Aug 5 (Reuters) - Carna Biosciences Inc 4572.T :
* Announces cancellation of licensing agreement with Janssen
Biotech, Inc. due to strategy reason
* Says all the rights of development and sales from Janssen
Biotech, Inc. will be returned
* Says effective on Aug. 23
* Says previous release disclosed on June 11, 2015
Source text in Japanese:https://goo.gl/oSmPB3
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