SNHG1 and posterior cortical atrophy: We would like to further study the effect of SNHG1 on the biological function and autophagy of PCa cells on the basis of this study, the high expression of SNHG1 in PCa tissues and PCa cells has been proved by RT-qPCR, which to some extent demonstrated the correlation between SNHG1 and the pathological process of PCa.