Evidence map›Paper›PMID 22174820›Full record

ArticlePloS one2011

Development of derivatives of 3, 3'-diindolylmethane as potent Leishmania donovani bi-subunit topoisomerase IB poisons.

Amit Roy, Sayan Chowdhury, Souvik Sengupta, Madhumita Mandal, Parasuraman Jaisankar, Ilda D'Annessa, Alessandro Desideri, Hemanta K Majumder

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.7field-weighted citation impact, top 30% 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

10 citing papers in PubMed, 26 citations in OpenAlex.

  1. Review
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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 at 2 institutions in 2 countries.

Amit RoyMolecular Parasitology Laboratory, Indian Institute of Chemical Biology, Kolkata, India.
Sayan Chowdhury
Souvik Sengupta
Madhumita Mandal
Parasuraman Jaisankar
Ilda D'Annessa
Alessandro Desideri
Hemanta K Majumder
Indian Institute of Chemical Biology · INUniversity of Rome Tor Vergata · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe development of 3, 3'-diindolyl methane (DIM) resistant parasite Leishmania donovani (LdDR50) by adaptation with increasing concentrations of the drug generates random mutations in the large and small subunits of heterodimeric DNA topoisomerase I of Leishmania (LdTOP1LS). Mutation of large subunit of LdTOP1LS at F270L is responsible for resistance to DIM up to 50 µM concentration. METHODOLOGY/PRINCIPAL

findingsIn search of compounds that inhibit the growth of the DIM resistant parasite and inhibit the catalytic activity of mutated topoisomerase I (F270L), we have prepared three derivatives of DIM namely DPDIM (2,2'-diphenyl 3,3'-diindolyl methane), DMDIM (2,2'-dimethyl 3,3'-diindolyl methane) and DMODIM (5,5'-dimethoxy 3,3'-diindolyl methane) from parent compound DIM. All the compounds inhibit the growth of DIM resistant parasites, induce DNA fragmentation and stabilize topo1-DNA cleavable complex with the wild type and mutant enzyme.

conclusionThe results suggest that the three derivatives of DIM can act as promising lead molecules for the generation of new anti-leishmanial agents.

Indexed as

AnimalsCell DeathCells, CulturedDNADNA-Binding ProteinsDNA CleavageDNA FragmentationDNA Topoisomerases, Type IDrug ResistanceEndocytosisFluorescenceGenomeIndolesLeishmania donovaniLife Cycle StagesMacrophages3,3'-diindolylmethaneDNADNA-Binding ProteinsDNA Topoisomerases, Type IIndolesProtein SubunitsTopoisomerase I Inhibitors

Identifiers

PMID22174820
PMCPMC3236199
OpenAlexW2171081431

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.