Education and Specialization
1986 Ege University Faculty of Medicine
1994 Cumhuriyet University Faculty of Medicine, Specialization
1995-2020 Kocaeli University Faculty of Medicine, Academic Activities

Experience
1994-1995 Yalvaç State Hospital, Chief Physician
1997-1998 Kocaeli University Vocational School of Health Services, Assistant Director
1997-2001 Kocaeli University Medical Journal, Assistant Editor
2001-2004 Kocaeli University Faculty of Medicine, Term VI Coordinator
2005-2009 Kocaeli University Karamürsel Gazanfer Bilge School of Physical Education and Sports, Director
2008-2012 Faculty of Medicine Term VI Coordinator
2007-2011 General Surgery Endoscopy Unit, Responsible Physician
Inguinal Hernia Workshop, Venice, Italy, 2002
Laparoscopic and Open Herniotomy Bilateral Workshop, Cologne, Germany, 2006
GIST and NET Workshop, Lisbon, Portugal, 2008
Masterclass Workshop “Laparoscopic Hernia Repair,” Baden-Baden, Germany, 2011

Professional Memberships
Member of the Turkish Surgical Association
Founding Member, President, and Member of the Kocaeli Surgical Association
Founding Member and Board Member of the Hernia Society
Member of the Colorectal Surgery Association
Member of the Hepatobiliary Surgery Association
Member of the Kocaeli Medical Chamber (Served as a Board Member for one term and Ethics Committee Member for one term)

Uluslararası hakemli dergilerde yayımlanan makaleler
Gonullu NN, Gonullu M, Utkan NZ, Dulger M, Gokgoz S, Karsli B.Postoperative retention of urine in general surgical patients.Eur J Surg. 1993, Mar;159(3):145-7.

·  Utkan T, Sarioglu Y, Utkan NZ, Gonullu NN, Yildirim MK.Vascular smooth muscle reactivity and endothelium derived relaxing factor in experimental obstructive jaundice.Arch Physiol Biochem. 1996;104(1):30-5.

·  Gonullu NN, Canturk NZ, Utkan NZ, Yidirir C, Dulger M.Factors affecting surgical mortality and morbidity in patients with obstructive jaundice. Mater Med Pol. 1998 Jan-Jun;30(1-2):6-11.

·  Gonullu NN, Dulger M, Utkan NZ, Canturk NZ, Alponat A.Prevention of postherniorrhaphy urinary retention with prazosin. Am Surg. 1999 Jan;65(1):55-8.

·  Nuh Zafer Cantürk, Nihat Zafer Utkan, Neşet Nuri Gönüllü, Gürdal Kırkali, Gülgün Oktay, Ender Düzcan, Yücel Yalman.: Hepatic damage and antioxidant treatment with allopurinol, ginkobiloba extract and alpha tococpherol in experimental thermal injury Int J Surg Sci 1999;6:14-18

·  Cubukcu A, Gonullu NN, Ercin C, Alponat A, Kaur AC, Canturk Z, Paksoy N.Imprint cytology in the diagnosis of Helicobacter pylori. Does imprinting damage the biopsy specimen?Acta Cytol. 2000 Mar-Apr;44(2):124-7.

·  Cubukcu A, Paksoy M, Gonullu NN, Sirin F, Dulger M.Traumatic rupture of the diaphragm.Int J Clin Pract. 2000 Jan-Feb;54(1):19-21.

·  Utkan ZN, Utkan T, Sarioglu Y, Gonullu NN.Effects of experimental obstructive jaundice on contractile responses of dog isolated blood vessels: role of endothelium and duration of bile duct ligation.Clin Exp Pharmacol Physiol. 2000 May-Jun;27(5-6):339-44.

·  Cubukcu A, Gonullu NN, Paksoy M, Alponat A, Kuru M, Ozbay O.The role of obesity on the recurrence of pilonidal sinus disease in patients, who were treated by excision and Limberg flap transposition. Int J Colorectal Dis. 2000 Jun;15(3):173-5.

·  Dulger M, Canturk NZ, Utkan NZ, Gonullu NN.Management of sigmoid colon volvulus. Hepatogastroenterology. 2000 Sep-Oct;47(35):1280-3.

·  Cubukcu A, Alponat A, Gonullu NN, Ozkan S, Ercin C.An experimental study evaluating the effect of Mitomycin C on the prevention of postoperative intraabdominal adhesions.J Surg Res. 2001 Apr;96(2):163-6.

·  –Utkan NZ, Canturk NZ, Gonullu N, Yildirir C, Dulger M.Surgical experience of hydatid disease of the liver: omentoplasty or capitonnage versus tube drainage. Hepatogastroenterology. 2001 Jan-Feb;48(37):203-7.

·  Cubukcu A, Gonullu NN, Arslan SA, Alponat A.Post-traumatic combined transdiaphragmatic intercostal and lumbar hernia.Int J Clin Pract. 2001 Apr;55(3):223-4.

·   Cubukcu A, Carkman S, Gonullu NN, Alponat A, Kayabasi B, Eyuboglu E.Lack of evidence that obesity is a cause of pilonidal sinus disease.Eur J Surg. 2001 Apr;167(4):297-8.

·  Cubukcu A, Alponat A, Gonullu NN.Mitomycin-C prevents reformation of intra-abdominal adhesions after adhesiolysis.Surgery. 2002 Jan;131(1):81-4.

·  Cubukcu A, Gonullu NN, Kacar SO, Alponat A, Paksoy N.Imprint cytology in the endoscopic diagnosis of gastrointestinal malignancies. Hepatogastroenterology. 2002 Jan-Feb;49(43):198-200.

·  Gonullu NN, Cubukcu A, Alponat A.Comparison of local and general anesthesia in tension-free (Lichtenstein) hernioplasty: a prospective randomized trial.Hernia. 2002 Mar;6(1):29-32.

·  Alponat A, Cubukcu A, Gonullu N, Canturk Z, Ozbay O.Is Minisite Cholecystectomy Less Traumatic? Prospective Randomized Study Comparing Minisite and Conventional Laparoscopic Cholecystectomies. World J Surg. 2002 Dec;26(12):1437-40

·  Yelimlieş B, Alponat A, Çubukçu A, Kuru M, Öz S, Erçin C, Gönüllü N. Carboxymethylcellulose coated on visceral face of polypropylene mesh prevents adhesion without impairing wound healing in incisional hernia model in rats. Hernia. 2003 Sep;7(3):130-3.

·  Gönüllü NN, Alponat A, Çubukçu A. Open tension-free Cooper ligament repair for femoral hernia. Int J Clin Pract. 2005 Sep;59(9):1008-10.

·  Malazgirt Z, Topgul K, Sokmen S, Ersin S, Turkcapar AG, Gok H, Gonullu N, Paksoy M, Ertem M. Spigelian hernias: a prospective analysis of baseline parameters and surgical outcome of 34 consecutive patients. Hernia. 2006 Aug;10(4):326-30.

·  Sarı A, Gonullu N, Tiryaki C, Yazıcıoğlu M, Kargı E, Gonullu E, Yirmibesoglu AO. Laparoscopic Nissen Fundoplication:Analysis of 162 patients. Int Surg 2016; 101: 98-103

·  Capoglu R, Tiryaki C, Kargi E, Gonullu E, Gonullu N, Ozbay O. Is  same-day inguinal hernia surgery Possible? Int Surg 2016; 101:137-143