ORCID "0000-0001-8932-4535" Fen Edebiyat Fakültesi Koleksiyonu için listeleme
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Antioxidant and Tyrosinase Inhibitory Activities of Flavonoids from Trifolium nigrescens Subsp petrisavi
Demirkiran, Özlem; Şabudak, Temine; Öztürk, Mehmet; Topçu, Gülacti (Amer Chemical Soc, 2013)Trifolium nigrescens was researched for its chemical constituents for the first time. Bioassay-guided isolation of the EtOAc extract from the leaves of T. nigrescens resulted in the purification of a new biflavone, 4',5,5 ... -
New Bioflavonoids from Solanum nigrum L. by Anticholinesterase and Anti-tyrosinase Activities-guided Fractionation
Şabudak, Temine; Öztürk, Mehmet; Alpay, Enes (Acg Publications, 2017)Two new biflavonoids, (8-hydroxy-3'-beta-D-galactosyl-isoflavone)-2'-8'''-(4'''-hydroxy-flavone)biflavone (2); 2', 3', 5-trihydroxy-5 ''-methoxy-3 ''-O-a-glucosyl-3-4'''-O-biflavone (3) and along with apigenin (1) and ... -
Phenolic compounds from Trifolium echinatum Bieb. and investigation of their tyrosinase inhibitory and antioxidant activities
Şabudak, Temine; Demirkıran, Özlem; Öztürk, Mehmet; Topçu, Gülaçtı (Pergamon-Elsevier Science Ltd, 2013)Two bischromones, 3,3'-dimethoxy-2'-oxychromone (1), 3,3'-dihydroxy-2,2'-oxychromone (2) and a biflavone, 5,7,4',5 '',3''',4''''-hexahydroxy-3 ''-O-beta-glucosyl-3',7 ''-O-biflavone (3) have been isolated from whole plant ...