Purification from Torpedo marmorata electric tissue of membrane fragments particularly rich in cholinergic receptor protein.

Acetylcholinesterase/analysis Animals Centrifugation, Density Gradient Electric Organ/cytology,enzymology Fishes Membranes/analysis,enzymology Proteins/isolation & purification Receptors, Cholinergic Receptors, Drug Snakes Toxins, Biological Tritium Vibration

Proteins Receptors, Cholinergic Receptors, Drug Toxins, Biological Tritium Acetylcholinesterase