Dr. Keita Nishiyama is an Associate Professor at the Tohoku University. From 2012 to 2015, he completed his Ph.D. at the Department of Animal Science, Kitasato University. Then, he became a Professor (Assistant) at the Department of Pharmacy, Kitasato University. In 2019, he served as a Lecturer at the Department of Microbiology and Immunology, Keio University School of Medicine. His research interests include lactic acid bacteria, carbohydrates, mucin, bacterial adhesion, probiotics, adhesion, etc.