Purpose: Several scoring systems to evaluate patients with hepatocellular carcinoma (HCC) exist. A good scoring system should provide information on prognosis and guide therapeutic decisions. The ...

Opioid receptors are proteins in the nervous system that interact with opioids. Opioid receptors are part of the endogenous opioid system. This is the body’s internal system for regulating pain, ...

One of the most exciting advances in cancer treatments in the past decade is the development of T cell immunotherapies, in which a patient's own immune system is trained to recognize and attack ...

For the first time, researchers have determined how a human olfactory receptor captures an airborne scent molecule, the pivotal chemical event that triggers our sense of smell. Whether it evokes roses ...