First the myth of fingerprints

Aug 22, 2005 10:35

Just when I thought I couldn't lose much more faith in the justice system, the Washington Post published an article about the mistakes and outright falsifications made by DNA labs ( Read more... )

news, justice, politics

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amaliadubois August 22 2005, 12:39:05 UTC
last night i watched a show about 'chimeras'. it was called I Am My Own Twin. this is when 2 embryos fuse together into one person very early in the womb. a little later and the person(s) would be siamese twins. later even and there would be twins. it is rare (or so docs and scientists think). if one embryo was destined to be a boy and one a girl, then the person is usually a hermaphrodite. when the same sex merges, sometimes the telling is in different skin pigmentation on the body. but this individual has 2 sets of DNA.

there were two cases profiled where the women showed no outward appearances of being a chimera. one woman in her 50's found her DNA didn't match her childrens, i can't remember specifically what it was she was about that she recieved this testing and so did her kids. organ transplant, blood transfusions...? so all these tests were done and it was discovered she was a chimera. parts of her hair and lymph system being the less dominant DNA from which her childrens came from and the rest of her a separate primary DNA. this case helped another mother who was going to lose her children because DNA showed her not to be the mother. of course not sure why it was in question (came into the show after it had already started) possible welfare deception. a big surprise when she was found by DNA not to match the kids. and so stressfull on her. thank goodness she had her third baby which didn't match her either and then it was brought out she could be a chimera in court just in time, a few days away from the system taking her children away and placing them in separate foster homes til all was figured out.

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neva_ivan August 23 2005, 05:15:26 UTC
Very interesting. That has to be kind of rare though (I hope), but I'm concerned that in some cases the labs just make stuff up.

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yeah amaliadubois August 23 2005, 06:19:01 UTC
tis scary indeed. nothings really infallible...
even without the DNA issue, i would never want to be a juror. you don't know about these things. i just hope that a lab that makes stuff up - is as rare as a chimera.

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