14 results on '"Plianchaisuk, Arnon"'
Search Results
2. Virological characteristics of the SARS-CoV-2 Omicron XBB.1.5 variant
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Tamura, Tomokazu, Irie, Takashi, Deguchi, Sayaka, Yajima, Hisano, Tsuda, Masumi, Nasser, Hesham, Mizuma, Keita, Plianchaisuk, Arnon, Suzuki, Saori, Uriu, Keiya, Begum, Mst Monira, Shimizu, Ryo, Jonathan, Michael, Suzuki, Rigel, Kondo, Takashi, Ito, Hayato, Kamiyama, Akifumi, Yoshimatsu, Kumiko, Shofa, Maya, Hashimoto, Rina, Anraku, Yuki, Kimura, Kanako Terakado, Kita, Shunsuke, Sasaki, Jiei, Sasaki-Tabata, Kaori, Maenaka, Katsumi, Nao, Naganori, Wang, Lei, Oda, Yoshitaka, Ikeda, Terumasa, Saito, Akatsuki, Matsuno, Keita, Ito, Jumpei, Tanaka, Shinya, Sato, Kei, Hashiguchi, Takao, Takayama, Kazuo, and Fukuhara, Takasuke
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- 2024
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3. Induction of IGHV3-53 public antibodies with broadly neutralising activity against SARS-CoV-2 including Omicron subvariants in a Delta breakthrough infection case
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Ito, Jumpei, Misawa, Naoko, Plianchaisuk, Arnon, Guo, Ziyi, Hina, Alfredo, Jr., Uriu, Keiya, Usui, Kaoru, Saikruang, Wilaiporn, Lytras, Spyridon, Yoshimura, Ryo, Kawakubo, Shusuke, Nishimura, Luca, Kosugi, Yusuke, Fujita, Shigeru, Chen, Luo, Tolentino, Jarel Elgin M., Pan, Lin, Li, Wenye, Yo, Maximilian Stanley, Horinaka, Kio, Suganami, Mai, Strange, Adam P., Chiba, Mika, Iida, Keiko, Ohsumi, Naomi, Okumura, Kaho, Tanaka, Shiho, Ogawa, Eiko, Yasuda, Kyoko, Fukuda, Tsuki, Osujo, Rina, Fukuhara, Takasuke, Tamura, Tomokazu, Suzuki, Rigel, Suzuki, Saori, Ito, Hayato, Matsuno, Keita, Sawa, Hirofumi, Nao, Naganori, Tanaka, Shinya, Tsuda, Masumi, Wang, Lei, Oda, Yoshikata, Ferdous, Zannatul, Shishido, Kenji, Mizuma, Keita, Kojima, Isshu, Li, Jingshu, Tsubo, Tomoya, Tsujino, Shuhei, Nakagawa, So, Shirakawa, Kotaro, Takaori-Kondo, Akifumi, Nagata, Kayoko, Nomura, Ryosuke, Horisawa, Yoshihito, Tashiro, Yusuke, Kawai, Yugo, Takayama, Kazuo, Hashimoto, Rina, Deguchi, Sayaka, Watanabe, Yukio, Sakamoto, Ayaka, Yasuhara, Naoko, Suzuki, Tateki, Kimura, Kanako, Sasaki, Jiei, Nakajima, Yukari, Yajima, Hisano, Nakata, Yoshitaka, Futatsusako, Hiroki, Irie, Takashi, Kawabata, Ryoko, Tabata, Kaori, Nasser, Hesham, Shimizu, Ryo, Begum, MST Monira, Jonathan, Michael, Mugita, Yuka, Takahashi, Otowa, Ichihara, Kimiko, Motozono, Chihiro, Leong, Sharee, Saito, Akatsuki, Shofa, Maya, Shibatani, Yuki, Nishiuchi, Tomoko, Asakura, Hiroyuki, Zahradnik, Jiri, Andrikopoulos, Prokopios, Padilla-Blanco, Miguel, Konar, Aditi, Kuwata, Takeo, Kaku, Yu, Biswas, Shashwata, Matsumoto, Kaho, Shimizu, Mikiko, Kawanami, Yoko, Uraki, Ryuta, Okazaki, Kyo, Minami, Rumi, Nagasaki, Yoji, Nagashima, Mami, Yoshida, Isao, Sadamasu, Kenji, Yoshimura, Kazuhisa, Ito, Mutsumi, Kiso, Maki, Yamayoshi, Seiya, Imai, Masaki, Ikeda, Terumasa, Sato, Kei, Toyoda, Mako, Ueno, Takamasa, Inoue, Takako, Tanaka, Yasuhito, Kimura, Kanako Tarakado, Hashiguchi, Takao, Sugita, Yukihiko, Noda, Takeshi, Morioka, Hiroshi, Kawaoka, Yoshihiro, and Matsushita, Shuzo
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- 2024
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4. Virological characteristics of a SARS-CoV-2-related bat coronavirus, BANAL-20-236
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Sawa, Hirofumi, Mizuma, Keita, Li, Jingshu, Mimura, Yume, Ohari, Yuma, Tsubo, Tomoya, Ferdous, Zannatul, Shishido, Kenji, Mohri, Hiromi, Iida, Miki, Tsujino, Shuhei, Misawa, Naoko, Usui, Kaoru, Saikruang, Wilaiporn, Lytras, Spyridon, Kawakubo, Shusuke, Nishumura, Luca, Mendoza Tolentino, Jarel Elgin, Li, Wenye, Yo, Maximilian Stanley, Horinaka, Kio, Suganami, Mai, Chiba, Mika, Yoshimura, Ryo, Yasuda, Kyoko, Iida, Keiko, Strange, Adam Patrick, Ohsumi, Naomi, Tanaka, Shiho, Ogawa, Eiko, Okumura, Kaho, Fukuda, Tsuki, Osujo, Rina, Yoshida, Isao, Nakagawa, So, Takaori-Kondo, Akifumi, Shirakawa, Kotaro, Nagata, Kayoko, Nomura, Ryosuke, Horisawa, Yoshihito, Tashiro, Yusuke, Kawai, Yugo, Nakata, Yoshitaka, Futatsusako, Hiroki, Sakamoto, Ayaka, Yasuhara, Naoko, Hashiguchi, Takao, Suzuki, Tateki, Kimura, Kanako, Sasaki, Jiei, Nakajima, Yukari, Yajima, Hisano, Irie, Takashi, Kawabata, Ryoko, Sasaki-Tabata, Kaori, Shimizu, Ryo, Monira Begum, M.S.T., Jonathan, Michael, Mugita, Yuka, Leong, Sharee, Takahashi, Otowa, Ichihara, Kimiko, Ueno, Takamasa, Motozono, Chihiro, Toyoda, Mako, Saito, Akatsuki, Kosaka, Anon, Kawano, Miki, Matsubara, Natsumi, Nishiuchi, Tomoko, Zahradnik, Jiri, Andrikopoulos, Prokopios, Padilla-Blanco, Miguel, Konar, Aditi, Fujita, Shigeru, Plianchaisuk, Arnon, Deguchi, Sayaka, Ito, Hayato, Nao, Naganori, Wang, Lei, Nasser, Hesham, Tamura, Tomokazu, Kimura, Izumi, Kashima, Yukie, Suzuki, Rigel, Suzuki, Saori, Kida, Izumi, Tsuda, Masumi, Oda, Yoshitaka, Hashimoto, Rina, Watanabe, Yukio, Uriu, Keiya, Yamasoba, Daichi, Guo, Ziyi, Hinay, Alfredo A., Jr., Kosugi, Yusuke, Chen, Luo, Pan, Lin, Kaku, Yu, Chu, Hin, Donati, Flora, Temmam, Sarah, Eloit, Marc, Yamamoto, Yuki, Nagamoto, Tetsuharu, Asakura, Hiroyuki, Nagashima, Mami, Sadamasu, Kenji, Yoshimura, Kazuhisa, Suzuki, Yutaka, Ito, Jumpei, Ikeda, Terumasa, Tanaka, Shinya, Matsuno, Keita, Fukuhara, Takasuke, Takayama, Kazuo, and Sato, Kei
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- 2024
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5. Virological characteristics of a SARS-CoV-2-related bat coronavirus, BANAL-20-236
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Fujita, Shigeru, primary, Plianchaisuk, Arnon, additional, Deguchi, Sayaka, additional, Ito, Hayato, additional, Nao, Naganori, additional, Wang, Lei, additional, Nasser, Hesham, additional, Tamura, Tomokazu, additional, Kimura, Izumi, additional, Kashima, Yukie, additional, Suzuki, Rigel, additional, Suzuki, Saori, additional, Kida, Izumi, additional, Tsuda, Masumi, additional, Oda, Yoshitaka, additional, Hashimoto, Rina, additional, Watanabe, Yukio, additional, Uriu, Keiya, additional, Yamasoba, Daichi, additional, Guo, Ziyi, additional, Hinay, Alfredo A., additional, Kosugi, Yusuke, additional, Chen, Luo, additional, Pan, Lin, additional, Kaku, Yu, additional, Chu, Hin, additional, Donati, Flora, additional, Temmam, Sarah, additional, Eloit, Marc, additional, Yamamoto, Yuki, additional, Nagamoto, Tetsuharu, additional, Asakura, Hiroyuki, additional, Nagashima, Mami, additional, Sadamasu, Kenji, additional, Yoshimura, Kazuhisa, additional, Suzuki, Yutaka, additional, Sawa, Hirofumi, additional, Mizuma, Keita, additional, Li, Jingshu, additional, Mimura, Yume, additional, Ohari, Yuma, additional, Tsubo, Tomoya, additional, Ferdous, Zannatul, additional, Shishido, Kenji, additional, Mohri, Hiromi, additional, Iida, Miki, additional, Tsujino, Shuhei, additional, Misawa, Naoko, additional, Usui, Kaoru, additional, Saikruang, Wilaiporn, additional, Lytras, Spyridon, additional, Kawakubo, Shusuke, additional, Nishumura, Luca, additional, Mendoza Tolentino, Jarel Elgin, additional, Li, Wenye, additional, Yo, Maximilian Stanley, additional, Horinaka, Kio, additional, Suganami, Mai, additional, Chiba, Mika, additional, Yoshimura, Ryo, additional, Yasuda, Kyoko, additional, Iida, Keiko, additional, Strange, Adam Patrick, additional, Ohsumi, Naomi, additional, Tanaka, Shiho, additional, Ogawa, Eiko, additional, Okumura, Kaho, additional, Fukuda, Tsuki, additional, Osujo, Rina, additional, Yoshida, Isao, additional, Nakagawa, So, additional, Takaori-Kondo, Akifumi, additional, Shirakawa, Kotaro, additional, Nagata, Kayoko, additional, Nomura, Ryosuke, additional, Horisawa, Yoshihito, additional, Tashiro, Yusuke, additional, Kawai, Yugo, additional, Nakata, Yoshitaka, additional, Futatsusako, Hiroki, additional, Sakamoto, Ayaka, additional, Yasuhara, Naoko, additional, Hashiguchi, Takao, additional, Suzuki, Tateki, additional, Kimura, Kanako, additional, Sasaki, Jiei, additional, Nakajima, Yukari, additional, Yajima, Hisano, additional, Irie, Takashi, additional, Kawabata, Ryoko, additional, Sasaki-Tabata, Kaori, additional, Shimizu, Ryo, additional, Monira Begum, M.S.T., additional, Jonathan, Michael, additional, Mugita, Yuka, additional, Leong, Sharee, additional, Takahashi, Otowa, additional, Ichihara, Kimiko, additional, Ueno, Takamasa, additional, Motozono, Chihiro, additional, Toyoda, Mako, additional, Saito, Akatsuki, additional, Kosaka, Anon, additional, Kawano, Miki, additional, Matsubara, Natsumi, additional, Nishiuchi, Tomoko, additional, Zahradnik, Jiri, additional, Andrikopoulos, Prokopios, additional, Padilla-Blanco, Miguel, additional, Konar, Aditi, additional, Ito, Jumpei, additional, Ikeda, Terumasa, additional, Tanaka, Shinya, additional, Matsuno, Keita, additional, Fukuhara, Takasuke, additional, Takayama, Kazuo, additional, and Sato, Kei, additional
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- 2024
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6. Structural basis for receptor-binding domain mobility of the spike in SARS-CoV-2 BA.2.86 and JN.1
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50632098, Yajima, Hisano, Anraku, Yuki, Kaku, Yu, Terakado Kimura, Kanako, Plianchaisuk, Arnon, Okumura, Kaho, Nakada-Nakura, Yoshiko, Atarashi, Yusuke, Hemmi, Takuya, Kurod, Daisuke, Takahashi, Yoshimasa, Kita, Shunsuke, Sasaki, Jiei, Sumita, Hiromi, The Genotype to Phenotype Japan, (G2P-Japan) Consortium, Ito, Jumpei, Maenaka, Katsumi, Sato, Kei, Hashiguchi, Takao, 50632098, Yajima, Hisano, Anraku, Yuki, Kaku, Yu, Terakado Kimura, Kanako, Plianchaisuk, Arnon, Okumura, Kaho, Nakada-Nakura, Yoshiko, Atarashi, Yusuke, Hemmi, Takuya, Kurod, Daisuke, Takahashi, Yoshimasa, Kita, Shunsuke, Sasaki, Jiei, Sumita, Hiromi, The Genotype to Phenotype Japan, (G2P-Japan) Consortium, Ito, Jumpei, Maenaka, Katsumi, Sato, Kei, and Hashiguchi, Takao
- Abstract
Since 2019, SARS-CoV-2 has undergone mutations, resulting in pandemic and epidemic waves. The SARS-CoV-2 spike protein, crucial for cellular entry, binds to the ACE2 receptor exclusively when its receptor-binding domain (RBD) adopts the up-conformation. However, whether ACE2 also interacts with the RBD in the down-conformation to facilitate the conformational shift to RBD-up remains unclear. Herein, we present the structures of the BA.2.86 and the JN.1 spike proteins bound to ACE2. Notably, we successfully observed the ACE2-bound down-RBD, indicating an intermediate structure before the RBD-up conformation. The wider and mobile angle of RBDs in the up-state provides space for ACE2 to interact with the down-RBD, facilitating the transition to the RBD-up state. The K356T, but not N354-linked glycan, contributes to both of infectivity and neutralizing-antibody evasion in BA.2.86. These structural insights the spike-protein dynamics would help understand the mechanisms underlying SARS-CoV-2 infection and its neutralization.
- Published
- 2024
7. Virological characteristics of the SARS-CoV-2 Omicron XBB.1.5 variant
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50632098, 10759509, Tamura, Tomokazu, Irie, Takashi, Deguchi, Sayaka, Yajima, Hisano, Tsuda, Masumi, Nasser, Hesham, Mizuma, Keita, Plianchaisuk, Arnon, Suzuki, Saori, Uriu, Keiya, Begum, Mst Monira, Shimizu, Ryo, Jonathan, Michael, Suzuki, Rigel, Kondo, Takashi, Ito, Hayato, Kamiyama, Akifumi, Yoshimatsu, Kumiko, Shofa, Maya, Hashimoto, Rina, Anraku, Yuki, Kimura, Kanako Terakado, Kita, Shunsuke, Sasaki, Jiei, Sasaki-Tabata, Kaori, Maenaka, Katsumi, Nao, Naganori, Wang, Lei, Oda, Yoshitaka, The Genotype to Phenotype Japan (G2P-Japan) Consortium, Ikeda, Terumasa, Saito, Akatsuki, Matsuno, Keita, Ito, Jumpei, Tanaka, Shinya, Sato, Kei, Hashiguchi, Takao, Takayama, Kazuo, Fukuhara, Takasuke, 50632098, 10759509, Tamura, Tomokazu, Irie, Takashi, Deguchi, Sayaka, Yajima, Hisano, Tsuda, Masumi, Nasser, Hesham, Mizuma, Keita, Plianchaisuk, Arnon, Suzuki, Saori, Uriu, Keiya, Begum, Mst Monira, Shimizu, Ryo, Jonathan, Michael, Suzuki, Rigel, Kondo, Takashi, Ito, Hayato, Kamiyama, Akifumi, Yoshimatsu, Kumiko, Shofa, Maya, Hashimoto, Rina, Anraku, Yuki, Kimura, Kanako Terakado, Kita, Shunsuke, Sasaki, Jiei, Sasaki-Tabata, Kaori, Maenaka, Katsumi, Nao, Naganori, Wang, Lei, Oda, Yoshitaka, The Genotype to Phenotype Japan (G2P-Japan) Consortium, Ikeda, Terumasa, Saito, Akatsuki, Matsuno, Keita, Ito, Jumpei, Tanaka, Shinya, Sato, Kei, Hashiguchi, Takao, Takayama, Kazuo, and Fukuhara, Takasuke
- Abstract
Circulation of SARS-CoV-2 Omicron XBB has resulted in the emergence of XBB.1.5, a new Variant of Interest. Our phylogenetic analysis suggests that XBB.1.5 evolved from XBB.1 by acquiring the S486P spike (S) mutation, subsequent to the acquisition of a nonsense mutation in ORF8. Neutralization assays showed similar abilities of immune escape between XBB.1.5 and XBB.1. We determine the structural basis for the interaction between human ACE2 and the S protein of XBB.1.5, showing similar overall structures between the S proteins of XBB.1 and XBB.1.5. We provide the intrinsic pathogenicity of XBB.1 and XBB.1.5 in hamsters. Importantly, we find that the ORF8 nonsense mutation of XBB.1.5 resulted in impairment of MHC suppression. In vivo experiments using recombinant viruses reveal that the XBB.1.5 mutations are involved with reduced virulence of XBB.1.5. Together, our study identifies the two viral functions defined the difference between XBB.1 and XBB.1.5.
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- 2024
8. Virological characteristics of the SARS-CoV-2 JN.1 variant
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Kaku, Yu, primary, Okumura, Kaho, additional, Padilla-Blanco, Miguel, additional, Kosugi, Yusuke, additional, Uriu, Keiya, additional, Hinay, Alfredo A, additional, Chen, Luo, additional, Plianchaisuk, Arnon, additional, Kobiyama, Kouji, additional, Ishii, Ken J, additional, Zahradnik, Jiri, additional, Ito, Jumpei, additional, and Sato, Kei, additional
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- 2024
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9. Virological characteristics of the SARS‐CoV‐2 Omicron EG.5.1 variant.
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Tsujino, Shuhei, Deguchi, Sayaka, Nomai, Tomo, Padilla‐Blanco, Miguel, Plianchaisuk, Arnon, Wang, Lei, Begum, MST Monira, Uriu, Keiya, Mizuma, Keita, Nao, Naganori, Kojima, Isshu, Tsubo, Tomoya, Li, Jingshu, Matsumura, Yasufumi, Nagao, Miki, Oda, Yoshitaka, Tsuda, Masumi, Anraku, Yuki, Kita, Shunsuke, and Yajima, Hisano
- Subjects
SARS-CoV-2 ,RECOMBINANT viruses ,PATHOGENIC viruses ,SARS-CoV-2 Omicron variant ,ANIMAL culture - Abstract
In middle to late 2023, a sublineage of severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) Omicron XBB, EG.5.1 (a progeny of XBB.1.9.2), is spreading rapidly around the world. We performed multiscale investigations, including phylogenetic analysis, epidemic dynamics modeling, infection experiments using pseudoviruses, clinical isolates, and recombinant viruses in cell cultures and experimental animals, and the use of human sera and antiviral compounds, to reveal the virological features of the newly emerging EG.5.1 variant. Our phylogenetic analysis and epidemic dynamics modeling suggested that two hallmark substitutions of EG.5.1, S:F456L and ORF9b:I5T are critical to its increased viral fitness. Experimental investigations on the growth kinetics, sensitivity to clinically available antivirals, fusogenicity, and pathogenicity of EG.5.1 suggested that the virological features of EG.5.1 are comparable to those of XBB.1.5. However, cryo‐electron microscopy revealed structural differences between the spike proteins of EG.5.1 and XBB.1.5. We further assessed the impact of ORF9b:I5T on viral features, but it was almost negligible in our experimental setup. Our multiscale investigations provide knowledge for understanding the evolutionary traits of newly emerging pathogenic viruses, including EG.5.1, in the human population. [ABSTRACT FROM AUTHOR]
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- 2024
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10. SARS-CoV-2 ORF7a Mutation Found in BF.5 and BF.7 Sublineages Impacts Its Functions.
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Timilsina, Uddhav, Ivey, Emily B., Duffy, Sean, Plianchaisuk, Arnon, Ito, Jumpei, Sato, Kei, and Stavrou, Spyridon
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TYPE I interferons ,SARS-CoV-2 ,MAJOR histocompatibility complex - Abstract
A feature of the SARS-CoV-2 Omicron subvariants BF.5 and BF.7 that recently circulated mainly in China and Japan was the high prevalence of the ORF7a: H47Y mutation, in which the 47th residue of ORF7a has been mutated from a histidine (H) to a tyrosine (Y). Here, we evaluated the effect of this mutation on the three main functions ascribed to the SARS-CoV-2 ORF7a protein. Our findings show that H47Y mutation impairs the ability of SARS-CoV-2 ORF7a to antagonize the type I interferon (IFN-I) response and to downregulate major histocompatibility complex I (MHC-I) cell surface levels, but had no effect in its anti-SERINC5 function. Overall, our results suggest that the H47Y mutation of ORF7a affects important functions of this protein, resulting in changes in virus pathogenesis. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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11. Virological characteristics of the SARS-CoV-2 omicron XBB.1.16 variant
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Yamasoba, Daichi, primary, Uriu, Keiya, additional, Plianchaisuk, Arnon, additional, Kosugi, Yusuke, additional, Pan, Lin, additional, Zahradnik, Jiri, additional, Ito, Jumpei, additional, and Sato, Kei, additional
- Published
- 2023
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12. Origination of LTR Retroelement–Derived NYNRIN Coincides with Therian Placental Emergence
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Plianchaisuk, Arnon, primary, Kusama, Kazuya, additional, Kato, Kiyoko, additional, Sriswasdi, Sira, additional, Tamura, Kazuhiro, additional, and Iwasaki, Wataru, additional
- Published
- 2022
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13. Characteristics of the SARS-CoV-2 omicron HK.3 variant harbouring the FLip substitution
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Misawa, Naoko, Guo, Ziyi, Tolentino, Jarel Elgin M, Fujita, Shigeru, Pan, Lin, Suganami, Mai, Chiba, Mika, Yoshimura, Ryo, Yasuda, Kyoko, Iida, Keiko, Ohsumi, Naomi, Strange, Adam P, Tanaka, Shiho, Fukuhara, Takasuke, Tamura, Tomokazu, Suzuki, Rigel, Suzuki, Saori, Ito, Hayato, Matsuno, Keita, Sawa, Hirofumi, Nao, Naganori, Tanaka, Shinya, Tsuda, Masumi, Wang, Lei, Oda, Yoshikata, Ferdous, Zannatul, Shishido, Kenji, Nakagawa, So, Shirakawa, Kotaro, Takaori-Kondo, Akifumi, Nagata, Kayoko, Nomura, Ryosuke, Horisawa, Yoshihito, Tashiro, Yusuke, Kawai, Yugo, Takayama, Kazuo, Hashimoto, Rina, Deguchi, Sayaka, Watanabe, Yukio, Sakamoto, Ayaka, Yasuhara, Naoko, Hashiguchi, Takao, Suzuki, Tateki, Kimura, Kanako, Sasaki, Jiei, Nakajima, Yukari, Yajima, Hisano, Irie, Takashi, Kawabata, Ryoko, Tabata, Kaori, Ikeda, Terumasa, Nasser, Hesham, Shimizu, Ryo, Begum, MST Monira, Jonathan, Michael, Mugita, Yuka, Takahashi, Otowa, Ichihara, Kimiko, Ueno, Takamasa, Motozono, Chihiro, Toyoda, Mako, Saito, Akatsuki, Shofa, Maya, Shibatani, Yuki, Nishiuchi, Tomoko, Kosugi, Yusuke, Plianchaisuk, Arnon, Putri, Olivia, Uriu, Keiya, Kaku, Yu, Hinay, Alfredo A, Jr, Chen, Luo, Kuramochi, Jin, Sadamasu, Kenji, Yoshimura, Kazuhisa, Asakura, Hiroyuki, Nagashima, Mami, Ito, Jumpei, and Sato, Kei
- Published
- 2024
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14. Multiple mutations of SARS-CoV-2 Omicron BA.2 variant orchestrate its virological characteristics.
- Author
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Kimura I, Yamasoba D, Nasser H, Ito H, Zahradnik J, Wu J, Fujita S, Uriu K, Sasaki J, Tamura T, Suzuki R, Deguchi S, Plianchaisuk A, Yoshimatsu K, Kazuma Y, Mitoma S, Schreiber G, Asakura H, Nagashima M, Sadamasu K, Yoshimura K, Takaori-Kondo A, Ito J, Shirakawa K, Takayama K, Irie T, Hashiguchi T, Nakagawa S, Fukuhara T, Saito A, Ikeda T, and Sato K
- Subjects
- Humans, COVID-19 virology, Mutation, SARS-CoV-2 genetics, SARS-CoV-2 pathogenicity, SARS-CoV-2 physiology, Spike Glycoprotein, Coronavirus genetics, Genome, Viral genetics
- Abstract
Importance: Most studies investigating the characteristics of emerging SARS-CoV-2 variants have been focusing on mutations in the spike proteins that affect viral infectivity, fusogenicity, and pathogenicity. However, few studies have addressed how naturally occurring mutations in the non- spike regions of the SARS-CoV-2 genome impact virological properties. In this study, we proved that multiple SARS-CoV-2 Omicron BA.2 mutations, one in the spike protein and another downstream of the spike gene, orchestrally characterize this variant, shedding light on the importance of Omicron BA.2 mutations out of the spike protein., Competing Interests: The authors declare no conflict of interest.
- Published
- 2023
- Full Text
- View/download PDF
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