Evidence map›Paper›PMID 29781354›Full record

ArticlePharmaceutical biology2018

Effects and possible mechanisms of Alpinia officinarum ethanol extract on indomethacin-induced gastric injury in rats.

Jingwen Gong, Zhong Zhang, Xuguang Zhang, Feng Chen, Yinfeng Tan, Hailong Li, Jie Jiang, Junqing Zhang

Open access · goldAbstract read
In one paragraph

Article in Pharmaceutical biology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
3.3field-weighted citation impact, top 9% 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

12 citing papers in PubMed, 26 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

8 authors at 1 institution in 1 country.

Jingwen Gonga Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.ORCID http://orcid.org/0000-0002-8622-3920
Zhong Zhanga Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Xuguang Zhanga Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Feng Chena Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Yinfeng Tana Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Hailong Lia Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Jie Jianga Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Junqing Zhanga Hainan Provincial Key Laboratory of R&D of Tropical Herbs , Hainan Medical University , Haikou , China.
Hainan Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

contextAlpinia officinarum Hance (Zingiberoside) has a long history in treating gastrointestinal diseases, but its mechanisms of action are not yet known.

objectiveTo investigate the effects and underlying mechanisms of the ethanol extract of A. officinarum rhizomes in an indomethacin-induced gastric injury rat model. MATERIAL AND

methodsIndomethacin (0.3 g/kg) was orally administered to Sprague-Dawley rats to induce gastric damage; after 7 h, the rats were treated with 0.03, 0.09, or 0.18 g/kg of the plant extract, galangin (0.2 g/kg), or bismuth potassium citrate (0.08 g/kg), once a day for 6 days. Rats in the control group received an equivalent volume of vehicle solution for 6 days. Gastric damage was evaluated by gross ulcer and histological indexes. Cyclooxygenase and non-cyclooxygenase pathway proteins were quantified by western blotting and ELISA.

resultsAlpinia officinarum extract ameliorated gastric injury in a dose-dependent manner, and 0.18 g/kg dose exhibited the best performance by reducing the gross ulcer (from 20.23 ± 1.38 to 1.66 ± 0.37) and histological (from 4.67 ± 1.03 to 0.33 ± 0.51) indexes, decreasing serum TNF-α level (14.17%), increasing serum VEGF level (1.58 times), increasing cyclooxygenase-1 level (1.25 times, p <  0.001) in the gastric mucosa, and reversing indomethacin-induced changes in the expression of non-cyclooxygenase pathway proteins (p <  0.05). Galangin was less effective as an antiulcer agent than the whole extract, indicating that other components also contributed to the protective effect.

conclusionsAlpinia officinarum extract and galangin exert antiulcer effects through cyclooxygenase and non-cyclooxygenase pathways validating use of galangin as a treatment for gastric damage.

Indexed as

AlpiniaAnimalsAnti-Ulcer AgentsCyclooxygenase InhibitorsFemaleGastric MucosaIndomethacinInflammation MediatorsMalePlant ExtractsRatsRats, Sprague-DawleyStomach UlcerTreatment OutcomeAnti-Ulcer AgentsCyclooxygenase InhibitorsIndomethacinInflammation MediatorsPlant Extractscyclooxygenasenitric oxideNonsteroidal anti-inflammatory drugs

Identifiers

PMID29781354
PMCPMC6130516
OpenAlexW2804078545

What OpenQuestion holds

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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.