Yoshihiko Umegae

Determination of Free and Total Catecholamines in Human Erythrocytes, Platelets and Plasma by High Performance Liquid Chromatography with Fluorescence Detection

Hitoshi Nohta, Akane Mitsui, Yoshihiko Umegae et al. · Analytical Sciences · 1986 · 18 citations · Full text

Fluorescence Detection, Health Sciences, Medicine +12

Determination of free and total catecholamines in human urine by HPLC with fluorescence detection

Hitoshi Nohta, Akane Mitsui, Yoshihiko Umegae et al. · Biomedical Chromatography · 1987 · 18 citations

Sulfate Form, Chemistry, Gas Chromatography +19

1,2-Diarylethylenediamines as pre-column fluorescence derivatization reagents in high-performance liquid chromatographic determination of catecholamines in urine and plasma.

Yoshihiko Umegae, Hitoshi Nohta, M Lee et al. · Chemical and Pharmaceutical Bulletin · 1990 · 16 citations · Full text

Chemistry, Medicinal Chemistry, 50-Microliters Injection Volume +16

1,2-Diarylethylenediamines as fluorogenic reagents for catecholamines

Yoshihiko Umegae, Hitoshi Nohta, Yosuke Ohkura · Analytica Chimica Acta · 1988 · 14 citations

Fluorogenic Reagents, Fluorous Synthesis, Organic Chemistry +2

Fully automated flow-injection system for quantifying 1,5-anhydro-D-glucitol in serum

Toshio Tanabe, Yoshihiko Umegae, Y Koyashiki et al. · Clinical Chemistry · 1994 · 12 citations