Warm needle acupuncture at Pungsi (GB31) has an enhanced analgesic effect on formalin-induced pain in rats

The formalin test: A quantitative study of the analgesic effects of morphine, meperidine, and brain stem stimulation in rats and cats

David Dubuisson, Stephen G. Dennis · Pain · 1977 · 2.5K citations

Medicine, Neuroscience, Pharmacology +17

Induction of c-fos-like protein in spinal cord neurons following sensory stimulation

Stephen P. Hunt, Adrian Pini, Gérard I. Evan · Nature · 1987 · 2K citations

Life Sciences, Neurobiology, Neuroscience +10

Modified formalin test: characteristic biphasic pain response

Manabu Shibata, Tsuyako Ohkubo, Hiroshi Takahashi et al. · Pain · 1989 · 962 citations

Medicine, Anesthesiology, Pharmacology +16

Spinal termination of functionally identified primary afferent neurons with slowly conducting myelinated fibers

Alan R. Light, E. R. Perl · The Journal of Comparative Neurology · 1979 · 790 citations

Life Sciences, Neurobiology, Neuroscience +15

Diffuse noxious inhibitory controls (DNIC). II. Lack of effect on non-convergent neurones, supraspinal involvement and theoretical implications

Daniel Le Bars, Anthony H. Dickenson, Jean‐Marie Besson · Pain · 1979 · 775 citations

Life Sciences, Neurobiology, Neuroscience +17