Population differentiation of southern Indian male lineages correlates with agricultural expansions predating the caste system.
Arunkumar G, Soria-Hernanz DF, Kavitha VJ, Arun VS, Syama A, Ashokan KS, Gandhirajan KT, Vijayakumar K, Narayanan M, Jayalakshmi M, Ziegle JS, Royyuru AK, Parida L, Wells RS, Renfrew C, Schurr TG, Smith CT, Platt DE, Pitchappan R; Genographic Consortium.
Arunkumar G, et al. Among authors: ashokan ks.
PLoS One. 2012;7(11):e50269. doi: 10.1371/journal.pone.0050269. Epub 2012 Nov 28.
PLoS One. 2012.
PMID: 23209694
Free PMC article.