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A waveguide imaging platform for live-cell TIRF imaging of neurons over large fields of view.

Published version
Peer-reviewed

Type

Article

Change log

Abstract

Large fields of view (FOVs) in total internal reflection fluorescence microscopy (TIRFM) via waveguides have been shown to be highly beneficial for single molecule localisation microscopy on fixed cells [1,2] and have also been demonstrated for short-term live-imaging of robust cell types [3-5], but not yet for delicate primary neurons nor over extended periods of time. Here, we present a waveguide-based TIRFM set-up for live-cell imaging of demanding samples. Using the developed microscope, referred to as the ChipScope, we demonstrate successful culturing and imaging of fibroblasts, primary rat hippocampal neurons and axons of Xenopus retinal ganglion cells (RGCs). The high contrast and gentle illumination mode provided by TIRFM coupled with the exceptionally large excitation areas and superior illumination homogeneity offered by photonic waveguides have potential for a wide application span in neuroscience applications.

Description

Keywords

Animals, Microscopy, Fluorescence, Neurons, Photons, Rats

Journal Title

J Biophotonics

Conference Name

Journal ISSN

1864-063X
1864-0648

Volume Title

13

Publisher

Wiley
Sponsorship
Engineering and Physical Sciences Research Council (EP/H018301/1)
Wellcome Trust (089703/Z/09/Z)
Medical Research Council (MR/K015850/1)
Medical Research Council (MR/K02292X/1)
Wellcome Trust (203249/Z/16/Z)
Engineering and Physical Sciences Research Council (EP/L015889/1)
EPSRC (1946113)
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