Evidence map›Paper›PMID 25268519›Full record

ArticlePloS one2014

Synthesis and characterization of novel 2-amino-chromene-nitriles that target Bcl-2 in acute myeloid leukemia cell lines.

Hosadurga K Keerthy, Manoj Garg, Chakrabhavi D Mohan, Vikas Madan, Deepika Kanojia, Rangappa Shobith, Shivananju Nanjundaswamy, Daniel J Mason, Andreas Bender, Basappa and 2 more

Abstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 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

12 authors.

Hosadurga K KeerthyLaboratory of Chemical Biology, Department of Chemistry, Bangalore University, Bangalore, India.
Manoj GargGenomic Oncology Programme, Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore.
Chakrabhavi D MohanDepartment of Studies in Chemistry, University of Mysore, Manasagangotri, Mysore, India.
Vikas MadanGenomic Oncology Programme, Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore.
Deepika KanojiaGenomic Oncology Programme, Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore.
Rangappa ShobithInterdisciplinary Research Group of Infectious Diseases, Singapore-MIT Alliance for Research & Technology Centre (SMART), Singapore, Singapore.
Shivananju NanjundaswamyDepartment of Studies in Chemistry, University of Mysore, Manasagangotri, Mysore, India.
Daniel J MasonUnilever Centre for Molecular Science Informatics, Department of Chemistry, University of Cambridge, Cambridge, United Kingdom.
Andreas BenderUnilever Centre for Molecular Science Informatics, Department of Chemistry, University of Cambridge, Cambridge, United Kingdom.
BasappaLaboratory of Chemical Biology, Department of Chemistry, Bangalore University, Bangalore, India.
Kanchugarakoppal S RangappaDepartment of Studies in Chemistry, University of Mysore, Manasagangotri, Mysore, India.
H Phillip KoefflerGenomic Oncology Programme, Cancer Science Institute of Singapore, National University of Singapore, Singapore, Singapore; Division of Hematology and Oncology, Cedar-Sinai Medical Centre, Los Angeles, California, United States of America.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The anti-apoptotic protein Bcl-2 is a well-known and attractive therapeutic target for cancer. In the present study the solution-phase T3P-DMSO mediated efficient synthesis of 2-amino-chromene-3-carbonitriles from alcohols, malanonitrile and phenols is reported. These novel 2-amino-chromene-3-carbonitriles showed cytotoxicity in human acute myeloid leukemia (AML) cell lines. Compound 4 g was found to be the most bioactive, decreasing growth and increasing apoptosis of AML cells. Moreover, compound 4 g (at a concentration of 5 µM) increased the G2/M and sub-G1 (apoptosis) phases of AML cells. The AML cells treated with compound 4 g exhibited decreased levels of Bcl-2 and increased levels of caspase-9. In silico molecular interaction analysis showed that compound 4 g shared a similar global binding motif with navitoclax (another small molecule that binds Bcl-2), however compound 4 g occupies a smaller volume within the P2 hot spot of Bcl-2. The intermolecular π-stacking interaction, direct electrostatic interactions, and docking energy predicted for 4 g in complex with Bcl-2 suggest a strong affinity of the complex, rendering 4 g as a promising Bcl-2 inhibitor for evaluation as a new anticancer agent.

Indexed as

Antineoplastic AgentsBenzopyransCell Line, TumorCell ProliferationDrug Screening Assays, AntitumorHumansInhibitory Concentration 50Leukemia, Myeloid, AcuteMolecular Docking SimulationMolecular Targeted TherapyNitrilesProto-Oncogene Proteins c-bcl-2Antineoplastic AgentsBCL2 protein, humanBenzopyransNitrilesProto-Oncogene Proteins c-bcl-2

Identifiers

PMID25268519
PMCPMC4182326

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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.