«Gradual release of immunotherapy at site of tumor surgery prevents tumors from returning.» (sciencedaily.com)
In nearly three out of four patients the cancer causes metastasis, leaving the original site of the tumor and spreading to distant sites in the body. (sciencedaily.com)
This is contradictory to the common concept that cancer cells undergo a series of mutations in the course of tumor growth to acquire the ability to leave the primary site of the tumor and start migrating to other parts of the body. (sciencedaily.com)