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Subclinical mastitis causes alterations in nitric oxide total oxidant and antioxidant capacity in cow milk    
Yazarlar
Prof. Dr. Onur ATAKİŞİ
Kafkas Üniversitesi, Türkiye
Prof. Dr. Hasan ORAL
Kafkas Üniversitesi, Türkiye
Prof. Dr. Emine ATAKİŞİ
Kafkas Üniversitesi, Türkiye
Prof. Dr. Oğuz MERHAN
Kafkas Üniversitesi, Türkiye
Şükrü Metin Pancarcı
Balıkesir Üniversitesi, Türkiye
Prof. Dr. Semra KAYA
Kafkas Üniversitesi, Türkiye
Özet
The aim of this study was to investigate total antioxidant (TAC), and oxidant capacity (TOC) and nitric oxide (NO) levels in milk of cows with subclinical mastitis. Brown Swiss and Holstein breed cows were screened with California Mastitis Test (CMT) to determine mammary glands with subclinical mastitis. Moreover, somatic cell counts (SCC) were determined electronically in all milk samples. Mammary quarters were classified as healthy (n=25) or subclinical mastitis (n=35) based on CMT scores and somatic cell count (SCC: < or =200,000/ml or >200,000/ml) in milk. Nitric oxide, TOC and SCC levels were significantly higher (p<0.001, p<0.005 and p<0.001, respectively) in milk from mammary quarters with subclinical mastitis compared to those from healthy mammary quarters. In conclusion, subclinical mastitis results in higher NO concentrations, TOC and SCC, and NO and TOC were positively correlated with SCC. Moreover, alterations in NO levels and TOC in milk could be used as an alternative diagnostic tool to screen for subclinical mastitis.
Anahtar Kelimeler
Nitric oxide,Free radical,Milk,Subclinical mastitis
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı Research in Veterinary Science
Dergi ISSN 0034-5288
Dergi Tarandığı Indeksler SSCI
Makale Dili İngilizce
Basım Tarihi 08-2010
Cilt No 89
Sayı 1
Sayfalar 10 / 13
Doi Numarası 10.1016/j.rvsc.2010.01.008
Makale Linki http://linkinghub.elsevier.com/retrieve/pii/S0034528810000147