He University of Texas MD Anderson Cancer Center. In their long-term follow-up study, The same mouse monoclonal anti-human ALDH Clone 44 from BD Transduction LaboratoriesTM was used, and it turned out that high level of ALDH1 was detected in 19 out of the total 442 ovarian carcinoma samples, and it was significantly associated with endometrioid adenocarcinoma, early-stage tumor, complete respons