Other investigators have reported, for the ovarian cancer cell lines YDOV-139, YDOV-157, YDOV-161, YDOV-13, YDOV-105, and YDOV-151, as compared with normal human ovarian epithelial cells, that the ALDH1A2 gene was the most prominent downregulated regarding ALDH family members. This evidence concerns the gene ALDH1A2 and ovarian cancer.