Evidence map›Paper›PMID 19477268›Full record

ReviewFree radical biology & medicine2009

Regulation of superoxide dismutase genes: implications in disease.

Lu Miao, Daret K St Clair

Abstract readReview
In one paragraph

Review in Free radical biology & medicine, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 387 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
387citing papers in PubMed, 2 pooled it
–field-weighted citation impact
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

387 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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327 more citing papers are in PubMed but not listed here.

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

2 authors.

Lu MiaoGraduate Center for Toxicology, University of Kentucky, Lexington, KY 40536, USA.
Daret K St Clair

Funding

REDOX REGULATION OF TUMOR SUPPRESSION BY MNSODR01CA073599 · NCI · UNIVERSITY OF KENTUCKY · PI ST CLAIR, DARET K · 1998 to 2012
$4.0M
Mechansins of MnSOD expression in normal and tumor cellsR01CA049797 · NCI · UNIVERSITY OF KENTUCKY · PI ST CLAIR, DARET K · 1996 to 2014
$3.3M
MbSOD in chemotherapeutic-Induced Cardiac InjuryR01CA139843 · NCI · UNIVERSITY OF KENTUCKY · PI ST CLAIR, DARET K · 2008 to 2012
$1.3M
MECHANISM OF MNSOD EXPRESSION IN NORMAL &TUMOR CELLSR29CA049797 · NCI · WAKE FOREST UNIVERSITY · PI ST CLAIR, DARET K · 1990 to 1994
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NCI NIH HHS CA 49797NCI NIH HHS CA 73599NCI NIH HHS R01 CA049797NCI NIH HHS R01 CA073599NCI NIH HHS R01 CA139843
6 · The paper itself

Abstract

Numerous short-lived and highly reactive oxygen species (ROS) such as superoxide (O2(.-)), hydroxyl radical, and hydrogen peroxide are continuously generated in vivo. Depending upon concentration, location, and intracellular conditions, ROS can cause toxicity or act as signaling molecules. The cellular levels of ROS are controlled by antioxidant enzymes and small-molecule antioxidants. As major antioxidant enzymes, superoxide dismutases (SODs), including copper-zinc superoxide dismutase (Cu/ZnSOD), manganese superoxide dismutase, and extracellular superoxide dismutase, play a crucial role in scavenging O2(.-). This review focuses on the regulation of the sod genes coding for these enzymes, with an emphasis on the human genes. Current knowledge about sod structure and regulation is summarized and depicted as diagrams. Studies to date on genes coding for Cu/ZnSOD (sod1) are mostly focused on alterations in the coding region and their associations with amyotrophic lateral sclerosis. Evaluation of nucleotide sequences reveals that regulatory elements of the sod2 gene reside in both the noncoding and the coding region. Changes associated with sod2 lead to alterations in expression levels as well as protein function. We also discuss the structural basis for the changes in SOD expression associated with pathological conditions and where more work is needed to establish the relationship between SODs and diseases.

Indexed as

Gene Expression Regulation, EnzymologicAmyotrophic Lateral SclerosisAnimalsGenetic Predisposition to DiseaseHumansOxidative StressPolymorphism, GeneticReactive Oxygen SpeciesRegulatory Sequences, Nucleic AcidStructure-Activity RelationshipSuperoxide DismutaseSuperoxide Dismutase-1Superoxide Dismutase 2Reactive Oxygen SpeciesSOD1 protein, humanSuperoxide DismutaseSuperoxide Dismutase-1Superoxide Dismutase 2

Identifiers

PMID19477268
PMCPMC2731574

What Socratic holds

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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 Socratic graph.