ORCID "HASANOGLU OZKAN, Elvan/0000-0001-7338-4015" Scopus İndeksli Yayınlar Koleksiyonu için listeleme
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Ensuring traceability of organophosphate pesticides (OPs) through enzyme immobilized spheres
Hasanoğlu Özkan, Elvan; Kurnaz Yetim, Nurdan; Nartop, Dilek; Sarı, Nurşen (Springer, 2021)Currently, pesticide residues increasingly lead to health problems. Acetylcholinesterase enzyme (AChE) plays a role in detoxification processes due to their ability to scavenge organophosphates. Thus, this enzyme has been ... -
Enzyme immobilization on polymeric microspheres containing Schiff base for detection of organophosphate and carbamate insecticides
Nartop, Dilek; Yetim, Nurdan Kurnaz; Özkan, Elvan Hasanoğlu; Sarı, Nursen (Elsevier, 2020)In this study, polymeric microsphere including Schiff base TrisPS-pyr and TrisPS-pyr-Pt(II) were obtained by condensation reaction for improve the enzymatic properties of acetylcholinesterase (AChE) and detect harmful ... -
Immobilization of acetylcholinesterase on Pt(II) and Pt(IV) attached nanoparticles for the determination of pesticides
Özkan, E. Hasanoğlu; Yetim, N. Kurnaz; Tümtürk, H.; Sarı, N. (Royal Soc Chemistry, 2015)Pt(II) and Pt(IV)-tagged nanoparticles have been synthesized according to the template method for the identification of pesticides. Their morphologies have been investigated using scanning electron microscopy and characterized ... -
Influence of load on the recycling stability of nanospheres attached platinium ion for determination of glucose
Özkan, Elvan Hasanoğlu; Yetim, Nurdan Kurnaz; Nartop, Dilek; Sarı, Nursen (Elsevier Science Inc, 2015)New nanospheres have been prepared with Pt2+ and Pt4+ for compare enzymatic properties of glucose oxidase enzyme (GOx). In this study nanoparticles, (aminomethyl)polystyrene (APS), 2-hydroxy-5-methylbenzaldehyde and ... -
Nanospheres caped Pt(II) and Pt (IV): synthesis and evaluation as antimicrobial and Antifungal Agent
Öğütçü, Hatice; Yetim, Nurdan K.; Özkan, Elvan H.; Eren, Orçun; Kaya, Gamze; Sarı, Nursen; Dişli, Ali (De Gruyter Open Ltd, 2017)Antimicrobial and antifungal polymers are gaining the attention of pharmaceutical makers and industrial design. Nanospheres-Polymers attached Platinum(II) / (IV) complexes have been synthesized to investigate antimicrobial ... -
New Nanospheres to Use in the Determination of Imidan Phosmet and Vantex Pesticides
Karmaz, Emre; Özkan, Elvan Hasanoğlu; Yetim, Nurdan Kurnaz; Sarı, Nursen Barutcuoğlu (Springer, 2021)In this study, the usability of AChE immobilized nanospheres (NSs) was investigated to identify Imidan Phosmet and Vantex pesticides. Accordingly, (2AEPS-SalBr) coded nanosphere was synthesized in result of condensation ... -
Novel polymeric microspheres: Synthesis, enzyme immobilization, antimutagenic activity, and antimicrobial evaluation against pathogenic microorganisms
Nartop, Dilek; Demirel, Birtane; Güleç, Murat; Özkan, Elvan Hasanoğlu; Yetim, Nurdan Kurnaz; Sarı, Nursen; Ağar, Güleray (Wiley, 2020)New polymeric microspheres containing azomethine (1a-1c and 2a-2c) were synthesized by condensation to compare the enzymatic properties of the enzyme glucose oxidase (GOx) and to investigate antimutagenic and antimicrobial ... -
Preparation of AChE immobilized microspheres containing thiophene and furan for the determination of pesticides by the HPLC-DAD method
Yetim, Nurdan Kurnaz; Özkan, Elvan Hasanoğlu; Özcan, Cemile; Sarı, Nursen (Elsevier, 2020)In this study, acetylcholinesterase (AChE) enzyme immobilized polymeric microspheres were prepared to detect the dichlorvos (DDVP: 2,2-dichlorovinyl dimethyl phosphate) and the chlorpyrifos (O, O-Diethyl 0-3,5,6-trichlor ... -
Qualitative enzymatic detection of organophosphate and carbamate insecticides
Nartop, Dilek; Hasanoğlu Özkan, Elvan; Yetim, Nurdan Kurnaz; Sarı, Nursen (Taylor & Francis Inc, 2020)In this study, new polymers containing amides (TrisPS-Ntaa, andTrisPS-Ntaa-Fc) were synthesized by condensation reaction for qualitative identification of insecticides. The synthesized polymers, including amides were ... -
Research on the Repeated Use of Novel Ferrocene-Tagged Nanomaterial for Determination of Glucose
Yetim, Nurdan Kurnaz; Özkan, Elvan Hasanoğlu; Danis, Busra; Tümtürk, Hayrettin; Sarı, Nursen (Taylor & Francis As, 2015)A good novel double ferrocene-tagged nanomaterial is designed for glucose determination and its recycling stability. Double Ferrocene-tagged nanomaterial displays higher catalytic activity toward the glucose oxidation than ... -
Synthesis of Au-doped magnetic nanocomposites: structural, magnetic, and catalytic properties
Kurnaz Yetim, Nurdan; Hasanoğlu Özkan, Elvan (Springer, 2021)In this work, Fe3O4 magnetic nanoparticles (MNPs) were produced using the co-precipitation method. The surface of the produced MNPs was covered with TEOS and APTES as a shell and the APTES shell is doped with Au nanoparticles ...