Rancho Cordova-based Cesca Therapeutics Inc. says it's launching a joint venture to create a blood bank-style service for immune cells. Cesca (NASDAQ: KOOL) announced its joint venture with Irvine-based HealthBanks Biotech USA Inc. on Tuesday. Both companies are affiliated with Boyalife Group Inc., a Chinese group of stem cell companies. Boyalife bought a 70% stake in Cesca in 2016, and HealthBanks is a subsidiary. The joint venture plans to create a facility that would be "among the first immune...