The genetic data was presented by two leading workers in the field- Dr. Peter Underhill of Stanford University and Dr. V.K. Kashyap of the National Institute of Biologicals of New Delhi.
...Leading evidences come from population genetics, which were presented by two leading researchers in the field, Dr. V. K. Kashyap, National Institute of Biologicals, India, and Dr. Peter Underhill of Stanford University in California.
, on the other hand, with the most comprehensive set of genetic data (of both mtDNA and Y-chromosome) was quite emphatic in his
assertion that there is "no clear genetic evidence for an intrusion of Indo-Aryan people into India, [and] establishment of caste system and gene flow."
reply was that even though the time resolution needs further work, the fact that there are clear and distinct differences in the gene pools of Indian population and those of Central Asian and European groups, the evidence nevertheless negates any Aryan invasion or migration into Indian Subcontinent.