Expression of concern for 'LncRNA CASC2 inhibits autophagy and promotes apoptosis in non-small cell lung cancer cells <i>via</i> regulating the miR-214/TRIM16 axis' by Qian Li <i>et al.</i>, <i>RSC Adv.</i>, 2018, <b>8</b>, 40846-40855, DOI: 10.1039/c8ra09573f. The gene discussed is CASC2; the disease is non-small cell lung carcinoma.