Evidence map›Paper›PMID 33215267›Full record

ArticleJournal, genetic engineering & biotechnology2020

Antioxidant or pro-oxidant and glutathione transferase P1-1 inhibiting activities for Tamarindus indica seeds and their cytotoxic effect on MCF-7 cancer cell line.

R A Guneidy, A M Gad, E R Zaki, F M Ibrahim, A Shokeer

Open access · diamondAbstract read
In one paragraph

Article in Journal, genetic engineering & biotechnology, 2020. 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
0.8field-weighted citation impact, top 30% 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, 14 citations in OpenAlex.

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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.

R A GuneidyMolecular Biology Department, National Research Centre, Cairo, Dokki, Egypt. rasha_a_m_g@hotmail.com.ORCID http://orcid.org/0000-0002-3252-7654
A M GadMolecular Biology Department, National Research Centre, Cairo, Dokki, Egypt.
E R ZakiMolecular Biology Department, National Research Centre, Cairo, Dokki, Egypt.
F M IbrahimMedicinal and Aromatic Plants Research Department, National Research Centre, Cairo, Dokki, Egypt.
A ShokeerMolecular Biology Department, National Research Centre, Cairo, Dokki, Egypt.
National Research Centre · EG

Funding

National Research Centre 11010342
6 · The paper itself

Abstract

backgroundThe multidrug resistance (MDR) of cancer cells is a major obstacle to cancer treatment. Glutathione S-transferase Pi (GSTP1-1) catalyzes the conjugation of glutathione with anticancer drugs and therefore reduces their efficacy. Phenolic compounds have the potential to inhibit GST P1-1 activity, which is a promising goal to overcome MDR and increase the efficacy of chemotherapy.

resultsThree fractions (dichloromethane, ethyl acetate, and n-butanol) were prepared from Tamarindus indica seeds to determine their phenolic and flavonoid properties as well as their antioxidant/pro-oxidant properties. The n-butanol fraction displayed the highest levels of phenol ( 378 ± 11.7 mg gallic acid equivalent/g DW) and flavonoids (83 ± 6.0 mg rutin equivalent/g DW). Inhibiting effects on purified GSTP1-1 activity in human erythrocytes (eGST), placenta (pGST), and hGSTP1-1 have been studied. The n-butanol fraction was the most effective in inhibiting eGST, hGSTP1-1, and pGST with IC

conclusionsHowever T. indica extract has a cytotoxic effect on the MCF-7 cell line; in certain situations, plant products can have an opposite effect to the intended drug, which decreases the impact of the drug.

Indexed as

Anticancer drugsAntioxidant/pro-oxidant balanceCancerGlutathione transferaseHerb-drug interactionPhenolic compounds

Identifiers

PMID33215267
PMCPMC7677421
OpenAlexW3106237116

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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.