Photo: Bioreactor at work Summary: Newly discovered cells can develop into body tissue, potentially curbing ethical debates over the use of embryonic stem cells. By Bill Detwiler | July 20, 2006 -- 16:01 GMT (09:01 PDT) Follow @billdetwiler Bioreactor Nico Forraz, co-lead of the Stem Cell Therapy group at Kingston University, loads a micro-bioreactor. Topic: Health Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.