A critical evaluation of plasma membrane fractionation.

Antigens Carbon Dioxide Cell Fractionation Cell Membrane/enzymology Cell Separation Centrifugation, Density Gradient Chromatography Cold Temperature Countercurrent Distribution Electrophoresis Fluorescence Hormones Hydrogen-Ion Concentration Lectins Methods Mitosis Osmolar Concentration Peptide Hydrolases Receptors, Drug Spectrophotometry, Ultraviolet Subcellular Fractions Viruses

Antigens Hormones Lectins Receptors, Drug Carbon Dioxide Peptide Hydrolases