Marandi, N., Konnerth, A. & Garaschuk, O. Two-photon chloride imaging in neurons of brain slices. Pflugers Arch 445, 357-365. (2002).
Garaschuk, O. et al. Optical monitoring of brain function in vivo: from neurons to networks. Pflugers Arch 453, 385-396 (2006).