title: A method for differential measurement of free and bound acetylcholine in the small intestine.
mesh_terms: D000085:Acetates; D000109:Acetylcholine / Q000032:analysis / Q000302:isolation & purification*; D000818:Animals; D001001:Anura; D001681:Biological Assay; D002645:Chickens; D005260:Female; D007421:Intestine, Small / Q000032:analysis*; D008722:Methods; D014238:Trichloroacetic Acid
chemical_list: D000085:Acetates; D014238:Trichloroacetic Acid; D000109:Acetylcholine