Effects of macrolide antibiotics on blood inflammatory mediators and organ damage markers in lipopolysaccharide-induced pulmonary damage rats

<b>Aim:</b> The aim of this study was to determine the effect of macrolide antibiotics using in veterinary area on serum/ plasma inflammatory mediators and organ damage markers in lipopolysaccharide-induced pulmonary damage rats.<p> <b>Materials and Methods:</b> Total 1...

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Main Authors: Ayşe Er, Enver Yazar
Format: Article
Language:English
Published: Selcuk University Press
Series:Eurasian Journal of Veterinary Sciences
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Online Access:http://eurasianjvetsci.org/pdf.php3?id=552
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Summary:<b>Aim:</b> The aim of this study was to determine the effect of macrolide antibiotics using in veterinary area on serum/ plasma inflammatory mediators and organ damage markers in lipopolysaccharide-induced pulmonary damage rats.<p> <b>Materials and Methods:</b> Total 198 Sprague-Dawley rats were used. Six rats were used for a 0th sampling point for all groups. 192 rats were divided into four equal groups as lipopolysaccharide (Escherichia coli 0111:B4, 0.5 mg/200 &#956;l, intratracheal), lipopolysaccharide + tylosin (10 mg/kg, subcutaneously), lipopolysaccharide + tilmicosin (20 mg/ kg, subcutaneously) and lipopolysaccharide + tulathromycin (2.5 mg/kg, subcutaneously). After the treatments, blood samples were collected by cardiac puncture under anesthesia at 0.5, 1, 1.5, 2, 4, 6, 12 and 24 hours. Serum tumor necrosis factor &#945;, interleukin-1&#946;, interleukin-6, interleukin- 10 levels, and plasma 13, 14-dihydro-15-ketoprostaglandin F<sub>2&#945;</sub> levels were determined by ELISA, while serum C-reactive protein, creatine kinase-MB, aspartate aminotransferase, alanine aminotransferase, alkaline phosphatase, cholesterol, triglyceride, blood urea nitrogen and creatinine levels were determined by otoanalyzer. Area under the concentration time curve (AUC<sub>0-24</sub>), maximal concentration in plasma or serum (C<sub>max</sub>) and time to reach Cmax (t<sub>max</sub>) values were determined by pharmacokinetic computer program.<p> <b>Results:</b> Macrolide antibiotics increased serum tumor necrosis factor &#945; and plasma 13, 14-dihydro-15-keto-prostaglandin F<sub>2&#945;</sub> levels.<p> <b>Conclusion:</b> Macrolide antibiotics used in veterinary area may no shown depression on immune system. Hovewer, investigation is need that especially dose-depended manner effects of macrolide antibiotics on immunosystem.
ISSN:1309-6958
2146-1953