SQSTM1 and urinary bladder neoplasm: The scaffold protein p62 (sequestosome 1 or SQSTM1), an adaptor that connects ubiquitination with autophagy, was recently reported to be associated with the ubiquitination and proteasomal degradation of the Snail protein in various disease models, such as glioblastoma [7], bladder tumor [8], and cardiac fibrosis [9].