rats were subjected to repeated intraperitoneal administrations of thioacetamide ( taa ) in order to produce the following stages of hepatogenic encephalopathy ( he ) : the early stage , characterized by activation of brain metabolism ( group 1 ) , the precomatose stage with impairment of brain metabolism ( group 2 ) and the stage of recovery ( group 3 ) .
C0085584
encephalopathy
C0006104
brain