NEUROD1 and small cell lung carcinoma: We next explored miRNAs associated with NEUROD1 in 38 SCLC cell lines and the broadly conserved miRNAs [30] positively correlated with NEUROD1 (r > 0.35) included 11 miRNAs (miR-9, miR-18a, miR-18b, miR-101, miR-124, miR-137, miR-139-5p, miR-363, miR-455-3p, miR-520d-3p, and miR-551b).