Increased mTOR signaling and impaired autophagic flux are hallmarks of SARS-CoV-2 infection

ÉP Zambalde, TL Dias, GC Maktura… - Current Issues in …, 2022 - mdpi.com
SARS-CoV-2 … SARS-CoV-2 colocalizes within autophagosomes but not with a lysosomal
marker. Our findings indicate that SARS-CoV-2 can benefit from compromised autophagic flux

SARS-CoV-2 ORF3c impairs mitochondrial respiratory metabolism, oxidative stress, and autophagic flux

A Mozzi, M Oldani, ME Forcella, C Vantaggiato… - Iscience, 2023 - cell.com
… of the autophagic flux. In particular, ORF3c affects lysosomal acidification, blocking the normal
autophagic … We also observed different effect on autophagy for SARS-CoV-2 and batCoV …

SARS-CoV-2-mediated dysregulation of metabolism and autophagy uncovers host-targeting antivirals

NC Gassen, J Papies, T Bajaj, J Emanuel… - Nature …, 2021 - nature.com
… the effect of the proposed SARS-CoV-2-induced block of the autophagic flux, we co-treated …
if SARS-CoV-2 reduces autophagic flux in vivo, we analyzed lung samples from SARS-CoV-2…

Manipulation of autophagy by SARS-CoV-2 proteins

L Koepke, M Hirschenberger, M Hayn, F Kirchhoff… - Autophagy, 2021 - Taylor & Francis
… To dissect whether this accumulation is due to de novo induction of autophagy or rather
caused by a block of autophagic flux, we reexamined the impact of these proteins on …

The role of SARS-CoV-2 ORF7a in autophagy flux disruption: implications for viral infection and pathogenesis

S Li, H Zhang, W Li, J Zhai, X Li, C Zheng - Autophagy, 2024 - Taylor & Francis
… -2 genome, particularly in the modulation of macroautophagy/autophagy flux and function
… by which SARS-CoV-2 ORF7a intercepts autophagic flux, evades host autophagy-lysosome …

SARSCoV‐2 ORF7a blocked autophagy flux by intervening in the fusion between autophagosome and lysosome to promote viral infection and pathogenesis

S Li, X Li, H Liang, K Yu, J Zhai, M Xue… - Journal of Medical …, 2023 - Wiley Online Library
… inducer Torin1 was used to examine the autophagy flux in the SARS-CoV-2 ORF7a …
that SARS-CoV-2 ORF7a blocked autophagy flux by intervening in autophagosome and …

Increased mTOR signaling, impaired autophagic flux and cell-to-cell viral transmission are hallmarks of SARS-CoV-2 infection

GC Maktura, TL Dias, ÉP Zambalde, B Brenha… - bioRxiv, 2021 - biorxiv.org
SARS-CoV-2 infection in Vero E6 cells also resulted in virus retention inside the cells and
trafficking of virus… where SARS-CoV-2 benefits from compromised autophagic flux and …

Network analysis and transcriptome profiling identify autophagic and mitochondrial dysfunctions in SARS-CoV-2 infection

K Singh, YC Chen, S Hassanzadeh, K Han… - Frontiers in …, 2021 - frontiersin.org
… Consistent with this observation, we found that the autophagic flux inducing p62 (SQSTM1)
and SNAP29 gene expression level were down in SARS-CoV-2-positive human samples. …

Autophagy and SARS-CoV-2 infection: A possible smart targeting of the autophagy pathway

S Shojaei, M Suresh, DJ Klionsky, HI Labouta… - Virulence, 2020 - Taylor & Francis
… In line with these reports, a recent study, using ATG5 wild-type and ATG5 knockout Vero
B4 cells, reported that MERS-CoV infection suppresses autophagy flux by inhibiting the fusion …

SARSCoV‐2 ORF3a inhibits cGAS‐STING‐mediated autophagy flux and antiviral function

J Su, S Shen, Y Hu, S Chen, L Cheng… - Journal of Medical …, 2023 - Wiley Online Library
… , which may explain the epidemic potential of SARS-CoV-2. Taken together, our results
indicate the unique role of the SARS-CoV-2 ORF3a in suppressing STING-mediated autophagy, …