Degree	Program	University	Year
Medical Degree	Faculty of Medicine	Ankara University, Faculty of Medicine	1998
Speciality	General Surgery	Ege University, Faculty of Medicine	2005

Working Position	Working Place	Year
General Surgery Resident	Ege University Faculty of Medicine Department of General Surgery	2000-2006
Military Duty	Konya Military Hospital	2006-2007
General Surgeon	Izmir Hospital	2007-2008
Transplant Surgeon	Florence Nightingale Hospital, Department of Hepatobiliary Surgery and Organ Transplantation	2009-2011

A. List of Publications in SCI (Science Citation Index) and SCI-Expanded Journals

A1- Living Donor Right Lobe Liver Transplantation As a Treatment for Alveolar Echinococcosis: Report of Three Cases.
Baha Tolga Demirbas, Murat Akyildiz, Onur Yaprak, Gulen Dogusoy, Murat Dayangac, Yildiray Yuzer, Yaman Tokat
Hepatogastroenterology, 2011 (Accepted- In print)

A2- Successfull Treatment of Severe Hepatorenal Syndrome with Living Donor Liver Transplantation.
Baha Tolga Demirbas, Turgut Piskin, Onur Yaprak, Murat Dayangac, Levent Oklu, Yildiray Yuzer, Yaman Tokat
Hepatogastroenterology, 2011 (Accepted- In print)

A3- Utilization of Elderly Donors in Living Donor Liver Transplantation: When More is Less?
Murat Dayangac, Burcin Taner, Onur Yaprak, Tolga Demirbas, Deniz Balci, Yaman Tokat, Yildiray Yuzer
Liver Transplantation, 2011; 17: 548-555.

A4- Analysis of Right Lobe Living Donor Liver Complications: A Single Center Experience
Onur Yaprak, Murat Dayangac, Tolga Demirbas, Babek Tabandeh, Yildiray Yuzer, Yaman Tokat
Experimental and Clinical Transplantation, 2011; 1: 56-59.

A5- Use of Livers from Hepatitis B Core Antibody Positive Donors In Living Donor Liver Transplantation.
Onur Yaprak, Murat Dayangac, Deniz Balci, Tolga Demirbas, Yildiray Yuzer, Yaman Tokat
Hepatogastroenterology, 2010; 57: 1268-1271.

A6- Mesenteric fibromatosis of the colon and fibromatosis of the abdominal wall. Report of two cases
Onur Yaprak, Tolga Demirbas, Muge Tuncyurek, Mustafa Yilmaz
The American Journal of Case Reports, 2008; 9: 15-18.

A7- Mechanical Bowel Obstruction due to colonic hemangioma. Report of a case.
Tolga Demirbas, Necdet Guler, Cemil Calıskan, Barış Gurcu, Basak Doganavsargil, Mustafa Korkut.
Turkish Journal of Gastroenterology 2006, 17 (4): 305-307.

A8- Low-dose Hepatitis B Immune Globulin and Higher-dose Lamivudine Combination to Prevent Hepatitis B Virus Recurrence After Liver Transplantation.
Zeki Karasu, Tijen Ozacar, Murat Akyıldız, Tolga Demirbas, Cigdem Arikan, Arzu Kobat, Ulus  Akarca, Galip Ersoz, Fulya Gunsar, Yucel Batur, Yaman Tokat.
Antiviral Therapy 2004; 9: 921-927.

A9- Liver Transplantation in a Patient with Budd-Chiari Syndrome Secondary to Factor V Leiden Mutation.
Zeki Karasu, Deniz Nart, Elif Lebe, Tolga Demirbas, Ahmet Memis, Murat Kilic, Yaman Tokat.
Transplantation Proceedings 2003; 35: 3008-3010.

A10- Hemophagocytic Syndrome After Living-Related Liver Transplantation.
Zeki Karasu, Murat Kilic, Seckin Cagirgan, Elif Lebe, Funda Yilmaz, Tolga Demirbas, Yaman Tokat.
Transplantation Proceedings 2003: 35; 1482-1484.

A11- Donor Safety in Adult-to-adult Living Donor Liver Transplantation.
Murat Zeytunlu, Gokhan Icoz, Murat Kilic, Tolga Demirbas, Yaman Tokat, Yildiray Yuzer.
Transplantation Proceedings 2003: 35; 1430-1432.

B. List of Publications in the National Journals:

B1- The Analysis of Right Lobe Living Donor Liver Transplantations: A Single Center Experience
Onur Yaprak, Murat Dayangac, B. Tolga Demirbas, Necdet Guler, Yildiray Yuzer, Yaman Tokat
Ulusal Cerrahi Dergisi (National Journal of Surgery), 2011 (In print)

B2- The Factors affecting Perioperative Mortality in Living-Donor Liver Transplantation:
Onur Yaprak, Necdet Guler, Murat Dayangac, B. Tolga Demirbas, Yildiray Yuzer, Yaman Tokat
Ulusal Cerrahi Dergisi (National Journal of Surgery), 2011; 27(1): 6-9.

B3- The Effect of Somatostatin to Inflammatory Mediators in Plasma and Bronchoalveolary Fluid in Experimental Sepsis and ARDS Model
Erhan Akgun, Demet Agras, Tolga Demirbas, Murat Kapkac.
Izmir Atatürk Eğitim Hastanesi Tıp Dergisi (Izmir Teaching Hospital Journal of Medicine 2003; 41 (4):245-249.

 

C. Oral and Poster Presentations in the International Meetings:

1- Which Incision Is Better For Living Donor Right Hepatectomy? Midline, J-shaped or Mercedes?
Baha Tolga Demirbas, Fusun Bulutcu, Yildiray Yuzer, Murat Dayangac, Onur Yaprak, Yaman Tokat
2011 Joint International Congress of ILTS, ELITA and LICAGE, June 22-25, 2011, Valencia, SPAIN.

2- A Single Center Experience: Treatment of HCC With Transplantation, Prognostic Factor Analysis
Yildiray Yuzer, Onur Yaprak, Murat Dayangac, Levent Yalcin, Fusun Bulutcu, Tolga Demirbas, Necdet Guler, Refik Killi, Yaman Tokat
Two Days Programme with World's Leaders in HCC Management. 7th Meeting 14-15 Januray 2011. Paris, FRANCE.

3- Right Lobe Liver Transplantation using Hyperbilirubinemic Donors
Baha Tolga Demirbas, Turgut Piskin, Taner Orug, Murat Dayangac, Onur Yaprak, Yildiray Yuzer, Yaman Tokat
International Liver Transplant Society 16th Annual International Congress, June 16-19, 2010, Hong Kong, CHINA..

4- Utilization of Elderly Donors in Living Donor Liver Transplantation: When more is less?
Murat Dayangac, Burcin Taner, Deniz Balci, Onur Yaprak, Tolga Demirbas, Yaman Tokat, Yildiray Yuzer
International Liver Transplant Society 16th Annual International Congress, June 16-19, 2010, Hong Kong, CHINA.

5- Hilar Variations in 200 Living Liver Donors
Onur Yaprak, Cihan Duran, Tolga Demirbas, Murat Dayangac, Taner Orug, Yildiray Yuzer, Yaman Tokat
International  Liver Transplant Society 16th Annual International Congress, June 16-19, 2010, Hong Kong, CHINA.

6- Analysis of Right Lobe Living Liver Donor Complications: Single Center Experience
Onur Yaprak, Murat Dayangac, Baha Tolga Demirbas, Babek Tabandeh, Yildiray Yuzer, Yaman Tokat
Bulgarian National Congress of Surgery, 2010.

7- Gastrointestinal Stromal Tumors of the Stomach
Adem Guler, Erdinc Elevli, Tolga Demirbas
6th International Gastric Cancer Congress, May 4-7, 2005, Yokohama, Japan.

8- Surgical outcome of right liver lobe preparation in living donors with and without middle hepatic vein.
Tolga Demirbas, Yildiray Yuzer, Murat Zeytunlu, Murat Cag, Murat Kilic, Yaman Tokat.
American Transplant Congress. Boston, Massachussetts. May 15-19, 2004.
AMERICAN JOURNAL OF TRANSPLANTATION 4: 174-174 53 Suppl. 8 2004

9- Mesenteric Infarction as a complication of abdominal aortic aneurysm surgery.
Gokhan Icoz, Tolga Demirbas, Tahir Yagdi, Ozer Makay, Gokhan Unsal, Ali Koyuncu.
5th European Congress of Trauma and Emergency Surgery in Istanbul, Turkey. October 1-5, 2002.

10- Laparoscopic staging for gastric cancer.
Adem Guler, Murat Zeytunlu, Yuksel Karakose, Demet Agras, Tolga Demirbas.
12th World Congress of the International Association of Surgeons and Gastroenterologists. October 2002.

11- Right lobe living donors for adult to adult liver transplantation.
Murat Zeytunlu, Yildiray Yuzer, Gokhan Icoz, Tolga Demirbas, Yaman Tokat.
19th International Congress of the Transplantation Society, 25-30th August 2002, Miami, USA.

12- Optimal venous drainage for right lobe living donor liver grafts.
Yaman Tokat, Murat Zeytunlu, Gokhan Icoz, Murat Kilic, Tolga Demirbas, Yildiray Yuzer.
19th International Congress of the Transplantation Society, 25-30th August 2002, Miami, USA.

13- Prophylaxis of posttransplant HBV:Lower doses of HBIG with higher doses of Lamivudine. Zeki Karasu, Murat Kilic, Tijen Ozacar, Elif Lebe, Tolga Demirbas, Cigdem Arikan, Arzu Kobat, Murat Akyildiz, Ulus Akarca, Yucel Batur, Yaman Tokat.
Liver Transplantation 9 (6): C43-C43 171 jun 2003

14-The limit for residual donor hepatic volume in adult to adult right lobe living liver transplantation.
Murat Zeytunlu, Murat Kilic, Tolga Demirbas, Yaman Tokat, Yildiray Yuzer.
Liver Transplantation 9 (6): C64-C64 253 Jun 2003

15- Biochemical and radiologic predictors of hepatic steatosis in living liver donors
Zeki Karasu, Murat Kilic, Deniz Nart, Arzu Kobat, Ulus Akarca, Sema Aydogdu, Tolga Demirbas, Murat Akyildiz, Cigdem Arikan, Yaman Tokat.
Liver Transplantation 9 (6): C82-C82 325 Jun 2003

16- Predictors of hepatic steatosis in living liver donors.
Zeki Karasu, Yaman Tokat, Deniz Nart, Arzu Kobat, Ulus Akarca, Tolga Demirbas, Murat Akyildiz, Cigdem Arikan, Yucel Batur.
Journal of Hepatology 38: 149-149 512 Suppl. 2, Apr 2003

17- Posttransplantation HBV vaccination: Not an effective strategy in the prophylaxis of HBV recurrence.
Zeki Karasu, Yaman Tokat, Ulus Akarca, Arzu Celebi, Cigdem Arikan, Murat Kilic, Deniz Nart, Tijen Ozacar, Tolga Demirbas, Murat Akyildiz,  Yucel Batur.
Journal of Hepatology 38: 149-149 513 Suppl. 2, Apr 2003