Evidence map›Paper›PMID 23271616›Full record

ArticleAge (Dordrecht, Netherlands)2013

Effects of taxifolin on the activity of angiotensin-converting enzyme and reactive oxygen and nitrogen species in the aorta of aging rats and rats treated with the nitric oxide synthase inhibitor and dexamethasone.

Tamara V Arutyunyan, Antonina F Korystova, Ludmila N Kublik, Maria Kh Levitman, Vera V Shaposhnikova, Yuri N Korystov

Open access · bronzeAbstract read
In one paragraph

Article in Age (Dordrecht, Netherlands), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.8field-weighted citation impact, top 26% 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

14 citing papers in PubMed, 30 citations in OpenAlex.

  1. Article
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  14. Phytochemical profile ofPhytochemistry reviews : proceedings of the Phytochemical Society of Europe · 2015
    Review
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

6 authors at 2 institutions in 1 country.

Tamara V ArutyunyanInstitute of Theoretical and Experimental Biophysics, Russian Academy of Sciences, Pushchino, Moscow Region, 142290, Russia.
Antonina F Korystova
Ludmila N Kublik
Maria Kh Levitman
Vera V Shaposhnikova
Yuri N Korystov
Institute of Theoretical and Experimental Biophysics · RURussian Academy of Sciences · RU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The action of taxifolin on the angiotensin-converting enzyme (ACE) and the formation of reactive oxygen and nitrogen species (ROS/RNS) in the aorta of aging rats and rats treated with nitric oxide synthase inhibitor (N ω-nitro-L-arginine methyl ester (L-NAME)) or dexamethasone have been studied. The ACE activity in aorta sections was determined by measuring the hydrolysis of hippuryl-L-histidyl-L-leucine, and the ROS/RNS production was measured by oxidation of dichlorodihydrofluorescein. It was shown that taxifolin at a dose of 30-100 μg/kg/day decreases the ACE activity in the aorta of aging rats and of rats treated with L-NAME or dexamethasone to the level of the ACE activity in young control rats. Taxifolin (100 μg/kg/day) was found to also reduce the amount of ROS/RNS in the aorta that increased as a result of L-NAME intake. L-NAME treatment increases the contribution of 5-lipoxygenase and NADPH oxidase to ROS/RNS production in the aorta, while taxifolin (100 μg/kg/day) decreases the contribution of these enzymes to the normal level.

Indexed as

AgingAnimalsAnti-Inflammatory Agents, Non-SteroidalAorta, ThoracicAtherosclerosisDexamethasoneDisease Models, AnimalEndothelium, VascularEnzyme InhibitorsGlucocorticoidsMaleNG-Nitroarginine Methyl EsterNitric Oxide SynthaseNitrogenPeptidyl-Dipeptidase AQuercetinAnti-Inflammatory Agents, Non-SteroidalDexamethasoneEnzyme InhibitorsGlucocorticoidsNG-Nitroarginine Methyl EsterNitric Oxide SynthaseNitrogenPeptidyl-Dipeptidase AQuercetinReactive Oxygen Speciestaxifolin

Identifiers

PMID23271616
PMCPMC3825014
OpenAlexW2061892657

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.