Browsing M.S. Theses by Issue Date

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  • Studies on the genes controlling glucose signaling in yeast 
    Şanoviç, Aylin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This project was aimed to study the phosphorylation or dephosphorylation of the proteins involved in glucose sensing, signal transduction and glucose repression pathways by transcription of genes encoding these proteins. ...
  • The use of different statistical tools in the identification of perturbation-responsive transcription factors in yeast 
    Çınar, Nil. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    S. cerevisiae transcription data, obtained under environmental perturbations, such as 16 different macronutrient (carbon, nitrogen, phosphorus and sulfur) limitation regimes in both aerobic and anaerobic conditions, and ...
  • Selective CO oxidation over monolithic Au/Al2O3 promoted by metal oxides 
    Özdemir, Seval. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The objective of this study was to investigate the preparation methods of cordierite monolithic Au/MgO/Al2O3 catalysts for selective carbon monoxide oxidation in a hydrogen rich environment. In this comparative study, the ...
  • Investigation of noncanonical Wnt signaling network in C. elegans 
    Alazi, Feras. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Wnt proteins, a well conserved family of signalling molecules, initiate signalling mechanisms that play important roles in embryonic development of animals. Wnt proteins activate three distinct signalling pathways. ...
  • An experimental study on CO2 and butane adsorption on activated carbon 
    Oğur, Görkem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The aim of this study is to investigate the effect of textural and surface chemical properties of activated carbon (AC) samples on their CO2 and butane adsorption capacities and adsorption behavior. In the first part of ...
  • Drug target identification in sphingolipid metabolisim against G. lamblia 
    Yavuztürk, Fatma Banu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Sphingolipids are essential cell compounds, mostly found in membranes and participated in cell events such as cell signaling, proliferation and apoptosis. Sphingolipid biosynthesis pathways have recently been highlighted ...
  • Comperative study of low temperature water gas shift reaction over partıculate and monolithic catalysts 
    Tuna, Sevinç. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Low temperature water gas shift (LTWGS) performance of supported Pt-ceria catalysts was investigated over particulate and monolithic structures using both pure and mixed realistic feed compositions in the 225-300oC range. ...
  • Construction and testing of a bench- scale reactor system for autothermal reforming of methane 
    Öztürk, İlker. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The major aim of this study was the construction and testing of a bench-scale reactor system suitable for studying the steam reforming (SR) and auto-thermal reforming (ATR) of methane to produce clean hydrogen with high ...
  • Prediction of allosteric key residues and their role in protein folding 
    Ekesan, Şölen. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Allostery, an aspect of protein dynamics, is crucial in regulation of protein activity. It is believed that allostery is maintained through communication pathways of key residues residing within distant allosteric sites. ...
  • Low temperature water gas shift reaction over promoted Pt-based catalysts 
    Akpınar, Fatma. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The aim of this study was to investigate the effects of various second promoters on Pt- Co/Al2O3 and Pt-Ce/Al2O3 catalysts for water gas shift reaction. For this purpose, seven metal oxides were used as the second promoters. ...
  • Effectsof rapamycin and caffeine on TOR signaling pathway in Saccharomyces cerevisiae 
    Kuzu, Güray. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The aim of this study is to understand the effect of caffeine and rapamycin on the growth of yeast cells and identify flux changes in the presence of these chemicals in yeast. The repression effect of different concentrations ...
  • Modeling of catalytic plate reactors for fuel processor seystems 
    Kırçın, Rafet Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The mathematical model of a catalytic plate reactor (CPR) in which hydrogen is produced by two different reaction pairs, namely, exothermic methane total oxidation coupled with either ethanol steam reforming or ethane ...
  • Reconstruction of cardiomyocyte energy metabolism and investigation of the healthy and disease cases by metabolic engineering techniques 
    Filiz, Çiğdem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    In the present study, a reaction network of the cardiomyocyte energy metabolism is reconstructed by extensive literature survey and using the information obtained from the online databases of Kyoto Encyclopedia of Genes ...
  • A parametric study of selective CO oxidation using particulate and monolithic Pt-Co-CeO2 catalysts 
    Dikman, Funda. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The objective of this thesis was to conduct a parametric study of selective CO oxidation using particulate and monolithic Pt-Co-CeO2 catalyst supported on alumina. In this comparative study, the monolithic catalysts were ...
  • Bistability analysis of an apoptosis model in the presence of nitric oxide 
    Şen, Sercan Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Apoptosis, or programmed cell death, is a normal component of the development and healthy functioning of multicellular organisms. In apoptosis, cells die in response to a variety of stimuli in controlled and regulated ways. ...
  • Study of protein-protein interfaces using Gaussian network model 
    Soner, Seren. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The interface type of the proteins are useful in determining the functioning mechanism of proteins. The interface type may either be obligatory, non-obligatory or crystal (non biological). Previous studies have tried to ...
  • Investigation of beta-lactamase ligand binding in vivo and in silico 
    Kanlıkılıçer, Pınar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    β-lactam antibiotics are the most commonly used antibiotics due to their high effectiveness, low cost, ease of delivery and minimal side effects. Bacteria have acquired resistance to these antibiotics. One of the mechanisms ...
  • Study of low temperature water gas shift reaction on promoted Au/Al2O3 catalysts 
    Güneş, Hacer. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The goal of this research was to test the activity of the promoted Au/Al2O3 catalyst for the low temperature water gas shift (LT-WGS) reaction. First, a series of 1.25 wt.% Au/MOx/γ-Al2O3 (M= Ce, Mg, Fe, Mn, Co, Ni) catalysts ...
  • Modeling of methane autothermal reforming in a cylindrical Pt-Ni washcoated reactor 
    Kurdoğlu, Beyza. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The catalytic indirect partial oxidation (combined total oxidation and steam reforming) reactor for the conversion of methane to hydrogen for fuel cell applications is investigated using computer–based modeling techniques ...
  • Kinetic study of selective CO oxdidation on Au/ Al2O3 catalyst 
    Demir, Mehtap. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Kinetic study of selective CO oxidation was performed over Au/Al2O3 catalyst prepared using homogeneous deposition-precipitation method. First, the alternative models proposed for the similar catalytic systems in the ...

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