severe combined immunodeficient mice

se·vere com·bined im·mu·no·de·fi·cient mice (SCID mice),

(se-vēr' kŏm-bīnd i-myū'nō-dē-fi'shent mīs), Mice that lack both T and B lymphocytes and are used for transplantation and study of human lymphoid tissues resulting in a SCID-human mouse chimera.
See also: severe combined immunodeficiency, SCID mice.