title: Metabolism of histidine in children with speech abnormalities. 1. Histidase activity in stratum corneum.
mesh_terms: D000642:Ammonia-Lyases / Q000378:metabolism*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006639:Histidine / Q000378:metabolism; D006638:Histidine Ammonia-Lyase / Q000378:metabolism*; D006801:Humans; D008297:Male; D012867:Skin / Q000201:enzymology; D013064:Speech Disorders / Q000378:metabolism*
chemical_list: D006639:Histidine; D000642:Ammonia-Lyases; D006638:Histidine Ammonia-Lyase