Evidence map›Paper›PMID 26783950›Full record

ArticleAntioxidants (Basel, Switzerland)2015

Phytochemical, Antioxidant and Anti-Cancer Properties of Euphorbia tirucalli Methanolic and Aqueous Extracts.

Benjamin Munro, Quan V Vuong, Anita C Chalmers, Chloe D Goldsmith, Michael C Bowyer, Christopher J Scarlett

Open access · goldAbstract read
In one paragraph

Article in Antioxidants (Basel, Switzerland), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
5.7field-weighted citation impact, top 5% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 83 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Phytochemical Characterization ofFood science & nutrition · 2026
    Article
  4. Review
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Frontiers in pharmacology · 2022
    Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
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 2 institutions in 1 country.

Benjamin MunroPancreatic Cancer Research, Nutrition Food & Health Research Group, University of Newcastle, Ourimbah, NSW 2258 Australia. benjamin.munro@uon.edu.au.
Quan V VuongPancreatic Cancer Research, Nutrition Food & Health Research Group, University of Newcastle, Ourimbah, NSW 2258 Australia. vanquan.vuong@newcastle.edu.au.
Anita C ChalmersSchool of Environmental and Life Sciences, University of Newcastle, Ourimbah, NSW 2258, Australia. anita.chalmers@newcastle.edu.au.
Chloe D GoldsmithPancreatic Cancer Research, Nutrition Food & Health Research Group, University of Newcastle, Ourimbah, NSW 2258 Australia. chloe.d.goldsmith@uon.edu.au.
Michael C BowyerPancreatic Cancer Research, Nutrition Food & Health Research Group, University of Newcastle, Ourimbah, NSW 2258 Australia. michael.bowyer@newcastle.edu.au.
Christopher J ScarlettPancreatic Cancer Research, Nutrition Food & Health Research Group, University of Newcastle, Ourimbah, NSW 2258 Australia. c.scarlett@newcastle.edu.au.
Hunter Water · AUGarvan Institute of Medical Research · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Euphorbia tirucalli is a succulent shrub or small tree that is native to the African continent, however, it is widely cultivated across the globe due to its use in traditional medicines to treat ailments, ranging from scorpion stings to HIV. Recent studies have identified compounds present in the latex of the plant, including a range of bi- and triterpenoids that exhibit bioactivity, including anticancer activity. This study aimed to optimize water extraction conditions for high-yield total phenolic content recovery, to prepare methanol and aqueous extracts from the aerial sections of the plant, and to test the phytochemical, antioxidant, and anti-cancer properties of these extracts. Water extraction of total phenolic compounds (TPC) was optimized across a range of parameters including temperature, extraction time, and plant mass-to-solvent ratio. The water extract of the E. tirucalli powder was found to contain TPC of 34.01 mg GAE (gallic acid equivalents)/g, which was approximately half that of the methanol extract (77.33 mg GAE/g). The results of antioxidant assays showed a uniform trend, with the methanol extract's antioxidant reducing activity exceeding that of water extracts, typically by a factor of 2:1. Regression analysis of the antioxidant assays showed the strongest correlation between extract TPC and antioxidant activity for the ABTS (2,2-azino-bis(3-ethyl-benzothiazoline-6-sulfonic acid) and DPPH (2,2-diphenyl-1-picrylhydrazyl) methods. The methanol extract also showed greater growth inhibition capacity towards the MiaPaCa-2 pancreatic cancer cell line. These data suggest that further investigations are required to confirm the source of activity within the E. tirucalli leaf and stems for potential use in the nutraceutical and pharmaceutical industries.

Indexed as

antioxidantEuphorbia tirucallipancreatic cancerpolyphenols

Identifiers

PMID26783950
PMCPMC4712938
OpenAlexW1876844355

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.