Evidence map›Paper›PMID 23292031›Full record

ArticleMolecular and cellular biochemistry2013

Uncovering the beginning of diabetes: the cellular redox status and oxidative stress as starting players in hyperglycemic damage.

João Soeiro Teodoro, Ana Patrícia Gomes, Ana Teresa Varela, Filipe Valente Duarte, Anabela Pinto Rolo, Carlos Marques Palmeira

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In one paragraph

Article in Molecular and cellular biochemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.2field-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

25 citing papers in PubMed, 34 citations in OpenAlex.

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  19. Aldose reductase expression as a risk factor for cataract.Chemico-biological interactions · 2015
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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

6 authors at 1 institution in 1 country.

João Soeiro TeodoroFaculty of Science and Technology, Center for Neuroscience and Cell Biology, University of Coimbra, Coimbra, Portugal.
Ana Patrícia Gomes
Ana Teresa Varela
Filipe Valente Duarte
Anabela Pinto Rolo
Carlos Marques Palmeira
University of Coimbra · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Early hyperglycemic insult can lead to permanent, cumulative damage that might be one of the earliest causes for a pre-diabetic situation. Despite this, the early phases of hyperglycemic exposure have been poorly studied. We have previously demonstrated that mitochondrial injury takes place early on upon hyperglycemic exposure. In this work, we demonstrate that just 1 h of hyperglycemic exposure is sufficient to induce increased mitochondrial membrane potential and generation. This is accompanied (and probably caused) by a decrease in the cells' NAD(+)/NADH ratio. Furthermore, we show that the modulation of the activity of parallel pathways to glycolysis can alter the effects of hyperglycemic exposure. Activation of the pentose phosphate pathway leads to diminished effects of glucose on the above parameters, either by removing glucose from glycolysis or by NADPH generation. We also demonstrate that the hexosamine pathway inhibition also leads to a decreased effect of excess glucose. So, this work demonstrates the need for increased focus of study on the reductive status of the cell as one of the most important hallmarks of initial hyperglycemic damage.

Indexed as

Oxidative StressAzaserineDiabetes MellitusGlucoseGlycolysisHep G2 CellsHexosaminesHumansHyperglycemiaMembrane Potential, MitochondrialMitochondriaNADNADPOxidation-ReductionPentose Phosphate PathwayProtein CarbonylationAzaserinebenphothiamineGlucoseHexosaminesNADNADPReactive Oxygen SpeciesThiamine

Identifiers

PMID23292031
OpenAlexW1974255231

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.