Takashi Yokoyama

Shinjuku, 1608582, Japan

Last Updated: 09/26/2026

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Found 60 publications

Breakthrough Infection After a Primary Series of COVID-19 Vaccination Induces Stronger Humoral Immunity and Equivalent Cellular Immunity to the Spike Protein Compared with Booster Shots.

Breakthrough Infection After a Primary Series of COVID-19 Vaccination Induces Stronger Humoral Immunity and Equivalent Cellular Immunity to the Spike Protein Compared with Booster Shots.

Journal: Vaccines
Published: June 06, 2025

T-Cell Response and Antibody Production Induced by the COVID-19 Booster Vaccine in Japanese Chronic Kidney Disease Patients Treated with Hemodialysis.

T-Cell Response and Antibody Production Induced by the COVID-19 Booster Vaccine in Japanese Chronic Kidney Disease Patients Treated with Hemodialysis.

Journal: Vaccines
Published: January 16, 2023

Humoral and cellular immune response dynamics in Japanese healthcare workers up to six months after receiving a third dose of BNT162b2 monovalent vaccine.

Humoral and cellular immune response dynamics in Japanese healthcare workers up to six months after receiving a third dose of BNT162b2 monovalent vaccine.

Journal: Vaccine
Published: December 22, 2022

Genetic Diversity and Epidemic Types of Porcine Reproductive and Respiratory Syndrome (PRRS) Virus in Japan from 2018 to 2020.

Genetic Diversity and Epidemic Types of Porcine Reproductive and Respiratory Syndrome (PRRS) Virus in Japan from 2018 to 2020.

Journal: Epidemiologia (Basel, Switzerland)
Published: April 07, 2022

Calcium bicarbonate as an antimicrobial, antiviral, and prion-inhibiting agent (Review).

Calcium bicarbonate as an antimicrobial, antiviral, and prion-inhibiting agent (Review).

Journal: Biomedical reports
Published: February 28, 2022

Virucidal Effect of the Mesoscopic Structure of CAC-717 on Severe Acute Respiratory Syndrome Coronavirus-2.

Virucidal Effect of the Mesoscopic Structure of CAC-717 on Severe Acute Respiratory Syndrome Coronavirus-2.

Journal: Microorganisms
Published: September 13, 2021

The effect of the E484K mutation of SARS-CoV-2 on the neutralizing activity of antibodies from BNT162b2 vaccinated individuals.

The effect of the E484K mutation of SARS-CoV-2 on the neutralizing activity of antibodies from BNT162b2 vaccinated individuals.

Journal: Vaccine
Published: July 20, 2021

Antimicrobial use on 74 Japanese pig farms in 2019: A comparison of Japanese and European defined daily doses in the field.

Antimicrobial use on 74 Japanese pig farms in 2019: A comparison of Japanese and European defined daily doses in the field.

Journal: PloS one
Published: April 09, 2021

Establishing defined daily doses (DDDs) for antimicrobial agents used in pigs, cattle and poultry in Japan and comparing them with European DDD values.

Establishing defined daily doses (DDDs) for antimicrobial agents used in pigs, cattle and poultry in Japan and comparing them with European DDD values.

Journal: PloS one
Published: December 17, 2020

Inactivation of Scrapie Prions by the Electrically Charged Disinfectant CAC-717.

Inactivation of Scrapie Prions by the Electrically Charged Disinfectant CAC-717.

Journal: Pathogens (Basel, Switzerland)
Published: May 28, 2020

Eliminating transmissibility of bovine spongiform encephalopathy by dry-heat treatment.

Eliminating transmissibility of bovine spongiform encephalopathy by dry-heat treatment.

Journal: The Journal of general virology
Published: November 14, 2019

First case of atypical scrapie in a goat in Japan.

First case of atypical scrapie in a goat in Japan.

Journal: The Journal of veterinary medical science
Published: May 17, 2019
Showing 1-12 of 60

Last Updated: 09/26/2026