Cotoneaster transcaucasicus Pojark. Meyve Ekstraklarında Biyoaktif Bileşen Miktarlarının ve Antioksidan Aktivitelerinin Belirlenmesi

In this study, the total phenolic and flavonoid contents antioxidant activities of hexane methanol extracts Cotoneaster transcaucasicus Pojark. fruits in Rosaceae family were investigated. Using Folin-Ciocaltaeu method, amount substances was determined as 50.34 ± 2.70 mg GAE/g extract 38.06 1.32 extract. The flavonoids calculated 52.01 3.78 QE/g 60.54 6.82 extract, using aluminum nitrate method. Antioxidant C. evaluated by DPPH FRAP methods. IC50 values 0.411 mg/mL for 0.237 addition, it that reducing power Fe3+-Fe2+ higher As a result, has been observed content are high. This study is first species thought will lead future studies.