Hitoshi Ohnuma

Two Distinct Subtypes of Hepatitis C Virus Defined by Antibodies Directed to the Putative Core Protein

Atsuhiko Machida, Hitoshi Ohnuma, Fumio Tsuda et al. · Hepatology · 1992 · 86 citations · Full text

Life Sciences, Infectious Diseases, Molecular Biology +14

Ongoing subclinical infection of hepatitis E virus among blood donors with an elevated alanine aminotransferase level in Japan

Yuhko Gotanda, Akiko Iwata, Hitoshi Ohnuma et al. · Journal of Medical Virology · 2007 · 76 citations

Life Sciences, Immunology, Infectious Diseases +17

Lengths of hepatitis B viremia and antigenemia in blood donors: preliminary evidence of occult (hepatitis B surface antigen–negative) infection in the acute stage

Akira Yoshikawa, Yuko Gotanda, Kiyoshi Minegishi et al. · Transfusion · 2007 · 68 citations

Medicine, Infectious Diseases, Microbiology +16

A solid-phase enzyme immunoassay for the determination of IgM and IgG antibodies against translation products of pre-S1 and pre-S2 regions of hepatitis B virus

Emiko Takai, Atsuhiko Machida, Hitoshi Ohnuma et al. · Journal of Immunological Methods · 1986 · 44 citations

Life Sciences, Biochemistry, Molecular Biology +9

The First Large‐Scale Nucleic Acid Amplification Testing (NAT) of Donated Blood Using Multiplex Reagent for Simultaneous Detection of HBV, HCV, and HIV‐1 and Significance of NAT for HBV

Hitoshi Ohnuma, Takeshi Tanaka, Akira Yoshikawa et al. · Microbiology and Immunology · 2001 · 36 citations · Full text

Medicine, Infectious Diseases, Molecular Biology +17