Evidence map›Paper›PMID 30279507›Full record

ArticleScientific reports2018

Single Dose Administration of Taheebo Polyphenol Enhances Endurance Capacity in Mice.

Koichi Yada, Katsuhiko Suzuki, Natsumi Oginome, Sihui Ma, Youichi Fukuda, Akira Iida, Zsolt Radak

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
3.0field-weighted citation impact, top 9% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 30 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

7 authors at 2 institutions in 2 countries.

Koichi YadaFaculty of Sport Sciences, Waseda University, Tokorozawa, Saitama, Japan.
Katsuhiko SuzukiFaculty of Sport Sciences, Waseda University, Tokorozawa, Saitama, Japan.
Natsumi OginomeGraduate School of Sports Sciences, Waseda University, Tokorozawa, Saitama, Japan.
Sihui MaGraduate School of Sports Sciences, Waseda University, Tokorozawa, Saitama, Japan.
Youichi FukudaFaculty of Agriculture, Kindai University, Naka-machi, Nara, Japan.
Akira IidaFaculty of Agriculture, Kindai University, Naka-machi, Nara, Japan.
Zsolt RadakFaculty of Sport Sciences, Waseda University, Tokorozawa, Saitama, Japan. radak@tf.hu.ORCID http://orcid.org/0000-0003-1297-6804
Waseda University · JPKindai University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Endurance capacity is important for maintenance of quality of life as well as performance of endurance athletes. In order to improve endurance, intake of nutritional supplements as well as exercise training is also important. Indeed, polyphenolic extracts from plants are known to improve endurance capacity via increase of fatty acid utilization, mitochondrial biogenesis or inhibition of oxidative stress. Taheebo, the extract obtained from inner bark of Tabebuia avellanedae has been reported to have beneficial effects for treatment of inflammation, oxidative stress and obesity. Here, we investigated the effects and mechanisms of polyphenol fraction of taheebo (taheebo polyphenol; TP) on endurance capacity of mice. Single dose administration of TP significantly increased running time until exhaustion. Acute TP administration increased blood glucose and muscle glycogen levels (p < 0.05) through alteration on expression level of genes involved with glycogen metabolism and gluconeogenesis. Furthermore, TP administration decreased exercise-induced increase of protein carbonyls in skeletal muscle. These results suggest that TP administration improve endurance capacity via up-regulation of skeletal muscle glycogen levels and maintenance of blood glucose by acceleration of gluconeogenesis as well as inhibition of exercise-induced oxidative stress. Single administration of TP also increased phosphorylation of AMP-activated protein kinase (AMPK) and gene expression level of sirtuin 1 (SIRT1) but did not change the marker of mitochondrial biogenesis.

Indexed as

Dietary SupplementsAnimalsBlood GlucoseGlycogenMaleMiceMice, Inbred C57BLMitochondriaMuscle, SkeletalOxidative StressPhysical Conditioning, AnimalPhysical EndurancePlant ExtractsPolyphenolsProtein CarbonylationBlood GlucoseGlycogenPlant ExtractsPolyphenolsTaheebo

Identifiers

PMID30279507
PMCPMC6168462
OpenAlexW2894116943

What OpenQuestion holds

Textmetadata
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.