Principal component analysis (PCoA) based on 14 microsatellite loci showing patterns of genetic variation in the studied populations. (a and b) discriminate the four evolutionary lineages M, A, C and O on axes 1, 2 and 3. The studied populations cluster independently with both A and O lineages (c).
Alburaki et al. BMC Genetics 2013 14:117 doi:10.1186/1471-2156-14-117