Evidence map›Paper›PMID 19125272›Full record

ArticleHistochemistry and cell biology2009

The ascorbic acid transporter SVCT2 is expressed in slow-twitch skeletal muscle fibres.

Marcela Low, Daniel Sandoval, Evelyn Avilés, Fernando Pérez, Francisco Nualart, Juan Pablo Henríquez

Abstract read
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In one paragraph

Article in Histochemistry and cell biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.7field-weighted citation impact, top 17% 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

10 citing papers in PubMed, 20 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

6 authors at 2 institutions in 1 country.

Marcela LowResearch Ring for the Study of the Nervous System (PBCT-CONICYT), Laboratory of Developmental Neurobiology, Department of Cell Biology, Faculty of Biological Sciences, Universidad de Concepción, Casilla 160-C, Concepción, Chile.
Daniel Sandoval
Evelyn Avilés
Fernando Pérez
Francisco Nualart
Juan Pablo Henríquez
University of Concepción · CLHospital Regional de Concepción · CL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ascorbic acid, the reduced form of vitamin C, functions as a potent antioxidant as well as in cell differentiation. Ascorbate is taken up by mammalian cells through the specific sodium/ascorbate co-transporters SVCT1 and SVCT2. Although skeletal muscle contains about 50% of the whole-body vitamin C, the expression of SVCT transporters has not been clearly addressed in this tissue. In this work, we analysed the expression pattern of SVCT2 during embryonic myogenesis using the chick as model system. We cloned the chick orthologue of SVCT2 (cSVCT2) that shares 93% identity with the mouse transporter. cSVCT2 mRNA and protein are expressed during chick embryonic muscle development. Immunohistochemical analyses showed that SVCT2 is preferentially expressed by type I slow-twitch muscle fibres throughout chick myogenesis as well as in post-natal skeletal muscles of several species, including human. Our results suggest that SVCT2-mediated uptake of ascorbate is relevant to the oxidative nature of type I muscle fibres.

Indexed as

Amino Acid SequenceAnimalsAscorbic AcidBase SequenceChick EmbryoMolecular Sequence DataMuscle DevelopmentMuscle Fibers, Slow-TwitchOrganic Anion Transporters, Sodium-DependentSequence AlignmentSodium-Coupled Vitamin C TransportersSymportersAscorbic AcidOrganic Anion Transporters, Sodium-DependentSLC23A1 protein, humanSlc23a1 protein, mouseSLC23A2 protein, humanSlc23a2 protein, mouseSodium-Coupled Vitamin C TransportersSymporters

Identifiers

PMID19125272
OpenAlexW2005881593

What OpenQuestion holds

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Read underepoch 390

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.