Evidence map›Paper›PMID 35614139›Full record

ArticleScientific reports2022

Application of Box-Behnken design for optimization of phenolics extraction from Leontodon hispidulus in relation to its antioxidant, anti-inflammatory and cytotoxic activities.

Noha Mokhtar Abd-El-Aziz, Mohamed S Hifnawy, Ahmed A El-Ashmawy, Rehab A Lotfy, Inas Y Younis

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
9.5field-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

11 citing papers in PubMed, 46 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 3 institutions in 1 country.

Noha Mokhtar Abd-El-AzizDepartment of Medicinal and Aromatic Plants, Desert Research Center, Cairo, Egypt. nohaelfeqy@gmail.com.ORCID http://orcid.org/0000-0002-2950-5825
Mohamed S HifnawyDepartment of Pharmacognosy, Faculty of Pharmacy, Cairo University, El Kaser El-Aini, Cairo, 11562, Egypt.
Ahmed A El-AshmawyMedicinal and Pharmaceutical Chemistry Department, Pharmaceutical and Drug Industries Research Institute, National Research Centre, 33 EL Bohouth St. (Former EL Tahrir St.), Dokki, P.O.12622, Giza, Egypt.ORCID http://orcid.org/0000-0001-7442-6133
Rehab A LotfyDepartment of Medicinal and Aromatic Plants, Desert Research Center, Cairo, Egypt.
Inas Y YounisDepartment of Pharmacognosy, Faculty of Pharmacy, Cairo University, El Kaser El-Aini, Cairo, 11562, Egypt.ORCID http://orcid.org/0000-0002-3084-0161
Cairo University · EGDesert Research Center · EGNational Research Centre · EG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To the best of our knowledge, there have been no phytochemical studies concerning the wild plant Leontodon hispidulus Boiss. (Asteraceae). Optimization of the green extraction process of the plant aerial parts, identification of main phenolic compounds, evaluation of antioxidant, anti-inflammatory and anticancer activities of the optimized extract have been carried out. HPLC-analysis was performed using 95% ethanolic extract. 3-Level Box-Behnken Design was applied for optimization of extraction yield and total phenolic content using 3-factors (ethanol/water ratio, material/solvent ratio and extraction time). Antioxidant, anticancer and anti-inflammatory activities were evaluated by ABTS-assay, prostate and cervical carcinoma human cell lines and carrageenan-induced rat paw edema model, respectively. HPLC-analysis showed the presence of quercetin, rutin, kaempferol, chlorogenic and ρ-coumaric acids. Increasing both ethanol/water ratio and material/solvent ratio decreased the yield, while, it increased by prolongation of the extraction time. High material/solvent ratio increased the phenolic content. The optimized extract showed high total phenolic content (104.18 µg/mg) using 201 ml of 74.5% ethanol/water at 72 h and good biological activities. Antioxidant activity was found to be 41.89 mg Trolox-equivalent/gm, with 80% free radicals inhibition. For anti-inflammatory activity, 100 mg/kg of the extract inhibited the edema in rats by 83.5% after 4 h of carrageenan injection as compared to 81.7% inhibition by indomethacin. Prostate carcinoma cell line was more sensitive to the anticancer activity of the extract than cervical carcinoma cell line (IC

Indexed as

AsteraceaeCarcinomaAnimalsAnti-Inflammatory AgentsAntioxidantsCarrageenanEdemaEthanolMalePhenolsPlant ExtractsRatsSolventsWaterAnti-Inflammatory AgentsAntioxidantsCarrageenanEthanolPhenolsPlant ExtractsSolventsWater

Identifiers

PMID35614139
PMCPMC9132953
OpenAlexW4281479481

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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.