Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain

Minocycline is a semisynthetic second-generation tetracycline, an antibiotic that capable to penetrating the blood brain barrier and believed to have anti-inflammatory and neuroprotective effects. This study want to investigates the effects of minocycline on the nociceptive response and Fos protein...

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Main Authors: Long, Idris, Mat, Noorul Hamizah, Ab Rahman, Syarina Nurrulfatin
Format: Article
Language:English
Published: 2017
Subjects:
Online Access:http://eprints.usm.my/35870/1/Systemic_Administration_of_Minocycline-4705.pdf
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author Long, Idris
Mat, Noorul Hamizah
Ab Rahman, Syarina Nurrulfatin
author_facet Long, Idris
Mat, Noorul Hamizah
Ab Rahman, Syarina Nurrulfatin
author_sort Long, Idris
collection USM
description Minocycline is a semisynthetic second-generation tetracycline, an antibiotic that capable to penetrating the blood brain barrier and believed to have anti-inflammatory and neuroprotective effects. This study want to investigates the effects of minocycline on the nociceptive response and Fos protein expression in the spinal dorsal horn of the REM sleep deprived rat after a formalin injection. REM sleep deprivation was elicited using the modified inverted flowerpot method. Minocycline (30 mg/kg) was given intraperitoneally once a day during the 72 hours of REM sleep deprivation and 30 minutes before formalin test. Fifty microliter of formalin (2.5%) was subcutaneously injected into the plantar surface of the left hind paw of the rat. The nociceptive responses were recorded for one hour. Two hours after the formalin injection, the rats were sacrificed and expression of the Fos positive cell was examined. The nociceptive responses were found not statistically significant in all phases between all groups. However, enhancement in the number of the Fos positive cell was significantly higher in the REMsd group compared to other groups but reduced after minocycline treatment. Pre-emptive administration of minocycline reduces Fos protein expression in REM sleep deprived rat’s spinal cord but not the nociceptive response after inflammatory pain.
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spelling usm.eprints-358702017-07-26T08:35:51Z http://eprints.usm.my/35870/ Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain Long, Idris Mat, Noorul Hamizah Ab Rahman, Syarina Nurrulfatin RA0421 Public health. Hygiene. Preventive Medicine Minocycline is a semisynthetic second-generation tetracycline, an antibiotic that capable to penetrating the blood brain barrier and believed to have anti-inflammatory and neuroprotective effects. This study want to investigates the effects of minocycline on the nociceptive response and Fos protein expression in the spinal dorsal horn of the REM sleep deprived rat after a formalin injection. REM sleep deprivation was elicited using the modified inverted flowerpot method. Minocycline (30 mg/kg) was given intraperitoneally once a day during the 72 hours of REM sleep deprivation and 30 minutes before formalin test. Fifty microliter of formalin (2.5%) was subcutaneously injected into the plantar surface of the left hind paw of the rat. The nociceptive responses were recorded for one hour. Two hours after the formalin injection, the rats were sacrificed and expression of the Fos positive cell was examined. The nociceptive responses were found not statistically significant in all phases between all groups. However, enhancement in the number of the Fos positive cell was significantly higher in the REMsd group compared to other groups but reduced after minocycline treatment. Pre-emptive administration of minocycline reduces Fos protein expression in REM sleep deprived rat’s spinal cord but not the nociceptive response after inflammatory pain. 2017 Article PeerReviewed application/pdf en http://eprints.usm.my/35870/1/Systemic_Administration_of_Minocycline-4705.pdf Long, Idris and Mat, Noorul Hamizah and Ab Rahman, Syarina Nurrulfatin (2017) Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain. International Journal of Life Sciences Research, 5 (2). pp. 98-107. ISSN 2348-313X
spellingShingle RA0421 Public health. Hygiene. Preventive Medicine
Long, Idris
Mat, Noorul Hamizah
Ab Rahman, Syarina Nurrulfatin
Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain
title Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain
title_full Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain
title_fullStr Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain
title_full_unstemmed Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain
title_short Systemic Administration of Minocycline Reduces Fos Protein Expression in Rapid Eye Movement (REM) Sleep Deprived Rat’s Spinal Cord But Not Nociceptive Response After Formalin-Induced Inflammatory Pain
title_sort systemic administration of minocycline reduces fos protein expression in rapid eye movement rem sleep deprived rat s spinal cord but not nociceptive response after formalin induced inflammatory pain
topic RA0421 Public health. Hygiene. Preventive Medicine
url http://eprints.usm.my/35870/1/Systemic_Administration_of_Minocycline-4705.pdf
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