Unixell Biotech Receives FDA IND Clearance for UX-GIP001 iPSC-Derived Cell Therapy for Focal Epilepsy on March 16, 2026 allogeneic cell therapy Cell Therapy Clearance drug-resistant epilepsy Epilepsies, Partial GABAergic interneurons Indonesian language iPSC-derived United States Food and Drug Administration Unixell Biotech +