Sleep Deprivation Alters Rat Ventral Prostate Morphology, Leading to Glandular Atrophy : A Microscopic Study Contrasted with the Hormonal Assays

We investigated the effect of 96 h paradoxical sleep deprivation (PSD) and 21-day sleep restriction (SR) on prostate morphology using stereological assays in male rats. After euthanasia, the rat ventral prostate was removed, weighed, and prepared for conventional light microscopy. Microscopic analys...

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Veröffentlicht in:BioMed research international 2012-01, Vol.2012 (2012), p.1-6
Hauptverfasser: De Mello, Marco Túlio, Tufik, Sergio, Zager, Adriano, Taboga, Sebastião Roberto, Santos, Fernanda C., Vilamaior, Patricia S. L., Venâncio, Daniel P., Andersen, Monica L.
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container_issue 2012
container_start_page 1
container_title BioMed research international
container_volume 2012
creator De Mello, Marco Túlio
Tufik, Sergio
Zager, Adriano
Taboga, Sebastião Roberto
Santos, Fernanda C.
Vilamaior, Patricia S. L.
Venâncio, Daniel P.
Andersen, Monica L.
description We investigated the effect of 96 h paradoxical sleep deprivation (PSD) and 21-day sleep restriction (SR) on prostate morphology using stereological assays in male rats. After euthanasia, the rat ventral prostate was removed, weighed, and prepared for conventional light microscopy. Microscopic analysis of the prostate reveals that morphology of this gland was altered after 96 h of PSD and 21 days of SR, with the most important alterations occurring in the epithelium and stroma in the course of both procedures compared with the control group. Both 96 h PSD and 21-day SR rats showed lower serum testosterone and higher corticosterone levels than control rats. The significance of our result referring to the sleep deprivation was responsible for deep morphological alterations in ventral prostate tissue, like to castration microscopic modifications. This result is due to the marked alterations in hormonal status caused by PSD and SR.
doi_str_mv 10.1155/2012/285938
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Both 96 h PSD and 21-day SR rats showed lower serum testosterone and higher corticosterone levels than control rats. The significance of our result referring to the sleep deprivation was responsible for deep morphological alterations in ventral prostate tissue, like to castration microscopic modifications. 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Venâncio et al.</rights><rights>Copyright © 2012 Daniel P. Venâncio et al. Daniel P. Venâncio et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.</rights><rights>Copyright © 2012 Daniel P. 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Microscopic analysis of the prostate reveals that morphology of this gland was altered after 96 h of PSD and 21 days of SR, with the most important alterations occurring in the epithelium and stroma in the course of both procedures compared with the control group. Both 96 h PSD and 21-day SR rats showed lower serum testosterone and higher corticosterone levels than control rats. The significance of our result referring to the sleep deprivation was responsible for deep morphological alterations in ventral prostate tissue, like to castration microscopic modifications. This result is due to the marked alterations in hormonal status caused by PSD and SR.</abstract><cop>Cairo, Egypt</cop><pub>Hindawi Puplishing Corporation</pub><pmid>22927719</pmid><doi>10.1155/2012/285938</doi><tpages>6</tpages><oa>free_for_read</oa></addata></record>
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subjects Androgens
Animals
Atrophy
Biological Assay
Corticosterone - blood
Laboratory animals
Male
Prostate - metabolism
Prostate - pathology
Rats
Rats, Wistar
Reproductive system
Rodents
Shift work
Sleep apnea
Sleep deprivation
Sleep Deprivation - blood
Sleep Deprivation - pathology
Sleep, REM
Staining and Labeling
Testosterone
Testosterone - blood
title Sleep Deprivation Alters Rat Ventral Prostate Morphology, Leading to Glandular Atrophy : A Microscopic Study Contrasted with the Hormonal Assays
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