Baicalein - main active flavonoid from Scutellaria baicalensis - voltammetric sensing in human samples using boron doped diamond electrode
Само за регистроване кориснике
2015
Чланак у часопису (Објављена верзија)
Метаподаци
Приказ свих података о документуАпстракт
In this study we proposed electrochemical behavior and determination of baicalein, main active flavonoid from Scutellaria baicalensis, using boron doped diamond electrode. In Britton-Robinson buffer solution, pH 2, baicalein provides two single oval shape oxidation peaks at +0.5 V/Ag-AgCl and a second one at +0.8 V/Ag-AgCl. For quantification of baicalein square wave voltammetry was used. Under optimized parameters calibration curve was linear over the range 1-95 mu M with detection limit of 0.26 mu M. After eight successful measurements repeatability was 3.7%. Proposed method was applied for determination of baicalein in real samples with excellent recovery. The influence of the most common interferences, biomolecules presented in urine was investigated. The developed approach could be beneficial in analysis of widely used flavonoid in biological samples. (C) 2015 Elsevier B.V. All rights reserved.
Кључне речи:
Baicalein / Boron doped diamond electrode / Square wave voltammetryИзвор:
Diamond and Related Materials, 2015, 58, 35-39Издавач:
- Elsevier Science Sa, Lausanne
Финансирање / пројекти:
- Примена унапређених оксидационих процеса и наноструктурисаних оксидних материјала за уклањање загађивача из животне средине, развој и оптимизација инструменталних техника за праћење ефикасности (RS-MESTD-Basic Research (BR or ON)-172030)
DOI: 10.1016/j.diamond.2015.06.002
ISSN: 0925-9635
WoS: 000362137100007
Scopus: 2-s2.0-84931266397
Институција/група
Hemijski fakultet / Faculty of ChemistryTY - JOUR AU - Kuzmanović, Darko AU - Stanković, Dalibor AU - Manojlović, Dragan D. AU - Kalcher, Kurt AU - Roglić, Goran PY - 2015 UR - https://cherry.chem.bg.ac.rs/handle/123456789/1973 AB - In this study we proposed electrochemical behavior and determination of baicalein, main active flavonoid from Scutellaria baicalensis, using boron doped diamond electrode. In Britton-Robinson buffer solution, pH 2, baicalein provides two single oval shape oxidation peaks at +0.5 V/Ag-AgCl and a second one at +0.8 V/Ag-AgCl. For quantification of baicalein square wave voltammetry was used. Under optimized parameters calibration curve was linear over the range 1-95 mu M with detection limit of 0.26 mu M. After eight successful measurements repeatability was 3.7%. Proposed method was applied for determination of baicalein in real samples with excellent recovery. The influence of the most common interferences, biomolecules presented in urine was investigated. The developed approach could be beneficial in analysis of widely used flavonoid in biological samples. (C) 2015 Elsevier B.V. All rights reserved. PB - Elsevier Science Sa, Lausanne T2 - Diamond and Related Materials T1 - Baicalein - main active flavonoid from Scutellaria baicalensis - voltammetric sensing in human samples using boron doped diamond electrode VL - 58 SP - 35 EP - 39 DO - 10.1016/j.diamond.2015.06.002 ER -
@article{ author = "Kuzmanović, Darko and Stanković, Dalibor and Manojlović, Dragan D. and Kalcher, Kurt and Roglić, Goran", year = "2015", abstract = "In this study we proposed electrochemical behavior and determination of baicalein, main active flavonoid from Scutellaria baicalensis, using boron doped diamond electrode. In Britton-Robinson buffer solution, pH 2, baicalein provides two single oval shape oxidation peaks at +0.5 V/Ag-AgCl and a second one at +0.8 V/Ag-AgCl. For quantification of baicalein square wave voltammetry was used. Under optimized parameters calibration curve was linear over the range 1-95 mu M with detection limit of 0.26 mu M. After eight successful measurements repeatability was 3.7%. Proposed method was applied for determination of baicalein in real samples with excellent recovery. The influence of the most common interferences, biomolecules presented in urine was investigated. The developed approach could be beneficial in analysis of widely used flavonoid in biological samples. (C) 2015 Elsevier B.V. All rights reserved.", publisher = "Elsevier Science Sa, Lausanne", journal = "Diamond and Related Materials", title = "Baicalein - main active flavonoid from Scutellaria baicalensis - voltammetric sensing in human samples using boron doped diamond electrode", volume = "58", pages = "35-39", doi = "10.1016/j.diamond.2015.06.002" }
Kuzmanović, D., Stanković, D., Manojlović, D. D., Kalcher, K.,& Roglić, G.. (2015). Baicalein - main active flavonoid from Scutellaria baicalensis - voltammetric sensing in human samples using boron doped diamond electrode. in Diamond and Related Materials Elsevier Science Sa, Lausanne., 58, 35-39. https://doi.org/10.1016/j.diamond.2015.06.002
Kuzmanović D, Stanković D, Manojlović DD, Kalcher K, Roglić G. Baicalein - main active flavonoid from Scutellaria baicalensis - voltammetric sensing in human samples using boron doped diamond electrode. in Diamond and Related Materials. 2015;58:35-39. doi:10.1016/j.diamond.2015.06.002 .
Kuzmanović, Darko, Stanković, Dalibor, Manojlović, Dragan D., Kalcher, Kurt, Roglić, Goran, "Baicalein - main active flavonoid from Scutellaria baicalensis - voltammetric sensing in human samples using boron doped diamond electrode" in Diamond and Related Materials, 58 (2015):35-39, https://doi.org/10.1016/j.diamond.2015.06.002 . .