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Old 06-08-2002, 04:24 PM
Greenkeys Greenkeys is offline
  Join Date: Sep 2001

*Is there DNA in human hair?*
My mom thinks that there is DNA in human hair, I think she's wrong. Can
anyone shed light on this?
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Old 06-08-2002, 05:10 PM
MEBuckner MEBuckner is offline
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  Join Date: Aug 2000
Location: Atlanta, Georgia, USA
Posts: 9,802

According to this paternity testing company's website, a hair follicle
pulled directly from the scalp is usable, but a hair that's just fallen out
in the course of normal events likely will not be.

However, this U.S. Department of Justice guide for collecting evidence in
sexual assault cases indicates that most any kind of hair sample can be

The paternity test people do say using hair from a dead follicle is
"difficult", not necessarily "impossible"; it may just be more of a pain to
do when, as in a normal paternity case, you should be able to get a clean
sample, but worth trying for in a serious criminal case where the
perpetrator hasn't hung around to provide a nice convenient blood sample.
"In our obscurity, in all this vastness, there is no hint that help will
come from elsewhere to save us from ourselves." -- Carl Sagan
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is there dna in hair

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