Article
Embryogenesis of chimeras, twins and anterior midline asymmetries.
Human reproduction (Oxford, England) - 1 Mar 2006
Boklage Charles E
Abstract excerpt
Human spontaneous chimerism, with one body built from cells of both twins of a dizygotic (DZ) pair, is supposed to be extremely rare, arising from the exchange of blood cells through placental anastomoses. Mosaicism is supposed to be far more common, arising from single zygotes by embryonic mutation. Because typical diagnosis of mosaicism can neither identify nor exclude chimerism, 'mosaicism' may often be...
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