- 1993-1999 Düsseldorf University Gynecology Clinic Specialized Training
- 1984-1991 Istanbul University Cerrahpaşa Faculty of Medicine Medical Education
- 2023-2026 American Medical Center
- AIDS Epidemiology MHÖzörnek, S.Otrakçıer, A.Kaypmaz Science Dialogue Medical Journal 1991;4:2-8
- Immunological Infertility S.Şahmay, MHÖzörnek, T.Alper Journal of Gynecology and Obstetrics 1992;6:70-80
- IFN gamma and IL-10 levels in preembryo culture medium MHÖzörnek, P.Bielfeld, J.Krüssel, M.Moustafa, B.Mikat-Drozdzynski, U.Koldovsky, U.Kuhn Journal of Assisted Reproduction and Genetics, 1995;12:590-3
- Immuntherapie des habituellen Aborts U.Kuhn, MHÖzörnek Der Gynäkologe 1996;29:200-6
- Micromanipulation: A successful solution in male infertility. MH Özörnek, Jan S. Krüssel, Peter Bielfeld. Journal of Gynecology and Obstetrics 1996;10:181-4
- Interferon-gamma production by the human preimplantation embryo MH Özörnek, P. Bielfeld, JS Krüssel, S. Cupisti, RS Jeyendran, U. Koldovsky American Journal of Reproductive Immunology 1997;37:435-437
- The effect of antigamete antibodies on the success of assisted reproduction M. Moustafa, MH Özörnek, JS Krüssel, S. Cupisti, U. Koldovsky, P. Bielfeld Clinical and Experimental Gynecology and Obstetrics 1997;24:67-69
- Increased recovery of viable spermatozoa through oscillating centrifugation MH Özörnek, P. Bielfeld, RS Jeyendran Fertility Sterility 1998;70:712-71
- Immuntherapie bei Patientinnen mit habituellen Aborten MH Özörnek, B. Mikat-Drozdzynski, P. Bielfeld, J. Krüssel, S. Cupisti, U. Koldovsky Zentralblatt der Gynäkologie 1999;121:215
- Epidermal growth factor and leukemia inhibitory factor levels in follicular fluid. Association with in vitro fertilization outcome. MH Özörnek, P. Bielfeld, JS Krüssel, J. Hirchenhain, RS Jeyendran, U. Koldovsky Journal of Reproductive Medicine 1999;44:367-9
- Current Assisted Reproductive Techniques E. Ergin, MH Özörnek Turkish Journal of Family Medicine 1999; 3: 12-16
- Psychosomatic aspects of vulvodynia: Quantitative study with a comparison of the chronic pelvic pain syndrome and healing women R. Bodden-Heidrich, V. Küppers, M. Beckmann, H. Özörnek, I. Rechenberger, HG Bender Journal of Reproductive Medicine 1999;44:411-16
- A new CentriSwim procedure to increase the recovery of motile spermatozoa. P. Bielfeld, J. Babbo, H.M. Ozornek, J.S. Krussel, HC. Schuppe, BR. Hecht, R.S. Jeyendran Andrologia. 2001;33:356-9.
- Anesthesia applications in assisted reproductive techniques. B. Ongun, H. Özörnek T Klin Jinekol Obst 2003,13:266-270
- Administration of alternate day triptorelin for controlled ovarian hyperstimulation is cost effective. E. Karatekeli, H. Ozornek, H. Jamal, E. Ergin, B. Ongun Fertil Steril. 2006;85:518-9.
- Letrozole versus human menopausal gonadotrophin in women undergoing intrauterine insemination. A. Baysoy, H. Serdaroglu, H. Jamal, E. Karatekeli, H. Ozornek, E. Attar. Reprod Biomed Online. 2006;13:208-12.
- Is apolipoprotien E codon 112 polymorphisms associated with recurrent pregnancy loss? H. Özörnek, E. Ergin, RS. Jeyendran, AT. Özay, D. Pillai, C. Coulam Am J Reprod Immunol. 2010;64:87-92
- Reproducibility of a time-lapse embryo selection model based on morphokinetic data in a sequential culture media setting. E. Yalçınkaya, EG. Ergin, E. Calışkan, Z. Oztel, A. Ozay, H. Ozörnek. J Turk Ger Gynecol Assoc. 2014;15:156-60.
- Serum Oestradiol Pattern during Coasting is Different in Antagonist Cycles Compared with Long Agonist Cycles in In Vitro Fertilization. K. Elter, TA. Ozay, E. Ergin, MH. Ozornek. Balkan Med J. 2013;30:406-9.
- Frequency of embryo multinucleation detected by time-lapse system and its impact on pregnancy outcome. E.G. Ergin, E. Calişkan, E. Yalçinkaya, Z. Oztel, K. Cökelez, A. Ozay, HM. Ozornek. Fertile Sterile. 2014;102:1029-33.
- The risk of ectopic pregnancy following GnRH agonist triggering compared with hCG triggeringin GnRH antagonist IVF cycles S. Sahin, A. Ozay, E. Ergin, L. Turkgeldi, E. Kürüm, MH. Ozornek, Arch Gynecol Obstet. 2015;291:185-91.
- Live birth after transfer of a tripronuclear embryo: An intracytoplasmic sperm injection as a combination of microarray and time-lapse technology. E. Yalçınkaya, A. Özay, EG. Ergin, Z. Öztel, MH. Özörnek, Turk J Obstet Gynecol. 2016;13:95-98.
- Individual variation of the percentage of Y-chromosome bearing sperm content in human ejaculates. RS. Jeyendran, J. Graham, S. Tharma, M. Ivanovic, S. Levrant, HM. Ozornek, M.B. Fiddler, Syst Biol Reprod Med. 2021: 67:395-398.
- Demographic distributions and clinical results of assisted reproduction techniques in Turkey in 2019: A descriptive survey C. Benlioğlu, Y. Aydın, M. Bahceci, V. Baltacı, S. Bulgurcuoğlu, A. Demir, S. Dilbaz, E. Ergin, N. Fındıklı, H. Göksever Celik, İ. Guler, M. Işıkoğlu, S. Mumuşoğlu, M. Ozekinci, H. Ozornek, E. Şimşek, Y. Emre Şukur, G. Uncu, B. Urman, K. Vicdan, H. Yaralı, B. Balaban, B. Ata J Turk Ger Gynecol Assoc 2024; 25: 18-23.
- The effect of two different embryo culture media on birth weight of the offspring E. Ergin, Ö. Aslan, H. Özörne Anat J Obstet Gynecol Res 2024; 1:20-24.
- Time-Lapse Evaluation of Embryos in Non-Obstructive Azoospermia (NOA): High Rate of 1PN Fertilization and Rapid Embryo Development in TESE Compared to Ejaculated Sperm T. Irez, Y. Yazla Ozturk, F. Mammadova, S. Kinetli, M. Erguven, N. Dayioglu, H. Ozornek J Reprod Infertil. 2025; 26:3-10
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