One side of the colon ages faster than the other, scientists reveal New research reveals the colons of African-Americans and people of European descent age differently, helping explain racial disparities in colorectal cancer — cancer that killed beloved “Black Panther” star Chadwick Boseman only 43. Scientists led by UVA Health’s Li Li, MD, Ph.D.; Graham Casey, Ph.D.; and Matt Devall, Ph.D., of…