Stemline Therapeutics’ SL-401 Phase 2 BPDCN Trial Results To Be Delivered Via Oral Presentation at the American Society of Clinical Oncology (ASCO) Annual Meeting Tomorrow

NEW YORK, June 03, 2016 (GLOBE NEWSWIRE) -- Stemline Therapeutics, Inc. (Nasdaq:STML) announced today that its SL-401 Phase 2 clinical data in blastic plasmacytoid dendritic cell neoplasm (BPDCN) will be the subject of an oral presentation at the 2016 American Society of Clinical Oncology (ASCO) annual meeting being held in Chicago, IL. The presentation will take place tomorrow, Saturday, June 4th, at 5 PM CT.

Details on the ASCO presentation are as follows:

Title: Results from Phase 2 registration trial of SL-401 in patients with Blastic Plasmacytoid Dendritic Cell Neoplasm (BPDCN): Lead-in completed, Expansion stage ongoing
Presenter: Naveen Pemmaraju, M.D., MD Anderson Cancer Center
Abstract No.: 7006
Session: Hematologic Malignancies - Leukemia, Myelodysplastic Syndromes, and Allotransplant
Date/Time: Saturday, June 4, 2016; 5:00 - 5:12PM CT
Location: Arie Crown Theater

Ivan Bergstein, M.D., Stemline’s Chief Executive Officer, noted, “We are honored that our Phase 2 results have been selected for oral presentation at ASCO. We believe this selection underscores the exciting clinical data we have witnessed with SL-401, and highlights the increased awareness of BPDCN, a devastating malignancy with high unmet medical need.”

Dr. Bergstein concluded, “Our investigators plan to provide updated enrollment figures, response rates and duration, as well as preliminary progression-free and overall survival data from the trial. Needless to say, we continue to remain extremely excited about this program and its impressive progress. Over the remainder of the year, we look forward to providing further clinical and regulatory updates relating to SL-401 and across our entire clinical pipeline.”

About Stemline Therapeutics
Stemline Therapeutics, Inc. is a clinical stage biopharmaceutical company developing novel oncology therapeutics. Stemline is developing three clinical stage product candidates, SL-401, SL-701, and SL-801. A potentially pivotal Phase 2 trial with SL-401, a targeted therapy directed to the interleukin-3 receptor (IL-3R; CD123) present on a wide range of hematologic cancers, is currently enrolling patients with blastic plasmacytoid dendritic cell neoplasm (BPDCN). Data from the initial stage of this ongoing trial demonstrated high overall response rates, with multiple complete responses (CRs). Patients in remission are being followed for response duration and outcomes, and new patients continue to enroll into the study. In addition, ongoing Phase 1/2 trials with SL-401 are currently enrolling patients with additional malignancies including acute myeloid leukemia (AML) in remission with high risk for relapse and myeloproliferative neoplasms (MPN) of unmet medical need. A Phase 2 trial with SL-701, an immunotherapy designed to activate the immune system to attack tumors, is currently enrolling adult patients with second-line glioblastoma multiforme (GBM). SL-801, a novel oral small molecule reversible inhibitor of XPO1, is currently enrolling patients in a Phase 1 clinical trial in advanced solid tumors. For more information about Stemline Therapeutics, visit

Forward-Looking Statements
Some of the statements included in this press release may be forward-looking statements that involve a number of risks and uncertainties. For those statements, we claim the protection of the safe harbor for forward-looking statements contained in the Private Securities Litigation Reform Act of 1995. The factors that could cause our actual results to differ materially include: the success and timing of our clinical trials and preclinical studies for our product candidates, including site initiation, internal review board approval, scientific review committee approval, patient accrual, safety, tolerability and efficacy data observed, and input from regulatory authorities; our plans to develop and commercialize our product candidates; our available cash and investments; our ability to obtain and maintain intellectual property protection for our product candidates; our ability to manufacture; the performance of third-party manufacturers, clinical research organizations, clinical trial sponsors and clinical trial investigators; and other risk factors identified from time to time in our reports filed with the Securities and Exchange Commission. Any forward-looking statements set forth in this press release speak only as of the date of this press release. We do not intend to update any of these forward-looking statements to reflect events or circumstances that occur after the date hereof.

Contact Investor Relations Stemline Therapeutics, Inc. 750 Lexington Avenue Eleventh Floor New York, NY 10022 Tel: 646-502-2307 Email:

Source:Stemline Therapeutics