Unfortunately this runs up against the conundrum that low caste South Indian groups, relatively untouched by Indo-Aryan culture (at least until the past few hundred years), also manifest high ...

In addition, haplotype diversity for its most common lineages (haplogroups R1a1a*-M198 and L3-M357) was estimated using a set of 15 Y-specific STR loci. The observed haplogroup distribution ...