Fig. 7From: Dual-modal in vivo assessment for electrophysical and hemodynamic characteristics of cerebral edema induced by lipopolysaccharideDual-modal system for simultaneous recording of optical and neurophysiological signal. a Schematic diagram of the dual-modal system, b representative electrophysiological spikes, c raw spectrum of intrinsic optical signal and d original laser speckle contrast image of a ratBack to article page