Keiji W. Matsubayashi

Tokyo, Japan

Last Updated: 09/26/2026

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Found 47 publications

Transfusion-transmitted bacterial infection risk due to the proliferation of psychrotrophic bacterial species in RBCs and their difficulty in detection.

Transfusion-transmitted bacterial infection risk due to the proliferation of psychrotrophic bacterial species in RBCs and their difficulty in detection.

Journal: Transfusion

Published: October 23, 2024

The first case of transfusion-transmitted hepatitis B virus genotype I in Japan.

The first case of transfusion-transmitted hepatitis B virus genotype I in Japan.

Journal: Transfusion

Published: July 23, 2024

Risk of transfusion-transmitted infection with severe acute respiratory syndrome coronavirus 2 from blood donors in Japan.

Risk of transfusion-transmitted infection with severe acute respiratory syndrome coronavirus 2 from blood donors in Japan.

Journal: Transfusion

Published: June 18, 2023

Universal nucleic acid donor screening revealed epidemiological features of hepatitis E and prevented transfusion-transmitted infection in Japan.

Universal nucleic acid donor screening revealed epidemiological features of hepatitis E and prevented transfusion-transmitted infection in Japan.

Journal: Transfusion

Published: June 12, 2023

Efficacy of convalescent plasma therapy for COVID-19 in Japan: An open-label, randomized, controlled trial.

Efficacy of convalescent plasma therapy for COVID-19 in Japan: An open-label, randomized, controlled trial.

Journal: Journal of infection and chemotherapy : official journal of the Japan Society of Chemotherapy

Published: February 19, 2023

Two cases of Streptococcus dysgalactiae subspecies equisimilis infection transmitted through transfusion of platelet concentrate derived from separate blood donations by the same donor.

Two cases of Streptococcus dysgalactiae subspecies equisimilis infection transmitted through transfusion of platelet concentrate derived from separate blood donations by the same donor.

Journal: Vox sanguinis

Published: February 17, 2023

Marked reduction in the incidence of transfusion-transmitted hepatitis B virus infection after the introduction of antibody to hepatitis B core antigen and individual donation nucleic acid amplification screening in Japan.

Marked reduction in the incidence of transfusion-transmitted hepatitis B virus infection after the introduction of antibody to hepatitis B core antigen and individual donation nucleic acid amplification screening in Japan.

Journal: Transfusion

Published: February 15, 2023

Transfusion-transmitted HBV infection with isolated anti-HBs-positive blood.

Transfusion-transmitted HBV infection with isolated anti-HBs-positive blood.

Journal: Transfusion

Published: February 06, 2023

Performance evaluation of in vitro diagnostic kits for hepatitis B virus infection using the regional reference panel of Japan.

Performance evaluation of in vitro diagnostic kits for hepatitis B virus infection using the regional reference panel of Japan.

Journal: Virology journal

Published: January 24, 2023

Calibrating Hepatitis E Virus Serological Assays Using Asymptomatic Specimens Obtained in Japan.

Calibrating Hepatitis E Virus Serological Assays Using Asymptomatic Specimens Obtained in Japan.

Journal: Microbiology spectrum

Published: September 20, 2022

Evaluation of human T-cell leukemia virus in vitro diagnostics using plasma specimens collected in Japan.

Evaluation of human T-cell leukemia virus in vitro diagnostics using plasma specimens collected in Japan.

Journal: BMC infectious diseases

Published: July 22, 2022

Seroepidemiology of hepatitis A virus infection in Japan: An area of very low endemicity.

Seroepidemiology of hepatitis A virus infection in Japan: An area of very low endemicity.

Journal: Microbiology and immunology

Published: June 23, 2022

Showing 1-12 of 47

Last Updated: 09/26/2026