The timing of the injection of PTX or cyclophosphamide significantly influenced the induction of antitumor T cell responses by CD47 blockade.[152] Furthermore, the combination of immunotherapy with other therapies, such as chemotherapy, radiotherapy, PTT, PDT, or chemodynamic therapy (CDT), could also significantly enhance the therapeutic efficacy and reduce side effects, which may represent an important developmental direction for cancer immunotherapy. Here, CD47 is linked to cancer.