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Items: 1 to 20 of 104

1.

A novel colorimetric sensor for measuring hydroperoxide content and peroxyl radical scavenging activity using starch-stabilized gold nanoparticles.

Çelik SE, Bekdeşer B, Apak R.

Talanta. 2019 May 1;196:32-38. doi: 10.1016/j.talanta.2018.12.022. Epub 2018 Dec 11.

PMID:
30683370
2.

Diaminocyclohexane-Functionalized/Thioglycolic Acid-Modified Gold Nanoparticle-Based Colorimetric Sensing of Trinitrotoluene and Tetryl.

Ular N, Üzer A, Durmazel S, Erçağ E, Apak R.

ACS Sens. 2018 Nov 26;3(11):2335-2342. doi: 10.1021/acssensors.8b00709. Epub 2018 Oct 23.

PMID:
30350589
3.

Colorimetric Determination of (Aminoalkyl)indole-containing Synthetic Cannabimimetics.

Durmus H, Durmazel S, Üzer A, Gökdere B, Erçag E, Apak R.

Anal Sci. 2018 Dec 10;34(12):1419-1425. doi: 10.2116/analsci.18P305. Epub 2018 Sep 7.

4.

Heparin-stabilized gold nanoparticles-based CUPRAC colorimetric sensor for antioxidant capacity measurement.

Bener M, Şen FB, Apak R.

Talanta. 2018 Sep 1;187:148-155. doi: 10.1016/j.talanta.2018.05.021. Epub 2018 May 5.

PMID:
29853028
5.
6.

A novel cerium oxide nanoparticles-based colorimetric sensor using tetramethyl benzidine reagent for antioxidant activity assay.

Ozdemir Olgun FA, Üzer A, Ozturk BD, Apak R.

Talanta. 2018 May 15;182:55-61. doi: 10.1016/j.talanta.2018.01.047. Epub 2018 Jan 31.

PMID:
29501192
7.

Novel Spectroscopic and Electrochemical Sensors and Nanoprobes for the Characterization of Food and Biological Antioxidants.

Apak R, Demirci Çekiç S, Üzer A, Çelik SE, Bener M, Bekdeşer B, Can Z, Sağlam Ş, Önem AN, Erçağ E.

Sensors (Basel). 2018 Jan 11;18(1). pii: E186. doi: 10.3390/s18010186. Review.

8.

Indirect Determination of Pentaerythritol Tetranitrate (PETN) with a gold nanoparticles-based colorimetric sensor.

Üzer A, Yalçın U, Can Z, Erçağ E, Apak R.

Talanta. 2017 Dec 1;175:243-249. doi: 10.1016/j.talanta.2017.06.049. Epub 2017 Jun 20.

PMID:
28841986
9.

Novel Protein-Based Solid-Biosensor for Determining Pro-oxidant Activity of Phenolic Compounds.

Akyüz E, Başkan KS, Tütem E, Apak R.

J Agric Food Chem. 2017 Jul 19;65(28):5821-5830. doi: 10.1021/acs.jafc.7b01649. Epub 2017 Jun 30.

PMID:
28635261
10.
11.

Modified Radical Scavenging and Antioxidant Activity Measurement of β-Carotene with β-Cyclodextrins Complexation in Aqueous Medium.

Çelik SE, Bekdeser B, Tufan AN, Apak R.

Anal Sci. 2017;33(3):299-305. doi: 10.2116/analsci.33.299.

12.
13.

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
14.

CUPRAC colorimetric and electroanalytical methods determining antioxidant activity based on prevention of oxidative DNA damage.

Uzunboy S, Çekiç SD, Eksin E, Erdem A, Apak R.

Anal Biochem. 2017 Feb 1;518:69-77. doi: 10.1016/j.ab.2016.10.028. Epub 2016 Nov 2.

PMID:
27816460
15.

Spectrophotometric Determination of Phenolic Antioxidants in the Presence of Thiols and Proteins.

Avan AN, Demirci Çekiç S, Uzunboy S, Apak R.

Int J Mol Sci. 2016 Aug 12;17(8). pii: E1325. doi: 10.3390/ijms17081325.

16.

Electrochemical Determination of Food Preservative Nitrite with Gold Nanoparticles/p-Aminothiophenol-Modified Gold Electrode.

Üzer A, Sağlam Ş, Can Z, Erçağ E, Apak R.

Int J Mol Sci. 2016 Aug 2;17(8). pii: E1253. doi: 10.3390/ijms17081253.

18.

Determination of total antioxidant capacity of humic acids using CUPRAC, Folin-Ciocalteu, noble metal nanoparticle- and solid-liquid extraction-based methods.

Karadirek Ş, Kanmaz N, Balta Z, Demirçivi P, Üzer A, Hızal J, Apak R.

Talanta. 2016 Jun 1;153:120-9. doi: 10.1016/j.talanta.2016.03.006. Epub 2016 Mar 3.

PMID:
27130098
19.

Preparation, characterization and usage of molecularly imprinted polymer for the isolation of quercetin from hydrolyzed nettle extract.

Karaman Ersoy Ş, Tütem E, Sözgen Başkan K, Apak R, Nergiz C.

J Chromatogr B Analyt Technol Biomed Life Sci. 2016 Apr 1;1017-1018:89-100. doi: 10.1016/j.jchromb.2016.02.034. Epub 2016 Feb 26.

PMID:
26953839
20.

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

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