Yoshihiro Ashihara

Colorimetry of angiotensin-I converting enzyme activity in serum.

Y. Kasahara, Yoshihiro Ashihara · Clinical Chemistry · 1981 · 245 citations

Life Sciences, Biochemistry, Pharmacology +16

Rapid and sensitive chemiluminescent enzyme immunoassay for measuring tumor markers

Isao Nishizono, Shinsuke Iida, N. Suzuki et al. · Clinical Chemistry · 1991 · 118 citations

Life Sciences, Biochemistry, Oncology +17

Modification of E. coli L-asparaginase with polyethylene glycol: Disappearance of binding ability to anti-asparaginase serum

Yoshihiro Ashihara, Takashi Kono, Shojiro Yamazaki et al. · Biochemical and Biophysical Research Communications · 1978 · 112 citations

Life Sciences, Biochemistry, Microbiology +3

MODIFICATION OF E. COLI ASPARAGINASE WITH 2,4-BIS(<i>O</i>-METHOXYPOLYETHYLENE GLYCOL)-6-CHLORO-<i>S</i>-TRIAZINE(ACTIVATED PEG2); DISAPPEARANCE OF BINDING ABILITY TOWARDS ANTI-SERUM AND RETENTION OF ENZYMIC ACTIVITY

Ayako Matsushima, Hiroyuki Nishimura, Yoshihiro Ashihara et al. · Chemistry Letters · 1980 · 81 citations

Life Sciences, Biochemistry, Microbiology +5

Sensitive enzyme-linked immunosorbent assay for adult T-cell leukemia-derived factor and normal value measurement

Hiroyuki Kogaki, Yuko Fujiwara, Akemi Yoshiki et al. · Journal of Clinical Laboratory Analysis · 1996 · 34 citations

Life Sciences, Immunology, Cancer Immunology +13