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International Stem Cell Corporation Announces Next Phase of Research Collaboration With Rohto Pharmaceutical Co., Ltd. of Japan

CARLSBAD, CA–(Marketwired – September 08, 2015) – International Stem Cell Corporation (OTCQB: ISCO) (, ISCO or the Company), a California-based biotechnology company developing novel stem cell-based therapies, announced today that it had entered into the second phase of the existing Research Agreement with Rohto Pharmaceutical Co., Ltd. (“Rohto”), a global Japanese pharmaceutical company. After successfully completing preliminary studies of ISCO’s human parthenogenetic neural stem cells (hpNSCs) Rohto acknowledged that ISCO’s proprietary cells demonstrate consistent high quality and are suitable for further use in Rohto’s research. If Rohto successfully demonstrates hpNSCs’ efficacy in rodent models, which could lead to a possible treatment of a variety of degenerative eye disorders, Rohto will enter into negotiations of a definitive license agreement with ISCO in order to license ISCO’s proprietary technology for therapeutic and commercial use.

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