Evidence map›Paper›PMID 17425801›Full record

ArticleBMC microbiology2007

The transcriptome analysis of early morphogenesis in Paracoccidioides brasiliensis mycelium reveals novel and induced genes potentially associated to the dimorphic process.

Karinne P Bastos, Alexandre M Bailão, Clayton L Borges, Fabricia P Faria, Maria S S Felipe, Mirelle G Silva, Wellington S Martins, Rogério B Fiúza, Maristela Pereira, Célia M A Soares

Open access · goldAbstract read
In one paragraph

Article in BMC microbiology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
6.1field-weighted citation impact, top 3% 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

42 citing papers in PubMed, 111 citations in OpenAlex.

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  9. In vitro and in silico analysis reveals antifungal activity and potential targets of curcumin on Paracoccidioides spp.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2021
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  11. One Century of Study: What We Learned aboutJournal of fungi (Basel, Switzerland) · 2021
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  12. VirulenceFrontiers in molecular biosciences · 2021
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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 3 institutions in 1 country.

Karinne P BastosLaboratório de Biologia Molecular, Instituto de Ciências Biológicas, Universidade Federal de Goiás, Goiânia, Goiás, Brasil. karinnebastos@yahoo.com.br <karinnebastos@yahoo.com.br>
Alexandre M Bailão
Clayton L Borges
Fabricia P Faria
Maria S S Felipe
Mirelle G Silva
Wellington S Martins
Rogério B Fiúza
Maristela Pereira
Célia M A Soares
Universidade Federal de Goiás · BRPontifícia Universidade Católica de Goiás · BRUniversidade de Brasília · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundParacoccidioides brasiliensis is a human pathogen with a broad distribution in Latin America. The fungus is thermally dimorphic with two distinct forms corresponding to completely different lifestyles. Upon elevation of the temperature to that of the mammalian body, the fungus adopts a yeast-like form that is exclusively associated with its pathogenic lifestyle. We describe expressed sequence tags (ESTs) analysis to assess the expression profile of the mycelium to yeast transition. To identify P. brasiliensis differentially expressed sequences during conversion we performed a large-scale comparative analysis between P. brasiliensis ESTs identified in the transition transcriptome and databases.

resultsOur analysis was based on 1107 ESTs from a transition cDNA library of P. brasiliensis. A total of 639 consensus sequences were assembled. Genes of primary metabolism, energy, protein synthesis and fate, cellular transport, biogenesis of cellular components were represented in the transition cDNA library. A considerable number of genes (7.51%) had not been previously reported for P. brasiliensis in public databases. Gene expression analysis using in silico EST subtraction revealed that numerous genes were more expressed during the transition phase when compared to the mycelial ESTs 1. Classes of differentially expressed sequences were selected for further analysis including: genes related to the synthesis/remodeling of the cell wall/membrane. Thirty four genes from this family were induced. Ten genes related to signal transduction were increased. Twelve genes encoding putative virulence factors manifested increased expression. The in silico approach was validated by northern blot and semi-quantitative RT-PCR.

conclusionThe developmental program of P. brasiliensis is characterized by significant differential positive modulation of the cell wall/membrane related transcripts, and signal transduction proteins, suggesting the related processes important contributors to dimorphism. Also, putative virulence factors are more expressed in the transition process suggesting adaptation to the host of the yeast incoming parasitic phase. Those genes provide ideal candidates for further studies directed at understanding fungal morphogenesis and its regulation.

Indexed as

Gene Expression ProfilingGene Expression Regulation, FungalTranscription, GeneticAdaptation, PhysiologicalBase SequenceBlotting, NorthernCell MembraneCell WallComputational BiologyDNA, FungalExpressed Sequence TagsGene LibraryGenes, FungalMolecular Sequence DataMorphogenesisMyceliumDNA, FungalRNA, Fungal

Identifiers

PMID17425801
PMCPMC1855332
OpenAlexW2060751499

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.