Evidence map›Paper›PMID 18212057›Full record

ArticleMolecular and cellular biology2008

Survival signaling by C-RAF: mitochondrial reactive oxygen species and Ca2+ are critical targets.

Andrey V Kuznetsov, Julija Smigelskaite, Christine Doblander, Manickam Janakiraman, Martin Hermann, Martin Wurm, Stefan F Scheidl, Robert Sucher, Andrea Deutschmann, Jakob Troppmair

Abstract read
In one paragraph

Article in Molecular and cellular biology, 2008. 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
1.7field-weighted citation impact, top 17% 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, 43 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

10 authors at 1 institution in 1 country.

Andrey V KuznetsovDaniel Swarovski Research Laboratory, Department of General and Transplant Surgery, Innsbruck Medical University, Innrain 66, 6020 Innsbruck, Austria.
Julija Smigelskaite
Christine Doblander
Manickam Janakiraman
Martin Hermann
Martin Wurm
Stefan F Scheidl
Robert Sucher
Andrea Deutschmann
Jakob Troppmair
Innsbruck Medical University · AT

Funding

Austrian Science Fund FWF W 1101
6 · The paper itself

Abstract

Survival signaling by RAF occurs through largely unknown mechanisms. Here we provide evidence for the first time that RAF controls cell survival by maintaining permissive levels of mitochondrial reactive oxygen species (ROS) and Ca(2+). Interleukin-3 (IL-3) withdrawal from 32D cells resulted in ROS production, which was suppressed by activated C-RAF. Oncogenic C-RAF decreased the percentage of apoptotic cells following treatment with staurosporine or the oxidative stress-inducing agent tert-butyl hydroperoxide. However, it was also the case that in parental 32D cells growing in the presence of IL-3, inhibition of RAF signaling resulted in elevated mitochondrial ROS and Ca(2+) levels. Cell death is preceded by a ROS-dependent increase in mitochondrial Ca(2+), which was absent from cells expressing transforming C-RAF. Prevention of mitochondrial Ca(2+) overload after IL-3 deprivation increased cell viability. MEK was essential for the mitochondrial effects of RAF. In summary, our data show that survival control by C-RAF involves controlling ROS production, which otherwise perturbs mitochondrial Ca(2+) homeostasis.

Indexed as

AnimalsAntioxidantsApoptosisApoptosis Regulatory ProteinsCalcium SignalingCell SurvivalHomeostasisHumansInterleukin-3MiceMicroscopy, ConfocalMitochondriaMyeloid CellsOncogene Proteins v-rafProto-Oncogene Proteins c-bcl-2Proto-Oncogene Proteins c-rafAntioxidantsApoptosis Regulatory ProteinsInterleukin-3Oncogene Proteins v-rafProto-Oncogene Proteins c-bcl-2Proto-Oncogene Proteins c-rafReactive Oxygen SpeciesRecombinant Fusion ProteinsRNA, Small InterferingStaurosporineSuperoxide Dismutasetert-Butylhydroperoxide

Identifiers

PMID18212057
PMCPMC2268412
OpenAlexW2098536451

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.