title: Effects of ph on the activity of nicotine and nicotine monomethiodide on the rat diaphragm preparation.
abstract: Results have been obtained which substantiate the view that it is the univalent nicotinium ion rather than the un-ionized base which acts at the neuromuscular junction.
authors.forename: R B
authors.initials: RB
authors.lastname: Barlow
authors.forename: J T
authors.initials: JT
authors.lastname: Hamilton