Evidence map›Paper›PMID 25090613›Full record

ArticlePloS one2014

Antioxidant and anti-inflammatory activities of extracts from Cassia alata, Eleusine indica, Eremomastax speciosa, Carica papaya and Polyscias fulva medicinal plants collected in Cameroon.

Bertrand Sagnia, Donatella Fedeli, Rita Casetti, Carla Montesano, Giancarlo Falcioni, Vittorio Colizzi

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
12.1field-weighted citation impact, top 2% 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

39 citing papers in PubMed, 134 citations in OpenAlex.

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4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

6 authors at 4 institutions in 2 countries.

Bertrand SagniaLaboratory of Microbiology and Immunology, Chantal BIYA International Reference Centre for Research on Prevention and Management of HIV/AIDS (CIRCB), Yaounde, Cameroon.
Donatella FedeliSchool of Pharmacy, University of Camerino, Camerino (MC), Italy.
Rita CasettiLaboratory of Cellular Immunology, National Institute for Infectious Diseases "Lazzaro Spallanzani", Rome, Italy.
Carla MontesanoDepartment of Biology, University of Rome Tor Vergata, Rome, Italy.
Giancarlo FalcioniSchool of Pharmacy, University of Camerino, Camerino (MC), Italy.
Vittorio ColizziLaboratory of Cellular Immunology, National Institute for Infectious Diseases "Lazzaro Spallanzani", Rome, Italy; Department of Biology, University of Rome Tor Vergata, Rome, Italy.
Università di Camerino · ITUniversity of Rome Tor Vergata · ITCentre International De Reference Chantal Biya · CMIstituto Nazionale per le Malattie Infettive Lazzaro Spallanzani · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe vast majority of the population around the world has always used medicinal plants as first source of health care to fight infectious and non infectious diseases. Most of these medicinal plants may have scientific evidence to be considered in general practice.

objectiveThe aim of this work was to investigate the antioxidant capacities and anti-inflammatory activities of ethanol extracts of leaves of Cassia alata, Eleusine indica, Carica papaya, Eremomastax speciosa and the stem bark of Polyscias fulva, collected in Cameroon.

methodsChemiluminescence was used to analyze the antioxidant activities of plant extracts against hydrogen peroxide or superoxide anion. Comet assays were used to analyze the protection against antioxidant-induced DNA damage induced in white blood cells after treating with hydrogen peroxide. Flow cytometry was used to measure γδ T cells proliferation and anti-inflammatory activity of γδ T cells and of immature dendritic cells (imDC) in the presence of different concentrations of plant extracts.

resultsEthanol extracts showed strong antioxidant properties against both hydrogen peroxide and superoxide anion. Cassia alata showed the highest antioxidant activity. The effect of plant extracts on γδ T cells and imDC was evidenced by the dose dependent reduction in TNF-α production in the presence of Cassia alata, Carica papaya, Eremomastax speciosa Eleusine indica, and Polyscias fulva. γδ T cells proliferation was affected to the greatest extent by Polyscias fulva.

conclusionThese results clearly show the antioxidant capacity and anti-inflammatory activities of plant extracts collected in Cameroon. These properties of leaves and stem bark extracts may contribute to the value for these plants in traditional medicine and in general medical practice.

Indexed as

AcanthaceaeAnti-Inflammatory AgentsAntioxidantsAraliaceaeCameroonCaricaCassiaCell ProliferationDendritic CellsEleusineHumansLipopolysaccharidesLuminescenceMalondialdehydePlant ExtractsPlants, MedicinalAnti-Inflammatory AgentsAntioxidantsLipopolysaccharidesMalondialdehydePlant ExtractsProtective AgentsReceptors, Antigen, T-Cell, gamma-deltaTumor Necrosis Factor-alpha

Identifiers

PMID25090613
PMCPMC4121200
OpenAlexW2167794347

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.