دانشگاه زنجان - Khosrow Khalifeh

بازدید:43608 بروزرسانی: 18-04-1404

Publications in Journals

International ISI	61. Zahra Norouzi, Akram Shirdel, Fatemeh Norouzi, Vahab Jafarian & Khosrow Khalifeh* Structural and functional effects of helix dipole moment in photoprotein Mnemiopsin 2 Scientific Reports Vol. 15 Issue 24544 (2025) PP. 1-10 DOI: https://doi.org/10.1038/s41598-025-10903. [Abstract ]
International ISI	60. Amir Haghnazari , Akram Shirdel , Khosrow Khalifeh* Structural and functional impacts of charge modification in Chondroitinase ABC I International Journal of Biological Macromolecules (2025) DOI: https://doi.org/10.1016/j.ijbiomac.2025..
International ISI	59. Hanieh Ramezani, Vahab Jafarian, Khosrow Khalifeh, Akram Shirdel, Fatemeh Khatami In vitro reversible photoinactivation in a novel variant of Mnemiopsin 2 Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy Vol. 334 Issue 125958 (2025) PP. 1-7 DOI: https://doi.org/10.1016/j.saa.2025.12595.
International ISI	58. Ziba Mirzaee, Vahab Jafarian, Khosrow Khalifeh Enhancement of the structure and biochemical function of cyclomaltodextrinase from the Anoxybacillus flavithermus ZNU-NGA with site-directed mutagenesis International Microbiology (2024) DOI: https://doi.org/10.1007/s10123-024-00554.
International ISI	57. Ashraf Asadi, S. Akram Shirdel, Vahab Jafarian and Khosrow Khalifeh* An in silico analysis on the photoproteins Mnemiopsin 1 and Mnemiopsin 2 to explain the experimental results Luminescence (2023) DOI: https://doi.org/10.1002/bio.4584.
International ISI	56. Yasmin Rahmati, Khosrow Khalifeh and Emran Heshmati Dynamic behavior and ligand binding properties of the wild type Deoxycytidine kinase and its characterized gemcitabine-resistant variant: A bioinformatics and computational study Journal of Computational Biophysics and Chemistry (2023) DOI: https://doi.org/10.1142/S273741652350048.
International ISI	55. Saba Habibi, Mohammad Yaghoubzad-maleki- emran Heshmati and Khosrow Khalifeh* Effects of Representative Point Mutations on Dynamic Behavior of the DISC1-Ndel1 Complex: A Molecular Dynamics Study Journal of Biomolecular Structure and Dynamics (2023) DOI: 10.1080/07391102.2023.2183030.
International ISI	54. Mohammad Yaghoubzad-Maleki, Saba Habibi, Emran Heshmati and Khosrow Khalifeh* Bioinformatics and Molecular dynamics studies on the human DISC1 in complex with the Ndel1 Journal of Computational Biophysics and Chemistry Vol. 22 Issue 2 (2023) PP. 147-156 DOI: 10.1142/S2737416523500084.
International ISI	53. Akram Shirdel, Khosrow Khalifeh* Chapter 12: Spectroscopic methods to study protein folding kinetics: Methodology, data analysis, and interpretation of the results. (Book title: Advanced Spectroscopic Methods to Study Biomolecular Structure and Dynamics) Academic Press (Elsevier) (2022) PP. 357-371 DOI: 10.1016/B978-0-323-99127-8.00008-8.
International ISI	52. Akram shirdel and khosrow khalifeh* Chapter 25: Chondroitinase ABC I as a novel candidate for reducing damage in spinal cord injury. (Book Tilte: Diagnosis and Treatment of Spinal Cord Injury) Academic Press (Elsevier) (2022) PP. 325-335 DOI: 10.1016/B978-0-12-822498-4.00025-7.
International ISI	51. Mahsa Pourahmadi, Akram Shirdel, Nazanin Jamshidi, Vahab Jafarian and Khosrow Khalifeh* Comparing similar versions of a connecting helix on the structure of Chondroitinase ABC I Enzyme and Microbial Technology (2022) .
International ISI	50. Elahe Karimi, Emran Heshmati & Khosrow Khalifeh* Evolutionary adaptation of DHFR via expression of enzyme isoforms with various binding properties and dynamics behavior: a bioinformatics and computational study Biological Chemistry (2021) DOI: 10.1515/hsz-2021-0346.
International ISI	49. Robabeh Nemati, Maryam Molakarimi, Ammar Mohseni, Majid Taghdir, Khosrow Khalifeh, and Reza H. Sajedi Thermostability of Ctenophore and Coelenterate Ca²⁺-Regulated Apo-photoproteins: A Comparative Study ACS Chemical Biology (2021) DOI: https://doi.org/10.1021/acschembio.1c004.
International ISI	48. Mohammad Hossein Olyaee, Alireza Khanteymoori, khosrow khalifeh A chaotic viewpoint-based approach to solve haplotype assembly using hypergraph model PLOS ONE (2020) PP. 1-22 DOI: 10.1101/2020.09.29.318907.
International ISI	47. Mohammad Hossein Olyaee, Jamshid Pirgazi, Khosrow Khalifeh, Alireza Khanteymoori RCOVID19: Recurrence-based SARS-CoV-2 features using chaos game representation Data in Brief (2020) DOI: 10.1016/j.dib.2020.106144.
International ISI	46. Nazanin Jamshidi, Akram Shirdel, Mahsa Pourahmadi, Vahab Jafarian & Khosrow Khalifeh* Bioinformatics and experimental studies on the structural roles of a surface-exposed α-helix at the C-terminal domain of Chondroitinase ABC I international journal of Biological Macromolecules (2020) DOI: 10.1016/j.ijbiomac.2020.07.165.
International ISI	45. Hanieh Moghaddasi, Soghra Rezaei, Amir Hossein Darooneh, Emran Heshmati, Khosrow Khalifeh* A comparative analysis of dipeptides distribution in eukaryotes and prokaryotes by statistical mechanics Physica A: Statistical Mechanics and its Applications (2020) DOI: 10.1016/j.physa.2020.124567.
International ISI	44. Jamshid Mehrvand, Nasim Hayati Roodbari, Leila Hasani, Vahab Jafarian & Khosrow Khaliifeh* An evolution-based designing and characterization of mutants of cyclomaltodextrinase: Molecular modeling and spectroscopic studies SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY (2020) DOI: 10.1016/j.saa.2020.118055.
International ISI	43. Maryam Hosseinnia, Khosrow Khalifeh and VahabJafarian Polarity change of a representative helix in coelenterazin-binding cavity of mnemiopsin 2: Functional and structural consequences Journal of Molecular Structure (2019) DOI: 10.1016/j.molstruc.2019.127279.
International ISI	42. Ziba Mirzaee, Vahab Jafarian, Seyedeh Akram Shirdel and Khosrow Khalifeh* Structural and functional consequences of replacement of His403 with Arg near the catalytic site of Anoxybacillus flavithermus cyclomaltodextrinase Enzyme and microbial technology (2019) DOI: 10.1016/j.enzmictec.2019.109421.
International ISI	41. Mohammad Hossein Olyaee, Alireze Khanteymoori & Khosrow Khalifeh Application of Chaotic Laws to Improve Haplotype Assembly Using Chaos Game Representation Scientific Reports Vol. 9 Issue 10361 (2019) DOI: 10.1038/s41598-019.
International ISI	40. Hamed Mohammadyari, S. Akram Shirdel, Vahab Jafarian & Khosrow Khalifeh* Designing and construction of novel variants of Chondroitinase ABC I to reduce aggregation rate Archives of Biochemistry and Biophysics (2019) DOI: 10.1016/j.abb.2019.05.013.
International ISI	39. S. Akram Shirdel, Khosrow Khalifeh* Thermodynamics of protein folding: methodology, data analysis and interpretation of data European Biophysics Journal (2019) PP. 1-12 DOI: 10.1007/s00249-019-01362-7.
International ISI	38. Roghayeh Mohammadi, Seyedeh Akram Shirdel, Vahab Jafarian and Khosrow Khalifeh* Molecular mechanisms governing the evolutionary conservation of Glycine in the 6th position of loops ΙΙΙ and ΙV in photoprotein mnemiopsin 2 Journal of Photochemistry and Photobiology B: Biology Accepted 2018.
International ISI	37. Vahab Jafarian, Reze hasan sajedi, Saman Hosseinkhani, Reyhaneh sariri, Majid taghdir, Khosrow Khalifeh, Masoomeh vafa, Mohmood reza Aghamaali Structural and functional consequences of EF-hand I recovery in mnemiopsin 2 International Journal of Biological Macromolecules Accepted 2018.
International ISI	36. Neda Aliakbari, Ziba Mirzaei, Vahab Jafarian, Khosrow Khalifeh & Mehdi Salehi Genetic and biochemical characterization of a novel thermostable cyclomaltodextrinase from Anoxybacillus flavithermus Starch/Stark (2018) DOI: 10.1002/star.201800133.
International ISI	35. Himan Mohamadnejhadi, Alireza Beiramzadeh, Muhammad Shadman, Khosrow Khalifeh* and Emran Heshmati Temperature dependent dynamics in highly homologous adenylate kinases Journal of Biomolecular Structure and Dynamics Accepted 2018.
International ISI	34. Masoomeh Vafa, Khosrow Khalifeh & Vahab Jafarian Negative net charge of EF-hand loop I can affectboth calcium sensitivity and substrate binding pattern in mnemiopsin 2 Photochemical and photobiological sciences (2018) DOI: 10.1039/c8pp00058a.
International ISI	33. Mahin Ghadimi, Emran Heshmati* & Khosrow Khalifeh* Distribution of dipeptides in different protein structural classes: An effort to find new similarities European Buiophysics Journal Issue 47 (2018) PP. 38-31 DOI: 10.1007/s00249-017-1226-6.
International ISI	32. Yasaman Mahmoodi, Faramarz Mehrnejad & Khosrow Khalifeh Understanding the interactions of human follicle stimulating hormone with single-walled carbon nanotubes by molecular dynamics simulation and free energy analysis european Biophysics Journal (2018) PP. 49-57 DOI: 10.1007/s00249-017-1228-4.
International ISI	31. Mahsa Ebrahimi, Ammar Mohseni, *Khosrow Khalifeh,** Bijan Ranjbar, Reza H Sajedi* Evolutionary Conservation of EF-hand Loop II in Aequorin: Priority of Intensity to Decay Rate in Bioluminescence Emission. Archives of Biochemistry and Biophysics (2017) DOI: https://doi.org/10.1016/j.abb.2017.09.01.
International ISI	30. Khadijeh Moradi, S. Akram Shirdel, Masoumeh shamsi, Vahab Jafarian & Khosrow khalifeh* investigating the structural and functional features of representative recombinants of Chondroitinase ABC I Enzyme and microbial technology (2017) DOI: https://doi.org/10.1016/j.enzmictec.2017.
International-ISI	29. Mahin Ghadimi, Khosrow Khalifeh & Emran Heshmati Neighbor effect and local conformation in protein structures Amino Acids (2017) DOI: 10.1007/s00726-017-2463-9.
International-ISI	28. Hanieh Moghaddasi, Khosrow Khalifeh, Amir-Hossein Darooneh Distinguishing Functional DNA Words; A method for measuring clustering levels Scientific Reports Vol. 7: 41543 (2017) P. 8 DOI: 10.1038/srep41543.
International-ISI	27. Parisa Ghanavatian, Khosrow Khalifeh, Vahab Jafarian Structural features and activity of Brazzein and its mutants upon substitution of a surfaced exposed alanine Biochimie (2016) DOI: 10.1016/j.biochi.2016.09.006.
International-ISI	26. S. Akram Shirdel, Khosrow Khalifeh, Bijan Ranjbar, Abolfazl Golestani Unfolding of Chondroitinase I is dependent on thermodynamic driving force by kinetically Rate constant-amplitude compensation: a stopped flow fluorescence study Enzyme and Microbial Technology (2016) DOI: http://dx.doi.org/10.1016/j.enzmictec.20.
International-ISI	25. Zahra Solgi, Khosrow Khalifeh, Saman Hosseinkhani & Bijan Ranjbar Surface arginine saturation effect on unfolding reaction of firefly luciferase: A Thermodynamic and Kinetic Perspective Photochemistry and Photobiology (2016) DOI: 10.1111/php.12614.
International-ISI	24. Malek Hossein Asadi, Khosrow Khalifeh, Seyed Javad Mowla OCT4 spliced variants are highly expressed in brain cancer tissues and inhibition of OCT4B1 causes G2/M arrest in brain cancer cells Journal of Neuro-oncology (2016) DOI: 10.1007/s11060-016-2255-1.
International-ISI	23. S. Shahrbanoo Jafari, Vahab Jafarian, Khosrow Khalifeh, Parisa Ghanavatian & S. Akram Shirdel. The effect of charge alteration and flexibility on the function and structural stability of seet-tasting Brazzein RSC Advances (2016) DOI: 10.1039/C6RA12626J.
International-ISI	22. Masoumeh Shamsi, S. Akram Shirdel, Vahab Jafarian, Shahrbanoo Jafari, Khosrow Khalifeh* and Abolfazl golestani. Optimization of Conformational Stability and Catalytic Efficiency in Chondroitinase ABC I by Protein Engineering Methods. Engineering in Life Sciences (2016) DOI: 10.1002/else.201600034.
International-ISI	21. Forough Hakiminina, Maryam Molakarimi, Khosrow Khalifeh, Zohreh Jahani, Reza H sajedi, Bijan Rnajbar Adjustment of local conformational flexibility and accessible surface area alterations of Serine¹²⁸ and Valine¹⁸³ in Mnemiopsine Journal of Molecular Structure (2016) PP. 292-287.
International-ISI	20. Forough Hakiminia, Khosrow Khalifeh, Reza Hasan Sajedi, Bijan Ranjbar Determination of structural elements on the folding reaction of Mnemiopsin by spectroscopic techniques. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy Vol. 158 (2016) PP. 55-49 DOI: 10.1016j.saa.2016.01.020.
International-ISI	19. S. Akram Shirdel, Khosrow Khalifeh, Abolfazl Golestani, Bijan Ranjbar and Khosrow Khajeh. critical role of a loop at C-terminal domain on the conformational stability and catalytic efficiency of chondroitinase ABC I Molecular Biotechnology (2015) DOI: 10.1007/s12033-015-9864-3.
International-ISI	18. Ahmad Fazeli; Mohadeseh Haji-Abdolvahab, Seyad abbas Shojaosadati, Huub Schellekens, Khosrow Khalifeh, Ali Akbar Moosavi Movahedi, Mohammad Reza Fazeli. Effect of Arginine on pre-nucleus Stage of Interferon Beta-1b Aggregation APPS PharmSci Tech (2014) PP. 1-11 DOI: 10.1208/s12249-014-0192-x.
International-ISI	17. Forough Hakiminia, Bijan Ranjbar, Khosrow Khalifeh, khosro khajeh Kinetic and thermodynamic properties of pseudomonas fluorescence lipase upon addition of proline International Journal of biological macromolecules Vol. 55 (2013) PP. 123-126. [Abstract ]
International-ISI	16. Ahmad Fazeli, Seyed Abbas Shojaosadati, Mohammad Reza Fazeli, Khosrow Khalifeh, Shohreh Ariaeenejad, Ali Akbar Moosavi-Movahedi The role of trehalose for metastable state and functional form of recombinant interferon beta-1b Journal of Biotechnology Vol. 163 Issue 3 (2013) PP. 318-324. [Abstract ]
International-ISI	15. Khosrow Khalifeh, Bijan Ranjbar, Bagher Said Alipour & Saman Hosseinkhani The effect of surface charge balance on thermodynamic stability and kinetics of refolding of firefly luciferase Biochemistry and Molecurar Biology Reports Vol. 44 Issue 2 (2011) PP. 102-106. [Abstract ]
International-ISI	14. Tahereh Tohidi Moghadam, Bijan Ranjbar, Khosro Khajeh, Seyad Masoud Etezad, Khosrow Khalifeh, Mohamad Reza Ganjalikhany Interaction of lysozyme with gold nanorods: conformation and activity investigations International Journal of Biological Macromolecules Vol. 49 (2011) PP. 629-636. [Abstract ]
International-ISI	13. Najmeh Hadizadeh Shirazy, Bijan Ranjbar, Saman Hosseinkhani, Khosrow Khalifeh, Ali Riahi Madvar and Hossein Naderi-Manesh Critical Role of Glu175 on Stability and Folding of Bacterial Luciferase: Stopped-flow Fluorescence Study Journal of Biochemistry and Molecular Biology Vol.* 40 Issue 4 (2007) PP. 453-458. [Abstract ]
International-ISI	12. Mohamad Reza Ganjalikhany, Bijan Ranjbara, Saman Hosseinkhani, Khosrow Khalifeh, Leila Hassani Roles of trehalose and magnesium sulfate on structural and functional stability of firefly luciferase Journal of Molecular Catalysis B: Enzymatic Vol. 62 Issue 2 (2010) PP. 127-132. [Abstract ]
International-ISI	11. Khosrow Khalifeh, Bijan Ranjbar, Khosro Khajeh, Hossein Naderi-Manesh,Mehdi Sadeghi & Sara Gharavi A stopped-flow fluorescence study of the native and modified lysozyme Biologia:Cellular & Molecular Biology Vol. 62 Issue 3 (2007) PP. 258-264. [Abstract ]
International-ISI	10. Khosrow Khalifeh & Bijan Ranjbar Application of quantum dots in quantitative proteomics for multiplex colour system assay Medical Hypotheses Vol. 67 (1) Issue 2 (2006) PP. 203-204.
International ISI	9. Khosrow Khalifeh & Bijan Ranjbar A novel application of quantum dots as a tool for storage of CD spectra data in proteomics Medical Hypotheses Vol. 65 Issue 4 (2005) PP. 821-822.
International ISC	8. Fatemeh Norouzi, Seyedeh Akram Shirdel, Zahra Norouzi, Vahab Jafarian, Khosrow Khalifeh^* بررسی اثر دوقطبی الکتریکی مارپیچ‌های آلفای موازی ناهمسو بر ساختار و عملکرد فتوپروتئین نمیوپسین 2 Investigating the effect of electric dipole of antiparallel alpha helices on the structure and function of photoprotein Mnemiopsin 2 زیست فناوری مدرس در دست چاپ 1404.
داخلي-ISC	7. Aisan Heyrani, Ramin Bagheri nejad, Maedeh Samianifard, Khosrow Khalifeh, Ali Nazari مروری بر توکسین‌های کلستریدیایی مؤثر در بیماری آنتروتوکسمی A Review of Clostridial Toxins Involved in Enterotoxemia تحقیقالت دامپزشکی و فرآورده‌های بیولوژیک (1403) . [Abstract ]
داخلي-ISC	6. جمشید مهروند- نسیم حیاتی رودباری-لیلا حسنی- وهب جعفریان- خسرو خلیفه* بررسی بیوترمودینامیکی آنزیم سیکلوکالتودکستریناز بومی و برخی جهش‌یافته‌های آن Jamshid Mehrvand- Nasim Hayati roodbari- leila hasani- Vahab Jafarian- Khosrow Khalifeh* مجله پژوهش‌های سلولی و ملکولی (1401) .
داخلي-ISC	5. Yasaman Mahmoodi, Faramarz Mehrnejad, Khosrow Khalifeh مطالعه برهمکنش نانولوله کربنی دو‌دیواره با هورمون محرکه فولیکولی (FSH) به کمک شبیه سازی دینامیک مولکولی Study of the Interaction of Double-Walled Carbon Nanotubes with Follicle-Stimulating Hormone: A Molecular Dynamics Simulation مجله پژوهش‌های سلولی و مولکولی دوره 32 شماره 3 (1398) صفحات 709-717.
داخلي-ISC	4. Forough Hakiminia, Khosrow Khalifeh, Reza Hassan-Sajedi, Bijan Ranjbar ~تاثیر جایگزینی اسیدآمینه آرژینین ۳۹ با لیزین بر واسرشتگی گرمایی فتوپروتئین نمیوپسین 1 Effect of Replacement of Arginine 39 with Lysine on the Heat Denaturation of Mnemiopsin 1 زیست‌فناوری دانشگاه تربیت مدرس دوره 9 شماره 3 (1397) صفحات 457-451.
داخلي-ISC	3. Zahra Solgi, Khosrow Khalifeh, Saman Hosseinkhani, Bijan Ranjbar مقایسه پایداری ترمودینامیک و بازتاخوردگی مقایسه پایداری ترمودینامیک و بازتاخوردگی سینتیک آنزیم لوسیفراز گونه ایرانی و برخی جهش یافته های آن Comparison of Thermodynamic Stability and Kinetic of Refolding of Lampyris turkestanicus and Some of Its Mutants زیست فناوری دانشگاه تربیت مدرس دوره 9 شماره 3 (1397) صفحات 417-425.
داخلي-ISC	2. Forough Hakiminia, Khosrow Khalifeh, Khosro Khajeh, Bijan Ranjbar بررسی اثزات سینتیکی و ترمودینامیکی سوربیتول بر روی سودوموناس فلوئورسانس لیپاز investigating the kinetic and thermodynamic effects of sorbitol on pseudomonas fluorescence lipase زیست‌فناوری دانشگاه تربیت مدرس دوره 7 شماره 1 (1395) صفحات 50-60.
داخلي-ISC	1. khosrow Khalifeh*, Seyedeh Akram Shirdel, Mahsa Alemi مباحث نوین در زیست‌شناسی: پروتئومیکس و نانوزیست‌فناوری New Topics in Biology: Proteomics and Nanobiotechnology زیست فناوری دانشگاه تربیت مدرس دوره 4 شماره 2 (1392) صفحات 22-9. [Abstract ]

Presentations in Seminars & Conferences
International	21. Nazanin Jamshidi, Seyedeh Akram Shirdel, Mahsa Pourahmadi, Vahab Jafarian, Khosrow Khalifeh Manipulation of a short-helix in Chondroitinase ABC I to create intermolecular repulsive electrostatic interaction 3^th International and 11^th national Biotechnology Congress پژوهشگاه ملی مهندسی ژنتیک و زیست‌فناوری, تهران-ایران, 9 - 11 September 2019.
International	20. Mahsa Pourahmadi, Seyedeh Akram Shirdel, Nazanin Jamshidi, Vahab Jafarian, Khosrow Khalifeh In Silico studies on Chondroitinase ABC I for designing of new improved variants 3^th International and 11^th national Biotechnology Congress پژوهشگاه ملی مهندسی ژنتیک و زیست‌فناوری, تهران-ایران, 3 - 9 September 2019.
International	19. S. Shahrbanoo Jafari, Vahab Jafarian, Khosrow Khalifeh. The structural studies of E9 residue in sweet-tasting barazzein residue 1^st International and 9^th National Biotechnology Congress of Islamic Republic of Iran Shahid Beheshti University, Tehran-Iran, 24 - 26 May 2015.
International	18. Parisa Ghanavatian, Samira Daviran, Vahab Jafarian, Khosrow Khalifeh, Emran Heshmati. Investigating the role of A19D mutation on the structure and function of sweet-tasting Brazzein. 18^th National and 6^th International University of Kharazmi, Karaj-Iran, 26 - 29 August 2014.
International	17. S. Akram Shirdel, Khosrow Khalifeh, Abolfazl Golestani, Bijan Ranjbar, Khosrow Khajeh. Loop-induced changes in conformational stability and catalytic efficiency of Chondroitinase ABC I. 18^th national and 6^th International University of Kharazmi, Karaj-Iran, 26 - 29 August 2014.
National	16. Forough Hakiminia, Khosrow Khalifeh, Reza Hasan Sajedi, Bijan Ranjbar. Study of the stability of tertiary and secondary structures in mnemiopsin and its mutants. 13^th conference on Biophysical Chemistry University of Mohaghegh Ardebili, Ardebil-Iran, 26 - 27 May 2015.
National	15. S. Akram Shirdel, Khosrow Khalifeh, Bijan Ranjbar, Abolfazl Golestani, Khosrow Khajeh. Unfolding kinetics of Chondroitinase ABC I: A Stopped flow study. 13^th conference on Biophysical Chemistry University of Mohaghegh Ardebili, Ardebil-Iran, 26 - 27 May 2015.
National	14. Masoumeh shamsi, S. Akram Shiedel, Khosrow Khalifeh, Vahab Jafarian, Abolfazl Golestani. Structural effect of directional macro-dipole and hydropathy scores in a short helix of Chondroitinase ABC I. 13^thConferefnce on Biophysical Chemistry University of Mohaghegh Ardebili, Ardebil-Iran, 26 - 27 May 2015.
National	13. Forough Hakiminia, Khosrow Khalifeh, Reza Hassan Sajedi, Bijan Ranjbar Study of chemical and heat-induced denaturation of wild-type and mutant mnemiopsin The national conference on protein and peptide sciences: From basic to medical and industrial applications. University of Shiraz, Shiraz-Iran, 10 - 11 December 2014.
International	12. Mohamad Reze Ganjalikhany, Saman HosseinKhani, Khosrow Khalifeh, Bijan Ranjbar Conventional and stopped-flow fluorescence study of firefly luciferase in the presence of additives 9th Iran Biophysical Chemistry Conference J. Iran. Chem. Soc., Vol. 7, Suppl., February 2010, pp. S300
International	11. S. Akram Shirdel, Khosrow Khalifeh, Abolfazl Golestani, Bijan Ranjbar and Khosro Khajeh. Efficient decreasing of the conformational entropy in a long lengths loop via nature of interactions in chondroitinase ABC I 1^st Tabriz International Life Science Conference and 12^thIran Biophysical Chemistry Conference (TILSC & IBCC) Tabriz University of Medical Sciences, TABRIZ-IRAN, 24 - 22 May 2013.
International	10. Forough Hakiminia, Khosrow Khalifeh, Bijan Ranjbar Physicochemical studies of pseudomonas fluorescence lipase in the presence of proline & sorbitol osmolytes 13^thIranian Congress of Biochemistry and 5^th International Congress of Biochemistry & Molecular Bioplogy Iranina Journal of Biotechnology, No:42, Vol:11, Supplement 1, Spring 2013, 175, Yazd-Iran, 16 - 19 April 2013.
International	9. S. Akram Shirdel, Khosrow Khalifeh, Shima Hatamzadeh, Abolfazl Golestani, Bijan Ranjbar and Khosro Khajeh Improvements of thermal stability in chondroitinase ABC I by site-directed mutagenesis 13^th Iranian congress of Biochemistry & 5^th International congress of Biochemistry & Molecular Biology & 1^stSymposium On Metabolic Disorders Iranina Journal of Biotechnology, No:42, Vol:11, Supplement 1, 158-159, Yazd-Iran, 16 - 19 April 2013.
International	8. Khosrow Khalifeh, Kanal Naderlu, Akram Shirdel, Sakineh Tofighi In silico prediction of Antifreeze properties of proteins using bioinformatics and computational tools The 17th National & 5th International Iranian Biology Conference University of Bahonar, Kerman-IRAN, 4 - 7 September 2012. [Abstract ]
International	7. Khosrow khalifeh., kamal Naderlu., Seyedeh Akram Shirdel and Sakineh Tofighi Parsprot, a new algorithm for processing and analysing of protein and nucleic acid codes in Bioinformatics The first international Conference on Biophysical Chamistry J. Iran. Chem. Soc [Abstract ]
International	6. Khosrow Khalife, Bijan Ranjbar, Bagher saeed Alipour and Saman Hosseinkhani The importance of a flexible loop in Kinetic pathway of refolding of iranian firefly luciferase and its Thermodynamic stability 9th Iran Biophysical Chemistry Conference J. Iran. Chem. Soc
International	5. Azadeh Azizi, Khosro Khajeh, Khosrow Khalifeh, Bijan Ranjbar The Study of Osmolytes Effects on the Kinetics and Thermodynamic Stability of Pseudomonas cepacia Lipases. 9th Iran Biophysical Chemtrisy Conference . J. Iran. Chem. Soc., Vol. 7, Suppl., February 2010, pp. S49.
International	4. Forough Hakiminia, Khosrow Khalifeh, Khosro Khajeh, Bijan Ranjbar Effect of prolin on the Activity of Pseudomonas fluorescens lipase 9th Iran Biophysical Chemistry Conference J. Iran. Chem. Soc., Vol. 7, Suppl., February 2010, pp. S47
International	3. Mohamad Reza Ganjalikhany, Leila Hassani, Khosrow Khalifeh, Bijan Ranjbar Structural study of firefly luciferase in the presence of additives by Circular dichroism spectropolarimetery 9th Iran Biophysical Chemistry Conference . J. Iran. Chem. Soc., Vol. 7, Suppl., February 2010, pp. S29.
International	2. Parvaneh Maghami, Bijan Ranjbar, Saman Hosseinkhani, Atieh Ghasemi, Khosrow Khalifeh, Pouria Gill Effect of Positive charge on the Thermodynamic Stability and Folding Kinetic of Firefly Luciferase 9th Iran Biophysical Chemistry Conference . J. Iran. Chem. Soc., Vol. 7, Suppl., February 2010, pp. S42.
International	1. Khosrow Khalifeh, Bijan anjbar, Saman Hosseinkhani, Akram Shirdel Kinetic studies of unfolding of Luciferase and its mutants upon pH-Jumping experiments The 17th National & 5th International Iranian Biology Conference University of Bahonar, Kerman-IRAN, 4 - 7 September 2012. [Abstract ]