Evidence map›Paper›PMID 23762829›Full record

ArticleBioMed research international2013

The Escherichia coli-derived thymosin β4 concatemer promotes cell proliferation and healing wound in mice.

Xiaolei Wang, Guihua Yang, Shanshuang Li, Meifeng Gao, Pangfeng Zhao, Lingxia Zhao

Open access · hybridAbstract read
In one paragraph

Article in BioMed research international, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.3field-weighted citation impact, top 31% 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

4 citing papers in PubMed, 6 citations in OpenAlex.

  1. Review
  2. Article
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  4. Article
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.

Xiaolei WangPlant Biotechnology Research Center, School of Agriculture and Biology, Fudan-SJTU-Nottingham, Plant Biotechnology R and D Center, Shanghai Jiao Tong University, Shanghai 200240, China.
Guihua Yang
Shanshuang Li
Meifeng Gao
Pangfeng Zhao
Lingxia Zhao
Shanghai Jiao Tong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Thymosin β4 (Tβ4) is one of the most promising thymosins for future clinical applications, and it is anticipated that commercial demand for Tβ4 will increase. In order to develop a new approach to produce recombinant Tβ4, a 168 bp DNA (termed Tβ4) was designed based on the Tβ4 protein sequence and used to express a 4 × Tβ 4 concatemer (four tandem copies of Tβ4, termed 4 × Tβ4) together with a histidine tag (6 × His) in E. coli (strain BL21). SDS-PAGE and western blot analysis were used to confirm that a recombinant 4 × Tβ4 protein of the expected size (30.87 kDa) was produced following the induction of the bacterial cultures with isopropyl β-D-thiogalactoside (IPTG). The E. coli-derived 4 × Tβ4 was purified by Ni-NTA resin, and its activities were examined with regard to both stimulating proliferation of the mice spleen cells in vitro and in vivo wound healing. The results demonstrate that these activities of the E. coli-derived recombinant 4 × Tβ4 were similar or even better than existing commercially obtained Tβ4. This production strategy therefore represents a potentially valuable approach for future commercial production of recombinant Tβ4.

Indexed as

AnimalsBase SequenceCell MovementCell ProliferationDNA, ConcatenatedEpitheliumEscherichia coliKeratinocytesMiceMice, Inbred BALB CMolecular Sequence DataRecombinant ProteinsThymosinThymosin beta(4)Wound HealingDNA, ConcatenatedRecombinant ProteinsThymosinThymosin beta(4)

Identifiers

PMID23762829
PMCPMC3671520
OpenAlexW2140083156

What OpenQuestion holds

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LicenceCC BY
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.