Yazar "Demir, Nazan" için listeleme
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Agrobacterium radiobacter'den Pektin Liyaz Enziminin Üretilmesi, Saflaştırılması, Karakterize Edilip Meyve Suyu Üretiminde Kullanılması
Ekstraselüler pektin liyaz enzimi (EC 4.2.2.10) Agrobacterium radiobacter'den katı ortam fermantasyonu ile üretilmiş ve DEAE-selüloz iyon değişim kromatografisi kullanılarak 21 kat saflaştırılıp karakterize edilmiştir. ... -
An, In Vitro, Study of some Pesticides on the Activity of Human Serum Paraoxonase (PON1)
Demir, Nazan; Nadaroglu, Hayrunnisa; Demir, Yasar; Gungor, Azize Alayli (Yarmouk Univ, Deanship Research & Graduate Studies, 2011)Paraoxonase-1 (PON1) is a high density lipoprotein (HDL)-associated enzyme capable of hydrolyzing diverse substrates from organophosphate (OP) toxins to oxidized phospholipids. In this study, the effects of dichlorvos, ... -
Cysteine Protease from Primrose (Primula vulgaris)
Demir, Yasar; Demir, Nazan; Kaya, Elife; Aydin, Bahar (Asian Journal of Chemistry, 2012)Proteases are enzymes that perform important functions in organisms and are used for a variety of objectives in vitro. In recent years, proteases have been used for clinical, pharmaceutical (alimentary digestion, ... -
Dissolution of dolomite and magnesite by catalysis of carbonic anhydrase and apocarbonic anhydrase
Demir, Nazan; Nadaroglu, Hayrunnisa; Demir, Yasar; Karaca, Semra (Sila Science, 2012)In this paper, dolomite (CaMg(CO3)(2)) and magnesite (MgCO3) were dissolved by using carbonic anhydrase and apocarbonic anhydrase. For this purpose, bovine carbonic anhydrase was purified from bovine erythrocyte hemolysate ... -
Effects of some hormones on enzyme activities of carbonic anhydrase from brain in vitro
Ergün, Fatma; Demir, Nazan (Chemical Publishing Co., 2017)Hormones are 3 classes as steroid hormones, peptide and proteohormones and derived hormones from amino acids. The influence of PTH, E2, T3, T4, TSH and cortizole hormones has been investigated on bovine brain carbonic ... -
Evaluation of the efficacy in cosmetic products safety: Comparison with biochemical substrates
Demir, Yaşar; Uçkaya, Meryem; Demir, Nazan (Academic Press Inc Elsevier Science, 2019)Chemicals used in cosmetics must interact with the enzymes for their consumption after entering our bodies. The area at which the interaction realizes on the enzyme is known as the active center. This center is three ... -
Evaluation of the efficiency and safety in cosmetic products
Uckaya, Meryem; Uckaya, Fatih; Demir, Nazan; Demir, Yasar (Elsevier Science Bv, 2016)Chemicals used in cosmetics have to interact with enzymes for beneficial or destroy purpose after they enter in our body. Active sections of enzymes that catalyze reactions have three dimensions and they are active optically. ... -
Experimental study on the nickel (II) removal from aqueous solutions using silica fume with/without apocarbonic anhydrase
Kalkan, Ekrem; Nadaroglu, Hayrunnisa; Demir, Nazan (Desalination Publ, 2012)The silica fume is a fine-grain, thin and very high surface area silica. Although the silica fume is a waste material of industrial applications, it has become the most valuable by-product among the pozzolanic materials ... -
Expression of Cytosolic and Non-Cytosolic Carbonic Anhydrase Enzymes from Bovine Large Intestine
Ergün, Fatma; Demir, Nazan (Chemical Publishing Co., 2017)Carbonic anhydrase is an enzyme that takes responsibility in inhalation function but, until today, carbonic anhydrase is not examined if it is present in the bovine large intestine or not. The enzyme carbonic anhydrase was ... -
Expression of Cytosolic and Noncytosolic Carbonic Anhydrase Enzymes from Bovine Brain Membrane
Demir, Nazan; Demir, Yasar; Coskun, Fatma; Tasgin, Esen (Asian Journal of Chemistry, 2012)Carbonic anhydrase is an enzyme that takes responsibility in inhalation function but, until today, carbonic anhydrase is not examined if it is present in the bovine brain membrane or not. The enzyme carbonic anhydrase was ... -
Identification of Cytosolic and Noncytosolic Carbonic Anhydrases in Brain
Ergün, Fatma; Demir, Nazan (Springer International Publishing Ag, 2018)Carbonic anhydrase is an enzyme found in many mammalian tissues, but it has not previously been determined whether it is present in the bovine brain. In this work, carbonic anhydrase was purified and characterized according ... -
Immobilization of Purified Pectin Lyase from Pseudomonas putida onto Magnetic Lily Flowers (Lilium candidum L.) Nanoparticles and Applicability in Industrial Processes
Taşgın, Esen; Nadaroğlu, Hayrunnisa; Babagil, Aynur; Demir, Nazan (Mdpi, 2020)Pectinases are an important class of enzymes distributed in many higher plants and microorganisms. One of these enzymes is pectin lyase which has an important role in industrial applications such as clarification of fruit ... -
Investigation of Bioactive Chemicals of Passion Flower (Passiflora incarnata L.)
Dülger, Dilek; Ergün, Fatma; Demir, Nazan (2018)In this study, a research was conducted to determine the protease enzyme activity and the volatile organic compounds of passion flower (P. incarnata L.) to determine the usability of the plant in the pharmaceutical sector. ... -
Investigation of Some Bioactivities and Odor Components of Jasminum officinale Linn. (Oleaceae): A Valuable Tool for Cosmetic Product Design
Demir, Nazan; Dalgıç, Sedef; Kaplan, Alevcan (ABADER (Adıyaman Bilimsel Arastırmalar Dernegi), 2022)In this study, researches were carried out on the protease enzyme activity of Jasminum officinale Linn. flower which grows naturally in Muğla and its surroundings. In addition, fragrance components in the content of jasmine ... -
Production of pectin lyase from Geobacillus pallidus p26, purification, characterization and fruit juice application
Celik, Safinur Yildirim; Demir, Nazan; Demir, Yasar; Adiguzel, Ahmet; Gulluce, Medine (De Gruyter Poland Sp Zoo, 2014)A bacterial strain was isolated from Pasinler hot spring, Erzurum, Turkey. The purified thermophilic isolate was identified as Geobacillus pallidus P26 and used to produce extracellular pectin lyase (EC 4.2.2.10). Pectin ... -
Purification and characterization of a novel serine protease compositain from compositae ( L.)
Nadaroglu, Hayrunnisa; Demir, Nazan (Springer, 2012)In this research, a protease from the compositae ( L.) was extracted and purified through (NH4)(2)SO4 precipitation, CM-Sephadex and Sephacryl S200. At the end of purification by gel filtration on a Sephacryl S-200 column, ... -
Purification and characterization of an alkaline pectin lyase produced by a newly isolated Brevibacillus borstelensis (P35) and its applications in fruit juice and oil extraction
Demir, Nazan; Nadaroğlu, Hayrunnisa; Demir, Yaşar; Işık, Ceyhun; Taşkın, Esen; Adıgüzel, Ahmet; Güllüce, Medine (Springer, 2014)An alkaline pectin lyase (PNL) (EC 4.2.2.10) secreted by Brevibacillus borstelensis P35 (GenBank Number: FJ417406) was purified using ammonium sulfate fractionation, anion exchange chromatography on DEAE-cellulose and gel ... -
Purification and Characterization of Laccase from Thermophilic Anoxybacillus Gonensis P39 and its Application of Removal Textile Dyes
Yanmış, Derya; Adıgüzel, Ahmet; Nadaroğlu, Hayrünnisa; Güllüce, Medine; Demir, Nazan (Ars Docendi, 2016)Textile dyes which are extensively used have important incomes commercially however they cause health and environmental problems. In this study, Anoxybacillus gonensis P39 (Gen Bank No: FJ808725) isolated from Erzurum-Ilica ... -
Serum Alkalen Fosfataz ve Asit Fosfataz Enzimlerinin Aktivileri Üzerine Lizinoprilin In-Vitro Etkisi
Hipertansiyon, çoğu yaşlı insanın mustarip olduğu bir hastalıktır. Yüksek tansiyonu olan insanlar genellikle hayatları boyunca sağlıklı bir yaşam sürdürebilmek için kan basıncını düşüren ilaçları kullanmak zorundadırlar. ... -
Using Digital Technology-Generated Dynamic Visualization in Science Education - Perceptions of Pre-Service Science Teachers
Kahraman, Sakıp; Demir, Yaşar; Demir, Nazan (2015)Bu çalışmanın amacı, atmosfer ile ilgili çevre problemleri (küresel ısınma, asit yağmurları ve ozon tabakası delinmesi) ve bu problemlerin çözümünde kritik bir role sahip olan yenilenebilir enerji kaynaklarının öğretimi ...
