Evidence map›Paper›PMID 33883918›Full record

ArticleJournal of inflammation research2021

Isovitexin Depresses Osteoarthritis Progression via the Nrf2/NF-κB Pathway: An in vitro Study.

Xiaofen Hu, Ruijie Li, Ming Sun, Ying Kong, Haifeng Zhu, Fujiang Wang, Quanqing Wan

Open access · goldAbstract read
In one paragraph

Article in Journal of inflammation research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

8 citing papers in PubMed, 17 citations in OpenAlex.

  1. Review
  2. Isovitexin: A Promising Active Compound Found in Nature's Bounty.Plant foods for human nutrition (Dordrecht, Netherlands) · 2025
    Review
  3. Article
  4. Article
  5. Review
  6. Article
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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 1 country.

Xiaofen Hu *The Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.
Ruijie Li *The Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.
Ming SunThe Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.
Ying KongThe Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.
Haifeng ZhuThe Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.
Fujiang WangThe Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.
Quanqing WanThe Third Affiliated Hospital of Zhejiang Chinese Medicine University, Hangzhou, 310005, People's Republic of China.ORCID 0000-0002-5729-2425
Zhejiang Chinese Medical University · CNThe Third Affiliated Hospital of Zhejiang Chinese Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeOsteoarthritis (OA) is a multifactorial joint disease and inflammatory processes contribute to joint destruction. Isovitexin (IVX) is a flavone component found in passion flower, Cannabis and, and the palm that is known for its anti-inflammatory properties. MATERIALS AND

methodsThis study investigated in vitro the role and underlying mechanism used by IVX in its regulation of OA development. Effects of IVX on the viability of chondrocytes were measured by CCK-8 assays. The phenotypes of extracellular matrix (ECM) degeneration and inflammation were measured by qPCR, Western blot, and ELISA; and NF-κB pathway was detected by immunofluorescence and Western blot. Molecular docking was applied to predict the interacting protein of IVX, while Nrf2 was knocked down by siRNAs to confirm its role.

resultsWe demonstrated that IVX suppressed ECM degeneration and suppressed pro-inflammatory factors in IL-1β-treated chondrocytes. Additionally, IVX impact on NF-κB signaling in IL-1β-exposed chondrocytic cells; Mechanistically, it was also demonstrated in molecular docking and knock down studies that IVX might bind to Nrf2 to suppress NF-κB pathway.

conclusionOur data suggest that IVX halts OA disease advancement through the Nrf2/NF-κB axis, suggesting a possibility of IVX as a target for OA therapy.

Indexed as

extracellular matrixisovitexinNF-κBNrf2osteoarthritis

Identifiers

PMID33883918
PMCPMC8053716
OpenAlexW3153999631

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.