خانه :: اساتید :: اخبار

بازدید:37197   بروزرسانی: 09-09-1403

Khosrow Khalifeh

Publications in Journals

International ISI56.  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 ISI55.  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 ISI54.  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 ISI53.  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 ISI52.  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 (2023PP. 147-156 DOI: 10.1142/S2737416523500084. 
International ISI51.  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) (2022PP. 357-371 DOI: 10.1016/B978-0-323-99127-8.00008-8. 
International ISI50.  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) (2022PP. 325-335 DOI: 10.1016/B978-0-12-822498-4.00025-7. 
International ISI49.  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 ISI48.  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 ISI47.  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 ISI46.  Mohammad Hossein Olyaee, Alireza Khanteymoori, khosrow khalifeh
A chaotic viewpoint-based approach to solve haplotype assembly using hypergraph model
PLOS ONE (2020PP. 1-22 DOI: 10.1101/2020.09.29.318907. 
International ISI45.  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 ISI44.  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 ISI43.  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 ISI42.  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 ISI41.  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 ISI40.  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 ISI39.  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 ISI38.  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 ISI37.  S. Akram Shirdel, Khosrow Khalifeh*
Thermodynamics of protein folding: methodology, data analysis and interpretation of data
European Biophysics Journal (2019PP. 1-12 DOI: 10.1007/s00249-019-01362-7. 
International ISI36.  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 ISI35.  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 ISI34.  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 ISI33.  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 ISI32.  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 ISI31.  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 (2018PP. 38-31 DOI: 10.1007/s00249-017-1226-6. 
International ISI30.  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 (2018PP. 49-57 DOI: 10.1007/s00249-017-1228-4. 
International ISI29.  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 ISI28.  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-ISI27.  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-ISI26.  Hanieh Moghaddasi, Khosrow Khalifeh, Amir-Hossein Darooneh
Distinguishing Functional DNA Words; A method for measuring clustering levels
Scientific Reports Vol. 7: 41543 (2017P. 8 DOI: 10.1038/srep41543. 
International-ISI25.  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-ISI24.  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-ISI23.  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-ISI22.  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-ISI21.  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-ISI20.  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-ISI19.  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 (2016PP. 292-287. 
International-ISI18.  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 (2016PP. 55-49 DOI: 10.1016j.saa.2016.01.020. 
International-ISI17.  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-ISI16.  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 (2014PP. 1-11 DOI: 10.1208/s12249-014-0192-x. 
International-ISI15.  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 (2013PP. 123-126.  [Abstract ]
International-ISI14.  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 (2013PP. 318-324.  [Abstract ]
International-ISI13.  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 (2011PP. 102-106.  [Abstract ]
International-ISI12.  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 (2011PP. 629-636.  [Abstract ]
International-ISI11.  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 (2007PP. 453-458.  [Abstract ]
International-ISI10.  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 (2010PP. 127-132.  [Abstract ]
International-ISI9.  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 (2007PP. 258-264.  [Abstract ]
International-ISI8.  Khosrow Khalifeh & Bijan Ranjbar
Application of quantum dots in quantitative proteomics for multiplex colour system assay
Medical Hypotheses Vol. 67 (1) Issue 2 (2006PP. 203-204. 
International ISI7.  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 (2005PP. 821-822. 
داخلي-ISC6.  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-ISC5.  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 (1398صفحات 709-717. 
داخلي-ISC4.  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 (1397صفحات 457-451. 
داخلي-ISC3.  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 (1397صفحات 417-425. 
داخلي-ISC2.  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 (1395صفحات 50-60. 
داخلي-ISC1.  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 (1392صفحات 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

3th International and 11th 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

3th International and 11th 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 
1st International and 9th 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.
18th National and 6th 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.
18th national and 6th 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.
13th 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.
13th 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.
13th Conferefnce 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
1st Tabriz International Life Science Conference and 12thIran 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
13th Iranian Congress of Biochemistry and 5th 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
13th Iranian congress of Biochemistry & 5th International congress of Biochemistry & Molecular Biology & 1st Symposium 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  ]