Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SOHTA Yasuko and OHTA Tomoko and MASADA Masahiro,Purification and Some Properties of GTP Cyclohydrolase I from Spinach Leaves.,"Bioscience, Biotechnology, and Biochemistry",09168451,"Japan Society for Bioscience, Biotechnology, and Agrochemistry",1997,61,7,1081-1085,https://cir.nii.ac.jp/crid/1390282681453222656,https://doi.org/10.1271/bbb.61.1081