Evidence map›Paper›PMID 19527698›Full record

ArticleChemistry and physics of lipids2009

First total synthesis and antiprotozoal activity of (Z)-17-methyl-13-octadecenoic acid, a new marine fatty acid from the sponge Polymastia penicillus.

Néstor M Carballeira, Nashbly Montano, Rafael Balaña-Fouce, Christopher Fernández Prada

Abstract read
In one paragraph

Article in Chemistry and physics of lipids, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

7 citing papers in PubMed, 18 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

4 authors at 2 institutions in 2 countries.

Néstor M CarballeiraDepartment of Chemistry, University of Puerto Rico, San Juan, Puerto Rico 00931-3346. nmcarballeira@uprrp.edu
Nashbly Montano
Rafael Balaña-Fouce
Christopher Fernández Prada
Universidad de León · ESUniversity of Puerto Rico System · PR

Funding

Marine Fatty Acids as New Antifungal, Antimycobacterial, and Topo-l AgentsSC1GM084708 · NIGMS · UNIVERSITY OF PUERTO RICO RIO PIEDRAS · PI CARBALLEIRA, NESTOR MANUEL · 2008 to 2011
$986k
NIGMS NIH HHS SC1 GM084708NIGMS NIH HHS SC1GM084708
6 · The paper itself

Abstract

The first total synthesis for the (Z)-17-methyl-13-octadecenoic acid was accomplished in seven steps and in a 45% overall yield. The use of (trimethylsilyl)acetylene was key in the synthesis. Based on a previous developed strategy in our laboratory the best synthetic route towards the title compound was first acetylide coupling of (trimethylsilyl)acetylene to the long-chain protected 12-bromo-1-dodecanol followed by a second acetylide coupling to the short-chain 3-methyl-1-bromobutane, which resulted in higher yields. Complete spectral data is also presented for the first time for this recently discovered fatty acid. The title compound displayed antiprotozoal activity against Leishmania donovani (EC(50) = 19.8 microg/ml) and inhibited the leishmania DNA topoisomerase IB at concentrations of 50 microM.

Indexed as

AnimalsAntiprotozoal AgentsDNA Topoisomerases, Type ILeishmania donovaniOleic AcidsPorifera13-octadecenoic acidAntiprotozoal AgentsDNA Topoisomerases, Type IOleic Acids

Identifiers

PMID19527698
PMCPMC2743988
OpenAlexW1999832324

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.