Evidence map›Paper›PMID 26594745›Full record

ArticleNatural product communications2015

Antiproliferative Diterpenes from a Malleastrum sp. from the Madagascar dry forest.

Yixi Liu, C Houston Wiedle, Peggy J Brodie, Martin W Callmander, R Rakotondrajaona, Etienne Rakotobe, Vincent E Rasamison, David G I Kingston

Abstract read
In one paragraph

Article in Natural product communications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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

2 citing papers in PubMed.

  1. Article
  2. 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

8 authors.

Yixi Liu
C Houston Wiedle
Peggy J Brodie
Martin W Callmander
R Rakotondrajaona
Etienne Rakotobe
Vincent E Rasamison
David G I Kingston

Funding

BIODIVERSITY UTILIZATION IN MADAGASCAR AND SURINAMEU01TW000313 · FIC · VIRGINIA POLYTECHNIC INST AND ST UNIV · PI KINGSTON, DAVID GEORGE IAN · 1993 to 2013
$9.5M
FIC NIH HHS U01 TW000313FIC NIH HHS U01 TW00313
6 · The paper itself

Abstract

An ethanol extract of leaves of the plant species Malleastrum sp. collected in northern Madagascar afforded the new clerodane diterpene 18-oxo-cleroda-3,13-dien-16,15-olide (1), together with the three known clerodane diterpenes 16,18-dihydroxykolavenic acid lactone (2), solidagolactone (3) and (-)-kolavenol (4), and the known labdane diterpene 3-oxo-ent-Iabda-8(17),13-dien-15,16-olide (5). Compounds 1, 3, and 4 showed moderate antiproliferative activities against the A2780 ovarian cancer cell line, with the IC50 values of 3.01 ± 0.8, 7.84 ± 0.2, and 17.9 ± 3 µM, respectively. The structure elucidations of all compounds were carried out based on analysis of NMR and mass spectroscopic data. The relative stereochemistry of compound 1 was determined by NOESY NMR spectrum.

Indexed as

Antineoplastic Agents, PhytogenicCell Line, TumorDiterpenesFemaleForestsHumansInhibitory Concentration 50MadagascarMeliaceaeMolecular StructureOvarian NeoplasmsAntineoplastic Agents, PhytogenicDiterpenes

Identifiers

PMID26594745
PMCPMC4689295

What OpenQuestion holds

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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.