Although Y- chromosome distributions in Central ... expansion throughout the region. 33 Although G2c-M377 is the second most frequent haplogroup in south Afghanistan (6.2%), it is found at ...

In 2002, the Y Chromosome Consortium (YCC) constructed a tree of 153 haplogroups based upon 243 unique genetic markers. In this report, researchers led by Dr. Michael Hammer of the University of ...

Not all Y chromosomes are the same. There are variants within the male gender called “Y-haplogroups”, which are usually associated with specific geographic regions and tend to indicate the ...

20, 23, 26 The presence of R-P25 Y chromosomes has also been reported in population groups from the Sudan; 27 however, as no internal markers were typed, the sub-haplogroup affiliation of these ...

In 2002, the Y Chromosome Consortium (YCC) constructed a tree of 153 haplogroups based upon 243 unique genetic markers. In this report, researchers led by Dr. Michael Hammer of the University of ...