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Propentofylline reverses delayed remyelination in streptozotocin-induced diabetic rats

Overview of attention for article published in Archives of Endocrinology and Metabolism, February 2015
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Title
Propentofylline reverses delayed remyelination in streptozotocin-induced diabetic rats
Published in
Archives of Endocrinology and Metabolism, February 2015
DOI 10.1590/2359-3997000000009
Pubmed ID
Authors

Eduardo Fernandes Bondan, Maria de Fátima Monteiro Martins, Maria Martha Bernardi

Abstract

Objective The diabetic state induced by streptozotocin injection is known to impair oligodendroglial remyelination in the rat brainstem following intracisternal injection with the gliotoxic agent ethidium bromide (EB). In such experimental model, propentofylline (PPF) recently showed to improve myelin repair, probably due to its neuroprotective, antiinflammatory and antioxidant effects. The aim of this study was to evaluate the effect of PPF administration in diabetic rats submitted to the EB-demyelinating model. Materials and methods Adult male rats, diabetic or not, received a single injection of 10 microlitres of 0.1% EB solution into the cisterna pontis. For induction of diabetes mellitus the streptozotocin-diabetogenic model was used (50 mg/kg, intraperitoneal route - IP). Some diabetic rats were treated with PPF (12.5 mg/kg/day, IP route) during the experimental period. The animals were anesthetized and perfused from 7 to 31 days after EB injection and brainstem sections were collected for analysis of the lesions by light and transmission electron microscopy. Results Diabetic rats injected with EB showed larger amounts of myelin-derived membranes in the central areas of the lesions and considerable delay in the remyelinating process played by surviving oligodendrocytes and invading Schwann cells after the 15th day. On the other hand, diabetic rats that received PPF presented lesions similar to those of non-diabetic animals, with rapid remyelination at the edges of the lesion site and fast clearance of myelin debris from the central area. Conclusion The administration of PPF apparently reversed the impairment in remyelination induced by the diabetic state. Arch Endocrinol Metab. 2015;59(1):47-53.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 11 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 11 100%

Demographic breakdown

Readers by professional status Count As %
Student > Doctoral Student 2 18%
Professor 2 18%
Researcher 2 18%
Student > Ph. D. Student 2 18%
Student > Bachelor 1 9%
Other 0 0%
Unknown 2 18%
Readers by discipline Count As %
Medicine and Dentistry 2 18%
Veterinary Science and Veterinary Medicine 1 9%
Agricultural and Biological Sciences 1 9%
Biochemistry, Genetics and Molecular Biology 1 9%
Economics, Econometrics and Finance 1 9%
Other 1 9%
Unknown 4 36%
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 30 October 2015.
All research outputs
#22,760,732
of 25,374,917 outputs
Outputs from Archives of Endocrinology and Metabolism
#648
of 800 outputs
Outputs of similar age
#309,276
of 361,176 outputs
Outputs of similar age from Archives of Endocrinology and Metabolism
#6
of 8 outputs
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So far Altmetric has tracked 800 research outputs from this source. They receive a mean Attention Score of 3.3. This one is in the 1st percentile – i.e., 1% of its peers scored the same or lower than it.
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