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Modulatory effect of iron chelators on adenosine deaminase activity and gene expression in Trichomonas vaginalis

Overview of attention for article published in Memórias do Instituto Oswaldo Cruz, October 2015
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Title
Modulatory effect of iron chelators on adenosine deaminase activity and gene expression in Trichomonas vaginalis
Published in
Memórias do Instituto Oswaldo Cruz, October 2015
DOI 10.1590/0074-02760150076
Pubmed ID
Authors

Muriel Primon-Barros, Graziela Vargas Rigo, Amanda Piccoli Frasson, Odelta dos Santos, Lisiane Smiderle, Silvana Almeida, Alexandre José Macedo, Tiana Tasca

Abstract

Trichomonas vaginalis is a flagellate protozoan that parasitises the urogenital human tract and causes trichomoniasis. During the infection, the acquisition of nutrients, such as iron and purine and pyrimidine nucleosides, is essential for the survival of the parasite. The enzymes for purinergic signalling, including adenosine deaminase (ADA), which degrades adenosine to inosine, have been characterised in T. vaginalis. In the evaluation of the ADA profile in different T. vaginalis isolates treated with different iron sources or with limited iron availability, a decrease in activity and an increase in ADA gene expression after iron limitation by 2,2-bipyridyl and ferrozine chelators were observed. This supported the hypothesis that iron can modulate the activity of the enzymes involved in purinergic signalling. Under bovine serum limitation conditions, no significant differences were observed. The results obtained in this study allow for the assessment of important aspects of ADA and contribute to a better understanding of the purinergic system in T. vaginalis and the role of iron in establishing infection and parasite survival.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 18 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 18 100%

Demographic breakdown

Readers by professional status Count As %
Student > Doctoral Student 4 22%
Student > Master 4 22%
Student > Ph. D. Student 3 17%
Professor 2 11%
Student > Bachelor 1 6%
Other 1 6%
Unknown 3 17%
Readers by discipline Count As %
Agricultural and Biological Sciences 5 28%
Medicine and Dentistry 4 22%
Pharmacology, Toxicology and Pharmaceutical Science 1 6%
Immunology and Microbiology 1 6%
Biochemistry, Genetics and Molecular Biology 1 6%
Other 2 11%
Unknown 4 22%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 31 October 2015.
All research outputs
#22,758,309
of 25,373,627 outputs
Outputs from Memórias do Instituto Oswaldo Cruz
#1,299
of 1,502 outputs
Outputs of similar age
#252,433
of 294,824 outputs
Outputs of similar age from Memórias do Instituto Oswaldo Cruz
#11
of 13 outputs
Altmetric has tracked 25,373,627 research outputs across all sources so far. This one is in the 1st percentile – i.e., 1% of other outputs scored the same or lower than it.
So far Altmetric has tracked 1,502 research outputs from this source. They receive a mean Attention Score of 4.6. This one is in the 1st percentile – i.e., 1% of its peers scored the same or lower than it.
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We're also able to compare this research output to 13 others from the same source and published within six weeks on either side of this one. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.