239 CSPG4-targeted CAR T cells demonstrate potent antitumor activity in an orthotopic murine model of anaplastic thyroid cancer by Cristina R Ferrone, Soldano Ferrone, Giulia Cattaneo, Marco Ventin, Venkata Rao Vantaku, Shahrzad Arya, Jingyu Jia, Luke Maggs, Xinhui Wang, Sareh Parangi