Evidence map›Paper›PMID 35946936›Full record

ArticleJournal of virology2022

Oncolytic Avian Reovirus p17-Modulated Inhibition of mTORC1 by Enhancement of Endogenous mTORC1 Inhibitors Binding to mTORC1 To Disrupt Its Assembly and Accumulation on Lysosomes.

Jyun-Yi Li, Wei-Ru Huang, Tsai-Ling Liao, Brent L Nielsen, Hung-Jen Liu

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.1field-weighted citation impact, top 23% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed, 13 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 2 countries.

Jyun-Yi LiInstitute of Molecular Biology, National Chung Hsing Universitygrid.260542.7, Taichung, Taiwan.
Wei-Ru HuangInstitute of Molecular Biology, National Chung Hsing Universitygrid.260542.7, Taichung, Taiwan.
Tsai-Ling LiaoDepartment of Medical Research, Taichung Veterans General Hospitalgrid.410764.0, Taichung, Taiwan.ORCID 0000-0001-7059-4228
Brent L NielsenDepartment of Microbiology and Molecular Biology, Brigham Young University, Provo, Utah, USA.
Hung-Jen LiuInstitute of Molecular Biology, National Chung Hsing Universitygrid.260542.7, Taichung, Taiwan.ORCID 0000-0002-1460-1494
National Chung Hsing University · TWBrigham Young University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The mechanism by which avian reovirus (ARV)-modulated suppression of mTORC1 triggers autophagy remains largely unknown. In this work, we determined that p17 functions as a negative regulator of mTORC1. This study suggest novel mechanisms whereby p17-modulated inhibition of mTORC1 occurs via upregulation of p53, inactivation of Akt, and enhancement of binding of the endogenous mTORC1 inhibitors (PRAS40, FKBP38, and FKPP12) to mTORC1 to disrupt its assembly and accumulation on lysosomes. p17-modulated inhibition of Akt leads to activation of the downstream targets PRAS40 and TSC2, which results in mTORC1 inhibition, thereby triggering autophagy and translation shutoff, which is favorable for virus replication. p17 impairs the interaction of mTORC1 with its activator Rheb, which promotes FKBP38 interaction with mTORC1. It is worth noting that p17 activates ULK1 and Beclin1 and increases the formation of the Beclin 1/class III PI3K complex. These effects could be reversed in the presence of insulin or depletion of p53. Furthermore, we found that p17 induces autophagy in cancer cell lines by upregulating the p53/PTEN pathway, which inactivates Akt and mTORC1. This study highlights p17-modulated inhibition of Akt and mTORC1, which triggers autophagy and translation shutoff by positively modulating the tumor suppressors p53 and TSC2 and endogenous mTORC1 inhibitors.

Indexed as

LysosomesMechanistic Target of Rapamycin Complex 1Orthoreovirus, AvianAdaptor Proteins, Signal TransducingAutophagyCell Line, TumorHumansProto-Oncogene Proteins c-aktTacrolimus Binding ProteinsTuberous Sclerosis Complex 2 ProteinTumor Suppressor Protein p53Adaptor Proteins, Signal TransducingMechanistic Target of Rapamycin Complex 1Proto-Oncogene Proteins c-aktTacrolimus Binding ProteinsTuberous Sclerosis Complex 2 ProteinTumor Suppressor Protein p53Aktautophagyavian reovirusmTORC1p17p53PRAS40Rhebtranslation shutoffTSC2

Identifiers

PMID35946936
PMCPMC9472607
OpenAlexW4292505814

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.