Regeneron Pharmaceuticals and Mammoth Biosciences in the NEWS Regeneron Pharmaceuticals (REGN) and Mammoth Biosciences, Inc. announced a collaboration to research, develop and commercialize in vivo CRISPR-based gene editing therapies for multiple tissues and cell types. Regeneron develops adeno-associated viral vectors (AAVs) using antibody-based targeting to enhance delivery of genetic medicine payloads to specific tissues and cell types. Mammoth . . . This content is for paid …