Fig. 3From: Native American ancestry and breast cancer risk in Colombian and Mexican women: ruling out potential confounding through ancestry-informative markersScatter plots of first versus second, and first versus third genetic principal components (PC) of study participants (crosses: BC patients, circles: population-based controls) and reference panels of African, European and Native American ancestry (represented by triangles; M1 includes Maya, Mixe, Mixtec, Purepecha and Zapotec, M2 includes Tepehuano and Yaqui, and M3 includes Pima individuals); panel A: Colombian study, panel B: Mexican studyBack to article page