Evidence map›Paper›PMID 19030205›Full record

ArticleWorld journal of gastroenterology2008

Myenteric neurons and intestinal mucosa of diabetic rats after ascorbic acid supplementation.

Priscila De Freitas, Maria-Raquel-Marcal Natali, Renata-Virginia-Fernandes Pereira, Marcilio-Hubner Miranda Neto, Jacqueline-Nelisis Zanoni

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In one paragraph

Article in World journal of gastroenterology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-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

11 citing papers in PubMed, 25 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

5 authors at 2 institutions in 2 countries.

Priscila De FreitasDepartment of Morphophysiological Sciences H-79, Enteric Neurons Laboratory, State University of Maringa, Avenida Colombo, 5790, Maringa 87020-900, Parana, Brazil. priscilamga2@hotmail.com
Maria-Raquel-Marcal Natali
Renata-Virginia-Fernandes Pereira
Marcilio-Hubner Miranda Neto
Jacqueline-Nelisis Zanoni
Universidade Estadual de Maringá · BRToranomon Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo investigate the effect of ascorbic acid (AA) dietary supplementation on myenteric neurons and epithelial cell proliferation of the jejunum of adult rats with chronic diabetes mellitus.

methodsThirty rats at 90 d of age were divided into three groups: Non-diabetic, diabetic and diabetic treated with AA (DA) (1 g/L). After 120 d of treatment with AA the animals were killed. The myenteric neurons were stained for myosin-V and analyzed quantitatively in an area of 11.2 mm(2)/animal. We further measured the cellular area of 500 neurons per group. We also determined the metaphasic index (MI) of the jejunum mucosa layer of about 2500 cells in the intestinal crypts, as well as the dimensions of 30 villi and 30 crypts/animal. The data area was analyzed using the Olympus BX40 microscope.

resultsThere was an increase of 14% in the neuronal density (792.6 +/- 46.52 vs 680.6 +/- 30.27) and 4.4% in the cellular area (303.4 +/- 5.19 vs 291.1 +/- 6.0) respectively of the diabetic group treated with AA when compared to control diabetic animals. There were no significant differences in MI parameters, villi height or crypt depths among the groups.

conclusionSupplementation with AA in the diabetic animal promoted moderate neuroprotection. There was no observation of alteration of the cellular proliferation of the jejunum mucosa layer of rats with chronic diabetes mellitus with or without supplementation with AA.

Indexed as

Dietary SupplementsAnimalsAntioxidantsAscorbic AcidCell ProliferationDiabetes Mellitus, ExperimentalDiabetic NeuropathiesIntestinal MucosaJejunumMaleMyenteric PlexusMyosin Type VNeuronsNeuroprotective AgentsRatsRats, WistarAntioxidantsAscorbic AcidMyosin Type VNeuroprotective Agents

Identifiers

PMID19030205
PMCPMC2773339
OpenAlexW2159064359

What OpenQuestion holds

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Registered trials

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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.