title: HPLC assay of uridine monophosphate synthase (UMPS) in chorionic villus samples (CVS) and erythrocytes (RBC).
authors.affiliation: Purine Research Laboratory, UMDS Guy's Hospital.
authors.forename: L D
authors.initials: LD
authors.lastname: Fairbanks
authors.forename: J A
authors.initials: JA
authors.lastname: Duley
authors.forename: A J
authors.initials: AJ
authors.lastname: Shores
authors.forename: H A
authors.initials: HA
authors.lastname: Simmonds
mesh_terms: D002824:Chorionic Villi / Q000201:enzymology; D002851:Chromatography, High Pressure Liquid / Q000379:methods*; D004912:Erythrocytes / Q000201:enzymology; D005260:Female; D006801:Humans; D009097:Multienzyme Complexes / Q000032:analysis* / Q000097:blood / Q000172:deficiency; D009962:Orotate Phosphoribosyltransferase / Q000032:analysis* / Q000097:blood / Q000172:deficiency; D009963:Orotic Acid / Q000378:metabolism; D009964:Orotidine-5'-Phosphate Decarboxylase / Q000032:analysis* / Q000097:blood / Q000172:deficiency; D011247:Pregnancy; D011296:Prenatal Diagnosis; D011686:Purine-Pyrimidine Metabolism, Inborn Errors / Q000175:diagnosis / Q000201:enzymology
chemical_list: D009097:Multienzyme Complexes; D009963:Orotic Acid; C027157:uridine 5'-monophosphate synthase; D009962:Orotate Phosphoribosyltransferase; D009964:Orotidine-5'-Phosphate Decarboxylase