Evidence map›Paper›PMID 22511765›Full record

ArticleThe Journal of biological chemistry2012

Vacuolar H+-ATPase (V-ATPase) promotes vacuolar membrane permeabilization and nonapoptotic death in stressed yeast.

Hyemin Kim, Adam Kim, Kyle W Cunningham

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

27 citing papers in PubMed, 57 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

3 authors at 1 institution in 1 country.

Hyemin KimDepartment of Biology, Johns Hopkins University, Baltimore, Maryland 21218, USA.
Adam Kim
Kyle W Cunningham
Johns Hopkins University · US

Funding

CALCIUM SIGNALING AND TRANSPORT IN S CEREVISIAER01GM053082 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI CUNNINGHAM, KYLE W · 1996 to 2008
$2.8M
Assays for compounds that block or stimulate yeast cell deathR21NS057023 · NINDS · JOHNS HOPKINS UNIVERSITY · PI CUNNINGHAM, KYLE W · 2006 to 2006
$162k
Assays for Non-selective Cation Channel InhibitorsR21NS074072 · NINDS · JOHNS HOPKINS UNIVERSITY · PI CUNNINGHAM, KYLE W · 2011 to 2011
$158k
NIGMS NIH HHS GM053082NIGMS NIH HHS R01 GM053082NINDS NIH HHS NS057023NINDS NIH HHS NS074072NINDS NIH HHS R21 NS057023NINDS NIH HHS R21 NS074072
6 · The paper itself

Abstract

Stress in the endoplasmic reticulum caused by tunicamycin, dithiothreitol, and azole-class antifungal drugs can induce nonapoptotic cell death in yeasts that can be blocked by the action of calcineurin (Cn), a Ca(2+)-dependent serine/threonine protein phosphatase. To identify additional factors that regulate nonapoptotic cell death in yeast, a collection of gene knock-out mutants was screened for mutants exhibiting altered survival rates. The screen revealed an endocytic protein (Ede1) that can function upstream of Ca(2+)/calmodulin-dependent protein kinase 2 (Cmk2) to suppress cell death in parallel to Cn. The screen also revealed the vacuolar H(+)-ATPase (V-ATPase), which acidifies the lysosome-like vacuole. The V-ATPase performed its death-promoting functions very soon after imposition of the stress and was not required for later stages of the cell death program. Cn did not inhibit V-ATPase activities but did block vacuole membrane permeabilization (VMP), which occurred at late stages of the cell death program. All of the other nondying mutants identified in the screens blocked steps before VMP. These findings suggest that VMP is the lethal event in dying yeast cells and that fungi may employ a mechanism of cell death similar to the necrosis-like cell death of degenerating neurons.

Indexed as

Cell DeathIntracellular MembranesPermeabilitySaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsStress, PhysiologicalVacuolar Proton-Translocating ATPasesVacuolesEde1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsVacuolar Proton-Translocating ATPases

Identifiers

PMID22511765
PMCPMC3365936
OpenAlexW2046100250

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.