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Nature of Operations
 9 Months Ended
Sep. 30, 2023
Nature of Operations  
Nature of Operations

1. Nature of Operations

Passage Bio, Inc., or the Company, a Delaware corporation incorporated in July 2017, is a clinical stage genetic medicines company focused on developing transformative therapies for central nervous system, or CNS, disorders, with limited or no approved treatment options. The Company has a strategic research collaboration with the Trustees of the University of Pennsylvania’s, or Penn, Gene Therapy Program, or GTP. Under this collaboration, GTP conducts discovery and preclinical activities enabling Investigational New Drug, or IND, applications and the Company conducts all clinical development, manufacturing, regulatory strategy, and commercialization activities under the agreement.

Through this collaboration, the Company has assembled a strong portfolio of genetic medicine product candidates, including two lead clinical product candidates: PBGM01 for the treatment of GM1 gangliosidosis, or GM1, and PBFT02 for the treatment of frontotemporal dementia, or FTD. The Company also has a collaboration agreement and a development services and clinical supply agreement with Catalent Maryland, Inc., or Catalent, for clinical scale manufacturing requirements.