World map of the distribution of the A allele of the single nucleotide polymorphism rs17822931 (538G-&gt;A) in the ABCC11 gene. The proportion of A alleles is represented by the white area in each circle.
Data taken from K. Yoshiura, A. Kinoshita u. a.: A SNP in the ABCC11 gene is the determinant of human earwax type. In: Nature genetics. Band 38, Nummer 3, März 2006, ISSN 1061-4036, S. 324–330, doi:10.1038/ng1733, PMID 16444273
Hccbe modified by Kuebi = Armin Kübelbeck