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Sonraki Sayfa

Lanaset Red G'nin Ceviz (Juglans regia L.) Kabuğu İle Arıtımı

Birecikligil, Mehmet Suat (2009)

Bu çalışmada; Lanaset Red (LR) G boyasının ceviz (Juglans regia L.) kabuğu ile adsorpsiyonunda adsorbent parçacık büyüklüğü, adsorbent miktarı, başlangıç pH rejimi, boya konsantrasyonu ve etkileşim zamanının etkileri ...
Egg white hybrid nanoflower (EW-hNF) with biomimetic polyphenol oxidase reactivity: Synthesis, characterization and potential use in decolorization of synthetic dyes

Altinkaynak, Cevahir; Kocazorbaz, Ebru; Özdemir, Nalan; Zihnioğlu, Figen (Elsevier, 2018)

In this study, for the first time, we described organic–inorganic hybrid nanoflowers using crude egg white as the organic component and copper (II) ions as the inorganic component under the mild conditions. The synthesized ...
Synthesis of organic-inorganic hybrid nanoflowers using Trigonella foenum-graecum seed extract and investigation of their anti-microbial activity

Altinkaynak, Cevahir; Baldemir, Ayşe; Özdemir, Nalan; Yılmaz, Vedat; Öçsoy, İsmail (Batı Akdeniz Tarımsal Araştırma Enstitüsü, 2019)

Herein we report a green method for the synthesis of organic-inorganic hybrid nanoflowers using a Trigonella foenum-graecum L. (TF) (Fenugreek seeds) extracts as an organic part and copper ions acting as an inorganic part. ...
Marjanus Chatzaki, 2018 and Marjanus platnicki (Zhang, Song Zhu, 2001) (Araneae: Gnaphosidae) are new records for Turkish Spider Fauna

Ok, Durmuş (2019)

The gnaphosid spider species, Marjanus platnicki (Zhang, Song & Zhu, 2001) is recorded for the first time from Turkey. Its general habitus and genitalia are illustrated. Description and collecting data of this species ...
Determination of the acute toxic effects of zinc oxide nanoparticles (ZnO NPs) in total hemocytes counts of Galleria mellonella (Lepidoptera: Pyralidae) with two different methods

Eskin, Ata; Şahlan, Öztürk; Körükçü, Murat (Springer, 2019-07-17)

Zinc oxide nanoparticles (ZnO NPs) are now commonly used in many consumer products (detergents, antibacterial products, protective creams). The aim of the study is to determine the ecotoxicological effects of ZnO NPs on ...
Batman barajı’nda (Türkiye) yaşayan chondrostoma regium’un (heckel, 1843) bazı dokularında ağır metallerin mevsimsel değişimi

Kaçar, Emel; Akın Kardede, Hülya (Journal of the Institute of Science and Technology, 2019-07-26)

In this study, it was aimed to investigate seasonal changes in levels of Chromium (Cr), Manganese (Mn), Iron (Fe), Cobalt (Co), Nickel (Ni), Copper (Cu), Zinc (Zn), Cadmium (Cd) and Lead (Pb) in liver, gill and muscle ...
Hybrid Nanoflowers Bearing Tetraphenylporphyrin (TPP) Assembled on Copper (II) or Cobalt (II) Inorganic Material: An Green-Efficient Catalyst for Hydrogenation of Nitrobenzenes in Water

Dayan, Serkan; Altinkaynak, Cevahir; Doğan, Şengül Dilem; Kayacı, Nilgün; Özdemir, Nalan (Wiley online Library, 2020)

Simple fabrication of organic–inorganic hybrid nanoflowers (TPP@CuhNfs and TPP@CohNfs) was achieved with tetraphenylporphyrin (TPP) as organic counterpart and Cu2+ or Co2+ ions as inorganic materials via a green route, ...
ELISA Sisteminde Protein-İnorganik Hibrit Konjugatın Kullanılabilirliği

Ekremoğlu, Murat; Altinkaynak, Cevahir (Eskişehir Teknik Üniversitesi, 2020)

In the Enzyme-linked immunosorbent assay method (ELISA), it is important to increase the immobilization efficiency of the functional molecules on the microplate and increase the signal-to-noise ratio in order to detect the ...
Fluorescent Copper Phosphate Nanoflowers: A Novel Toxicity Investigation Study Based On Tenebrio molitor Linnaeus, 1758 (Coleoptera: Tenebrionidae) Larvae

Eskin, Ata; Altinkaynak, Cevahir; Türk, Merve; Özdemir, Nalan (Bitlis Eren Üniversitesi, 2020)

Organic-inorganic hybrid nanoflowers with commercialization potential are the novel materials and are widely used in many experimental applications, recently. However their potential toxicity values of these nanoflowers ...
A new approach for green synthesis and characterization of Artemisia L. (Asteraceae) genotype extracts-Cu2 nanocomplexes (nanoflower) and their effective antimicrobial activity

Baldemir Kılıç, Ayşe; Altinkaynak, Cevahir; Ildız, Nilay; Özdemir, Nalan; Yılmaz, Vedat; Öçsoy, İsmail (Turaz Akademi, 2020)

In this study, we have demonstrated the fabrication of novel organic-inorganic nanobio-antimicrobial agents called “nanoflowers” (NFs) and elucidate the increase in the antimicrobial activity of NFs. This is the first ...
Kudret Narı (Momordica charantia Descourt.) Meyvesinden Saflaştırılan Peroksidaz Enzimi Kullanılarak Hibrit Nano Çiçekler Sentezlenmesi ve Direct Blue 1 Gideriminde Kullanılabilirlikleri

Altinkaynak, Cevahir; Baldemir Kılıç, Ayşe; Özdemir, Nalan; Yılmaz, Vedat; Öçsoy, İsmail (Bitlis Eren Üniversitesi, 2020)

Peroxidase enzymes are purified from different plant sources are used efficiently for the removal of dyes in industrial wastes. The fruit of bitter gourd (Momordica charantia), an inexpensive and easily accessible vegetable, ...
Evaluation of organic-inorganic hybrid nanoflower's enzymatic activity in the presence of different metal ions and organic solvents

Altinkaynak, Cevahir; Gulmez, Canan; Atakisi, Onur; Özdemir, Nalan (Elsevier, 2020)

In the present study, lipase-inorganic hybrid nanoflowers (L-hNFs) have indicated to possess several novel char- acteristics that are significant in terms of industrial worth. In detail, we reported the production of lipase- ...
Accumulationoftraceelementsinmuscle,gillandliveroffishspecies (CapoetaumblaandLuciobarbusmystaceus)intheTigrisRiver(Turkey),and healthriskassessment

Varol, Mehmet; Kaçar, Emel; Karadede, Akın (EnvironmentalResearch, 2020-04-20)

Two fish species (Capoeta umbla and Luciobarbus mystaceus) were collected from the Tigris River (Turkey), and tissues (gill, muscle and liver) of fish samples were analyzed for Cd, As, Mn, Cr, Cu, Co and Ni using ...
Fluorescent copper phosphate nanoflowers: A novel toxicity investigation study based on tenebrio molitor linnaeus, 1758 (coleoptera: tenebrionidae) larvae

Eskin, Ata; Altınkaynak, Cevahir; Türk, Merve; Özdemir, Nalan (Bitlis Eren Üniversitesi, 2020-07-14)

Organic-inorganic hybrid nanoflowers with commercialization potential are the novel materials and are widely used in many experimental applications, recently. However their potential toxicity values of these nanoflowers ...
Mıcarıa ve Nomısıa (Araneae: Gnaphosıdae) Cinsi Yer Örümceklerinin Seta Morfolojilerinin Karşılaştırılması

Ok, Durmuş (2020-11-14)

Örümceklerin vücutlarının dış kısmı seta adını verdiğimiz kıl benzeri yapılarla kaplıdır. Yer örümceklerinde bu yapıların cins düzeyinde farklılıklar gösterdiği bilinmektedir. Bu çalışmada, Erciyes Dağından toplanmış olan ...
Hemoglobin-metal2+ phosphate nanoflowers with enhanced peroxidase-like activities and their performance in visual detection of hydrogen peroxide

Altinkaynak, Cevahir (The Royal Society of Chemistry, 2021)

Hemoglobin (Hgb)–metal 2+ 2+ 2+ phosphate nanoflowers (Hgb–X -Nfs) were synthesized using Co 2+ , Zn , 2+ 2+ Ca , and Fe separately as inorganic components, to generate a visual hydrogen peroxide (H2O2) biosensor for ...
Effects of the copper oxide nanoparticles (CuO NPs) on Galleria mellonella hemocytes

Eskin, Ata; Bozdoğan, Hakan (Taylor & Francis, 2021-03-03)

In this study, 38 nm-sized and flake-like-shaped CuO NPs (10, 50, 100, 150 μg/10 µl/larva) were force-fed to fourth instar (100 ± 20 mg) Galleria mellonella (Lepidoptera: Pyralidae) larvae under the laboratory conditions. ...
Effects of organic‑inorganic hybrid nanoflowers’ framework on hemocytes and enzymatic responses of the model organism, Galleria mellonella (Lepidoptera: Pyralidae)

Eskin, Ata; Ekremoğlu, Murat; Altınkaynak, Cevahir; Özdemir, Nalan (Springer, 2021-06-09)

Organic–inorganic hybrid nanofowers have gained considerable attention over the last years due to their morphologies, enhanced enzymatic activities, and relatively high stability. The framework of these hybrid nanostructures ...
Evaluating the activity and stability of sonochemically produced hemoglobin-copper hybrid nanoflowers against some metallic ions, organic solvents, and inhibitors

Altinkaynak, Cevahir (Elsevier, 2021-06-30)

The disadvantage of the conventional protein-inorganic hybrid nanoflower production method is the long incubation period of the synthesis method. This period is not suitable for practical industrial use. Herein, protein-inorganic ...
The effects of magnetic iron oxide nanoparticles (Fe3O4) on some biological aspects of galleria mellonella l. (lepidoptera: pyralidae)

Eskin, Ayşe Nazan; Öztürk, Şahlan; Eskin, Ata (Celal Bayar Üniversitesi, 2021-09-27)

In this study, 18-38 nm-sized and spherical-shaped nanopowder Fe3O4 NPs concentrations (0.4, 2, 10, 50, 250 µg/10 µl) was force-fed to sixth instar (180 ± 20 mg) Galleria mellonella (Lepidoptera: Pyralidae) Larvae under ...