Evidence map›Paper›PMID 23149304›Full record

ArticleBioorganic & medicinal chemistry2012

Isolation and synthesis of two antiproliferative calamenene-type sesquiterpenoids from Sterculia tavia from the Madagascar rain forest.

Yumin Dai, Liva Harinantenaina, Peggy J Brodie, Martin W Callmander, Sennen Randrianasolo, Etienne Rakotobe, Vincent E Rasamison, David G I Kingston

Abstract read
In one paragraph

Article in Bioorganic & medicinal chemistry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

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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.

Yumin DaiDepartment of Chemistry and the Virginia Tech Center for Drug Discovery, M/C 0212, Virginia Tech, Blacksburg, VA 24061, USA.
Liva Harinantenaina
Peggy J Brodie
Martin W Callmander
Sennen Randrianasolo
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 TW000313
6 · The paper itself

Abstract

Investigation of the endemic Madagascan plant Sterculia taiva Baill. (Malvaceae) for antiproliferative activity against the A2780 ovarian cancer cell line led to the isolation of two new bioactive calamenene-type sesquiterpenoids, named tavinin A (2) and epi-tavinin A (3) together with the known sesquiterpenoid mansonone G (1). The structures of the two new compounds were elucidated based on analysis of their 1D and 2D NMR spectra and mass spectrometric data, and were confirmed by de novo synthesis. The three isolated sesquiterpenoids (1-3) had modest antiproliferative activities against the A2780 ovarian cancer cell line, with IC(50) values of 10.2, 5.5 and 6.7 μM, respectively.

Indexed as

Antineoplastic Agents, PhytogenicCell Line, TumorDrug Screening Assays, AntitumorFemaleHumansMadagascarOvarian NeoplasmsPlant ExtractsPolycyclic SesquiterpenesSesquiterpenesSterculiaTerpenesAntineoplastic Agents, PhytogeniccalamenenePlant ExtractsPolycyclic SesquiterpenesSesquiterpenesTerpenes

Identifiers

PMID23149304
PMCPMC3508347

What OpenQuestion holds

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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.