peripheral blood leukocytes from 65 lung cancer patients , 69 healthy donors , 33 patients with malignant disease outside the lung , and 24 patients with nonmalignant pulmonary conditions were examined for immune reactivity , as measured by the leukocyte migration inhibition assay , to antigens in homogenates of lung tumor tissue and material derived from tumor-free lung areas and a nonmalignant lung lesion .
C0024121
of lung tumor
C0024109
lung