The right colon appears to age faster in Black people than in White people, perhaps explaining the higher prevalence of right-side colon cancer among Black Americans, according to results from a biopsy study. “Our results provide biological plausibility for the observed relative preponderance of right colon cancer and younger age of onset in African Americans as compared to European Americans,” wrote the investigators, led by Matthew Devall, a research associate at UVA’s Center for Public Health Genomics a.