Yazar "Kolak, Ufuk" için PubMed İndeksli Yayınlar Koleksiyonu listeleme
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Anticholinesterase and Antioxidant Activities of Natural Abietane Diterpenoids with Molecular Docking Studies
Topcu, Gulacti; Akdemir, Atilla; Kolak, Ufuk; Öztürk, Mehmet; Boga, Mehmet; Bahadori, Fatemeh; Cakmar, Seda Damla Hatipoglu (Bentham Science Publ Ltd, 2020)Background: Alzheimer's Disease (AD) is one of the most prevalent causes of dementia in the world, and no drugs available that can provide a complete cure. Cholinergic neurons of the cerebral cortex of AD patients are lost ... -
Antioxidant activity of Erica arborea
Ay, Mehmet; Bahadori, Fatemeh; Oeztuerk, Mehmet; Kolak, Ufuk; Topcu, Guelacti (Elsevier Science Bv, 2007)The antioxidant properties of the methanol extract of leaves and flowers of Erica arborea and the ethyl acetate, butanol and water soluble fractions were investigated. The ethyl acetate extract was found to be the richest ... -
Antioxidant Diterpenoids from the Roots of Salvia barrelieri
Kolak, Ufuk; Kabouche, Ahmed; Öztürk, Mehmet; Kabouche, Zahia; Topçu, Gülaçtı; Ulubelen, Ayhan (John Wiley & Sons Ltd, 2009)Introduction - The phytochemical and biological studies carried out on Salvia species showed that their extracts and constituents have various biological activities. Objective - The aim of this study was the isolation of ... -
Development and Validation of a Novel LC–MS/MS Method for the Quantitation of 19 Fingerprint Phytochemicals in Salvia Species: A Chemometric Approach
Yılmaz, Mustafa Abdullah; Ertaş, Abdulselam; Yener, İsmail; Tokul Ölmez, Özge; Fırat, Mehmet; Temel, Hamdi; Öztürk, Mehmet; Kolak, Ufuk (Oxford Academic, 2021)Being traditionally utilized mainly as appetizers and herbal teas as well as used to ease abdominal pains, colds and gastrointestinal issues, the genus Salvia L. has gained significant consideration owing to its remarkable ... -
Essential Oil, Aroma, and Fatty Acid Profiles of Five Endemic Salvia Taxa from Turkey with Chemometric Analysis
Ertaş, Abdulselam; Akdeniz, Mehmet; Yener, İsmail; Öztürk, Mehmet; Tokul Ölmez, Özge; Fırat, Mehmet; Kolak, Ufuk (Wiley, 2021)The essential oil, aroma, and fatty acid compositions of Salvia cerino-pruinosa var. cerino-pruinosa, S. cerino-pruinosa var. elazigensis, S. pseudeuphratica, S. rosifolia, and S. kurdica collected in 2015, 2016, and 2017 ... -
GC-MS Analysis and Antimicrobial Activity of Essential Oil of Stachys cretica subsp smyrnaea
Öztürk, Mehmet; Duru, Mehmet Emin; Aydoğmuş-Öztürk, Fatma; Harmandar, Mansur; Mahlıçlı, Melda; Kolak, Ufuk; Ulubelen, Ayhan (Natural Products Inc, 2009)The essential oil from the aerial parts of Stachys cretica L. subsp. smyrnaea Rech. fil. (Lamiaceae), endemic to Turkey, was investigated by using GC and GC-MS. Thirty-four of 37 components, represented 99.7% of the total ... -
GC-MS Analysis of the Antioxidant Active Fractions of Micromeria juliana with Anticholinesterase Activity
Öztürk, Mehmet; Kolak, Ufuk; Duru, Mehmet Emin; Harmandar, Mansur (Natural Products Inc, 2009)The aerial parts of Micromeria juliana (L.) Bentham ex Reichb. were extracted with light petroleum, acetone and methanol, successively. The antioxidant activity of different concentrations of the extracts was evaluated ... -
Selective in vitro and in silico enzymes inhibitory activities of phenolic acids and flavonoids of food plants: Relations with oxidative stress
Yener, Ismail; Kocakaya, Safak Ozhan; Ertas, Abdulselam; Erhan, Bahadir; Kaplaner, Erhan; Oral, Elif Varhan; Kolak, Ufuk (Elsevier Sci Ltd, 2020)In this study, the inhibitory potentials of food originated 34 phenolic acids, and flavonoid compounds were screened against acetylcholinesterase, butyrylcholinesterase, urease, and tyrosinase enzymes. All compounds included ...