Evidence map›Paper›PMID 27441286›Full record

ArticleHeliyon2016

Black ginger extract increases physical fitness performance and muscular endurance by improving inflammation and energy metabolism.

Kazuya Toda, Shoketsu Hitoe, Shogo Takeda, Hiroshi Shimoda

Open access · goldAbstract read
In one paragraph

Article in Heliyon, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
8.1field-weighted citation impact, top 3% 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

28 citing papers in PubMed, 63 citations in OpenAlex.

  1. Article
  2. Inhibitory effect of standardizedJournal of traditional and complementary medicine · 2026
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  5. Anti-Skin Aging Potential of Methoxyflavones fromFoods (Basel, Switzerland) · 2025
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  8. Evaluating the Diverse Anticancer Effects of LaosMedicina (Kaunas, Lithuania) · 2024
    Article
  9. Review
  10. Review
  11. Sarcopenic obesity: emerging mechanisms and therapeutic potential.Metabolism: clinical and experimental · 2023
    Review
  12. Nutrients · 2023
    Article
  13. A subcritical water extract of soil grownFrontiers in pharmacology · 2023
    Article
  14. Black Ginger (Nutrients · 2022
    Article
  15. Article
  16. Article
  17. Article
  18. Protective Effect of Polymethoxyflavones Isolated fromAntioxidants (Basel, Switzerland) · 2021
    Article
  19. Review
  20. The Potential Role of Circulating MicroRNAs in Male Rat Infertility Treated withEvidence-based complementary and alternative medicine : eCAM · 2021
    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

4 authors at 1 institution in 1 country.

Kazuya TodaResearch and Development Division, Oryza Oil and Fat Chemical Co., Ltd., 1 Numata, Kitagata-cho, Ichinomiya, Aichi 493-8001, Japan.
Shoketsu HitoeResearch and Development Division, Oryza Oil and Fat Chemical Co., Ltd., 1 Numata, Kitagata-cho, Ichinomiya, Aichi 493-8001, Japan.
Shogo TakedaResearch and Development Division, Oryza Oil and Fat Chemical Co., Ltd., 1 Numata, Kitagata-cho, Ichinomiya, Aichi 493-8001, Japan.
Hiroshi ShimodaResearch and Development Division, Oryza Oil and Fat Chemical Co., Ltd., 1 Numata, Kitagata-cho, Ichinomiya, Aichi 493-8001, Japan.
Oryza (Japan) · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We previously reported that polymethoxyflavones (PMFs) in black ginger (Kaempferia parviflora) extract (KPE) increased energy production by activating AMP-activated protein kinase (AMPK) in C2C12 myoblasts. We herein evaluated the effects of KPE on physical fitness performance and muscular endurance in mice. Male mice were orally administered KPE for 4 weeks, and then forced swimming test, open-field test, inclined plane test, and wire hanging test were performed. KPE significantly increased the swimming time, motility after swimming, and grip strength. IL-6 and TNF-α mRNA expression levels were decreased in the soleus muscle, whereas peroxisome proliferator-activated receptor γ coactivator (PGC)-1α and glycogen synthase mRNA expression levels, mitochondrial number, and glycogen content were increased. These results were in agreement with those obtained for KPE and PMFs in C2C12. Therefore, the activation of AMPK by PMFs may be one of the mechanisms by which KPE improves physical fitness performance and muscular endurance.

Indexed as

BiochemistryBiological sciencesPlant biology

Identifiers

PMID27441286
PMCPMC4946221
OpenAlexW2407055322

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.