Nerve growth factor (NGF) is a key regulator of nociceptive pain and plays a role in how the body perceives arthritis pain. (nextgendog.com)
Unrestricted Weight Bearing as a Method for Assessment of Nociceptive Behavior in a Model of Tibiofemoral Osteoarthritis in Rats (scirp.org)
«This does not imply that peripheral nociceptive input does not contribute to pain experienced by fibromyalgia patients, but they do feel more pain than normally would be expected from the degree of peripheral input. (sciencedaily.com)