A healthy animal's immune system is sometimes capable of recognizing cancer cells as abnormal and responding with special cells and factors that can destroy those cells. (brittonroadveterinaryclinic.com)
Once the immune cells recognize the cancer cells, they're empowered to attack and kill them. (sciencedaily.com)
By using different strategies to bolster the immune system, researchers can get the immune system to better recognize cancer cells and launch a stronger attack. (health.com)