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Items: 1 to 20 of 50

1.

Optimizing the extraction of polyphenols from Sideritis montana L. using response surface methodology.

Bilgin M, Elhussein EAA, Özyürek M, Güçlü K, Şahin S.

J Pharm Biomed Anal. 2018 Sep 5;158:137-143. doi: 10.1016/j.jpba.2018.05.039. Epub 2018 May 24.

PMID:
29879543
2.
3.

Identification and Determination of Phenolics in Lamiaceae Species by UPLC-DAD-ESI-MS/MS.

Çelik SE, Tufan AN, Bekdeser B, Özyürek M, Güçlü K, Apak R.

J Chromatogr Sci. 2017 Mar 1;55(3):291-300. doi: 10.1093/chromsci/bmw184.

PMID:
27884875
4.

The effect of doxazosin and sildenafil citrate combination on bladder tissue contractility, alpha adrenergic receptor, and iNOS subtype expression in a male rat model of partially bladder outlet obstruction.

Gumrah A, Tanidir Y, Tinay I, Ozyurek M, Tarcan T.

Neurourol Urodyn. 2017 Aug;36(6):1479-1487. doi: 10.1002/nau.23155. Epub 2016 Oct 29.

PMID:
27794178
5.

Antioxidant Activity/Capacity Measurement. 2. Hydrogen Atom Transfer (HAT)-Based, Mixed-Mode (Electron Transfer (ET)/HAT), and Lipid Peroxidation Assays.

Apak R, Özyürek M, Güçlü K, Çapanoğlu E.

J Agric Food Chem. 2016 Feb 10;64(5):1028-45. doi: 10.1021/acs.jafc.5b04743. Epub 2016 Feb 1. Review.

PMID:
26805392
6.

Antioxidant Activity/Capacity Measurement. 1. Classification, Physicochemical Principles, Mechanisms, and Electron Transfer (ET)-Based Assays.

Apak R, Özyürek M, Güçlü K, Çapanoğlu E.

J Agric Food Chem. 2016 Feb 10;64(5):997-1027. doi: 10.1021/acs.jafc.5b04739. Epub 2016 Jan 27. Review.

PMID:
26728425
7.

Antioxidant Activity/Capacity Measurement. 3. Reactive Oxygen and Nitrogen Species (ROS/RNS) Scavenging Assays, Oxidative Stress Biomarkers, and Chromatographic/Chemometric Assays.

Apak R, Özyürek M, Güçlü K, Çapanoğlu E.

J Agric Food Chem. 2016 Feb 10;64(5):1046-70. doi: 10.1021/acs.jafc.5b04744. Epub 2016 Jan 14. Review.

PMID:
26689748
8.

Design, Synthesis, Biological Evaluation, and Antioxidant and Cytotoxic Activity of Heteroatom-Substituted 1,4-Naphtho- and Benzoquinones.

Deniz NG, Ibis C, Gokmen Z, Stasevych M, Novikov V, Komarovska-Porokhnyavets O, Ozyurek M, Guclu K, Karakas D, Ulukaya E.

Chem Pharm Bull (Tokyo). 2015;63(12):1029-39. doi: 10.1248/cpb.c15-00607.

9.

Synthesis and antioxidant activities of transition metal complexes based 3-hydroxysalicylaldehyde-S-methylthiosemicarbazone.

Bal-Demirci T, Şahin M, Kondakçı E, Özyürek M, Ülküseven B, Apak R.

Spectrochim Acta A Mol Biomol Spectrosc. 2015 Mar 5;138:866-72. doi: 10.1016/j.saa.2014.10.088. Epub 2014 Oct 30.

PMID:
25467658
10.

Optimization of microwave-assisted extraction of polyphenols from herbal teas and evaluation of their in vitro hypochlorous acid scavenging activity.

Bekdeşer B, Durusoy N, Özyürek M, Güçlü K, Apak R.

J Agric Food Chem. 2014 Nov 19;62(46):11109-15. doi: 10.1021/jf503065h. Epub 2014 Nov 11.

PMID:
25365495
11.

A novel differential pulse voltammetric (DPV) method for measuring the antioxidant capacity of polyphenols-reducing cupric neocuproine complex.

Tufan AN, Baki S, Güçlü K, Özyürek M, Apak R.

J Agric Food Chem. 2014 Jul 23;62(29):7111-7. doi: 10.1021/jf5017797. Epub 2014 Jul 14.

PMID:
24998722
12.

Development of a new catalase activity assay for biological samples using optical CUPRAC sensor.

Bekdeşer B, Özyürek M, Güçlü K, Alkan FÜ, Apak R.

Spectrochim Acta A Mol Biomol Spectrosc. 2014 Nov 11;132:485-90. doi: 10.1016/j.saa.2014.04.178. Epub 2014 May 14.

PMID:
24887508
13.

Antioxidant/antiradical properties of microwave-assisted extracts of three wild edible mushrooms.

Özyürek M, Bener M, Güçlü K, Apak R.

Food Chem. 2014 Aug 15;157:323-31. doi: 10.1016/j.foodchem.2014.02.053. Epub 2014 Feb 22.

PMID:
24679787
14.

Synthesis, antioxidant activities of the nickel(II), iron(III) and oxovanadium(IV) complexes with N2O2 chelating thiosemicarbazones.

Bal-Demirci T, Sahin M, Ozyürek M, Kondakçı E, Ulküseven B.

Spectrochim Acta A Mol Biomol Spectrosc. 2014 May 21;126:317-23. doi: 10.1016/j.saa.2014.02.039. Epub 2014 Feb 24.

PMID:
24656797
15.

Development of a fluorescent probe for measurement of peroxyl radical scavenging activity in biological samples.

Güçlü K, Kıbrıslıoğlu G, Özyürek M, Apak R.

J Agric Food Chem. 2014 Feb 26;62(8):1839-45. doi: 10.1021/jf405464v. Epub 2014 Feb 17.

PMID:
24512512
16.

Novel oxime based flavanone, naringin-oxime: synthesis, characterization and screening for antioxidant activity.

Ozyürek M, Akpınar D, Bener M, Türkkan B, Güçlü K, Apak R.

Chem Biol Interact. 2014 Apr 5;212:40-6. doi: 10.1016/j.cbi.2014.01.017. Epub 2014 Feb 6.

PMID:
24508591
17.

Identification and anti-oxidant capacity determination of phenolics and their glycosides in elderflower by on-line HPLC-CUPRAC method.

Çelik SE, Özyürek M, Güçlü K, Çapanoğlu E, Apak R.

Phytochem Anal. 2014 Mar-Apr;25(2):147-54. doi: 10.1002/pca.2481. Epub 2014 Jan 10.

PMID:
24408862
18.

Novel pro-oxidant activity assay for polyphenols, vitamins C and E using a modified CUPRAC method.

Kondakçı E, Özyürek M, Güçlü K, Apak R.

Talanta. 2013 Oct 15;115:583-9. doi: 10.1016/j.talanta.2013.06.006. Epub 2013 Jun 13.

PMID:
24054636
19.

Selective optical sensing of biothiols with Ellman's reagent: 5,5'-Dithio-bis(2-nitrobenzoic acid)-modified gold nanoparticles.

Güçlü K, Ozyürek M, Güngör N, Baki S, Apak R.

Anal Chim Acta. 2013 Sep 10;794:90-8. doi: 10.1016/j.aca.2013.07.041. Epub 2013 Jul 25.

PMID:
23972980
20.

Novel optical fiber reflectometric CUPRAC sensor for total antioxidant capacity measurement of food extracts and biological samples.

Bener M, Özyürek M, Güçlü K, Apak R.

J Agric Food Chem. 2013 Sep 4;61(35):8381-8. doi: 10.1021/jf402327x. Epub 2013 Aug 21.

PMID:
23926895

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