Evidence map›Paper›PMID 34360990›Full record

ReviewInternational journal of molecular sciences2021

Modulation of Nrf2 and NF-κB Signaling Pathways by Naturally Occurring Compounds in Relation to Cancer Prevention and Therapy. Are Combinations Better Than Single Compounds?

Violetta Krajka-Kuźniak, Wanda Baer-Dubowska

Open access · goldAbstract readReview
In one paragraph

Review in International journal of molecular sciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 1 pooled it
5.6field-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

70 citing papers in PubMed, 1 synthesis or guideline pooled it, 104 citations in OpenAlex.

  1. Pooled it
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  6. Biology · 2026
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  19. Studying the molecular mechanisms of tef (Journal of functional foods · 2025
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10 more citing papers are in PubMed but not listed here.

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

2 authors.

Violetta Krajka-KuźniakDepartment of Pharmaceutical Biochemistry, Poznan University of Medical Science, 4, Święcicki Street, 60-781 Poznań, Poland.ORCID 0000-0001-7275-0298
Wanda Baer-DubowskaDepartment of Pharmaceutical Biochemistry, Poznan University of Medical Science, 4, Święcicki Street, 60-781 Poznań, Poland.ORCID 0000-0002-6625-5343

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nrf2 (nuclear factor erythroid 2-related factor 2) and NF-κB (nuclear factor-kappa B) signaling pathways play a central role in suppressing or inducing inflammation and angiogenesis processes. Therefore, they are involved in many steps of carcinogenesis through cooperation with multiple signaling molecules and pathways. Targeting both transcription factors simultaneously may be considered an equally important strategy for cancer chemoprevention and therapy. Several hundreds of phytochemicals, mainly edible plant and vegetable components, were shown to activate Nrf2 and mediate antioxidant response. A similar number of phytochemicals was revealed to affect NF-κB. While activation of Nrf2 and inhibition of NF-κB may protect normal cells against cancer initiation and promotion, enhanced expression and activation in cancer cells may lead to resistance to conventional chemo- or radiotherapy. Most phytochemicals, through different mechanisms, activate Nrf2, but others, such as luteolin, can act as inhibitors of both Nrf2 and NF-κB. Despite many experimental data confirming the above mechanisms currently, limited evidence exists demonstrating such activity in humans. Combinations of phytochemicals resembling that in a natural food matrix but allowing higher concentrations may improve their modulating effect on Nrf2 and NF-κB and ultimately cancer prevention and therapy. This review presents the current knowledge on the effect of selected phytochemicals and their combinations on Nrf2 and NF-κB activities in the above context.

Indexed as

AnimalsAnti-Inflammatory AgentsAntineoplastic Agents, PhytogenicAntineoplastic Combined Chemotherapy ProtocolsHumansNeoplasmsNF-E2-Related Factor 2NF-kappa BSignal TransductionAnti-Inflammatory AgentsAntineoplastic Agents, PhytogenicNF-E2-Related Factor 2NF-kappa Bcancer chemopreventioncancer therapyinflammationnaturally occurring compoundsNF-κBNrf2phytochemical combinationspolyphenols

Identifiers

PMID34360990
PMCPMC8348704
OpenAlexW3188769824

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.