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Genetic tests can be wrong if one of the tested people is a human chimera. ... A human chimera is made up of two sets of cells with DNA as different as any two siblings’ DNA. This is because a chimera is the result of fraternal twins fusing together at a very early stage in development.
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genetics.suite101.com/article.cfm/chimeras
genetics.suite101.com/article.cfm/chimeras
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Chimera (genetics) - Wikipedia, the free encyclopedia
Typically seen in non-human zoology (but also discovered to a rare extent in humans), a chimera is an animal that has two or more different populations of genetically distinct cells that originated ...
en.wikipedia.org/wiki/Chimera_(genetics)
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It is concluded that human/rat chimera model can be developed with neonatal rats. Human/rat xenograft model may provide a useful and convenient method for human hematopoietic stem cell assay in vivo.
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www.medscape.com/medline/abstract/12844417
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BACKGROUND: We recently described a new approach that enables the generation of human/mouse chimera by adoptive transfer of human peripheral blood mononuclear cells into lethally irradiated normal strains of mice or rats, radioprotected with bone marrow from donors with severe combined immune deficiency. ... The B cells,
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www.medscape.com/medline/abstract/9133480
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One person outside: But two people "inside": That's the gist of the chimera, a human being who carries the DNA (and sometimes the body parts) for two. It sounds crazy, but it happens. In fact, doctors think it probably happens more often than we realize.
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www.boingboing.net/2009/05/01/the-mind-blowing-wor.html
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A bill in the U.S. Congress: A bill to amend title 18, United States Code, to prohibit human chimeras. ... A bill to amend title 18, United States Code, to prohibit human chimeras.
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www.govtrack.us/congress/bill.xpd?bill=s109-1373
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A bill in the U.S. Congress: A bill to amend title 18, United States Code, to prohibit human chimeras. ... Human Chimera Prohibition Act of 2005 - Amends the Federal criminal code to prohibit and to set penalties for: (1) creating or attempting to create a human chimera (a being with human and non-human tissue as specified...
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www.govtrack.us/congress/bill.xpd?bill=s109-659&tab=sum...
www.govtrack.us/congress/bill.xpd?bill=s109-659&tab=summary
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The boy, who was otherwise healthy, is one of only a handful of known true human chimaeras - people carrying tissues that originated in two separate embryos. ... i am a chimera and i was told i could live to about 35 with good health and luck, i am now 30 and i feal like shit all the time.
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www.cronaca.com/archives/001331.html
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Pigs grown from fetuses into which human stem cells were injected have surprised scientists by having cells in which the DNA from the two species is mixed at the most intimate level.
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www.livejournal.com/users/jwz/296403.html
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