Ansari, A Determination of human serum placental alkaline phosphatase, using theophylline inhibition. [electronic resource] - Clinica chimica acta; international journal of clinical chemistry Jan 1982 - 135-9 p. digital Publication Type: Journal Article ISSN: 0009-8981 Standard No.: 10.1016/0009-8981(82)90236-4 doi Subjects--Topical Terms: Alkaline Phosphatase--antagonists & inhibitorsBone and Bones--enzymologyFemaleFetal Death--enzymologyHumansIntestinal Mucosa--enzymologyIsoenzymes--antagonists & inhibitorsKidney--enzymologyLiver--enzymologyPlacenta--enzymologyPregnancyTheophylline--pharmacology