Y-chromosome
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The Shijrah and the Y-Chromosome
A sequel arguing that BB and Qureshi reach the same wrong conclusion on Sayyid ancestry by different routes. The post contends that Y-chromosome evidence retains paternal descent that autosomal arithmetic…
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Arab Fathers are not fabrications (entirely)
Answering BB’s claim that Pakistanis invent foreign fathers, the author argues South Asian Muslims are not one block: Pashtuns, Baloch, Hazaras and Sayyids carry foreign ancestry the genetic record supports,…
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What Genetics Can, and Cannot, Explain About Caste
X.T.M summarises a WhatsApp exchange between two contributors over what ancestry data can show about caste, noting that no group maps cleanly onto caste or purity, and that the real…
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Where Do Brahmins Come From?
X.T.M argues that the claim ‘all Brahmins come from Kannauj’ is wrong, since Kannauj was one medieval centre among many, and that Brahmins have several regional origins but share paternal…
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Iranic if by Land, Indic if by Sea – Explorations in R1a
Using YFull data on Y-DNA branch dates, the author argues that R1a-Z93 lineages in India formed around 2100-1800 BCE, consistent with a steppe clan moving into South Asia, beyond the…
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Adivasis are not really more indigenous than most other Indians; they are marginalized
Razib Khan argues that Adivasis are no more indigenous than most other Indians, since populations mixed between about 4000 BC and AD 1, and that what sets them apart is…
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Eastern Y Chromosomes in the Indian subcontinent
The author notes that haplogroups C and F appear the only deeply rooted ‘eastern’ Y lineages in the subcontinent, asks about H among Adivasis, and compares the male-driven eastern Y…
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Lakshmi
Reading about the Corded Ware culture for his steppe series, the author explains that its mature phase is about 70 per cent Yamnaya, with farmer ancestry coming through women, and…
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The scions of the priest kings
Talking to a South Indian Brahmin about his haplogroups, the author notes that Brahmin Y chromosomes are about half R1a1a-Z93 though steppe ancestry is 15 to 30 per cent, and…
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Ancient German gotras
Discussing a study of two Bell Beaker cemeteries in south Germany, the author says archaeology, DNA and isotopes show family groups in which all males share one Y haplogroup and…
