Two-photon excitation of potentiometric probes enables optical recording of action potentials from mammalian nerve terminals in situ.
Fisher JA, Barchi JR, Welle CG, Kim GH, Kosterin P, Obaid AL, Yodh AG, Contreras D, Salzberg BM. Two-photon excitation of potentiometric probes enables optical recording of action potentials from mammalian nerve terminals in situ. J Neurophysiol. 2008 Mar; 99(3):1545-53.