Evidence map›Paper›PMID 29884167›Full record

ArticleBMC complementary and alternative medicine2018

Oroxylum indicum (L.) Kurz extract inhibits adipogenesis and lipase activity in vitro.

Tanaporn Hengpratom, Gordon M Lowe, Kanjana Thumanu, Siriporn Suknasang, Kanokwan Tiamyom, Griangsak Eumkeb

Open access · goldAbstract read
In one paragraph

Article in BMC complementary and alternative medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 8% 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

15 citing papers in PubMed, 1 synthesis or guideline pooled it, 34 citations in OpenAlex.

  1. Pooled it
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  3. Review
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  9. Profiling the phyto-constituents ofSaudi journal of biological sciences · 2020
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  11. Intracellular ROS Scavenging and Anti-Inflammatory Activities ofEvidence-based complementary and alternative medicine : eCAM · 2020
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  12. Antiadipogenesis ofEvidence-based complementary and alternative medicine : eCAM · 2020
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  13. Review
  14. The Effects ofEvidence-based complementary and alternative medicine : eCAM · 2019
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  15. Ethnopharmacological Inspections of Organic Extract ofEvidence-based complementary and alternative medicine : eCAM · 2019
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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

6 authors at 3 institutions in 2 countries.

Tanaporn HengpratomSchool of Preclinic, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, 3000, Thailand.
Gordon M LoweSchool of Pharmacy and Biomolecular Sciences, Liverpool John Moores Univerisity, James Parsons Building, Byrom Street, Liverpool, L3 3AF, UK.
Kanjana ThumanuSynchrotron Light Research Institute (Public Organization), Suranaree Subdistrict, Muang District, Nakhon Ratchasima, 30000, Thailand.
Siriporn SuknasangSchool of Preclinic, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, 3000, Thailand.
Kanokwan TiamyomSchool of Preclinic, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, 3000, Thailand.
Griangsak EumkebSchool of Preclinic, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, 3000, Thailand. griang@sut.ac.th.ORCID http://orcid.org/0000-0003-3884-3022
Suranaree University of Technology · THLiverpool John Moores University · GBSynchrotron Light Research Institute · TH

Funding

Thailand Research Fund Grant No. PHD/0029/2556
6 · The paper itself

Abstract

backgroundOroxylum indicum (L.) Kurz (O. indicum) is found in Thailand. It has been used for the treatment of obesity. This study aimed to investigate the effects of an O. indicum extract (OIE) on the adipogenic and biomolecular change in 3T3-L1 adipocytes.

methodsInitial studies examined the chemical components of OIE. The cell line 3T3-L1 was used to establish potential toxic effects of OIE during the differentiation of pre-adipocytes to adipocytes. The inhibitory effect of OIE on lipid accumulation in 3T3-L1 cells was investigated. Moreover, the impact of OIE on pancreatic lipase activity was determined. In further experiments, Fourier Transform Infrared (FTIR) was used to monitor and discriminate biomolecular changes caused by the potential anti-adipogenic effect of OIE on 3T3-L1 cells.

resultsChemical screening methods indicated that OIE was composed of flavonoids, alkaloids, steroids, glycosides, and tannins. The percentage viability of 3T3-L1 cells was not significantly decreased after exposure to either 200 or 150 μg/mL of OIE for 2 and 10 days, respectively compared to control cells. The OIE exhibited a dose-dependent reduction of lipid accumulation compared to the control (p < 0.05). The extract also demonstrated a dose-dependent inhibitory effect upon lipase activity compared to the control. The inhibitory effect of the OIE on lipid accumulation in 3T3-L1 cells was also confirmed using FTIR microspectroscopy. The signal intensity and the integrated areas relating to lipids, lipid esters, nucleic acids, glycogen and carbohydrates of the OIE-treated 3T3-L1 adipocytes were significantly lower than the non-treated 3T3-L1 adipocytes (p < 0.05). Principal component analysis (PCA) indicated four distinct clusters for the FTIR spectra of 3T3-L1 adipocytes based on biomolecular changes (lipids, proteins, nucleic acids, and carbohydrates). This observation was confirmed using Unsupervised hierarchical cluster analysis (UHCA).

conclusionsThese novel findings provide evidence that the OIE derived from the fruit pods of the plant is capable of inhibiting lipid and carbohydrate accumulation in adipocytes and also has the potential to inhibit an enzyme associated with fat absorption. The initial observations indicate that OIE may have important properties which in the future may be exploited for the management of the overweight or obese.

Indexed as

3T3-L1 CellsAdipocytesAdipogenesisAnimalsBignoniaceaeCell SurvivalLipaseLipid MetabolismMicePlant ExtractsLipasePlant Extracts3T3-L1 adipocytesAdipogenesisFTIR microspectroscopyLipase activityLipid-lowering drugsOroxylum indicum (L.) Kurz

Identifiers

PMID29884167
PMCPMC5994072
OpenAlexW2807490045

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.