Uluslararası Bildiriler

 Ulusal Makaleler           Uluslararası Makaleler 
 Ulusal Bildiriler

99) Cansu Ulker and Yuksel Guvenilir, “Enzymatic Ring Opening Polymerization and Characterization of Biodegradable Ω-Pentadecalactone-co-e-caprolactone Copolymers”, BIOPOL 2017, September 11-13, 2017, Mons, Belgium. (Poster Presentation, Best Poster Award)

98) Zeynep Gok, Yuksel Guvenilir, “Synthesis of Polyvalerolactone via Enzymatic Ring Opening Polymerization”, BIOPOL 2017, September 11-13, 2017, Mons, Belgium. (Poster Presentation)

97) Yasemin Kaptan, Suha Akan, Yuksel Guvenilir, “Enzymatic Synthesis of Polycaprolactone: Effect of Immobilization Mechanism of Calb on Polycaprolactone Synthesis”, BIOPOL 2017, September 11-13, 2017, Mons, Belgium. (Poster Presentation)

96) Dilara Saclıgil, Cansu Ulker, Yuksel Guvenilir, “Immobilization of Candida Antarctica Lipase B (Calb) on Trimethoxysilylpropylethylene Diamine (Tmsp) Modified Rice Husk Ash”, BIOPOL 2017, September 11-13, 2017, Mons, Belgium. (Poster Presentation)

95) Ayşenur Gül, Cansu Ülker, Yasemin Kaptan, Yüksel Avcıbaşı Güvenilir, “Biopolymer Films Reinforced With Mwcnts for Tissue Engineering Applications”, BIOPOL 2017, September 11-13, 2017, Mons, Belgium. (Poster Presentation)

94)  I.S.Akgun, I.Zerey, E. Ulu, Y.Kaptan, Y. Guvenilir, “Stability parameters of immobilized Candida antarctica Lipase B onto glycidyloxypropyltrimethoxysilane (3-GPTMS) functionalized Rice Husk Ash via Adsorption”, BioCat2016, August 29-September 1, Hamburg, Germany

93) Ece Ulu, Yasemin Kaptan, Yuksel Avcıbası Guvenilir, “Polymerization of ε-caprolactone by an Enzymatic Catalyst Candida antarctica Lipase B (CALB) Immobilized on a Modified Silica-based Material by Physical Adsorption”, BioCat2016, August 29-September 1, Hamburg, Germany

92) Yasemin Kaptan, Ece Ulu, Yuksel Avcıbası Guvenilir, “Modified rice husk ash (RHA) as a support material for immobilization of Candida antarctica lipase B”, BioCat2016, August 29-September 1, Hamburg, Germany

91) Nurefsan Gökalp, Cansu Ulker, Yuksel Avcıbası Guvenilir, “Chemical Modification and Optimum Immobilization of Candida antarctica Lipase B on Precipitated Silica by Silanization and Crosslinking Method”, BioCat2016, August 29-September 1, Hamburg, Germany

90) Cansu Ulker, Nurefsan Gökalp, Yuksel Avcıbası Guvenilir,“New approach to the immobilization of Candida antarctica Lipase B onto 3-aminopropyltriethoxysilane (3-APTES) functionalized Rice Husk Ash via Cross-linking“, BioCat2016, August 29-September 1, Hamburg, Germany

89) Yasemin Kaptan, Ece Ulu, Yuksel Avcıbası Guvenilir, “Immobilization of Lipase Enzyme onto GPTMS-silanized Rice Husk Ash”, ProStab2016, May 9-11, İstanbul, Turkey

88) Ece Ulu, Yasemin Kaptan, Yuksel Avcıbası Guvenilir, “Ring opening polymerization of ε-caprolactone by an enzymatic catalyst Candida antarctica lipase B (CALB) immobilized on a modified silica-based material”, ProStab2016, May 9-11, İstanbul, Turkey

87) Cansu Ulker, Nurefsan Gökalp, Yuksel Avcıbası Guvenilir, “Stability of Candida antarctica Lipase B Immobilized onto Different Support Materials via Cross-linking”, ProStab2016, May 9-11, Istanbul, Turkey

86) Nurefsan Gökalp, Cansu Ulker, Yuksel Avcıbası Guvenilir, “Enhancing the Properties of Candida antarctica Lipase B by Immobilization on Precipitated Silica modified with 3-Aminopropyltriethoxysilane (APTES)”,ECB2016, July 2-7, Karakov, Poland

85) Cansu Ulker, Nurefsan Gökalp, Yuksel Avcıbası Guvenilir, “Immobilization of Candida antarctica Lipase B onto Surface-Modified Rice Husk Ash via Physical Adsorption”, ECB2016, July 2-7, Karakov, Poland

84) Ugur Kaya, Aysen Onen, Yuksel Avcıbası Guvenilir, “ Enzymatically Synthesized Polycaprolactone Based Macrophotoinitiator” BIOPOL 2015, October 6-9, 2015 Donostia-San Sebastian, Spain. (Poster Presentation)

83) Erhan Özsagıroğlu, Yuksel Avcibasi Guvenilir, “Encapsulation and controlled release of L-ascorbic acid via biocomposites”, BIOPOL 2015, October 6-9, 2015 Donostia-San Sebastian, Spain. (Poster Presentation)

82) Erhan Özsagıroğlu, Yuksel Avcibasi Guvenilir, “Preparation of polycaprolactone-polyethylene glycol-sodium alginate composites using spray dryer “BIOPOL 2015, October 6-9, 2015 Donostia-San Sebastian, Spain. (Poster Presentation)

81) Erhan Ozsagiroglu, Yuksel Avcibasi Guvenilir. “Preparation of Polycaprolactone-Polyethylene Glycol-Casein Bioblends using Spray Dryer”, ESB-2015, Poland (Poster Presentation).

80) Erhan Ozsagiroglu, Yuksel Avcibasi Guvenilir. “Encapsulation and Controlled Release of L-Ascorbic Acid via Bioblends”, ESB-2015, Poland (Poster Presentation).

79) Uğur Kaya, Yüksel Avcıbaşı Güvenilir, “Methacrylate Initiated Poly(ε-Caprolactone) via Enzymatic Ring-Opening Polymerization”, EPF 2015, June 21-26, 2015 Dresden, Germany. (Oral Presentation)

78) Gokalp, N., Ulker, C., Saloglu, D., and Guvenilir-Avcibasi, Y., 2015. Enzymatic Ring Opening Polymerization of ɛ-Caprolactone by Using Lipases Immobilized On Rice Husk Ash and Precipitated Silica by Crosslinking Method, BIOPOL 2015, October 6-9, 2015 Donostia-San Sebastian, Spain. (Poster Presentation)

77) Ulker, C., Gokalp, N., Saloglu, D., and Guvenilir-Avcibasi, Y., 2015. A Comparative Study of Properties of Lipases Immobilized onto Different Silica-Based Materials via Physical Adsorption to Polymerize Polycaprolactone, BIOPOL 2015, October 6-9, 2015 Donostia-San Sebastian, Spain. (Poster Presentation)

76) Ulker, C., Gokalp, N., and Guvenilir-Avcibasi, Y., 2015: Poly (ε-caprolactone) Synthesis by a Novel Enzymatic Catalyst: Candida antarctica lipase (CALB L) Immobilized on a Modified Silica-Based Material by Physical Adsorption. Advanced Materials World Congress (AMWC) 2015, August 23-26, 2015 Stockholm, Sweden. (Oral Presentation)

75) Ulker, C., Gokalp, N., and Guvenilir-Avcibasi, Y., 2015: Ring Opening Polymerization of ε-caprolactone by a Novel Enzymatic Catalyst Candida antarctica Lipase (CALB L) Immobilized on a Modified Silica-Based Material by Cross-linking. EPF 2015, June 21-26, 2015 Dresden, Germany. (Oral Presentation)

74) Gokalp, N., Ulker, C., and Guvenilir-Avcibasi, Y., 2015. Immobilization of Candida antarctica Lipase onto an Amorphous Silica Support by Cross-linking Method for Ring-Opening Polymerization of ɛ-caprolactone. Advanced Materials World Congress (AMWC) 2015, August 23-26, 2015 Stockholm, Sweden. (Oral Presentation)

73) Gokalp, N., Ulker, C., and Guvenilir-Avcibasi, Y., 2015. Immobilization of Candida antarctica Lipase onto an Amorphous Silica Support by Physical Adsorption Method for Ring-Opening Polymerization of ɛ-caprolactone. EPF 2015, June 21-26, 2015 Dresden, Germany. (Poster Presentation)

72) Elif Nur Hayta, Erhan Ozsagiroglu, Yuksel Avcibasi Guvenilir, “Preparation of PCL/PEG/Chitosan Biocomposites for L-Ascorbic Acid Drug Delivery Applications” POC2014 Polymers and Organic Chemistry, 10-13 June, Timişoara, Romanya, 2014.( Poster Presentation)

71) Erhan Ozsagiroglu, Elif Nur Hayta, Yuksel Avcibasi Guvenilir, “Preparation of Biocomposites Using Spray Dryer and Their Applications in Drug Delivery Systems”, POC2014 Polymers and Organic Chemistry, 10-13 June, Timişoara, Romanya,2014 (Oral Presentation)

70) İlay Gerone, Didem Omay, Yuksel Avcibasi Guvenilir, “Gold recovery from dilute gold solution using suberin as a biosorbent”, 36th Symposium on Biotechnology for Fuels and Chemicals, 28April-1May 2014, Miami Florida,

69)  İlay Gerone, Didem Omay, Yuksel Avcibasi Guvenilir, “Gold recovery from dilute gold solution using vermiculite as a sorbent”, 36th Symposium on Biotechnology for Fuels and Chemicals, 28April-1May 2014, Miami Florida,

68) Erhan Özsağıroğlu, Ceren Öney, Emel Sancı, Yüksel Avcıbaşı Güvenilir, “Binary Immobilization of Candida Antarctica Lipase B onto chitin for polycaprolactone synthesis” , Advanced Materials World Congress; September 16-19,2013, Çeşme, İzmir.

67) Erhan Ozsagiroglu, Cansu Ulker, Saliha Meltem Kilic, Yuksel Avcibasi Guvenilir, “Comparing of Ring Opening Polymerization of E-caprolactone by Ion-Paired and Immobilized Thermomyces Lanuginosa Lipase” Advanced Materials World Congress; September 16-19,2013, Çeşme, İzmir.

66) Erhan Ozsagiroglu, Eliz Kelebek, Hilal Ustundag, Yuksel Avcibasi Guvenilir, “Reaction Kinetics for Embedded Enzymatic Degradation of Polycaprolactone Films”, Advanced Materials World Congress; September 16-19,2013, Çeşme, İzmir.

65) Erhan Ozsagiroglu, Cansu Ulker, Saliha Meltem Kilic, Yuksel Avcibasi Guvenilir, “Polycaprolactone Synthesis by a New Immobilized Enzyme Thermomyces lanuginosa lipase” EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

64) Erhan Ozsagiroglu, Cansu Ulker, Saliha Meltem Kilic, Yuksel Avcibasi Guvenilir,” A New Route to Ring Opening Polymerization of ε-Caprolactone by Ion-Paired Thermomyces Lanuginosa Lipase with Hexadecylamine”, EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

63) Erhan Ozsagiroglu, Eliz Kelebek, Hilal Ustundag, Yuksel Avcibasi Guvenilir,”Controlled Biodegradation of Polycaprolactone Films by A Novel Embedded Enzyme Thermomyces Lanuginosa Lipase “,.EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

62) Tugçe Tuglu, Erhan Ozsagiroglu, Yuksel Avcibasi,” Effect of Temperature on Copolymerization of PCL and PEG”, EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

61) Tugçe Tuglu, Erhan Ozsagiroglu, Yuksel Avcibasi,” Investigation of Reaction Parameters Effect on Molecular Weight of the PCL-PEG Copolymers”, EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

60) Ilay Gerone, Erhan Ozsagiroglu, Yuksel Avcibasi Guvenilir,” Gold recovery from dilute gold solution using chitin as a biosorbent”, EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

59) Ilay Gerone, Erhan Ozsagiroglu, Yuksel Avcibasi Guvenilir,” Gold recovery from dilute gold solution using chitosan as a biosorbent”, EPF 2013, European Polymer Congress 16-21 June 2013 Pisa, Italy.

58) Omay, D., Y. Güvenilir, Synthesis of Poly(L-lactic acid) via enzymatic ring opening polymerization by using free and immobilized lipase, POLYCHAR 20 World Froum on Advanced Materials, 26-30 Mart 2012.
57) Ezgi Bilgiç, Hazal Vural, Erhan Özsağıroğlu, Banu İyisan, Yüksel Avcıbaşı Güvenilir “Ring opening polymerization of ɛ-caprolactone by a novel enzymatic catalyst porcine liver esterase”, IUPAC World Polymer Congress (WPC 2012), 24-29 June 2012, Virginia Tech Campus, Blacksburg, VA, USA.

56) Erhan Özsağıroğlu, Banu İyisan, Yüksel Avcıbaşı Güvenilir,  “In vitro degradation kinetics of polycaprolactone films with different pH mediums”, IUPAC World Polymer Congress (WPC 2012), 24-29 June 2012, Virginia Tech Campus, Blacksburg, VA, USA.

55) D. Omay, S. Önen, Y. Güvenilir, L(+) Lactic acid fermantation from refectory wastes by Lactobacillus bulgaricus , 33th Symposium on Biotechnology for Fuels and Chemicals, 3 May 2011, Seattle, WA, USA.

54) D. Omay, Y. Güvenilir , “Synthesis of Poly (L-Lactic Acid) via Enzymatic Polymerization using Different Lipases”,  IUPAC 9 th International Conference on Advanced Polymers via Macromolecular Engineering, APME 2011, September 5-8, Cappodocia, Turkey, 2011.

53) Özsağıroğlu E., İyisan B., Güvenilir-Avcıbaşı Y.,, “Biodegradation and Characterization Studies of Different Kind of Polyurethanes with Several Enzyme Solutions” ICEST 2011, International Conference on Enzymer Science and Technology,October 31-November 04, Kuşadası, Turkey, 2011

52) D. Omay, E. Özsağıroğlu, Y. Güvenilir ‘Controlled Polymerization of Lactic Acid by Candida antarctica Lipase B”, ICEST 2011, International Conference on Enzymer Science and Technology,October 31-November 04, Kuşadası, Turkey, 2011

51) A. Akturk, Y. Guvenilir, “Enzymatic biodegradation study of hyperbranched polyester acrylate blends with aromatic and aliphatic urethane acrylates”, 1st European Congress of Applied Biotechnology, September 25-29, Berlin, Germany, 2011 (poster presentation).

50) Hale Öztürk-Düşkünkorur, Eric Pollet, Philippe Deberie, Vincent Phalip, Luc Averous, Yüksel Güvenilir, Synthesis of Biopolyester/Clay nanohybrids by lipase catalysis. 3 rd International Conference on Biodegradable and Biobased Polymers-BIOPOL 2011, August 29-31, Starsbourg, France, 2011.

49) Özsağıroğlu E., İyisan B., Güvenilir-Avcıbaşı Y., “Enzymatic degradation of different types of poly (ε-caprolactone)s by esterase, lipolase and savinase”, BIOPOL 2011 3rd. International Conference on Biodegradable and Biobased Polymers, August 29-31, Strasbourg, France,2011(poster  presentation).

48)  Özsağıroğlu E., İyisan B., Güvenilir-Avcıbaşı Y., “Synthesis and characterization by lipase-catalyzed ring-opening polymerization of poly(ε-caprolactone) with different reaction mediums”, European Polymer Congress 2011, June 26-July 1, Granada, Spain, 2011 (oral presentation).

47) İyisan B., Özsağıroğlu E., Aksoy-Deveci N., Güvenilir-Avcıbaşı Y., “Polycaprolactone synthesis via ring opening polymerization with chitosan-immobilized lipase”, 1st European Congress of Applied Biotechnology, September 25-29, Berlin, Germany, 2011 (poster presentation).
46) İyisan B., Özsağıroğlu E., Aksoy-Deveci N., Güvenilir-Avcıbaşı Y., “Chitin immobilized lipase catalyst for ring opening polymerization of ε-caprolactone”, European Polymer Congress 2011, June 26-July 1, Granada, Spain, 2011 (oral presentation).

45) D. Omay, Ç. Taşdelen, Y. Güvenilir, Enzymatic polymerization and biodegradation of Poly(l-Lactic acid), 6Th Chemical Engineering Conference for Collaborative Research in Eeastern Mediterranean Countries, 7-12 March 2010, Antalya, Türkiye.

44) Omay, D., Öztürk, H., Güvenilir, Y., "Characteristics and kinetics of poly(L-lactic acid) synthesis by polycondensation method", 18th Internatinal Congress of Chemical and Process Engineering, 24-28 August 2008, Prague, Czech Republic, 2008.

43) Omay, D., Öztürk, H., Güvenilir, Y., "Synthesis and characterization of high molecular weight poly(L-lactic acid) by lipase catalyzed ring opening polymerization methods", 18th Internatinal Congress of Chemical and Process Engineering, 24-28 August 2008, Prague, CzechRepublic2008

42) Tasdelen, C., Aktas, S., Açma, E., Güvenilir, Y., "Use of DEAE- Cellulose for Gold Adsorption", 42nd World Polymer Congress (Macro 2008), 29 June-4 July 2008, Taipei, Taiwan.

41) Omay, D., Oztürk, H., Tasdelen, C., Güvenilir, Y., "Enzymatic Degradation of Poly(L-lactic acid)", 42nd World Polymer Congress (Macro 2008), 29 June-4 July 2008, Taipei, Taiwan.

40) Omay, D., Öztürk, H., Güvenilir, Y., "Biodegradation and Characterization of Poly(L-lactic Acid in Different Medium", 8th World Biomaterial Congress, 28 May-1 June 2008, Amsterdam,Netherlands.39) Omay, D., Öztürk, H., Güvenilir, Y., "Kinetics of Poly(L-Lactic Acid) Synthesis by Polycondensation Method", 29th Symposium on Biotechnology for Fuels and Chemicals, 29 April-2 May 2007, Denver, Colorado, USA.

39) Omay, D., Öztürk, H., Güvenilir, Y., "Kinetics of Poly(L-Lactic Acid) Synthesis by Polycondensation Method", 29th Symposium on Biotechnology for Fuels and Chemicals, 29 April-2 May 2007, Denver, Colorado, USA.

38) Omay, D., Öztürk, H., Güvenilir, Y., "Kinetics of Enzymatic Ring Opening Polymerization of Poly(L-Lactic Acid)", 29th Symposium on Biotechnology for Fuels and Chemicals, 29 April-2 May 2007, Denver, Colorado, USA

37) Tasdelen, C., Omay, D., Ozturk, H., Güvenilir, Y., "Immobilization of Protease by Adsorption, Covalent & Ionic Binding Methods on Various Carriers", 7th Internatinal Conference on Protein Stabilization, 11-14 April 2007, Exeter, U.K.

36) Omay, D., Güvenilir, Y., "Poly (L-Lactic Acid) Synthesis by Polycondensation Method", First European Chemistry Congress 27-31 August 2006, Budapest, Hungary.

35) Tasdelen, C., Güvenilir, Y., "Protease Immobilization on Vermiculite by Covalent Binding via Glutaraldehyde", First European Chemistry Congress 27-31 August 2006, Budapest,Hungary.

34) Kasavi, C., Güvenilir, Y., "Protease Immobilization by Covalent Binding and Physical Adsorption Methods", Multistep Enzyme Catalyzed Processes, Graz, Austria, 18-21 April 2006.

33) Özçömlekçi, E., Güvenilir, Y., "Optimum Conditions of Protease Immobilization by Covalent Binding Using Glutaraldehyde", Multistep Enzyme Catalyzed Processes, Graz, Austria,18-21April2006.

32) Özçömlekçi, E., Güvenilir, Y., "Optimum of Protease Immobilization by Covalent Binding Using Glutaraldehyde", 28th Symposium on Biotechnology for Fuels and Chemicals, Nashwille,Tennessee,USA,30April-3May2006.

31) Taşdelen, Ç., Güvenilir, Y., "Protease Immobilization by Covalent & Ionic Binding on Various Carriers", 28th Symposium on Biotechnology for Fuels and Chemicals, Nashwille, Tennessee,USA,30April-3May2006.

30) Omay, D., Güvenilir,Y., "Poly (L-Lactic Acid) Synthessis by Uncatalyzed Polycondensation and Enzymatic Ring Opening Polymerization Methods", 28th Symposium on Biotechnology for Fuels and Chemicals, Nashwille, Tennessee, USA, 30 April-3 May 2006.

29) Orhan, E., Gerze, A., Omay, D., Güvenilir, Y., "Partial Purification and Characterization of Protease from Bacillus spp. Bacteria Species", Biotrans 2005, 3-8 July 2005, Delft, Netherlands.

28) Şirin, Ö., Yaşar, T., Omay, D., Güvenilir, Y., "Effect of Different Parameters on the Enrichment of DHA by Enzymatic Hydrolysis from Cod Liver Oil", 27th Symposium on Biotechnology for Fuels and Chemicals, 1-4 May 2005, Denver, Colorado, USA. ( En iyi poster ödülü)

27) Kırkköprü, I., Alpaslan, C., Omay, D., Güvenilir, Y., "Use of Different Adsorbent for Sorption & Bacillus polymxa Protease Immobilization", 27th Symposium on Biotechnology for Fuels and Chemicals, 1-4 May 2005, Denver, Colorado, USA.26) Omay, D., Güvenilir, Y., Deveci, N., "Isolation of Acid Phosphatase from Sweet Potato & Immobilization Using Different Adsorbent", Relatenz 2005, 20-23 September 2005, Matanzan, Cuba.25) Yenigün, B., Omay, D., Deveci, N., Güvenilir, Y., "Partial Purification and Characterization of Tomato Seedling Acid Phosphatase", Relatenz 2005, 20-23 September 2005, Matanzan, Cuba.

24) Omay, D., Güvenilir, Y., Deveci, N., "Isolation of Acid Phosphatase from Sweet Potato and Immobilization Using Different Adsorbent", ECB12 21-24 August 2005, Denmark.(Journal of Biotechnology, 118, 125, 2005.

23) Karakaş, S., Tuter, M., Güvenilir, Y., "Preparation and Determination of Properties of Nettle Extract from Underground and Upperground Parts of Nettle", 16th Internatinal Congress of Chemical and Process Engineering, 22-26 August 2004, Praha, Czech Republic, 2004.

22) Gerze, A., Omay, D., Güvenilir, Y., "Partial Purification and Characterization of Protease Enzyme from Bacillus subtilis megaterium bacteria", 16th Internatinal Congress of Chemical and Process Engineering, 22-26 August 2004, Praha, Czech Republic, 2004.

21) Orhan, E., Güvenilir, Y., "Partial Purification and Characterization of Protease from Bacillus subtilis bacteria", 16th Internatinal Congress of Chemical and Process Engineering, 22-26 August 2004, Praha, Czech Republic, 2004.

20) Yaşar, T., Omay, D., Güvenilir, Y., "Effect of Reaction Time& Amount of Enzyme on the Enrichment of Docosahexanoic Acid by Enzymatic Hydrolysis of Cod Liver Oil", 6th Internatinal Conference on Protein Stabilization, 26-29 September 2004, Bratislava, Slovakia.

19) Orhan, E., Omay, Didem., Güvenilir, Y., "Partial Purification and Characterization of Protease Enzyme from Bacillus cereus bacteria", 6th Internatinal Conference on Protein Stabilization, 26-29 September 2004, Bratislava, Slovakia.

18) Öztürk, H., Bermek, H., Güvenilir, Y., Deveci, N., "Screening of Alkaline Proteases from Wastewater and Its Characterization", 6th Internatinal Conference on Protein Stabilization, 26-29 September 2004, Bratislava, Slovakia.

17) Gerze, A., Omay, Didem., Güvenilir, Y., "Partial Purification and Characterization of Protease from Bacillus subtilis megaterium and Bacillus polymxa", 6th Internatinal Conference on Protein Stabilization, 26-29 September 2004, Bratislava, Slovakia.

16) Saloğlu-Omay, D., Sirin, Ö., Güvenilir, Y., "The Effect of pH and Temperature on the Enrichment of Docosahexanoic Acid by Enzymatic Hydrolysisi from Cod Liver Oil", 3rd Euro Fed Lipid Congress and Expo, 5-8 September 2004, Edinburgh, Scotland.

15) Gerze, A., Güvenilir, Y., "Partial Purification and Characterization of Protease Enzyme from Bacillus subtilis megaterium bacteria", 26th Symposium on Biotechnology for Fuels and Chemicals, Gatlingburg, Chattanooga Choo Choo, USA, 2004.

14) Orhan, E., Omay, D., Güvenilir, Y., "Partial Purification and Characterization of Protease Enzyme from Bacillus subtilis and Bacillus cereus bacteria", 26th Symposium on Biotechnology for Fuels and Chemicals, Gatlingburg, Chattanooga Choo Choo, USA, 2004.13) Yenigün, B., Güvenilir, Y.A., "Partial Purification and Kinetic Characterization of Acid Phosphatase from Garlic Seedling", 24nd Symposium on Biotechnology for Fuels and Chemicals,Gatlingburg,Tennessee,USA,2002.

12) Üresin, A., Güvenilir, Y.A., "Algal Separation from Waste water", Biotechnology 2000, The World Congress on Biotechnology, Berlin, Vol4, pp504,2000.

11) Özgen, S., Güvenilir, Y.A., "Isolation and Purification of Xantine Oxidase from Raw Cow’s Milk", Biotechnology 2000, The World Congress on Biotechnology, Berlin, Vol1, pp571,2000.

10) Bazarov, S., Güvenilir, Y.A., Yenigün, B., "Partial Purification and Characterization of Acid Phosphatase from Garlic Seedling", Biotechnology 2000, The World Congress on Biotechnology, Berlin, Vol4, pp510, 2000.
9) Yenigün, B., Bazarov, S., Deveci, N., Güvenilir, Y.A., Partial Purification and Characterization of Tomato Seedling acid Phosphatase, Biotechnology 2000, The World Congress on Biotechnology,Berlin, Vol4,pp507,2000.

8) Güvenilir, Y.A., The Relationship Between Lubricant Composition During Rolling Of Aluminum, Second World Congress on Emulsion, 23-26 September, Bordeaux, France, 1997.

7) Özgen, S., Güvenilir, Y.A., Isolation and Purification of Xanthine Oxidase from Raw Cow’sMilk,36thIUPACCongress,Geneva,1997.

6) Üresin, A., Güvenilir, Y.A., "Wastewater Treatment by Lime-Seawater Process", 36th IUPACCongress,Geneva,1997.

5) Üresin, A., Güvenilir, Y.A., "Algal Separation from Wastewater", 36th IUPAC Congress, Geneva,1997.

4) Güvenilir, Y.A., "Purification of b-Galactosidase From Microorganism", Euroasian Symposium on current Trends in Biotecnology, October 29- November 6, Feza Gürsoy ConferenceHall,Tübitak,Ankara,1995

3) Güvenilir, Y.A., Deveci, N., "Diamine Oxidase from Pig Liver and Pea", 35 th IUPAC Congress,İstanbul,1995

2) Güvenilir, Y.A., Deveci, N., "Acetone-Butanol Production by Fermentation", 35 th IUPAC Congress,İstanbul,1995

1)Deveci, N., Delaloğlu, C.G., Güvenilir, Y.A., Doğan, Z., "Elemantal Sulfur Production From Gybsum by Bacterial Leaching", Biohydrometallurgical Technologies, Vol 1, 605, 1993.

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