Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling

Light sheet microscopy in live cells requires minimal excitation intensity and resolves three-dimensional (3D) information rapidly. Lattice light sheet microscopy (LLSM) works similarly but uses a lattice configuration of Bessel beams to generate a flatter, diffraction-limited z-axis sheet suitable...

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Main Authors: Mariana Potcoava, Donatella Contini, Zachary Zurawski, Spencer Huynh, Christopher Mann, Jonathan Art, Simon Alford
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Journal of Imaging
Subjects:
Online Access:https://www.mdpi.com/2313-433X/9/6/121
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author Mariana Potcoava
Donatella Contini
Zachary Zurawski
Spencer Huynh
Christopher Mann
Jonathan Art
Simon Alford
author_facet Mariana Potcoava
Donatella Contini
Zachary Zurawski
Spencer Huynh
Christopher Mann
Jonathan Art
Simon Alford
author_sort Mariana Potcoava
collection DOAJ
description Light sheet microscopy in live cells requires minimal excitation intensity and resolves three-dimensional (3D) information rapidly. Lattice light sheet microscopy (LLSM) works similarly but uses a lattice configuration of Bessel beams to generate a flatter, diffraction-limited z-axis sheet suitable for investigating subcellular compartments, with better tissue penetration. We developed a LLSM method for investigating cellular properties of tissue in situ. Neural structures provide an important target. Neurons are complex 3D structures, and signaling between cells and subcellular structures requires high resolution imaging. We developed an LLSM configuration based on the Janelia Research Campus design or in situ recording that allows simultaneous electrophysiological recording. We give examples of using LLSM to assess synaptic function in situ. In presynapses, evoked Ca<sup>2+</sup> entry causes vesicle fusion and neurotransmitter release. We demonstrate the use of LLSM to measure stimulus-evoked localized presynaptic Ca<sup>2+</sup> entry and track synaptic vesicle recycling. We also demonstrate the resolution of postsynaptic Ca<sup>2+</sup> signaling in single synapses. A challenge in 3D imaging is the need to move the emission objective to maintain focus. We have developed an incoherent holographic lattice light-sheet (IHLLS) technique to replace the LLS tube lens with a dual diffractive lens to obtain 3D images of spatially incoherent light diffracted from an object as incoherent holograms. The 3D structure is reproduced within the scanned volume without moving the emission objective. This eliminates mechanical artifacts and improves temporal resolution. We focus on LLS and IHLLS applications and data obtained in neuroscience and emphasize increases in temporal and spatial resolution using these approaches.
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spelling doaj.art-7b648747bfb64bde95eb5d18f9a186172023-11-18T11:04:30ZengMDPI AGJournal of Imaging2313-433X2023-06-019612110.3390/jimaging9060121Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal SignalingMariana Potcoava0Donatella Contini1Zachary Zurawski2Spencer Huynh3Christopher Mann4Jonathan Art5Simon Alford6Department of Anatomy and Cell Biology, University of Illinois at Chicago, 808 South Wood Street, Rm 578 MC 512, Chicago, IL 60612, USADepartment of Anatomy and Cell Biology, University of Illinois at Chicago, 808 South Wood Street, Rm 578 MC 512, Chicago, IL 60612, USADepartment of Anatomy and Cell Biology, University of Illinois at Chicago, 808 South Wood Street, Rm 578 MC 512, Chicago, IL 60612, USADepartment of Anatomy and Cell Biology, University of Illinois at Chicago, 808 South Wood Street, Rm 578 MC 512, Chicago, IL 60612, USADepartment of Applied Physics and Materials Science, Northern Arizona University, Flagstaff, AZ 86011, USADepartment of Anatomy and Cell Biology, University of Illinois at Chicago, 808 South Wood Street, Rm 578 MC 512, Chicago, IL 60612, USADepartment of Anatomy and Cell Biology, University of Illinois at Chicago, 808 South Wood Street, Rm 578 MC 512, Chicago, IL 60612, USALight sheet microscopy in live cells requires minimal excitation intensity and resolves three-dimensional (3D) information rapidly. Lattice light sheet microscopy (LLSM) works similarly but uses a lattice configuration of Bessel beams to generate a flatter, diffraction-limited z-axis sheet suitable for investigating subcellular compartments, with better tissue penetration. We developed a LLSM method for investigating cellular properties of tissue in situ. Neural structures provide an important target. Neurons are complex 3D structures, and signaling between cells and subcellular structures requires high resolution imaging. We developed an LLSM configuration based on the Janelia Research Campus design or in situ recording that allows simultaneous electrophysiological recording. We give examples of using LLSM to assess synaptic function in situ. In presynapses, evoked Ca<sup>2+</sup> entry causes vesicle fusion and neurotransmitter release. We demonstrate the use of LLSM to measure stimulus-evoked localized presynaptic Ca<sup>2+</sup> entry and track synaptic vesicle recycling. We also demonstrate the resolution of postsynaptic Ca<sup>2+</sup> signaling in single synapses. A challenge in 3D imaging is the need to move the emission objective to maintain focus. We have developed an incoherent holographic lattice light-sheet (IHLLS) technique to replace the LLS tube lens with a dual diffractive lens to obtain 3D images of spatially incoherent light diffracted from an object as incoherent holograms. The 3D structure is reproduced within the scanned volume without moving the emission objective. This eliminates mechanical artifacts and improves temporal resolution. We focus on LLS and IHLLS applications and data obtained in neuroscience and emphasize increases in temporal and spatial resolution using these approaches.https://www.mdpi.com/2313-433X/9/6/121fluorescence microscopylattice light sheet holographyincoherent lattice light sheetelectrophysiology and simultaneous imagingin situ recordingsynaptic function
spellingShingle Mariana Potcoava
Donatella Contini
Zachary Zurawski
Spencer Huynh
Christopher Mann
Jonathan Art
Simon Alford
Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling
Journal of Imaging
fluorescence microscopy
lattice light sheet holography
incoherent lattice light sheet
electrophysiology and simultaneous imaging
in situ recording
synaptic function
title Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling
title_full Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling
title_fullStr Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling
title_full_unstemmed Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling
title_short Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling
title_sort live cell light sheet imaging with low and high spatial coherence detection approaches reveals spatiotemporal aspects of neuronal signaling
topic fluorescence microscopy
lattice light sheet holography
incoherent lattice light sheet
electrophysiology and simultaneous imaging
in situ recording
synaptic function
url https://www.mdpi.com/2313-433X/9/6/121
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AT zacharyzurawski livecelllightsheetimagingwithlowandhighspatialcoherencedetectionapproachesrevealsspatiotemporalaspectsofneuronalsignaling
AT spencerhuynh livecelllightsheetimagingwithlowandhighspatialcoherencedetectionapproachesrevealsspatiotemporalaspectsofneuronalsignaling
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