in addition , experimentally induced degranulation of the k cell suggestive of a secretory process , and the likelihood that these cells are precursors of small cell lung carcinoma ( which often elaborates humoral substances ) has led to the postulate that this bronchial cell serves a humoral role of either a paracrine or endocrine nature .
C0149925
of small cell lung carcinoma
C0014136
endocrine