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Archiver > GENEALOGY-DNA > 2010-07 > 1280587601


From: Jim Bartlett <>
Subject: Re: [DNA] Jewish DNA
Date: Sat, 31 Jul 2010 10:46:41 -0400
References: <4C53F0B9.8070006@tadaust.org.au>
In-Reply-To: <4C53F0B9.8070006@tadaust.org.au>


I don't understand - genetically 1/2 of a mother's DNA goes to both her children...

Jim - Sent from my iPhone - FaceTime!

On Jul 31, 2010, at 5:45 AM, patrick holland <> wrote:

> Hello,
>
> I have been following the extensive discussion about the DNA evidence
> of Sephardic Jewish ancestry in the contemporary inhabitants of places
> such as Mexico and other places in the New World where Jews settled
> following the Jewish diaspora from Spain during the 400 years of the
> Spanish Inquisition.
>
> From an Anthropological perspective, a Jew is, by definition , someone
> who is born of a Jewish mother, it has nothing to do with DNA.
> Therefore, I ask myself, from a genealogical perspective, what is, '
> Jewish DNA ' ?
>
> If a Jewish women ,' marries out ', she can only pass on her Jewish
> identity to her daughters. Her sons, by definition , are not Jewish, so
> a Y-DNA test on the sons of the, ' mixed marriage ', will , from an
> Athropological perspective , not contain any , ' Jewish .DNA ' per se,
> although , genetically, the sons will, like their sisters, still be,
> vulnerable to certain genetic diseases. which occur more commonly in
> Jewish communities., Therefore, in some circumstances, such as where an
> individual is diagnosed as having , Tay-Sachs disease , it may be
> possible to identify the Jewish ethnicity of an individual. But apart
> from medical genetics , what DNA tests are available which can prove or
> disprove that an individual has a Jewish ancestry ? .
>
> According to my Y-DNA test, I belong to Haplogroup R1b1b2 . I have a DYS
> 391=10, so my Haplotype is a ,Type # 6 , variation of the Atlantic Modal
> Haplotype. Therefore, I may have Sephardic Jewish ancestry if any of
> my ancestors came from the Sephardic Jewish community which settled in
> the Netherlands. So what DNA tests can I have done which will tell me
> if I have Sephardic ancestry ? I know that FTDNA have a Jewish
> ancestry test.. Has anybody had it done ?
>
> In conclusion, does anybody know if a comparative study of DNA has been
> done in contemporary Israel on individuals of Arab and Jewish ethnicity
> which has been able to prove that a distinctive, ' Jewish DNA '
> actually exists ?
>
> Patrick Holland.
> Perth, Western Australia.
>
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