C. Brechtel

Low dose of S+-ketamine prevents long-term potentiation in pain pathways under strong opioid analgesia in the rat spinal cord in vivo.

J. Sandkühler, J. Benrath, J Sandkühler, 2005, British journal of anaesthesia.

Synaptic mechanisms of hyperalgesia.

R. Ruscheweyh, J. Benrath, B. Heinke, 2000, Progress in brain research.

Low Doses of Fentanyl Block Central Sensitization in the Rat Spinal Cord In Vivo

J. Sandkühler, E. Martin, J. Benrath, 2004, Anesthesiology.