CSPG4 and melanoma: (137) injected poly(lactic acid)-poly(glycerol acid) copolymer (PLGA)-indocyanine green nanoparticles (ICGNP) into melanoma tumors in a mouse model, and after 2 h of infrared irradiation, injected CAR-T cells that could specifically recognize chondroitin sulfate proteoglycan 4 (CSPG4).