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Effect of body size on the oral pharmacokinetics of oxytetracycline in rainbow trout (Oncorhynchus mykiss)       
Yazarlar
Orhan Çorum
Hatay Mustafa Kemal Üniversitesi, Türkiye
Erdinç Türk
Hatay Mustafa Kemal Üniversitesi, Türkiye
Duygu Durna Çorum
Hatay Mustafa Kemal Üniversitesi, Türkiye
Doç. Dr. Ertuğrul TERZİ
Kastamonu Üniversitesi, Türkiye
Mustafa Cellat
Türkiye
Önder Yıldırım
Türkiye
Kamil Üney
Selçuk Üniversitesi, Türkiye
Özet
Objective. The aim of this study was to determine the plasma pharmacokinetics of oxytetracycline (OTC) in rainbow trout (Oncorhynchus mykiss) of different body sizes. Methods. The research was carried out on three groups as small (30–50 g), medium (90–110 g) and large (185–215 g) body sizes at 8 ± 0.5 ◦C. OTC was administered orally at a dose of 60 mg/kg to all groups. Blood samples were taken at 19 different sampling times until the 384 h after oxytetracycline administration. The plasma concentrations of OTC were measured using high pressure liquid chromatography-ultraviolet and pharmacokinetic parameters were evaluated using non-compartmental analysis. Results. OTC was detected in small-body sized fish until the 336 h and in medium and large-body sized fish until the 384 h. The elimination half-life of OTC was 85.46, 87.24 and 86.98 h in the small, medium and large body size groups, respectively. The peak plasma concentration increased from 0.66 to 1.11 µg/mL, and the area under the plasma concentration-versus time curve from zero (0) h to infinity (∞) increased from 87.86 to 151.52 h*µg/mL, in tandem with the increase in fish body size. As fish body size increased, volume of distribution and total body clearance decreased. Conclusion. These results show that the pharmacokinetics of OTC vary depending on fish size. Therefore, there is a need to reveal the pharmacodynamic activity of OTC in rainbow trout of different body sizes.
Anahtar Kelimeler
Body size | HPLC | Oxytetracycline | Pharmacokinetics | Rainbow trout
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı PEERJ
Dergi ISSN 2167-8359
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q2
Makale Dili Türkçe
Basım Tarihi 09-2024
Cilt No 12
Sayı 9
Doi Numarası 10.7717/peerj.17973
Makale Linki http://dx.doi.org/10.7717/peerj.17973