Evidence map›Paper›PMID 27444711›Full record

ArticleEuropean journal of nutrition2017

Synergistic effects of caffeine and catechins on lipid metabolism in chronically fed mice via the AMP-activated protein kinase signaling pathway.

Yan Zhao, Licong Yang, Zhanwang Huang, Lezhen Lin, Guodong Zheng

Abstract read
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In one paragraph

Article in European journal of nutrition, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

6 citing papers in PubMed, 23 citations in OpenAlex.

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  6. Dietary supplement ofNutrition & metabolism · 2019
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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 1 institution in 1 country.

Yan ZhaoJiangxi Key Laboratory of Natural Product and Functional Food, College of Food Science and Engineering, Jiangxi Agricultural University, Nanchang, 330045, China.
Licong YangJiangxi Key Laboratory of Natural Product and Functional Food, College of Food Science and Engineering, Jiangxi Agricultural University, Nanchang, 330045, China.
Zhanwang HuangJiangxi Key Laboratory of Natural Product and Functional Food, College of Food Science and Engineering, Jiangxi Agricultural University, Nanchang, 330045, China.
Lezhen LinLibrary of Jiangxi Agricultural University, Nanchang, 330045, China.
Guodong ZhengJiangxi Key Laboratory of Natural Product and Functional Food, College of Food Science and Engineering, Jiangxi Agricultural University, Nanchang, 330045, China. zrs150716@aliyun.com.
Jiangxi Agricultural University · CN

Funding

Jiangxi Province Natural Science Foundation of China 20142BAB204003National Natural Science Foundation of China 31160320
6 · The paper itself

Abstract

purposeTo investigate the mechanistic effects of combined exposure to caffeine and catechins on lipid metabolism in mice.

methodsSeventy mice were randomly assigned to seven groups and fed diets containing varying doses of caffeine and catechins for 24 weeks. Body weight gain, intraperitoneal adipose tissue (IPAT) weight, serum biochemical parameters, and enzymatic activities, mRNA and protein expression levels of lipid metabolism-related enzymes in the liver and IPAT were analyzed.

resultsFollowing administration of caffeine and catechins, body weight gain, IPAT weight, serum and liver concentrations of total cholesterol and triglyceride were markedly reduced. Lipase activities, including that of AMP-activated protein kinase (AMPK), acyl-CoA oxidase, carnitine acyltransferase, adipose triglyceride lipase, and hormone-sensitive lipase, were significantly upregulated; however, fatty acid synthase (FAS) activity in the liver was suppressed. Combined exposure to caffeine and catechins significantly upregulated mRNA and protein expression levels of lipases while downregulating FAS mRNA expression and protein expression of peroxisome proliferator-activated receptor γ2.

conclusionsThe combination of caffeine and catechins regulated the enzymatic activities, mRNA, and protein expression levels of lipid metabolism-related enzymes, resulting in suppression of body weight gain and IPAT weight in mice, potentially through activation of the AMPK signaling pathway. This study indicates that chronic intake of both caffeine and catechins can synergistically contribute to prevention of obesity and lifestyle-related diseases.

Indexed as

Acyl-CoA OxidaseAcyltransferasesAMP-Activated Protein KinasesAnimalsBiomarkersCaffeineCarnitine AcyltransferasesCatechinCholesterolDrug SynergismFatty Acid SynthasesFecesFemaleLipaseLipid MetabolismLiverAcyl-CoA OxidaseAcyltransferasesAMP-Activated Protein KinasesBiomarkersCaffeineCarnitine AcyltransferasesCatechinCholesterolFatty Acid SynthasesLipasePNPLA2 protein, mousePPAR gammaSterol EsteraseTriglyceridesCaffeineCatechinsFat accumulationLipid metabolism

Identifiers

PMID27444711
OpenAlexW2506269169

What OpenQuestion holds

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Registered trials

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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.