Touret M, Sarda N, Gharib A, Geffard M, Jouvet M (1991) The role of 5-hydroxytryptophan (5-HTP) in the regulation of the sleep/wake cycle in parachlorophenylalanine (p-CPA) pretreated rat: a multiple approach study. Exp Brain Res 86:117-124.
Geffard M, Touret M, Kitahama K (1987) First characterization of 5-hydroxytryptophan in rat brain by using specific antibodies. Brain Res 426:191-196.
Touret M, Kitahama K, Geffard M, Jouvet M (1987) 5-hydroxytryptophan (5-HTP)-immunoreactive neurons in the rat brain tissue. Neurosci Lett 80:263-267.