Kiyoshi OGAWA

Structural determination of geometrical isomers of microcystins LR and RR from cyanobacteria by two-dimensional NMR spectroscopic techniques

Kenichi Harada, Kiyoshi OGAWA, Kenji Matsuura et al. · Chemical Research in Toxicology · 1990 · 150 citations

Life Sciences, Chemistry, Toxicology +12

Transparent carbon film prepared by mass-separated negative-carbon-ion-beam deposition

Junzo Ishikawa, Y. Takeiri, Kiyoshi OGAWA et al. · Journal of Applied Physics · 1987 · 138 citations

Natural Sciences, Materials Engineering, Materials Science +15

Visualization of Volatile Substances in Different Organelles with an Atmospheric-Pressure Mass Microscope

Takahiro Harada, Akiko Yuba-Kubo, Yuki Sugiura et al. · Analytical Chemistry · 2009 · 135 citations

Pharmacy, Biochemistry, Chemistry +16

Microcystins from Anabaena flos-aquae NRC 525-17

Ken‐ichi Harada, Kiyoshi OGAWA, Yukio Kimura et al. · Chemical Research in Toxicology · 1991 · 126 citations

Pharmacy, Biochemistry, Toxicology +17

Isolation of two toxic heptapeptide microcystins from an axenic strain of Microcystis aeruginosa, K-139

Ken‐ichi Harada, Kiyoshi OGAWA, Kenji Matsuura et al. · Toxicon · 1991 · 104 citations

Life Sciences, Microbiology, Toxicology +9