Zombie Cancer Cells 'Rescue' Themselves Before Death, May Complicate Chemotherapy Treatments

Like zombies returning from the grave, certain cancer cells might be able to overcome death even after being destroyed by chemotherapy, according to new research. Normal cells routinely undergo a process called autophagy during which a cell "eats" parts of itself that have become obsolete. It's a kind of cellular system of recycling. Cells isolate and decompose unnecessary components, allowing them to turn waste into energy and thereby ensuring cellular survival during starvation or times of str...