Pathogenicity, transmissibility, and fitness of SARS-CoV-2 Omicron in Syrian hamsters

• Published in: Science (American Association for the Advancement of Science) Vol. 377; no. 6604; pp. 428 - 433
• Main Authors: Yuan, Shuofeng, Ye, Zi-Wei, Liang, Ronghui, Tang, Kaiming, Zhang, Anna Jinxia, Lu, Gang, Ong, Chon Phin, Man Poon, Vincent Kwok, Chan, Chris Chung-Sing, Mok, Bobo Wing-Yee, Qin, Zhenzhi, Xie, Yubin, Chu, Allen Wing-Ho, Chan, Wan-Mui, Ip, Jonathan Daniel, Sun, Haoran, Tsang, Jessica Oi-Ling, Yuen, Terrence Tsz-Tai, Chik, Kenn Ka-Heng, Chan, Chris Chun-Yiu, Cai, Jian-Piao, Luo, Cuiting, Lu, Lu, Yip, Cyril Chik-Yan, Chu, Hin, To, Kelvin Kai-Wang, Chen, Honglin, Jin, Dong-Yan, Yuen, Kwok-Yung, Chan, Jasper Fuk-Woo
• Format: Journal Article
• Language: English
• Published: Washington The American Association for the Advancement of Science 22.07.2022
• Subjects: Animals; Coronaviruses; Hamsters; Pathogenicity; Pathogens; Respiratory diseases; Respiratory tract; Severe acute respiratory syndrome coronavirus 2; Vaccination; Viral diseases

The in vivo pathogenicity, transmissibility, and fitness of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron (B.1.1.529) variant are not well understood. We compared these virological attributes of this new variant of concern (VOC) with those of the Delta (B.1.617.2) variant...