The Cellular, Tissue, and Gene Therapies Advisory Committee of the FDA is meeting tomorrow, Tuesday, October 31, 2023, to review a Biologics License Application by Vertex Pharmaceuticals Inc. for exagamglogene autotemcel (exa-cel). Exa-cel is a cell-based gene therapy product composed of the patient’s own hematopoietic stem and progenitor cells (HSPCs) edited…