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Three-dimensional analysis of human brain cytoarchitectonics by means of a SWITCH/TDE-combined clearing method

  • Irene Costantini
  • , Giacomo Mazzamuto
  • , Annunziatina Laurino
  • , Erica Lazzeri
  • , Leonardo Sacconi
  • , Mattia Neri
  • , Andrea Simonetto
  • , Matteo Roffilli
  • , Ludovico Silvestri
  • , Francesco S. Pavone
  • LENS, University of Florence
  • LENS
  • University of Florence
  • Bioretics Srl

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

The three-dimensional reconstruction of large volumes of the human neural networks at cellular resolution is one of the biggest challenges of our days. Commonly, fine slices of samples marked with colorimetric techniques are individually imaged. This approach in addition to being time-consuming does not consider space cell organization, leading to loss of information. The aim of this work was to develop a methodology that allows analyzing the cytoarchitecture of the human brain in three dimensions at high resolution. In particular, we exploit the possibility of combining high-resolution 3D imaging techniques with clearing methodologies. We successfully integrate the SWITCH immunohistochemistry technique with the TDE clearing method to image a large volume of human brain tissue with two-photon fluorescence microscopy. In conclusion, this new approach enables to characterize large human brain specimens with high-resolution optical techniques, giving the possibility to expand the histological studies to the third dimension.

Original languageEnglish
Title of host publicationAdvances in Microscopic Imaging II
EditorsEmmanuel Beaurepaire, Francesco Saverio Pavone
PublisherSPIE
ISBN (Electronic)9781510628458
DOIs
Publication statusPublished - 1 Jan 2019
Externally publishedYes
EventAdvances in Microscopic Imaging II 2019 - Munich, Germany
Duration: 26 Jun 201927 Jun 2019

Publication series

NameProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume11076
ISSN (Print)1605-7422

Conference

ConferenceAdvances in Microscopic Imaging II 2019
Country/TerritoryGermany
CityMunich
Period26/06/1927/06/19

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • 3D imaging
  • Brain
  • Clearing
  • Human
  • SWITCH
  • TDE

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