Mehmet Reşat Ceylan is an associate professor and doctor at the Department of Infectious Diseases and Clinical Microbiology, Harran University Faculty of Medicine. He completed his PhD studies in Major at the Van Yuzuncu Yil University Faculty of Medicine. His teaching disciplines include antimicrobials, hepatitis, HIV/AIDS, and brucellosis, and his interests include hepatitis, HIV/AIDS, and brucellosis.