Cellular Biology of Ectoenzymes

Perspectives.- Ectoenzymes: Their Modulation and Similarity to Certain Enzymes of Intracellular Membranes.- Ectonucleotidases: General Aspects.- Ectonucleotidases of Vascular Endothelial Cells: Characterisation and Possible Physiological Roles.- Regulation of the Hydrolysis of Adenine Nucleotides at the Surface of Cultured Vascular Cells.- Hydrolysis of ATP and Formation of Adenosine at the Surface of Cholinergic Nerve Endings.- Enzymatic Characteristics and Possible Role of Synaptosomal Ecto-Adenosine Triphosphatase from Mammalian Brain.- Properties and Expression of an ATP-Degrading Ectoenzyme Cascade on Human Lymphoid Cells.- Study of Ecto-5?Nucleotidase, Ecto-ATPase, and Adenosine Deaminase Activities in Relation to Lymphoid Cell Differentiation.- Ectonucleotidases: 5?Nucleotidase.- The Properties, Structure, Function, Intracellular Localisation and Movement of Hepatic 5?Nucleotidase.- Ecto-5?-Nucleotidase as a Probe for the Analysis of Membrane Flow During Fluid Phase Pinocytosis.- Isolation and Characterization of 5?Nucleotidase from Avian Muscle Sources and its Interaction with Filamentous Actin.- 5?Nucleotidase in the Nervous System.- The Role of 5?Nucleotidases in the Heart.- Ecto-Protein Kinase.- Detection and Biochemistry of Cell Surface Protein Kinase.- Physiological Aspects of Surface Protein Kinase Activity.- Ectoglycosylation.- Ectoglycosyltransferase Activities During Neuronal Differentiation in Cell Cultures.- Modulation Theory of Adhesion: Role of the Ectoenzymes Glycosidase and Glycosyltransferase.- Ectoacetylcholinesterase.- Molecular Forms of Acetylcholinesterase.- An Ectocellular Form of Acetylcholinesterase on the Plasma Membrane of Nerve Terminals in Torpedo Electric Organ.- Release of Acetylcholinesterase from Nigro-StriatalNeurons.- Ectopeptidases.- Endopeptidase-24.11: an Ectoenzyme Capable of Hydrolysing Regulatory Peptides at the Surface of Many Different Cell Types.- Ectopeptidases Responsible for the Inactivation of Enkephalins.- Cell Surface-Bound Leucine Aminopeptidase: Target of the Immunomodulator Bestatin.- The Intramolecular Turnover Heterogeneity, a New Property of Plasma Membrane Glycoproteins. Dipeptidylaminopeptidase IV as a Model.- Appendix 1 Approaches to Establishing Ecto Orientation of Enzymes.- Appendix 2 Summary Table.