Evidence map›Paper›PMID 22074291›Full record

ArticleJournal of occupational medicine and toxicology (London, England)2011

Pilose antler polypeptides promote chondrocyte proliferation via the tyrosine kinase signaling pathway.

Jian-Hua Lin, Ling-Xiao Deng, Zhao-Yang Wu, Lei Chen, Li Zhang

Open access · goldAbstract read
In one paragraph

Article in Journal of occupational medicine and toxicology (London, England), 2011. 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
0.6field-weighted citation impact, top 29% 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, 21 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 3 institutions in 1 country.

Jian-Hua LinOrthopaedics & Traumatology College, Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian, PR China. Zhanglil626@yahoo.com.
Ling-Xiao Deng
Zhao-Yang Wu
Lei Chen
Li Zhang
Fujian Medical University · CNFirst Affiliated Hospital of Fujian Medical University · CNFujian University of Traditional Chinese Medicine · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPilose antler polypeptides (PAP) have been reported to promote chondrocyte proliferation. However, the underlying mechanism remains unclear. The present study was to investigate the effects of PAP on the proliferation of chondrocytes and its underlying mechanism.

methodsChondrocytes isolated from the knee of Zealand white rabbits were cultured. The second generation chondrocytes were collected and identified using safranin-O staining. The chondrocytes were divided into the following 4 groups including serum-free, PAP, genistein (an inhibitor of tyrosine kinases), and PAP plus genistein group. Cell viability was analyzed using the MTT assay. The cell cycle distribution of the chondrocytes was analyzed by flow cytometry. The expression levels of cyclin A was detected using immunocytochemical staining.

resultsNo significant difference was observed between serum-free and genistein group. Treatment of the cultures with PAP produced a significant dose-dependent increase in cell viability, the percentage proportion of chondrocytes in the S phase and Cyclin A expression as well. However, the promoting effect of PAP on chondrocyte proliferation were dose-dependently inhibited by genistein, whereas genistein alone had no effect on proliferation of isolated chondrocytes.

conclusionsThe data demonstrate that PAP promotes chondrocyte proliferation with the increased cell number, percentage proportion of chondrocytes in S phase and expression of protein cyclin A via the TK signaling pathway.

Identifiers

PMID22074291
PMCPMC3226629
OpenAlexW2115513246

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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.