Evidence map›Paper›PMID 19209032›Full record

ArticleAnti-cancer drugs2009

Selective cytotoxic activity of the marine-derived batzelline compounds against pancreatic cancer cell lines.

Esther A Guzmán, Jacob D Johnson, Megan K Carrier, Cara I Meyer, Tara P Pitts, Sarath P Gunasekera, Amy E Wright

Abstract read
In one paragraph

Article in Anti-cancer drugs, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 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

7 authors.

Esther A GuzmánCenter for Marine Biomedical and Biotechnology Research, Harbor Branch Oceanographic Institute at Florida Atlantic University, 5600 US 1 North, Ft. Pierce, FL 34946, USA. eguzman9@hboi.fau.edu
Jacob D Johnson
Megan K Carrier
Cara I Meyer
Tara P Pitts
Sarath P Gunasekera
Amy E Wright

Funding

Discovery of Novel Antitumor Agents Effective Against Pancreatic CancerR01CA093455 · NCI · HARBOR BRANCH OCEANOGRAPHIC INST, INC. · PI WRIGHT, AMY ELIZABETH · 2003 to 2012
$2.0M
NCI NIH HHS 1R01 CA 093455-01A1NCI NIH HHS R01 CA093455
6 · The paper itself

Abstract

Pancreatic cancer is the fourth leading cause of cancer death in the United States. The prognosis of the disease is very negative, because the cancer will be usually metastasized by the time a patient manifests symptoms. Although combination therapy shows some promise, new drugs to treat the disease are needed. Given our interest in finding new therapies for pancreatic cancer, we sought to determine whether the known cytotoxic activity of the batzellines extended to pancreatic cancer cell lines. The batzellines are pyrroloiminoquinones alkaloids obtained from the deep-water Caribbean sponge Batzella sp (family Esperiopsidae, order Poecilosclerida). We show here that batzellines exhibit selective cytotoxicity towards the pancreatic cancer cell lines AsPC-1, Panc-1, BxPC-3, and MIA PaCa2 compared with the normal African green monkey kidney epithelial cell line Vero. The batzellines cause cytotoxicity by inducing cell cycle arrest that is mediated by their ability to intercalate into DNA and/or inhibit topoisomerase II activity. The cytotoxic abilities of isobatzellines A and C against pancreatic cancer cell lines, their low toxicity against normal cells, and their reported ability to be synthesized makes them interesting compounds with potential chemotherapeutic effects that may merit further research.

Indexed as

AlkaloidsAnimalsCell CycleCell Line, TumorCell SurvivalCytotoxinsDNADNA Topoisomerases, Type IIEnzyme InhibitorsHumansInhibitory Concentration 50Intercalating AgentsPancreatic NeoplasmsPoriferaPyrrolesPyrroloiminoquinonesAlkaloidsCytotoxinsDNADNA Topoisomerases, Type IIEnzyme InhibitorsIntercalating Agentsisobatzelline EPyrrolesPyrroloiminoquinonesQuinolinessecobatzelline Asecobatzelline BTopoisomerase II Inhibitors

Identifiers

PMID19209032
PMCPMC3031457

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.