Overview ATCellâ„¢ Expanded Autologous, Adipose-Derived Mesenchymal Stem Cells Deployed Via Intravenous Infusion Status: Recruiting Trial end date: 2021-11-01 Target enrollment: Participant gender: Summary This is a Phase 1 Clinical Safety Study intended to provide preliminary assessments of the safety, tolerability, and clinical alleviation of symptoms associated with Post Concussion Syndrome (PCS), also known as Chronic Concussive Syndrome (CCS). Phase: Phase 1 Details Lead Sponsor: American CryoStem Corporation