Dental Journal (Majalah Kedokteran Gigi)
ISSN 1978-3728
Vol. 42 / No. 1 / Published : 2009-01
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Original Article :
Antioxidant effect of minocycline in gingival epithelium induced toxin actinobacillus actinomycetemcomitans serotype b
Author :
- Ernie Maduratna Setiawati*1
- Department of Periodontology
Faculty of Dentistry Airlangga University
Surabaya - Indonesia
Abstract :
Background: Actinobacillus actinomycetemcomitans (Aa) serotype b has been associated with aggressive periodontitis. Gingival epithelial cell exquisitely sensitive to the toxin so that may lead to the epithel protective barrier disruption. Experimental models show that minocycline is not related to it’s antimicrobial effect and protects against apoptosis neuron cell of a number experimental models of brain injury and Parkinson’s disease. Purpose: In this study, we examined antioxidant effect of minocycline to inhibit apoptosis of gingival epithelium induced crude toxin bacteria Aa serotype b in mice. Methods: Thirty adult mice strain Swiss Webster (balb C) were divided randomly into three groups: control group (group A), toxin group (group B) and toxin and minocycline group (group C). The mice were sacrificed at 24 hours after application, and then the tissue sections of gingival epithelium were stained with tunnel assay and imunohistochemistry. Result: Treatment with these toxin induced apoptosis of gingival epithelium was associated with DNA fragmentation and reduced gluthatione (GSH). Minocycline 100nM significantly increased GSH and reduced apoptosis (p
Keyword :
minocycline, GSH, apoptosis, Aa serotype b crude toxin ,
References :
Archive Article
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Volume : 42 / No. : 1 / Pub. : 2009-03 |
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