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Chronic pain is a major health problem worldwide. We have recently demonstrated the analgesic effect of the nitroxyl donor, Angeli's salt (AS) in models of inflammatory pain. In the present study, the acute and chronic analgesic effects of AS was investigated in chronic constriction injury of the
Although nitric oxide (NO) participates in development of hypersensitivity states in the spinal cord thought to underlie chronic pain, it also participates in analgesia produced by various drugs. In rats with a hypersensitivity state following peripheral nerve injury, spinal administration of an NO
Spinal NMDA receptors are involved in hyperalgesia and chronic pain. The activation of spinal NMDA receptor results in the production of nitric oxide in the second order neurons in the spinal cord dorsal horn. We investigated the effects of intrathecally administered nitroglycerin (NTG) which