Faulty serotonin--DHEA interactions in autism: results of the 5-hydroxytryptophan challenge test. Croonenberghs J, Spaas K, Wauters A, Verkerk R, Scharpe S, Deboutte D, Maes M. Journal Article 2008; 29(3): 385-390 PubMed PMID: 18580847 Keywords: 5-Hydroxytryptophan, Adolescent, Analysis of Variance, Autistic Disorder:blood, Dehydroepiandrosterone Sulfate:blood, Humans, Hydrocortisone:blood, Male, Psychiatric Status Rating Scales, Serotonin:blood, Single-Blind Method,. Citation BACKGROUND: Autism is accompanied by peripheral and central disorders in the metabolism of serotonin (5-HT). The present study examines pl..... Read abstract Full text PDF