Imaging Endocytosis Dynamics in Health and Disease

Endocytosis is a critical process for cell growth and viability. It mediates nutrient uptake, guarantees plasma membrane homeostasis, and generates intracellular signaling cascades. Moreover, it plays an important role in dead cell clearance and defense against external microbes. Finally, endocytosi...

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Main Authors: Erica Tagliatti, Katia Cortese
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Membranes
Subjects:
Online Access:https://www.mdpi.com/2077-0375/12/4/393
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author Erica Tagliatti
Katia Cortese
author_facet Erica Tagliatti
Katia Cortese
author_sort Erica Tagliatti
collection DOAJ
description Endocytosis is a critical process for cell growth and viability. It mediates nutrient uptake, guarantees plasma membrane homeostasis, and generates intracellular signaling cascades. Moreover, it plays an important role in dead cell clearance and defense against external microbes. Finally, endocytosis is an important cellular route for the delivery of nanomedicines for therapeutic treatments. Thus, it is not surprising that both environmental and genetic perturbation of endocytosis have been associated with several human conditions such as cancer, neurological disorders, and virus infections, among others. Over the last decades, a lot of research has been focused on developing advanced imaging methods to monitor endocytosis events with high resolution in living cells and tissues. These include fluorescence imaging, electron microscopy, and correlative and super-resolution microscopy. In this review, we outline the major endocytic pathways and briefly discuss how defects in the molecular machinery of these pathways lead to disease. We then discuss the current imaging methodologies used to study endocytosis in different contexts, highlighting strengths and weaknesses.
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spelling doaj.art-731c903130124abab160bc255c63346e2023-12-03T13:41:43ZengMDPI AGMembranes2077-03752022-04-0112439310.3390/membranes12040393Imaging Endocytosis Dynamics in Health and DiseaseErica Tagliatti0Katia Cortese1Laboratory of Pharmacology and Brain Pathology, Humanitas Clinical and Research Center, Via Manzoni 56, 20089 Milano, ItalyCellular Electron Microscopy Laboratory, Department of Experimental Medicine (DIMES), Human Anatomy, Università di Genova, Via Antonio de Toni 14, 16132 Genova, ItalyEndocytosis is a critical process for cell growth and viability. It mediates nutrient uptake, guarantees plasma membrane homeostasis, and generates intracellular signaling cascades. Moreover, it plays an important role in dead cell clearance and defense against external microbes. Finally, endocytosis is an important cellular route for the delivery of nanomedicines for therapeutic treatments. Thus, it is not surprising that both environmental and genetic perturbation of endocytosis have been associated with several human conditions such as cancer, neurological disorders, and virus infections, among others. Over the last decades, a lot of research has been focused on developing advanced imaging methods to monitor endocytosis events with high resolution in living cells and tissues. These include fluorescence imaging, electron microscopy, and correlative and super-resolution microscopy. In this review, we outline the major endocytic pathways and briefly discuss how defects in the molecular machinery of these pathways lead to disease. We then discuss the current imaging methodologies used to study endocytosis in different contexts, highlighting strengths and weaknesses.https://www.mdpi.com/2077-0375/12/4/393endocytosisprotein receptordiseasefluorescenceelectron microscopysuper-resolution microscopy
spellingShingle Erica Tagliatti
Katia Cortese
Imaging Endocytosis Dynamics in Health and Disease
Membranes
endocytosis
protein receptor
disease
fluorescence
electron microscopy
super-resolution microscopy
title Imaging Endocytosis Dynamics in Health and Disease
title_full Imaging Endocytosis Dynamics in Health and Disease
title_fullStr Imaging Endocytosis Dynamics in Health and Disease
title_full_unstemmed Imaging Endocytosis Dynamics in Health and Disease
title_short Imaging Endocytosis Dynamics in Health and Disease
title_sort imaging endocytosis dynamics in health and disease
topic endocytosis
protein receptor
disease
fluorescence
electron microscopy
super-resolution microscopy
url https://www.mdpi.com/2077-0375/12/4/393
work_keys_str_mv AT ericatagliatti imagingendocytosisdynamicsinhealthanddisease
AT katiacortese imagingendocytosisdynamicsinhealthanddisease