medicine at Penn, discusses his new book, Righteous Dopefiend. Penn Bookstore, 3601 Walnut Street. 7 p.m. July 14: Memorial Service for Dr. Ralph F. Hirschmann. A memorial service is being held to celebrate the professional life and work of Ralph F. Hirschmann, the Rao Makineni Professor of Bioorganic Chemistry at Penn. Irvine Auditorium, 3401 Spruce Street. 3 p.m. More Events MultimediaOf Telescopes and Microscopes. In this panel discussion and Q&A hosted by the Center for Particle Cosmology, leading experts consider what insights modern observations might provide into phenomena such as dark matter, dark energy and the physics of the early universe. Not Even Past: New Perspectives on American History. During the 2009 spring semester, faculty from Penn's Department of History joined in public conversations that touched on their recent scholarship to explore aspects of America's story. More Multimedia |
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