... analysis of hydroxyproline in biological tissues. Clin Biochem 1996, 29:225-229.30. Edward CA, O'Brien WD: Modified assay for determination of hydroxyproline in a tissue hydrolyzate. Clin ... Embryology, Ondokuz Mayıs University School of Medicine, Samsun, Turkey, 4Department of Anatomy, Ondokuz Mayıs University School of Medicine, Samsun, Turkey, 5Ondokuz Mayıs University School ... School of Dentistry, Samsun, Turkey, 6Institute of Agricultural Research of Erbeyli, Aydın, Turkey, 7Department of Histology and Embryology, Hacettepe University School of Medicine, Ankara,...