Intra-Periaqueductal Gray Matter Microinjection of Orexin-A Decreases Formalin-Induced Nociceptive Behaviors in Adult Male Rats

The rat brain in stereotaxic coordinates

Miklós Palkovits · Neuropeptides · 1983 · 29K citations

Medicine, Neurobiology, Neuroscience +12

The hypocretins: Hypothalamus-specific peptides with neuroexcitatory activity

Luı́s de Lecea, Thomas S. Kilduff, Christelle Peyron et al. · Proceedings of the National Academy of Sciences · 1998 · 3.9K citations

Life Sciences, Neurobiology, Neuroscience +15

Neurons Containing Hypocretin (Orexin) Project to Multiple Neuronal Systems

Christelle Peyron, Devin K. Tighe, Anthony N. van den Pol et al. · Journal of Neuroscience · 1998 · 3.5K citations · Full text

Medicine, Neurobiology, Neuroscience +14

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

The formalin test in mice: dissociation between inflammatory and non-inflammatory pain

Steinar Hunskaar, Kjell Hole · Pain · 1987 · 2.2K citations

Medicine, Anesthesiology, Pharmacology +17