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Changes in Protein O-GlcNAcylation During Mouse Epididymal Sperm Maturation

Overview of attention for article published in Frontiers in Cell and Developmental Biology, June 2018
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Title
Changes in Protein O-GlcNAcylation During Mouse Epididymal Sperm Maturation
Published in
Frontiers in Cell and Developmental Biology, June 2018
DOI 10.3389/fcell.2018.00060
Pubmed ID
Authors

Darya A. Tourzani, Bidur Paudel, Patricia V. Miranda, Pablo E. Visconti, María G. Gervasi

Abstract

After leaving the testis, sperm undergo two sequential maturational processes before acquiring fertilizing capacity: sperm maturation in the male epididymis, and sperm capacitation in the female reproductive tract. During their transit through the epididymis, sperm experience several maturational changes; the acquisition of motility is one of them. The molecular basis of the regulation of this process is still not fully understood. Sperm are both transcriptionally and translationally silent, therefore post-translational modifications are essential to regulate their function. The post-translational modification by the addition of O-linked β-N-acetylglucosamine (O-GlcNAc) can act as a counterpart of phosphorylation in different cellular processes. Therefore, our work was aimed to characterize the O-GlcNAcylation system in the male reproductive tract and the occurrence of this phenomenon during sperm maturation. Our results indicate that O-GlcNAc transferase (OGT), the enzyme responsible for O-GlcNAcylation, is present in the testis, epididymis and immature caput sperm. Its presence is significantly reduced in mature cauda sperm. Consistently, caput sperm display high levels of O-GlcNAcylation when compared to mature cauda sperm, where it is mostly absent. Our results indicate that the modulation of O-GlcNAcylation takes place during sperm maturation and suggest a role for this post-translational modification in this process.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 21 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 21 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 8 38%
Student > Ph. D. Student 4 19%
Student > Bachelor 2 10%
Student > Master 2 10%
Student > Doctoral Student 1 5%
Other 2 10%
Unknown 2 10%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 12 57%
Agricultural and Biological Sciences 3 14%
Medicine and Dentistry 2 10%
Pharmacology, Toxicology and Pharmaceutical Science 1 5%
Unknown 3 14%
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 11 June 2018.
All research outputs
#18,639,173
of 23,090,520 outputs
Outputs from Frontiers in Cell and Developmental Biology
#5,041
of 9,160 outputs
Outputs of similar age
#253,534
of 328,264 outputs
Outputs of similar age from Frontiers in Cell and Developmental Biology
#26
of 33 outputs
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So far Altmetric has tracked 9,160 research outputs from this source. They receive a mean Attention Score of 3.4. This one is in the 32nd percentile – i.e., 32% of its peers scored the same or lower than it.
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