graft-versus-host disease

(redirected from Graft v. host)
Also found in: Medical.

graft-ver·sus-host disease

(grăft′vûr′səs-hōst′, -səz-)
A condition in which cells from the transplanted tissue of a donor initiate an immunologic attack on the cells and tissue of the recipient.

graft′-ver`sus-host′ disease`

a reaction in which the cells of transplanted tissue immunologically attack the cells of the host.
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