these observations 1 ) confirm the presence of il-1 species in the normal unstimulated human epidermis , 2 ) show that both il-1 alpha and beta are detectable herein , 3 ) identify 52-kd il-1 alpha and beta immunoreactive bands that appear special to the epidermis , and 4 ) suggest a link between epidermal il-1 and the differentiation process of the keratinocyte .
C0600251
il-1 alpha
C0021755
il-1