Evidence map›Paper›PMID 25289117›Full record

ArticleJournal of Korean Neurosurgical Society2014

Curcumin Stimulates Proliferation of Spinal Cord Neural Progenitor Cells via a Mitogen-Activated Protein Kinase Signaling Pathway.

Sihoon Son, Kyoung-Tae Kim, Dae-Chul Cho, Hye-Jeong Kim, Joo-Kyung Sung, Jae-Sung Bae

Abstract read
In one paragraph

Article in Journal of Korean Neurosurgical Society, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–field-weighted citation impact
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

18 citing papers in PubMed.

  1. Review
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  18. Curcumin as a double-edged sword for stem cells: dose, time and cell type-specific responses to curcumin.Daru : journal of Faculty of Pharmacy, Tehran University of Medical Sciences · 2015
    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.

Sihoon SonDepartment of Neurosurgery, Kyungpook National University Hospital, Daegu, Korea.
Kyoung-Tae KimDepartment of Neurosurgery, Kyungpook National University Hospital, Daegu, Korea.
Dae-Chul ChoDepartment of Neurosurgery, Kyungpook National University Hospital, Daegu, Korea.
Hye-Jeong KimDepartment of Neurosurgery, Kyungpook National University Hospital, Daegu, Korea.
Joo-Kyung SungDepartment of Neurosurgery, Kyungpook National University Hospital, Daegu, Korea.
Jae-Sung BaeDepartment of Physiology, School of Medicine, Kyungpook National University, Daegu, Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe aims of our study are to evaluate the effect of curcumin on spinal cord neural progenitor cell (SC-NPC) proliferation and to clarify the mechanisms of mitogen-activated protein (MAP) kinase signaling pathways in SC-NPCs.

methodsWe established cultures of SC-NPCs, extracted from the spinal cord of Sprague-Dawley rats weighing 250 g to 350 g. We measured proliferation rates of SC-NPCs after curcumin treatment at different dosage. The immuno-blotting method was used to evaluate the MAP kinase signaling protein that contains extracellular signal-regulated kinases (ERKs), p38, c-Jun NH2-terminal kinases (JNKs) and β-actin as the control group.

resultsCurcumin has a biphasic effect on SC-NPC proliferation. Lower dosage (0.1, 0.5, 1 µM) of curcumin increased SC-NPC proliferation. However, higher dosage decreased SC-NPC proliferation. Also, curcumin stimulates proliferation of SC-NPCs via the MAP kinase signaling pathway, especially involving the p-ERK and p-38 protein. The p-ERK protein and p38 protein levels varied depending on curcumin dosage (0.5 and 1 µM, p<0.05).

conclusionCurcumin can stimulate proliferation of SC-NPCs via ERKs and the p38 signaling pathway in low concentrations.

Indexed as

CurcuminMitogen activated protein kinaseSpinal cord neural progenitor cell

Identifiers

PMID25289117
PMCPMC4185312

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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.