chimerism(redirected from Chimera (genetics))
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the state of being a chimera; the presence in an individual of cells of different origin.
The state of being a chimera.
The condition of being a genetic chimera.
a state in bone marrow transplantation in which bone marrow and host cells exist compatibly without signs of graft-versus-host rejection disease.
the state of being a chimera; the presence in an animal of cells of different origin, e.g. XX/XY chimerism.
twins that have a common circulation develop immune tolerance. Each of them is then a chimera. When the twins are of opposite sex, the female twin may be a freemartin. Sterilization of the female is brought about by the transfer of H-Y antigen to the female gonad.