five foeto-placental function tests were studied in parallel in normal and abnormal late pregnancies with a view to establishing which test or tests is most satisfactorily able to identify the mother whose foetus is in danger.a critical examination of the levels in blood serum of two enzymes , placental phosphatase isoenzyme and cystine aminopeptidase , the polypeptide hormone placental lactogen ( chorionic somatomammotrophin ) , and the oestrogen oestriol-17beta is described.a correlation was attempted beween clinical data and the results of the above laboratory analyses and also with the daily urine oestrogen output .
C0014442
enzymes
C0022173
isoenzyme