Presentation + Paper
5 March 2021 GPC-modalities for neurophotonics and optogenetics
Author Affiliations +
Abstract
The powerful discipline of optogenetics can be described as “the branch of biotechnology which combines genetic engineering with optics to observe and control the function of genetically targeted groups of cells with light”. Using advanced laser beam-shaping such as Generalized Phase Contrast (GPC) and derived holographic modalities makes it possible to take advantage of cutting-edge two-photon technology to develop an unprecedented ‘circuit optogenetics’ platform with both high spatio-temporal selectivity and high penetration depth without disturbing speckle-noise. We will report on the latest laser shaping GPC-modalities with temporal focusing to uniquely sculpt patterns of one- and two-photon excitations for living neural-circuits and genetically modified light-sensitive cells.
Conference Presentation
© (2021) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Jesper Glückstad, René L. Eriksen, and Andreas Gejl Madsen "GPC-modalities for neurophotonics and optogenetics", Proc. SPIE 11701, Complex Light and Optical Forces XV, 117011D (5 March 2021); https://doi.org/10.1117/12.2583507
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KEYWORDS
Holography

Optogenetics

Spatial light modulators

Point spread functions

Holograms

Phase contrast

Fourier transforms

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