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Adaptimmune Announces Removal of Partial Clinical Hold in Myxoid/Round Cell Liposarcoma (MRCLS)

PHILADELPHIA and OXFORD, United Kingdom, Nov. 09, 2016 (GLOBE NEWSWIRE) -- Adaptimmune Therapeutics plc (Nasdaq:ADAP), a leader in T-cell therapy to treat cancer, today announced that the U.S. Food and Drug Administration has removed the partial clinical hold on the planned study of its NY‑ESO SPEAR™ (Specific Peptide Enhanced Affinity Receptor) T-cell therapy in MRCLS.

Under a revised protocol, Adaptimmune will initiate a study in up to 15 MRCLS patients. Patient screening is expected to begin in 4Q 2016. Results from this study will inform a potential future registration trial.

The Company will provide an overview of the removal of the partial clinical hold during its conference call to discuss the third quarter ended September 30, 2016, scheduled for 8:00 a.m. EST (1:00 p.m. GMT) on Thursday November 10, 2016. The live webcast of the conference call will be available via the events page of Adaptimmune’s corporate website at www.adaptimmune.com. An archive will be available after the call at the same address. To participate in the live conference call, if preferred, please dial (877) 280-2296 (U.S.) or +44(0)20 3427 1906 or 0800 279 4977 (United Kingdom). After placing the call, please ask to be joined into the Adaptimmune conference call and provide the confirmation code (3960227).

About Adaptimmune
Adaptimmune is a clinical stage biopharmaceutical company focused on novel cancer immunotherapy products based on its SPEAR (Specific Peptide Enhanced Affinity Receptor) T-cell platform. Established in 2008, the Company aims to utilize the body’s own machinery - the T-cell - to target and destroy cancer cells by using engineered, increased affinity TCRs as a means of strengthening natural patient T-cell responses. Adaptimmune’s lead program is a SPEAR T-cell therapy targeting the NY-ESO cancer antigen. Its NY-ESO SPEAR T-cell therapy has demonstrated signs of efficacy and tolerability in Phase 1/2 trials in solid tumors and in hematologic cancer types, including synovial sarcoma and multiple myeloma. Adaptimmune has a strategic collaboration and licensing agreement with GlaxoSmithKline for the development and commercialization of the NY-ESO TCR program. In addition, Adaptimmune has a number of proprietary programs. These include SPEAR T-cell therapies targeting the MAGE-A10 and AFP cancer antigens, which both have open INDs, and a further SPEAR T-cell therapy targeting the MAGE-A4 cancer antigen that is in pre-clinical phase with IND acceptance targeted for 2017. The Company has identified over 30 intracellular target peptides preferentially expressed in cancer cells and is currently progressing 12 through unpartnered research programs. Adaptimmune has over 250 employees and is located in Oxfordshire, U.K. and Philadelphia, USA. For more information: http://www.adaptimmune.com

Forward-Looking Statements
This release contains “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995 (PSLRA). These forward-looking statements involve certain risks and uncertainties. Such risks and uncertainties could cause our actual results to differ materially from those indicated by such forward-looking statements, and include, without limitation: the success, cost and timing of our product development activities and clinical trials and our ability to successfully advance our TCR therapeutic candidates through the regulatory and commercialization processes. For a further description of the risks and uncertainties that could cause our actual results to differ materially from those expressed in these forward-looking statements, as well as risks relating to our business in general, we refer you to our Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission (SEC) on August 8, 2016, and our other SEC filings. The forward-looking statements contained in this press release speak only as of the date the statements were made and we do not undertake any obligation to update such forward-looking statements to reflect subsequent events or circumstances.

Adaptimmune Contacts Investor Relations Will Roberts T: (215) 825-9306 E: will.roberts@adaptimmune.com Juli P. Miller, Ph.D. T: (215) 825-9310 E: juli.miller@adaptimmune.com Media Relations Margaret Henry T: +44 (0)1235 430036 Mobile: +44 (0)7710 304249 E: margaret.henry@adaptimmune.com

Source:Adaptimmune Therapeutics plc