Browsing by Author "Acet, Ömür"
Now showing items 1-20 of 34
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Alpha-Amylase immobilized composite cryogels: some studies on kinetic and adsorption factors
Acet, Ömür; İnanan, Tülden; Acet, Burcu Önal; Dikici, Emrah; Odabaşı, Mehmet (Springer, 2021)Stability of enzymes is a significant factor for their industrial feasibility. alpha-Amylase is an important enzyme for some industries, i.e., textile, food, paper, and pharmaceutics. Pumice particles (PPa) are non-toxic, ... -
Anti-cancer activity of naringenin loaded smart polymeric nanoparticles in breast cancer
Yıldırım, Metin; Acet, Ömür; Yetkin, Derya; Acet, Burcu Önal; Karakoç, Veyis; Odabaşı, Mehmet (Editions de Sante, 2022)Breast cancer is the most common form of cancer among women worldwide, and approximately comprise 25% of all female malignancies. Naringenin (Nar) is a promising anticancer agent for breast cancer. However, its use as a ... -
Assessment of a new dual effective combo polymer structure for separation of lysozyme from hen egg white
Acet, Ömür; Menteş, Ayfer; Odabaşı, Mehmet (Springer, 2020)Water-soluble O-carboxymethyl chitosan (O-CMCS) Schiff base granules were prepared, and Cu2+ ions were decorated. Then, dual effective combo cryogel structures were prepared by free radical polymerization using Cu2+-O-CMCS ... -
Cholesterol imprinted composite membranes for selective cholesterol recognition from intestinal mimicking solution
Odabaşı, Mehmet; Uzun, Lokman; Baydemir, Gözde; Aksoy, Neşe Hayat; Acet, Ömür; Erdönmez, Demet (Elsevier, 2018)Molecularly imprinted polymers which have been extensively investigated as selective adsorbents were constructed using a template molecule during the polymerization to gain template-specific cavities. In this study, we ... -
Co-evaluation of interaction parameters of genomic and plasmid DNA for a new chromatographic medium
Önal, Burcu; Acet, Ömür; Sanz, Raúl; Sanz-Pérez, Eloy S.; Erdönmez, Demet; Odabaşı, Mehmet (Elsevier B.V., 2019)Preparation of new sorbents specific to DNA has a great significance in many biomedical fields. This study reports a new sorbent with high surface area and porosity to immobilize nucleic acids having both high molecular ... -
Comparative study of ASNase immobilization on tannic acid-modified magnetic Fe3O4/SBA-15 nanoparticles to enhance stability and reusability
Noma, Samir Abbas Ali; Ulu, Ahmet; Acet, Ömür; Sanz, Raúl; Sanz-Pérez, Eloy S.; Odabaşı, Mehmet; Ateş, Burhan (Royal Society of Chemistry, 2020)In this work, l-asparaginase was immobilized on tannic acid-modified magnetic mesoporous particles. In brief, Fe3O4/SBA-15/tannic acid magnetic particles were synthesized, and their structures and morphologies were fully ... -
Cu2+ takılı O-karboksimetil kitosan Schiff bazı kompleksleri gömülü kompozit membranların hazırlanması ve protein adsorpsiyon davranışlarının incelenmesi
Acet, Ömür (Aksaray Üniversitesi Fen Bilimleri Enstitüsü, 2015)Bu çalışma kapsamında, lizozimin etkin bir şekilde ayrılması için afinite kromatografisi yöntemleri arasında, son yıllarda yoğun bir uygulama alanı bulan, İmmobilize Metal Afinite Kromatografisi (İMAK) kullanılmıştır. Bu ... -
Detection of N-hexanoyl-L-homoserine lactone via MIP-based QCM sensor: preparation and characterization
Acet, Ömür; Odabaşı, Mehmet (Springer Science and Business Media Deutschland GmbH, 2023)While high living organisms use sounds and words to communicate with each other, bacteria provide this function with some communication molecules. These communication molecules are expressed as “Quorum Sensing” (QS) or ... -
Determination of some adsorption and kinetic parameters of alpha-amylase onto Cu+2-PHEMA beads embedded column
Acet, Ömür; Aksoy, Neşe Hayat; Erdönmez, Demet; Odabaşı, Mehmet (Taylor & Francis Ltd, 2018)In order to investigate the biocatalytic properties of alpha-amylase on a composite cryogel matrix with immobilized metal affinity chromatography, Cu+2-attached poly(2-hydroxyethyl methacrylate) (Cu+2-PHEMA) beads, (2 mu ... -
Differences between Cu- and Fe–Cu nanoflowers in their interactions with fluorescent probes ANS and Fura-2 and proteins albumin and thrombin
Halets‑BuiIn, Inessa; Dzmitruk, Volha; Abashkin, Viktar; Loznikova, Svetlana; Acet, Ömür; Önal, Burcu; Özdemir, Nalan; Bryszewska, Maria; Odabaşı, Mehmet; Shcharbin, Dzmitry (Springer Science and Business Media Deutschland GmbH, 2022)Among nanomaterials, we can now distinguish a special class called nanoflowers (NFs). These new nanostructures have aroused the interest of scientists due to the topographic features of nanolayers, the special location ... -
Efficient adsorption of hemoglobin from aqueous solutions by hybrid monolithic cryogel column
Yılmaz Baran, Nuray; Acet, Ömür; Odabaşı, Mehmet (Elsevier Science Bv, 2017)In this study, a supermacroporous poly(2-hydroxyethyl methacrylate) (PHEMA)-based Cu2+-attached bentonite particles embedded hybrid monolithic cryogel (Cu2+-ABPs EHMC) was prepared by radical cryo-copolymerization of HEMA ... -
First protein affinity application of Cu2+-bound pure inorganic nanoflowers
Önal, Burcu; Acet, Ömür; Dzmitruk, Volha; Halets-Bui, Inessa; Shcharbin, Dzmitry; Özdemir, Nalan; Odabaşı, Mehmet (Springer, 2022)Today, a new kind of materials is introduced to separation media day by day to increase the efficiency of the separation processes, and multiple-petalled nanostructured materials are one of them. In this study, new pure ... -
Hybrid metal-organic nanoflowers and their application in biotechnology and medicine
Shcharbin, Dzmitry; Halets-Buis, Inessa; Abashkin, Viktar; Dzmitruk, Volha; Loznikova, Svetlana; Acet, Ömür; Odabaşı, Mehmet (Elsevier, 2019)Nanoflowers - new nanostructures - have aroused the interest of scientists due to the topographic features of nanolayers, the special location of which allows a higher surface-to-volume ratio compared to classic spherical ... -
IMAC application of extracellular polymeric substances doped composite membranes for α-amylase immobilization and kinetic studies
Bani, Nurullah; İnanan, Tülden; Acet, Ömür; Odabaşı, Mehmet (Elsevier B.V., 2024)Immobilized metal affinity chromatography (IMAC), extensively utilized technique in affinity chromatography, has proven to be highly effective in purifying α-amylase, a crucial enzyme in industrial applications. Here, Poly ... -
Immobilization of Alpha-Amylase onto Ni2+ Attached Carbon Felt: Investigation of Kinetic Parameters from Potato Wastewater
Acet, Ömür; İnanan, Tülden; Koç, Eda Öndül; Sert, Buse; Önal Acet, Burcu; Odabaşı, Mehmet; Ocakoğlu, Kasım; Dizge, Nadir (John Wiley and Sons Inc, 2023)α-amylase is an important enzyme for textile, food, paper, and the pharmaceutical industrial areas. In this study, Ni2+ attached carbon felt structures with nitrogen active site (Ni2+-N-ACF) are produced. The surface ... -
Inhibition of bacterial adhesion by epigallocatechin gallate attached polymeric membranes
Acet, Ömür; Dikici, Emrah; Önal Acet, Burcu; Odabaşı, Mehmet; Mijakovic, Ivan; Pandit, Santosh (Elsevier, 2023)Microbial adhesion and formation of biofilms cause a serious problem in several areas including but not limited to food spoilage, industrial corrosion and nosocomial infections. These microbial biofilms pose a serious ... -
Innovative approach against cancer: Thymoquinone-loaded PHEMA-based magnetic nanoparticles and their effects on MCF-7 breast cancer
Yıldırım, Metin; Acet, Ömür; Önal Acet, Burcu; Karakoç, Veyis; Odabaşı, Mehmet (Elsevier B.V., 2024)Breast cancer is most common cancer among women in the World. Thymoquinone (TQ) exhibits a wide range of biological activities such as anticancer, antidiabetic, antimicrobial, analgesic, antioxidant, and anti-inflammatory ... -
L-asparaginase immobilized p(HEMA-GMA) cryogels: A recent study for biochemical, thermodynamic and kinetic parameters
Noma, Samir Abbas Ali; Acet, Ömür; Ulu, Ahmet; Önal, Burcu; Odabaşı, Mehmet; Ateş, Burhan (Elsevier, 2021)Cryogels have recently been attracted intense attention as suitable carriers for enzyme immobilization. Herein, L-asparaginase was selected as the model enzyme due to its application such as pharmaceutical and food. Under ... -
“Lab-on-pol” colormatic sensor platforms: Melamine detection with color change on melamine imprinted membranes
Dikici, Emrah; Önal Acet, Burcu; Acet, Ömür; Odabaşı, Mehmet (Elsevier Inc., 2023)There is an urgent need to improve a specific, equipment-free and user friendly technique for detecting melamine in food samples. Here, melamine imprinted polymeric membranes were synthesized, and tested for selectivity ... -
Molecular imprinted polymers: important advances in biochemistry, biomedical and biotechnology
Önal Acet, Burcu; İnanan, Tülden; Salieva, Kalipa; Borkoev, Bakyt; Odabaşı, Mehmet; Acet, Ömür (Springer Science and Business Media Deutschland GmbH, 2024)Molecularly imprinted polymers (MIPs) are handmade receptors that mimic the binding of natural antibodies. In other words, MIPs can selectively bind to the target molecule and qualify as bio-inspired synthetic materials. ...
