Fig. 6: Time-lapse Wolf phase tomography (WPT) of live neurons.
From: Wolf phase tomography (WPT) of transparent structures using partially coherent illumination

a Refractive index (RI) map of a live hippocampal neuron imaged with a ×40/0.75 NA objective. b–e 3D RI tomograms of the hippocampal neuron 12-min apart