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letter . 2020 May 23:ciaa637. doi: 10.1093/cid/ciaa637
Whole nucleocapsid protein of SARS-CoV-2 may cause false positive results in serological assays
Yutaro Yamaoka
1,2, Sundararaj S Jeremiah
1, Kei Miyakawa
1, Ryo Saji
3, Mototsugu Nishii
3, Ichiro Takeuchi
3, Akihide Ryo
1,✉
Yutaro Yamaoka
1
Department of Microbiology, Yokohama City University School of Medicine, Kanagawa, Japan
2
Life Science Laboratory, Technology and Development Division, Kanto Chemical Co., Inc., Kanagawa, Japan
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Sundararaj S Jeremiah
1
Department of Microbiology, Yokohama City University School of Medicine, Kanagawa, Japan
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Kei Miyakawa
1
Department of Microbiology, Yokohama City University School of Medicine, Kanagawa, Japan
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Ryo Saji
3
Department of Emergency Medicine, Yokohama City University Hospital, Kanagawa, Japan
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Mototsugu Nishii
3
Department of Emergency Medicine, Yokohama City University Hospital, Kanagawa, Japan
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Ichiro Takeuchi
3
Department of Emergency Medicine, Yokohama City University Hospital, Kanagawa, Japan
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Akihide Ryo
1
Department of Microbiology, Yokohama City University School of Medicine, Kanagawa, Japan
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1
Department of Microbiology, Yokohama City University School of Medicine, Kanagawa, Japan
2
Life Science Laboratory, Technology and Development Division, Kanto Chemical Co., Inc., Kanagawa, Japan
3
Department of Emergency Medicine, Yokohama City University Hospital, Kanagawa, Japan
✉
Corresponding author : Akihide Ryo, Department of Microbiology, Yokohama City University School of Medicine, 3-9 Fuku-ura, Kanazawa-ku, Yokohama, Kanagawa 236-0004, Japan, E-mail: aryo@yokohama-cu.ac.jp
Received 2020 May 5.
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PMCID: PMC7314131 PMID: 32445559