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Dr. Mehmet Alp Tavas is a dental specialist with advanced degrees from Ege University and the University of Manchester. He completed both his Master’s and PhD in Dentistry. He worked as a Consultant Faculty Member at Queen Dental Center from 2000 to 2012. He has also served as a faculty member at İstanbul Medipol University and İstinye University.

Dr. Tavas has made important contributions to dental research. He has conducted studies on orthodontic bonding agents and enamel surface treatments. His work has been published in journals such as IRCS Medical Science and the British Journal of Orthodontics. These publications highlight his influence in dental science and education.

Areas of Interests

• Rhinoplasty
• Functional Nose Surgery
• Pediatric ENT Diseases

Education

• Hacettepe University English Faculty of Medicine
• Şişli Hamidiye Etfal Training and Research Hospital Ear Nose Throat Diseases

Experience

• Muş Bulanık State Hospital / Compulsory Service / 2016-2017
• Central Hospital Kozyatağı / 2017-2018
• University of Health Sciences Sultan Abdulhamid Han Training and Research Hospital / 2018-2022
• Istanbul Health and Technology University / 2022-Present

Areas of Interests

• Demyelinating Diseases and MS
• Peripheral Neuropathy and Motor Neuron Disease (ALS)
• Neuromuscular Junction Diseases (MG)

Education 

• M.Sc. Faculty of Medicine, Ondokuz Mayıs University  1990
• Specialization in Medicine  Neurology,  Ankara Training and Research Hospital 1997
• Minor Specialization  Clinical Neurophysiology, Medical Specialization Board 2011

Experience

• Doctor MoH Kastamonu and Samsun Health Center No. 7 1990-1992
• Dr. Res.Assist. Ankara Training and Research Hospital Neurology Clinic 1992-1997
• Assoc. Dr. Abant İzzet Baysal University Düzce Faculty of Medicine 1999-2006
• Assoc.Dr. Duzce University Faculty of Medicine 2007-2011
• Prof.Dr  Duzce University Faculty of Medicine  2011-

Areas of Interests

• General Urology
• Andrology
• Functional Urology

Education

• Selim Sırrı Tarcan Primary School
• Sisli Terakki High School
• 19 Mayıs University Faculty of Medicine / Urology

Experience

• Liv Hospital Vadistanbul
• Memorial Şişli Hospital Urology
• Şebinkarahisar State Hospital Chief Physician

Research

• Oxidative with Resistive Index in Varicocele
• Relationship Between Stress Factors

Publications

• Effectiveness of Flexible Uteronoscopy and Laser Lithotripsy for Multiple Unilateral
• Ontrarenal Stones Smaller Than 2 cm

Through rigorous training and practical experience, they have developed a deep understanding of Urology, earning recognition for their diagnostic skills and effective treatment approaches. Dr. Ahmet Tevfik Albayrak is a distinguished member of the European Society for Sexual Medicine (ESSM), a testament to their expertise and dedication in the field of sexual health. As a member of the ESSM, Dr. Ahmet Tevfik Albayrak remains connected to a network of professionals dedicated to advancing the field of sexual medicine. Their contributions to research, education, and clinical practice have earned them recognition from their peers and gratitude from the patients they serve. Furthermore, through their involvement with the ESSM, Dr. Ahmet Tevfik Albayrak stays abreast of the latest developments in sexual medicine, ensuring that they are equipped with the knowledge and skills needed to provide the highest quality of care to their patients. Their commitment to excellence and their compassionate approach to patient care continue to make a meaningful impact on the field of sexual health.

Dr. Gamze Baykan Ozguc is a gynecologist and obstetrician with expertise in advanced women’s health. She is skilled in colposcopic, laparoscopic, hysteroscopic, and urogynecological surgeries. Dr. Ozguc offers minimally invasive procedures that support faster recovery and better outcomes for her patients.

She is certified in both Active Birth and Emergency Obstetric Care. Dr. Ozguc combines natural birthing methods with modern emergency care to provide safe and personalized delivery experiences. She is also trained in aesthetic and functional gynecology, helping women improve their confidence and quality of life.

Dr. Ozguc has worked at respected institutions, including Liv Hospital Ulus and Taksim Training and Research Hospital. She is a member of TJOD, TSRM, and the Turkish Perinatology and Urogynecology Associations. Her certifications include fetal medicine ultrasound, fractional CO₂ laser, and advanced surgical techniques. Dr. Ozguc is committed to ongoing professional development.

Dr. Eylem Karatay is a gastroenterologist and Associate Professor with international training. She specializes in advanced endoscopic techniques, including EMR, ESD, and EUS. Dr. Karatay received hands-on training at Johns Hopkins University in the USA and Korea University. She focuses on minimally invasive procedures for early-stage gastrointestinal tumors.

Dr. Karatay has published 16 international articles and written 3 book chapters. She has also presented 23 scientific papers at national and international congresses. She has strong experience in treating Inflammatory Bowel Diseases, esophageal motility disorders, viral hepatitis, and functional GI syndromes such as reflux and IBS.

Her work is recognized by leading medical associations. Dr. Karatay continues to contribute to the field of gastroenterology through both clinical practice and academic research.

Prof. Dr. Emre Sivrikoz is a FEBS-certified colorectal surgeon with international training. He completed fellowships at the University of Southern California and St Mark’s Hospital in London through an ESCP scholarship. He holds the Fellow of the European Board of Surgery in Coloproctology, a distinction earned by few surgeons in Europe.

Dr. Sivrikoz specializes in minimally invasive colorectal surgery. He is experienced in advanced laparoscopic and robotic procedures, such as proctocolectomy with J-pouch and extralevator abdominoperineal resection. These techniques help improve safety and recovery times for cancer surgery. He has published over 30 articles in international journals and has presented at more than 20 global surgical congresses.

Besides his work in colorectal surgery, Dr. Sivrikoz is skilled in hernia repair, gallbladder surgery, thyroid surgery, and advanced proctology laser procedures. He has a strong academic background from Istanbul Erkek Lisesi in Germany and brings extensive international experience to his practice.

Prof. Dr. Tülin Tiraje Celkan is a respected pediatric hematology-oncology specialist with 28 years of experience. She has published over 130 scientific articles, including 133 listed in PubMed. She has also written and edited several reference books in her field.

Dr. Celkan served as President of the Turkish Pediatric Hematology Society from 2017 to 2019. During this time, she helped shape national standards for pediatric blood disease care. She trained many specialists during her 28 years at Istanbul University Cerrahpaşa. She now works at Vadi Liv Hospital and İstinye University.

Her expertise includes rare and complex conditions such as Fanconi anemia, Blackfan-Diamond syndrome, childhood thrombosis, and AVMs. Dr. Celkan is a member of SIOP and has worked with international teams, including at VU University Amsterdam.

Prof. Dr. Selami Sozubir is a pediatric surgeon and pediatric urologist. He specializes in pediatric genitourinary reconstructive surgery, hypospadias, congenital urinary system abnormalities, pediatric abdominal surgery, oncological surgery, and newborn surgery. He has published 43 international and 34 national articles. His academic work has earned him an h-index of 16.

Dr. Sozubir has received several awards for his contributions to medical science. He is a member of the Pediatric Surgery Association, Pediatric Urology Association, and European Pediatric Urology Association. His memberships show his dedication to high standards in pediatric surgical care.

Prof. Dr. Makbule Eren is an expert in Pediatric Gastroenterology and Hepatology with more than 20 years of experience. She founded and led the Pediatric Gastroenterology and Hepatology Department at Eskişehir Osmangazi University. Her work has helped improve pediatric digestive health in Turkey.

She became an Associate Professor in 2011 and was promoted to Professor in 2016. Dr. Eren expanded her knowledge in motility and swallowing disorders as a guest professor at Columbia University’s Morgan Stanley Children’s Hospital in New York.

She is known for her skill in minimally invasive pediatric endoscopy. Dr. Eren has performed many diagnostic and therapeutic procedures. She is a founding member of the Eskişehir Celiac Life Association. She speaks English and German, which helps her care for international patients. Dr. Eren currently works at Istinye University and Liv Hospital.

Education and Expertise

1988: Istanbul University Cerrahpaşa Faculty of Medicine, Medical Education, Istanbul

1996: Haydarpaşa Numune Training and Research Hospital, Brain and Neurosurgery Clinic, Neurosurgery Specialist Training, Istanbul

Experience

1989 to 1996: Haydarpaşa Numune Training and Research Hospital, Brain and Neurosurgery Clinic, Assistant Doctor, Istanbul

1996 to 1999: Private Respect Hospital, Specialist Doctor and Chief Physician, Istanbul

2000 to 2002: Bakırköy Mental and Neurological Diseases Training and Research Hospital, 1st Neurosurgery Clinic, Specialist Doctor, Istanbul

2002 to 2010: Ministry of Health Pendik State Hospital, Specialist Doctor, Istanbul

2008 to 2009: Participation in "Spinal Surgery Program" at Istanbul American Hospital Neurosurgery Clinic. Fellowship Days: 01.05.2008 - 31.12.2009

2010 to 2011: University of California Los Angeles (UCLA), Santa Monica Hospital Center for Spinal Surgery (Comprehensive Spine Center), Researcher (Fellow), California, USA

2011: Associate Professor

2014: Virginia University Faculty of Medicine, Department of Brain and Neurosurgery, Visiting Faculty Member, Charlottesville, Virginia, USA

2012 to 2016: Istanbul Medeniyet University Faculty of Medicine, Department of Brain and Neurosurgery, Istanbul

2016 to 2018: Vital Fulya Plaza, Fulya/Beşiktaş/Istanbul

Professional Memberships

-Turkish Neurosurgery Association
-Turkish Neurosurgery Association, Spinal and Peripheral Nerve Surgery Teaching and Training Group
-Turkish Spine Association
-AO Spine International
-Society for Minimal Intervention in Spinal Surgery
-Turkish Neurosurgery Association, Surgical Neurosurgery Group
-Scoliosis Research Society (SRS)

 

Specialization: Prosthetic Dental Treatment

Areas of Interest

-Digital Dentistry

-Oral Implantology

-Zirconium Coating

-CAD-CAM Restorations

-Ceramic Applications

Education

2012 – DDS, Yeditepe University Faculty of Dentistry

2017 – Ph.D., Prosthetic Dentistry, Hacettepe University

Professional Experience

2013 to 2017 – Research Assistant, Department of Prosthodontics, Hacettepe University

2018 to 2022 – Lecturer, Faculty of Dentistry, Biruni University

Courses & Certifications

Trainer’s Training Certificate – Biruni University

Scientific Meeting – ITI Türkiye & Azerbaijan Department (2020)

Biostatistics Methods Certificate – Biruni University

Professional Memberships

-Turkish Dental Association (TDB)

-European Association for Osseointegration (EAO)

-International Team for Implantology (ITI)

-Turkish Prosthodontics and Implantology Association (TPID)

Selected Research & Publications

Fracture resistance of single-unit implant-supported crowns: Effect of prosthetic design and restorative material. Journal of Prosthodontics, 2021.

Effect of printing orientation on fracture strength of 3-unit interim fixed prostheses after aging. Journal of Dentistry, 2022.

Effect of surface characterization on cell proliferation after laser coating of titanium alloy surfaces. Surface & Coatings Technology, 2021.

Education and Expertise

2005 – Akdeniz University, Faculty of Medicine, Medical Education

2011 – Istanbul Göztepe Training and Research Hospital, Ophthalmology Specialization

Specialization Thesis: Our Grid Laser Results in the Treatment of Diabetic Macular Edema

Experience

Erzincan State Hospital

Mengücek Gazi Training and Research Hospital

Gebze Fatih State Hospital

Tuzla State Hospital

Courses and Certificates

56th TOD National Congress

ESCRS (The European Society of Cataract and Refractive Surgeons)

7th TOD Live Surgery Symposium

Cataract and Refractive Surgery Skills Transfer Course

Cataract and Refractive Surgery Live Applications

Professional Memberships

-Turkish Ophthalmology Association

-Turkish Medical Association, Istanbul Chamber

Education and Expertise

09/2001 to 07/2008 – Marmara University, School of Medicine

02/2009 to 06/2014 – Kocaeli University, School of Medicine, Department of Obstetrics and Gynecology

Experience

09/2008 to 02/2009 – Sultançiftliği Health Clinic, Istanbul

06/2014 to 01/2016 – Khorasan State Hospital

02/2016 to 2019 – Health Science University, Ümraniye Education and Research Hospital, Department of Obstetrics and Gynecology

03/2019 to 04/2023 – Acıbadem Maslak Hospital, IVF Center

Foreign Experience

01/05/2012 to 15/06/2012 – Yale University, School of Medicine, Department of Obstetrics, Gynecology, and Reproductive Sciences, Section of Maternal-Fetal Medicine, New Haven, Connecticut

23/09/2013 to 04/10/2013 – Nezhat Medical Center, Atlanta Center for Special Minimally Invasive Surgery & Reproductive Medicine, Georgia, Atlanta

Education & Expertise

1995 to 2001 | Ege University Faculty of Medicine – Medical Education

2001 to 2006 | Dokuz Eylül University Faculty of Medicine – Internal Medicine Specialization

2008 to 2011 | Göztepe Training and Research Hospital – Gastroenterology Subspecialty

2014 | Ümraniye Training and Research Hospital – Associate Professor of Gastroenterology

2021 | University of Health Sciences – Professor

Professional Experience

2007 | Nusaybin State Hospital – Internal Medicine Specialist (Civil Service Obligation)

2011 to 2014 | Ümraniye Training and Research Hospital – Gastroenterology Specialist

2014 to 2017 | Ümraniye Training and Research Hospital – Associate Professor of Gastroenterology

2017 to 2021 | Health Sciences University – Associate Professor of Gastroenterology

2015 to 2021 | Ümraniye Training and Research Hospital Gastroenterology Clinic – Clinic Chief

2021 to 2022 | University of Health Sciences – Professor of Internal Medicine and Gastroenterology

2015 to 2022 | Genomic Laboratory (GLAB) Coordinator, Istanbul Provincial Health Directorate

2014 to 2021 | Northern Clinics of Istanbul Journal (indexed in WoS and PubMed) – Founding Editor

2021 to Present | Turkish Liver Research Association – Board Member

2022 to Present | Hepatology Bulletin Journal – Editor

2019 to Present | Hepatology Forum Magazine – Editor

2016 to Present | World Journal of Hepatology – Editor

International Experience

1999 | Trainee Doctor, Regional Infectious Diseases Unit, Western General Hospital, Edinburgh, UK

2000 | Trainee Doctor, Cardiology Unit, North Manchester General Hospital, Manchester, UK

2005 | Assistant Doctor, Regional Infectious Diseases Unit, Western General Hospital, Edinburgh, UK

Professional Memberships

Turkish Gastroenterology Association

Turkish Liver Research Association

EASL – European Association for the Study of Liver

APASL – Asian Pacific Association for the Study of Liver

AAAS – American Association for the Advancement of Science

Awards & Recognitions

2013 | Liver Fibrosis Pathways in Chronic Hepatitis B: A Comparative Proteomic Study – Gilead Fellowship Award

2014 | Liver Fibrosis Pathways in Chronic Hepatitis B: A Comparative Proteomic Study – Viral Hepatitis Fight Association Project Support Award

2014 | The Relationship between Spontaneous Seroconversion and Toll-Like Receptor Gene Polymorphism in Hepatitis B Infection – Turkish Gastroenterology Association, Best Poster Second Prize

2015 | Research on Damage Pathways in Liver Tissue in Chronic Hepatitis B: A Comparative Proteomic Study – Turkish Gastroenterology Association, Best Oral Presentation Third Prize

2016 | Investigations of the EGF and Its Receptor EGFR Gene Variants in Ulcerative Colitis – XV Euroasian Congress of Gastroenterology and Surgery, Best Oral Presentation Third Prize