Affiliation: | 1. Department of Chemistry and Biotechnology, School of Engineering and Center for NanoBio Integration, The University of Tokyo, 7‐3‐1 Hongo, Bunkyo‐ku, Tokyo 113‐8656, Japan, Fax: (+81)?3‐5841‐7310;2. Laboratory of Analytical Chemistry, Department of Pharmaceutical Technology, Faculty of Pharmaceutical Sciences at Kagawa Campus, Tokushima Bunri University, Shido, Sanuki‐city 769‐2193, Japan;3. Responsible for cold‐spray‐ionization mass spectrometry. |