Diminished neutralizing activity against the XBB1.5 strain in 55.9% of individuals post 6 months COVID-19 mRNA booster vaccination: insights from a pseudovirus assay on 1,353 parti... oleh Tianchen Zhao, Tianchen Zhao, Yuta Tani, Yuta Tani, Chieko Makino-Okamura, Chieko Makino-Okamura, Morihito Takita, Morihito Takita, Chika Yamamoto, Chika Yamamoto, Eiki Kawahara, Eiki Kawahara, Eiki Kawahara, Toshiki Abe, Sota Sugiura, Hiroki Yoshimura, Hiroki Yoshimura, Taiga Uchiyama, Isato Yamazaki, Isato Yamazaki, Isato Yamazaki, Harumichi Ishigame, Harumichi Ishigame, Takaharu Ueno, Kazu Okuma, Masatoshi Wakui, Hidehiro Fukuyama, Hidehiro Fukuyama, Hidehiro Fukuyama, Hidehiro Fukuyama, Masaharu Tsubokura, Masaharu Tsubokura