Cousineau, J Separation of amniotic fluid cell types in primary culture by Percoll density gradient centrifugation. [electronic resource] - Prenatal diagnosis Oct 1982 - 241-9 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0197-3851 Standard No.: 10.1002/pd.1970020402 doi Subjects--Topical Terms: Acetylglucosaminidase--analysisAlkaline Phosphatase--analysisAmniotic Fluid--analysisCell SeparationCell SurvivalCells, CulturedCentrifugation, Density GradientFemaleHumansbeta-Galactosidase--analysis