“…DOX has been widely used in the treatment of human and nonhuman tumors, including leukemia [15], lymphomas, soft tissue sarcomas, and solid cancer [21], e.g., breast tumors, osteosarcomas, Kaposi's sarcoma, Hodgkin's and non-Hodkin's lymphomas [14,22], thyroid and lung carcinomas, stomach, breast, bone, and ovarian cancers [23]. DOX is used for the treatment of solid childhood tumors too, such as non-Hodgkin's lymphomas, Hodgkin's disease, and soft tissue sarcomas [22].…”