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41) C. Ulker, Z. Gök, Y. Güvenilir, 2018, “Synthesis of polyvalerolactone via enzymatic ring opening polymerization in different reaction media”, New Biotechnology, 44 (76)

40) H. Keçibas, E. Holat, Y. Kaptan, Y. Avcibasi Güvenilir, 2018, “Effect of low concentration silanization agent and enzyme on the immobilization of lipase on a silica-based support material”, New Biotechnology, 44 (72)

39) A. Kutlu, Y. Kaptan, Y. Guvenilir, 2018, “Effects of silanization reagent and enzyme concentrations on immobilized enzyme by activated with TMSP-DA”, New Biotechnology, 44 (73)

38) C. Ulker, Y. Guvenilir, 2018, “Lipase-catalyzed synthesis and characterization of poly (Ω-pentadecalactone): an alternative aliphatic polyester to poly (ɛ-caprolactone)”, New Biotechnology, 44 (107)

37) Cansu Ulker, Zeynep Gok, Yuksel Guvenilir, “Performance comparison of commercial and home-made lipases for synthesis of poly (δ-valerolactone) homopolymers”, Journal of Renewable Materials, accepted

36) Yasemin Kaptan, Suha Akan, Yuksel Guvenilir, “Enzymatic Synthesis of Polycaprolactone: Effect of Immobilization Mechanism of Calb on Polycaprolactone Synthesis”, Journal of Renewable Materials, Vol. 6, No. 6, Pages: 619-629

35) Ulker Cansu, Guvenilir Yuksel, 2018, “Enzymatic Synthesis and Characterization of Biodegradable Poly (ω-pentadecalactone-co-ε-caprolactone) Copolymers”, Journal of Renewable Materials, DOI10.7569/JRM.2017.634189, Vol. 6, No. 6, Pages: 591-598

34) N.U. Kaya, A. Onen, Y. Guvenilir, 2017, “Photopolymerization of acrylates by enzymatically synthesized PCL based macrophotoinitiator”, Express Polymer Letters, 11(6), 493-503, DOI: 10.3144/expresspolymlett.2017.46.

33) Gokalp Nurefsan, Ulker Cansu, Guvenilir Yuksel, 2016, “Enhancing the properties of Candida antarctica lipase B by immobilization on precipitated silica modified with 3-aminopropyltriethoxysilane (APTES)”, New Biotechnology, Volume: 33, Pages: S106-S106.

32) Ulker Cansu, Gokalp Nurefsan, Guvenilir Yuksel, 2016, ”Immobilization of Candida antarctica lipase B onto surface-modified rice husk ash via physical adsorption”, New Biotechnology, Volume: 33, Pages: S100-S101.

31) Hale Öztürk Düşkünkorur, Eric Pollet, Vincent Phalip, Yüksel Güvenilir, Luc Avérous, “Nanoclays for lipase immobilization: Biocatalysts characterization and activity for polyester synthesis”, Polymers, 8(12), 416; DOI:10.3390/polym8120416.

30) Erhan Özsağıroğlu, Yuksel Avcibasi-Guvenilir, 2016. “Encapsulation of L-Ascorbic Acid via Polycaprolactone-Polyethylene Glycol-Alginate Bioblends”, Iranian Polymer Journal, DOI:10.1007/s13726-016-0464-2, Volume 25, Issue 9 pp 757-763.

29)  Gokalp, N., Ulker, C., and Guvenilir, Y., 2016. “Enzymatic ring opening polymerization of ɛ-caprolactone by using a novel immobilized biocatalyst”, Advanced Materials Letters. Adv. Mater. Lett, 7(2), 144-149 

28) Gokalp, N., Ulker, C., and Guvenilir, Y., 2016. “A comparative study of properties of immobilized lipase on precipitated silica via physical adsorption and crosslinking methods”, Biocatalysis and Biotransformations.(submitted)

27) Ulker, C., Gokalp, N., and Guvenilir-Avcibasi, Y., 2016,”Enzymatic Synthesis and Characterization of Polycaprolactone by Using Free and Immobilized Lipase onto a Renewable Carrier”, Polish Journal of Chemical Technology, Volume 18 Issue 3, Pages 134-140 September 2016.

26) Gokalp, N., Ulker, C., and Guvenilir, Y., 2016, “Synthesis of  Polycaprolactone via Ring polymerization Catalyzed by Candida Antarctica Lipase B Immobilized onto an Amorphous Silica Support”, J. Polym. Mater. Vol. 33, No. 1, 87-100

25) Ulker, C., Gokalp, N., and Guvenilir-Avcibasi, Y., 2016.” Poly (ε-caprolactone) synthesis by a novel enzymatic catalyst: Candida antarctica lipase B (CALB) immobilized on a modified silica-based material by physical adsorption”, Advanced Materials Letters. Adv. Mater. Lett., 7(1), 54-59 

24) Ulker, C., Gokalp, N., and Guvenilir, Y., 2016. “Immobilization of Candida antarctica lipase B (CALB) on surface-modified rice husk ashes (RHA) via physical adsorption and cross-linking methods”, Biocatalysis and Biotransformations, http://dx.doi.org/10.1080/10242422.2016.1247818

23) Erhan Özsağıroğlu, Yuksel Avcibasi-Guvenilir,”Encapsulation of L-Ascorbic Acid via Polycaprolactone-Polyethylene Glycol-Casein Bioblends” Polish Journal of Chemical Technology, Vol. 17, No. 4, 2015/5

22) Hale Öztürk-Düşkünkorur, Antoine Begue, Eric Pollet, Vincent Phalip, Yüksel Güvenilir, Luc Averous, “Enzymatic ring-opening (co) polymerization of lactide stereoisomers catalyzed by lipases. Toward the in situ synthesis of organic/inorganic nanohybrids”, Journal of Molecular Catalysis B: Enymatic, 115, (2015) 20-28.

21) Nazif Ugur Kaya, Fatoş Yüksel Güvenilir, “End-group evaluation of HEMA initiated Poly(e-Caprolactone) macromonomers via enzymatic ring-opening polymerization”,  International Journal of Polymer Science, Volume 2015 (2015), Article ID 458756, 9 pages

20) Erhan Özsağıroğlu, Yuksel Avcibasi-Guvenilir,” Preparation of Bioblends Using Spray Dryer and Their Applications in Drug Delivery Systems”, Asian Journal of Chemistry, 2015, 27(10) , pp 3734-3738.

19) Didem Omay, Yüksel Güvenilir, “Characterization on Biodegradation of Enzymatically Synthesized Polylactic Acid by Using Alkaline Protease and Lipase”. International Polymer Processing, 29,2,(2014), 221-226.

18) Hale Öztürk-Düşkünkorur, Eric Pollet, Philippe Deberie, Vincent Phalip, Yüksel Güvenilir, Luc Averous, “Lipase Catalyzed Synthesis of Biopolyester and Related Clay-Based Nanohybrids”, Polymer, 55, (2014) 1648-1655.

17) Tugce Turhan, Yuksel Avcıbası Güvenilir, Nurettin Sahiner, “Micro poly(3-sulfopropyl methacrylate) hydrogel synthesis for in situ metal nanoparticle preparation and hydrogen generation from hydrolysis of NaBH4”, Energy, 55, (2013) 511–518.

16) Erhan Ozsagiroglu, Banu Iyisan, Yuksel Avcibasi Guvenilir, " Comparing the In-Vitro Biodegradation Kinetics of Commercial and Synthesized Polycaprolactone Films in Different Enzyme Solutions", Ekoloji 22, 86, 90-96 (2013) doi: 10.5053/ekoloji.2013.8611

15)  Tugce Turhan, Yuksel Guvenilir Avcıbası, Nurettin Sahiner; “Versatile p(3-sulfopropyl methacrylate) hydrogel reactor for the preparation of Co, Ni nanoparticles and their use in hydrogen production”, Journal of Industrial and Engineering Chemistry, 19, 1218-1225, 2013.

14) Omay, D. Güvenilir, Y. “Synthesis and characterization of poly(d,l-lactic acid) via enzymatic ring opening polymerization bu using free and immobilized lipase”, Biocatalysis and Biotransformations, Volume: 31   Issue: 3   Pages: 132-140,  2013.

13) Erhan Ozsagiroglu, Banu Iyisan, Yuksel Avcibasi Guvenilir, "Biodegradation and characterization studies of different kinds of polyurethanes with several enzyme solutions", Polish Journal of Environmental Sciences, Vol. 21, No. 6, s. 1777-1782 2012. 

12) Erhan Ozsagiroglu, Banu Iyisan, Yuksel Avcibasi Guvenilir, "Effects of different reaction mediums on ring opening polymerization of poly(e-caprolactone) by lipase", African Journal of Biotechnology, Vol. 63, No. 11, 08/2012, s. 12688-12696, ISSN: 1684–5315

11) Omay Didem; Guvenilir Yuksel, ,” Lactic Acid Fermantation from Refectory Waste: Factorial Design Analysis”, African Journal of Biotechnology,Volume:11, Issue: 30 ,Pages: 7693-7700,2012.

10) Omay Didem; Guvenilir Yuksel,” Lactic Acid Fermantation from Refectory Waste”, Ekoloji,Volume: 20, Issue: 80 ,Pages: 42-50,2011.

9) Tasdelen Cigdem; Aktas Serdar; Acma Ercan; Guvenilir Yuksel; “Gold recovery from dilute gold solutions using DEAE-cellulose”,Hydrometallurgy, Volume: 96 Issue: 3 Pages: 253-257,2009

8) Kırkköprü, I., Alpaslan, C., Omay, D., Güvenilir, Y., "Use of Different Adsorbent for Sorption & Bacillus polymxa Protease Immobilization", Applied Biochemistry and Biotechnology, Vol.132, 3, 1034-1040, 2006.

7) Gerze, A., Omay, D., Güvenilir, Y., "Partial Purification and Characterization of Protease Enzyme from Bacillus subtilis megatherium", Applied Biochemistry and Biotechnology, 121, 335-345, 2005.

6) Orhan, E., Omay, D., Güvenilir, Y., "Partial Purification and Characterization of Protease Enzyme from Bacillus subtilis and Bacillus cereus Bacteria", Applied Biochemistry and Biotechnology, 121,183-194, 2005.

5) Yenigün, B., Güvenilir, Y.A., "Partial Purification and Kinetic Characterization of Acid Phosphatase from Garlic Seedling", Applied Biochemistry and Biotechnology, Vol. 105-108, 2003.

4) Güvenilir, Y.A., Deveci, N., "Using Closridium acetebutylicum-262 Production of Acetone-Butanol", Applied Biochemistry and Microbiology, Vol.6-No.6, 579, 1996

3)Güvenilir, Y.A., Deveci, N., "The Isolation and Prufication of Pea Seedlings and Pig Liver," Applied Biochemistry and Biotechnology, Vol.56, 235, 1996

2) Güvenilir, Y.A., Deveci, N., "Production of Acetone-Butanol-Ethanol from Corn Mash and Molasses in Batch Fermentation", Applied Biochemistry and Biotechnology, Vol.56, 181, 1996

1) Deveci, N., Güvenilir, Y.A., "Purification and Properties of the Diamine Oxidase of Pea Seedling”., Applied Biochemistry and Biotechnology, Vol 53,1995






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