The natural occurrence of insulin receptors in groups on adipocyte plasma membranes as demonstrated with monomeric ferritin-insulin.

Adipose Tissue/analysis,ultrastructure Animals Cell Membrane/analysis Concanavalin A/metabolism Epididymis Ferritins/metabolism Insulin/metabolism Ligands Male Protein Binding Receptor, Insulin/analysis,metabolism Receptors, Concanavalin A/analysis,metabolism

Insulin Ligands Receptors, Concanavalin A Concanavalin A Ferritins Receptor, Insulin