title: Creatine phosphokinase assay in the progress of delivery.
abstract: Serum CPKase activity in 30 women during pregnancy was detected. The maximum increase of activity appeared during the expulsive step of parturition. The CPKase activity after parturition, in the range between the eighth and the twentyfourth hours, drops at the normal level.
mesh_terms: D000328:Adult; D003402:Creatine Kinase / Q000097:blood*; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy
chemical_list: D003402:Creatine Kinase