Evidence map›Paper›PMID 31073286›Full record

ArticleFood & nutrition research2019

Suppressive effect of glycyrrhizic acid against lipopolysaccharide-induced neuroinflammation and cognitive impairment in C57 mice via toll-like receptor 4 signaling pathway.

Wenfeng Liu, Shun Huang, Yonglian Li, Kun Zhang, Xi Zheng

Open access · goldAbstract read
In one paragraph

Article in Food & nutrition research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.5field-weighted citation impact, top 8% 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

17 citing papers in PubMed, 31 citations in OpenAlex.

  1. Article
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  3. The Role of Tenascin-C in Neuroinflammation and Neuroplasticity.International journal of molecular sciences · 2025
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  4. Neuroactive Phytoconstituents ofCurrent topics in medicinal chemistry · 2025
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  7. Perspectives on nano-nutraceuticals to manage pre and post COVID-19 infections.Biotechnology reports (Amsterdam, Netherlands) · 2022
    Article
  8. Article
  9. Article
  10. Review
  11. Review
  12. Liquorice for pain?Therapeutic advances in psychopharmacology · 2021
    Review
  13. Article
  14. Review
  15. Review
  16. Food & nutrition research · 2020
    Article
  17. Review
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 4 institutions in 2 countries.

Wenfeng LiuSchool of Biotechnology and Health Sciences, Wuyi University, Jiangmen, China.
Shun HuangNanfang PET Center, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Yonglian LiSchool of Eco-environment Technology, Guangdong Industry Polytechnic, Guangzhou, China.
Kun ZhangSchool of Biotechnology and Health Sciences, Wuyi University, Jiangmen, China.
Xi ZhengSchool of Biotechnology and Health Sciences, Wuyi University, Jiangmen, China.
Wuyi University · CNGuangdong Industry Technical College · CNRutgers, The State University of New Jersey · USSouthern Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGlycyrrhizinic acid (GA), a major active ingredient enriched in the roots of licorice, possesses well-confirmed anti-inflammatory effects.

objectiveTo evaluate the underlying mechanisms of GA against lipopolysaccharide (LPS)-induced chronic neuroinflammation and memory impairment.

designWe explored to investigate the effects of GA on neuroinflammation and memory impairment in an LPS-induced Alzheimer's mouse model.

resultsData of micro-PET/CT imaging and morris water maze test suggested that GA, when administrated orally, could reverse LPS-induced abnormalized glucose intake and metabolism in the brain and alleviate LPS-induced memory loss and cognitive defects in mice. Histological and immunohistochemical staining results revealed that GA treatment suppressed overexpressions of pro-inflammatory cytokines of IL-1 β and TNF-α in the brain of C57 mice by inhibiting toll-like receptor 4 (TLR4) signaling pathway activation.

conclusionOur findings suggest that GA may be a therapeutic agent for the treatment of neuroinflammation and cognitive impairment.

Indexed as

Alzheimer’s diseaseglycyrrhizinic acidLPSneuroinflammationtoll-like receptor (TLR4)

Identifiers

PMID31073286
PMCPMC6495270
OpenAlexW2942533360

What OpenQuestion holds

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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.