Neuropeptides, those chemicals secreted by the brain and known to mediate mood and behavior, were clearly signaling the cancer cells via their receptors and causing them to grow and travel, or metastasize, to different parts of the body.
Neuropeptides, those chemicals secreted by the brain and known to mediate mood and behavior, were clearly signaling the cancer cells via their receptors and causing them to grow and travel, or metastasize, to different parts of the body.