ALDH9A1 and cancer: In CAFs from ovarian cancer, but not from other cancer types, 11 aldehyde dehydrogenase genes (ALDH1L1, ALDH1L2, ALDH3A2, ALDH1A3, ALDH1A1, ALDH1A2, ALDH2, ALDH1B1, ALDH4A1, ALDH9A1 and ALDH6A1) were prioritized in the top 100 hub genes by scHumanNet.