Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation

Through the promotion of phagolysosome formation, autophagy has emerged as a crucial mechanism to eradicate intracellular <i>Mycobacterium tuberculosis</i> (Mtb). A cell-autonomous host defense mechanism called lysosome biogenesis and autophagy transports cytoplasmic cargos and bacterial...

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Main Authors: Richa Dwivedi, Piyush Baindara
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Microorganisms
Subjects:
Online Access:https://www.mdpi.com/2076-2607/11/12/2944
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author Richa Dwivedi
Piyush Baindara
author_facet Richa Dwivedi
Piyush Baindara
author_sort Richa Dwivedi
collection DOAJ
description Through the promotion of phagolysosome formation, autophagy has emerged as a crucial mechanism to eradicate intracellular <i>Mycobacterium tuberculosis</i> (Mtb). A cell-autonomous host defense mechanism called lysosome biogenesis and autophagy transports cytoplasmic cargos and bacterial phagosomes to lysosomes for destruction during infection. Similar occurrences occurred in stressful or starvation circumstances and led to autophagy, which is harmful to the cell. It is interesting to note that under both hunger and infection states, the transcription factor EB (TFEB) acts as a master regulator of lysosomal activities and autophagy. This review highlighted recent research on the multitier regulation of TFEB-induced autophagy by a variety of host effectors and Mtb sulfolipid during Mtb infection and starvation. In general, the research presented here sheds light on how lysosome biogenesis and autophagy are differentially regulated by the TFEB during Mtb infection and starvation.
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spelling doaj.art-2ede15ad5c14475091e1e48dcb4bded52023-12-22T14:26:10ZengMDPI AGMicroorganisms2076-26072023-12-011112294410.3390/microorganisms11122944Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and StarvationRicha Dwivedi0Piyush Baindara1Department of Pathology, University of Pittsburgh, Pittsburgh, PA 15260, USARadiation Oncology, NextGen Precision Health, School of Medicine, University of Missouri, Columbia, MO 65211, USAThrough the promotion of phagolysosome formation, autophagy has emerged as a crucial mechanism to eradicate intracellular <i>Mycobacterium tuberculosis</i> (Mtb). A cell-autonomous host defense mechanism called lysosome biogenesis and autophagy transports cytoplasmic cargos and bacterial phagosomes to lysosomes for destruction during infection. Similar occurrences occurred in stressful or starvation circumstances and led to autophagy, which is harmful to the cell. It is interesting to note that under both hunger and infection states, the transcription factor EB (TFEB) acts as a master regulator of lysosomal activities and autophagy. This review highlighted recent research on the multitier regulation of TFEB-induced autophagy by a variety of host effectors and Mtb sulfolipid during Mtb infection and starvation. In general, the research presented here sheds light on how lysosome biogenesis and autophagy are differentially regulated by the TFEB during Mtb infection and starvation.https://www.mdpi.com/2076-2607/11/12/2944autophagy<i>Mycobacterium tuberculosis</i>TFEBinfectionstarvationhost-directed therapies
spellingShingle Richa Dwivedi
Piyush Baindara
Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation
Microorganisms
autophagy
<i>Mycobacterium tuberculosis</i>
TFEB
infection
starvation
host-directed therapies
title Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation
title_full Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation
title_fullStr Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation
title_full_unstemmed Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation
title_short Differential Regulation of TFEB-Induced Autophagy during Mtb Infection and Starvation
title_sort differential regulation of tfeb induced autophagy during mtb infection and starvation
topic autophagy
<i>Mycobacterium tuberculosis</i>
TFEB
infection
starvation
host-directed therapies
url https://www.mdpi.com/2076-2607/11/12/2944
work_keys_str_mv AT richadwivedi differentialregulationoftfebinducedautophagyduringmtbinfectionandstarvation
AT piyushbaindara differentialregulationoftfebinducedautophagyduringmtbinfectionandstarvation