Masatake Iwasaki

Selective determination of guanine and its nucleosides and nucleotides by reaction with phenylglyoxal as a fluorogenic reagent

Masaaki Kai, Yosuke Ohkura, Sayuri Yonekura et al. · Analytica Chimica Acta · 1988 · 30 citations

Bioorganic Chemistry, Biochemistry, Gas Chromatography +8

3-Chloroformyl-7-methoxycoumarin as a fluorescent derivatization reagent for alcoholic compounds in liquid chromatography and its use for the assay of 17-oxosteroids in urine

Chizuko Hamada, Masatake Iwasaki, Naotaka Kuroda et al. · Journal of Chromatography B Biomedical Sciences and Applications · 1985 · 28 citations

Biochemistry, Medicine, Bioanalysis +9

Chemiluminescence determination of guanine and its nucleosides and nucleotides using phenylglyoxal

Masaaki Kai, Yosuke Ohkura, Sayuri Yonekura et al. · Analytica Chimica Acta · 1994 · 28 citations

Chemical Measurement, Biochemistry, Natural Sciences +7

High-performance liquid chromatography of N-terminal tryptophan-containing peptides with precolumn fluorescence derivatization with glyoxal

Masaaki Kai, Eijiro Kojima, Yosuke Ohkura et al. · Journal of Chromatography A · 1993 · 22 citations

Engineering, Biochemistry, Peptide Engineering +11

Determination of a Biguanide, Metformin, by High-Performance Liquid Chromatography with Precolumn Fluorescence Derivatization

M Ohta, Masatake Iwasaki, Masaaki Kai et al. · Analytical Sciences · 1993 · 22 citations

Biochemistry, Medicine, Bioanalysis +10