274 Development of CTX112 a next generation allogeneic multiplexed CRISPR-edited CART cell therapy with disruptions of the TGFBR2 and Regnase-1 genes for improved manufacturing and... by Sarah Cohen, Jacob Waldman, Andrew Dunn, Thao Nguyen, Jonathan Terrett, Brigid Mcewan, Meghna Kuppuraju, Mohammed Ghonime, Robert Chain, Zinkal Padalia, Demetrios Kalaitzidis, Elizabeth Koch, Lauren Zakas, Nivedita Jaishankar, Davis Settipane, Paul Tetteh, Mary-Lee Dequeant, Sushant Karnik, Chandirasegaran Massilamany, Henia Dar, Melanie Allen, Laura Serwer, Melanie Butler-Gauthier, Parin Sripakdeevong, Shashwat Nagar, Yin Tang, Nicole Flanagan, Elaine Huang, Shashwant Phuyal, Erisa Sula, Maria Lei Zhang, Cristian Loaiza, Erin Thorstensen, Keith Steiger, Katie Schum, Kayla Urbaez, Anna Ma, Annie Yang Weaver, Christopher Finch, PK Morrow, Mark Benton