Evidence map›Paper›PMID 24384871›Full record

ArticleMarine drugs2013

Exploring bioactive properties of marine cyanobacteria isolated from the Portuguese coast: high potential as a source of anticancer compounds.

Margarida Costa, Mónica Garcia, João Costa-Rodrigues, Maria Sofia Costa, Maria João Ribeiro, Maria Helena Fernandes, Piedade Barros, Aldo Barreiro, Vitor Vasconcelos, Rosário Martins

Open access · goldAbstract read
In one paragraph

Article in Marine drugs, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
5.5field-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

32 citing papers in PubMed, 79 citations in OpenAlex.

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  11. Toxins · 2022
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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

10 authors at 2 institutions in 1 country.

Margarida CostaInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. marysofs@gmail.com.
Mónica GarciaInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. mgarcia@fmd.up.pt.
João Costa-RodriguesInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. jrodrigues@fmd.up.pt.
Maria Sofia CostaInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. marysofs@gmail.com.
Maria João RibeiroInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. maria.joaox@hotmail.com.
Maria Helena FernandesInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. mhfernandes@fmd.up.pt.
Piedade BarrosInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. pgb@estsp.ipp.pt.
Aldo BarreiroInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. aldo.barreiro@gmail.com.
Vitor VasconcelosInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. vmvascon@fc.up.pt.
Rosário MartinsInterdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Rua dos Bragas 289, Porto 4050-123, Portugal. mrm@estsp.ipp.pt.
Universidade do Porto · PTPolytechnic Institute of Porto · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The oceans remain a major source of natural compounds with potential in pharmacology. In particular, during the last few decades, marine cyanobacteria have been in focus as producers of interesting bioactive compounds, especially for the treatment of cancer. In this study, the anticancer potential of extracts from twenty eight marine cyanobacteria strains, belonging to the underexplored picoplanktonic genera, Cyanobium, Synechocystis and Synechococcus, and the filamentous genera, Nodosilinea, Leptolyngbya, Pseudanabaena and Romeria, were assessed in eight human tumor cell lines. First, a crude extract was obtained by dichloromethane:methanol extraction, and from it, three fractions were separated in a Si column chromatography. The crude extract and fractions were tested in eight human cancer cell lines for cell viability/toxicity, accessed with the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) and lactic dehydrogenase release (LDH) assays. Eight point nine percent of the strains revealed strong cytotoxicity; 17.8% showed moderate cytotoxicity, and 14.3% assays showed low toxicity. The results obtained revealed that the studied genera of marine cyanobacteria are a promising source of novel compounds with potential anticancer activity and highlight the interest in also exploring the smaller filamentous and picoplanktonic genera of cyanobacteria.

Indexed as

Antineoplastic AgentsAtlantic OceanBiological ProductsCell Line, TumorColoring AgentsCyanobacteriaDrug Screening Assays, AntitumorHumansL-Lactate DehydrogenaseMarine ToxinsPortugalSpecies SpecificityTetrazolium SaltsThiazolesAntineoplastic AgentsBiological ProductsColoring AgentsL-Lactate DehydrogenaseMarine ToxinsTetrazolium SaltsThiazolesthiazolyl blue

Identifiers

PMID24384871
PMCPMC3917263
OpenAlexW1977750618

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.