Effects of ph on the activity of nicotine and nicotine monomethiodide on the rat diaphragm preparation

Br J Pharmacol Chemother. 1962 Jun;18(3):543-9. doi: 10.1111/j.1476-5381.1962.tb01173.x.


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.