Evidence map›Paper›PMID 19769460›Full record

ArticleAntioxidants & redox signaling2010

Regulation of selenoproteins and methionine sulfoxide reductases A and B1 by age, calorie restriction, and dietary selenium in mice.

Sergey V Novoselov, Hwa-Young Kim, Deame Hua, Byung Cheon Lee, Clinton M Astle, David E Harrison, Bertrand Friguet, Mohamed E Moustafa, Bradley A Carlson, Dolph L Hatfield and 1 more

Open access · greenAbstract read
In one paragraph

Article in Antioxidants & redox signaling, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.6field-weighted citation impact, top 8% 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

28 citing papers in PubMed, 63 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

11 authors at 4 institutions in 4 countries.

Sergey V NovoselovDepartment of Biochemistry, University of Nebraska, Lincoln, NE, USA.
Hwa-Young Kim
Deame Hua
Byung Cheon Lee
Clinton M Astle
David E Harrison
Bertrand Friguet
Mohamed E Moustafa
Bradley A Carlson
Dolph L Hatfield
Vadim N Gladyshev
University of Nebraska–Lincoln · USNational Cancer Institute · USJackson Laboratory · USInstitut de Biochimie et Biophysique Moléculaire et Cellulaire · FR

Funding

Methionine sulfoxide reduction, selenium and agingR01AG021518 · NIA · UNIVERSITY OF NEBRASKA LINCOLN · PI GLADYSHEV, VADIM N. · 2003 to 2018
$5.0M
Selenoproteins as Targets for Cancer PreventionR01CA080946 · NCI · UNIVERSITY OF NEBRASKA LINCOLN · PI GLADYSHEV, VADIM N. · 2001 to 2018
$4.5M
IDENTITY OF TERMINATOR AND SELENOCYSTEINE UGA CODONSR01GM061603 · NIGMS · UNIVERSITY OF NEBRASKA LINCOLN · PI GLADYSHEV, VADIM N. · 2000 to 2016
$4.0M
Functions of thioredoxin reductases and their targetsR37GM065204 · NIGMS · BRIGHAM AND WOMEN'S HOSPITAL · PI GLADYSHEV, VADIM N. · 2011 to 2020
$4.0M
Role of Selenium in Development and HealthZIABC005317 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI HATFIELD, DOLPH · 2009 to 2014
$2.7M
Functions of Mammalian Thioredoxin ReductasesR01GM065204 · NIGMS · UNIVERSITY OF NEBRASKA LINCOLN · PI GLADYSHEV, VADIM N. · 2002 to 2009
$2.2M
Intramural NIH HHSNCI NIH HHS CA080946NIA NIH HHS AG021518NIGMS NIH HHS GM061603NIGMS NIH HHS GM065204NIGMS NIH HHS R01 GM061603
6 · The paper itself

Abstract

Methionine residues are susceptible to oxidation, but this damage may be reversed by methionine sulfoxide reductases MsrA and MsrB. Mammals contain one MsrA and three MsrBs, including a selenoprotein MsrB1. Here, we show that MsrB1 is the major methionine sulfoxide reductase in liver of mice and it is among the proteins that are most easily regulated by dietary selenium. MsrB1, but not MsrA activities, were reduced with age, and the selenium regulation of MsrB1 was preserved in the aging liver, suggesting that MsrB1 could account for the impaired methionine sulfoxide reduction in aging animals. We also examined regulation of Msr and selenoprotein expression by a combination of dietary selenium and calorie restriction and found that, under calorie restriction conditions, selenium regulation was preserved. In addition, mice overexpressing a mutant form of selenocysteine tRNA reduced MsrB1 activity to the level observed in selenium deficiency, whereas MsrA activity was elevated in these animals. Finally, we show that selenium regulation in inbred mouse strains is preserved in an outbred aging model. Taken together, these findings better define dietary regulation of methionine sulfoxide reduction and selenoprotein expression in mice with regard to age, calorie restriction, dietary Se, and a combination of these factors.

Indexed as

Caloric RestrictionDietAgingAnimalsFemaleHumansMaleMethionine Sulfoxide ReductasesMiceMice, Inbred BALB CMice, TransgenicSeleniumSelenoproteinsTissue DistributionMethionine Sulfoxide ReductasesSeleniumSelenoproteins

Identifiers

PMID19769460
PMCPMC2864656
OpenAlexW1973216000

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.