Rosetta Genomics has appointed Ana Ward as executive vice president of legal and corporate development. Ward most recently served as chief operating officer of Aptamir Therapeutics, a biotech startup focused on microRNA-based therapeutics. Prior to that, she was general counsel and senior vice president for Asuragen, and its spinoff Mirna Therapeutics. Ward has also served as general counsel at Ambion and senior intellectual property counsel for Yum! Brands.