> as lemmas

1964 Internat. Rev. Neurobiol. 7 77 The direct demonstration by micro-iontophoresis that ACh [= acetylcholine] can excite some cortical cells with rather clear muscarinic-type receptors is..in broad agreement with..previous evidence.

1975 Nature 15 May 234/1 For microiontophoresis, five or seven-barrelled micropipettes were fixed rigidly to the side of the recording micropipette, and the tips were separated by 10–15 μm.

1987 M. J. Neal Med. Pharmacol. at Glance xx. 47/1 Micro-iontophoresis is a method of applying drugs locally to neurones by the passage of electrical current.

1992 Proc. National Acad. Sci. U.S.A. 89 5109 We recorded sound-evoked responses and applied glycine or its antagonist by using microiontophoresis.