Evidence map›Paper›PMID 22396874›Full record

ArticleAging and disease2011

Reactive oxygen species signaling in cancer: comparison with aging.

Igor Afanas'ev

Open access · greenAbstract read
In one paragraph

Article in Aging and disease, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
3.6field-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

44 citing papers in PubMed, 79 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

1 author.

Igor Afanas'evVitamin Research Institute, Moscow, Russia, Porto, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This work considers reactive oxygen species (ROS) signaling in solid tumors. Most (probably all) cancer cells are characterized by ROS overproduction that is they exist under conditions of incessant oxidative stress. For example ROS overproduction has been shown in prostate, pancreatic, melanoma, and glioma cells. ROS overproduction has been also demonstrated in breast, liver, bladder, colon, and ovarian cancers. Although these examples probably do not incorporate all the described data concerning ROS overproduction in cancer cells, they clearly support a proposal about enhanced oxidative stress in these cells. Therefore the mechanisms of ROS signaling in the survival and death of cancer cells and comparison with ROS signaling in senescent cells ought to be considered. It might be suggested that ROS overproduction in cancer cells is a major origin of their survival and resistance to anticancer treatment while the enhanced oxidative stress responsible for aging development. However it is of particular interest that additional ROS production by prooxidants can induce apoptosis in cancer cells. We suggest that moderate oxidative stress can stimulate proliferation and survival of cancer sells by conditioning mechanism while the enhancement of ROS overproduction by prooxidants under severe oxidative stress results in apoptosis and cell death. Aging development is always characterized by harmful ROS overproduction although the moderate increase in ROS formation in senescent cells might be not dangerous. Similar double-edged sword effects of ROS might be observed during the development of other pathologies for example diabetes mellitus.

Indexed as

agingcancerROSsignaling

Identifiers

PMID22396874
PMCPMC3295056
OpenAlexW1545216398

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.