A part of his clinical fellowship training was done at the pediatric allergy/immunology program in Cincinnati Children's Hospital Medical Center, Cincinnati, OH. Prof. Özdemir's research areas are as follows: LAK-cell generation and cell-mediated cytotoxicity; human mast cell development and mast cell cytotoxicity; and apoptosis -related research. He was 1st place winner of Clemens Von Pirquet Award from ACAAI at ACAAI meeting in 2005 for the best research on allergy/asthma/immunology by a fellow in training. He has 45 international and 20 national publications, as well as 85 international and 25 national presentations. Currently, he is working as Chief of Pediatrics at the third clinic associated with the division of pediatric allergy/immunology at