All Stories

  1. Urinary 5-HIAA as a Potential Diagnostic Marker in Acute Appendicitis: A Preliminary Report of Its Promising Role in Early Detection

    Article • Medicina, June 2025, MDPI AG

    Alper Gümüş

  2. Statistical insights into ethanol testing: demographic variations and laboratory performance – a core laboratory experience

    Article • Turkish Journal of Biochemistry, April 2025, De Gruyter

    Muhammed Emin DÜZ, Alper Gümüş

  3. Glucometer versus analyzer: comparable results with negligible clinical risk

    Article • Scandinavian Journal of Clinical and Laboratory Investigation, January 2025, Taylor & Francis

    Alper Gümüş

  4. Assessment of blood collection competency in phlebotomists: a survey study

    Article • Turkish Journal of Biochemistry, December 2024, De Gruyter

    Muhammed Emin DÜZ, Alper Gümüş

  5. Impact of CD40 (rs1883832) and CD40L (rs1126535) gene variants on laryngeal cancer susceptibility and their association with serum biomarker levels of sCD40 and sCD40L

    Article • PLOS One, December 2024, PLOS

    Alper Gümüş

  6. Hemolysis detection for ethanol measurement in whole blood samples before centrifugation: HemCheck device evaluation

    Article • Journal of Medical Biochemistry, January 2023, Centre for Evaluation in Education and Science (CEON/CEES)

    Alper Gümüş

  7. Investigation of Cardiovascular Disease and Metabolic Syndrome Risk with Copeptin in Psoriasis Patients: A Case-Control Study

    Article • Medical Bulletin of Haseki, June 2022, Journal of Clinical Research of Pediatric Endocrinology

    Alper Gümüş

  8. Interferograms plotted with reference change value (RCV) may facilitate the management of hemolyzed samples

    Article • Journal of Medical Biochemistry, June 2021, Centre for Evaluation in Education and Science (CEON/CEES)

    Alper Gümüş

  9. An important source of preanalytical error in medical laboratories: centrifugation

    Article • Turkish Journal of Biochemistry, February 2021, De Gruyter

    Alper Gümüş

  10. Effect of haemolysis on an enzymatic measurement of ethanol

    Article • Biochemia Medica, February 2021, Croatian Society for Medical Biochemistry and Laboratory Medicine

    Alper Gümüş

  11. The use of preanalytical quality indicators: a Turkish preliminary survey study

    Article • Clinical Chemistry and Laboratory Medicine (CCLM), October 2020, De Gruyter

    Bagnu ORHAN, Alper Gümüş

  12. TBS preanalytical phase working group survey study – preanalytical phase in coagulation laboratories

    Article • Turkish Journal of Biochemistry, August 2020, De Gruyter

    Alper Gümüş

  13. Evaluation of Receptor Activator of Nuclear Factor Kappa-B Ligand and Osteoprotegerin Levels in Patients with Type 2 Diabetes Mellitus Treated with Oral Anti-diabetics (Sulfonylurea and Metformin) or Insulin: Bone Tissue Perspective

    Article • March 2019, Journal of Clinical Research of Pediatric Endocrinology

    Alper Gümüş, Muhammed Emin DÜZ

  14. Evaluation of the relationship between Behcet’s disease and cardiovascular disorders through metabolic function and copeptin

    Article • Advances in Dermatology and Allergology, January 2019, Termedia Sp. z.o.o.

    Alper Gümüş

  15. Relationship of ADMA Levels with Cardiovascular Parameters in Patients with Peritoneal Dialysis: A Bioimpedance Analysis Study

    Article • Journal of Academic Research in Medicine, October 2018, AVES Publishing Co.

    Alper Gümüş

  16. Evaluation of Ethanol Interference on Routine Biochemical Tests

    Article • American Journal of Clinical Pathology, August 2018, Oxford University Press (OUP)

    Alper Gümüş

  17. The Diagnostic Value of Irisin in Patients with Acute Abdominal Pain: A preliminary study

    Article • Turkish Journal of Trauma and Emergency Surgery, January 2018, LookUs Bilisim, Ltd.

    Alper Gümüş

  18. Evaluation of biological variations in glucose and glycated hemoglobin levels in healthy individuals

    Article • Turkish Journal of Biochemistry, December 2017, De Gruyter

    Alper Gümüş, Cihan Coşkun, Muhammed Emin DÜZ

  19. Tissue Expressions of Soluble Human Epoxide Hydrolase-2 Enzyme in Patients with Temporal Lobe Epilepsy

    Article • World Neurosurgery, October 2017, Elsevier

    Alper Gümüş

  20. Concentrations of circulating adiponectin and adipocyte-fatty acid binding protein in patients with three-vessel coronary artery disease: a comparison with coronary lesion complexity as characterized by syntax score

    Article • Turkish Journal of Biochemistry, March 2017, De Gruyter

    Alper Gümüş, Cihan Coşkun

  21. Vascular Endothelial Growth Factor Levels in Rheumatoid Arthritis Patients

    Article • Turkish Journal of Biochemistry, February 2017, De Gruyter

    Alper Gümüş

  22. effect of CTLA-4 and CD28 gene variants gastric cancer

    Article • Turkish Journal of Biochemistry, January 2017, De Gruyter

    Alper Gümüş, Ammad Farooqi

  23. HbsAg and antiHCV seroprevalence in an Eastern province of Turkey

    Article • Cumhuriyet Medical Journal, March 2016, Cumhuriyet Medical Journal

    Alper Gümüş

  24. Evaluation of the Postmortem Glucose and Glycogen Levels in Hepatic, Renal, Muscle, and Brain Tissues: Is It Possible to Estimate Postmortem Interval Using These Parameters?

    Article • Journal of Forensic Sciences, August 2015, Wiley

    Alper Gümüş, Muhammed Emin DÜZ

  25. Evaluation of the Post-Mortem Superoxide Dismutase, Glutathione Peroxidase Activities and Malondialdehyde Level in Renal and Brain Tissues: Is it Possible to

    Article • Clinical Laboratory, January 2015, Clinical Laboratory Publications

    Alper Gümüş

  26. Pre-transplantation and post-transplantation serum bone alkaline phosphatase levels in renal transplant patients

    Article • Journal of Experimental and Clinical Medicine, September 2014, Ondokuz Mayis University

    Alper Gümüş, Muhammed Emin DÜZ

  27. Antierythropoietin Antibodies in Hemodialysis Patients Treated with Recombinant Erythropoietin

    Article • Turkish Nephrology Dialysis Transplantation, May 2014, Turkish Nephrology Dialysis Transplantation

    Alper Gümüş, Muhammed Emin DÜZ

  28. Batman Devlet Hastanesine Başvuran Kişilerde Hepatit ve HIV Serolojisinin Sonuçları

    Article • Viral Hepatitis Journal, April 2012, Journal of Clinical Research of Pediatric Endocrinology

    Alper Gümüş

  29. Thrombin-Activatable Fibrinolysis Inhibitor Levels in Patients with Non–Small-Cell Lung Cancer

    Article • Clinical Lung Cancer, March 2008, Elsevier

    Alper Gümüş

  30. Evaluation of Measurement Uncertainty of Glucose in Clinical Chemistry

    Article • Annals of the New York Academy of Sciences, April 2007, Wiley

    Alper Gümüş

  31. Hemodialysis and Protein Oxidation Products

    Article • Annals of the New York Academy of Sciences, April 2007, Wiley

    Alper Gümüş