March 21 (Reuters) -
* Janssen announces the initiation of two studies evaluating Daratumumab (darzalex) and Atezolizumab in multiple myeloma and solid tumor .
* Janssen Research & Development LLC says has entered into a clinical trial collaboration agreement with Genentech, a member of Roche group .
* Janssen Research & Development LLC says collaboration agreement to initiate two studies to determine safety and tolerability of Daratumumab
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