Results 11 to 20 of about 1,069,910 (348)

Correlates of protection against symptomatic and asymptomatic SARS-CoV-2 infection

Nature Medicine, 2021
The global supply of COVID-19 vaccines remains limited. An understanding of the immune response that is predictive of protection could facilitate rapid licensure of new vaccines.
S. Feng, Daniel Phillips, T. White, Homesh Sayal, P. Aley, S. Bibi, C. Dold, Michelle Fuskova, S. Gilbert, I. Hirsch, H. Humphries, B. Jepson, E. Kelly, E. Plested, Kathryn Shoemaker, Kelly M. Thomas, J. Vekemans, T. Villafana, T. Lambe, A. Pollard, M. Voysey   +20 more
semanticscholar   +1 more source

Presumed Asymptomatic Carrier Transmission of COVID-19.

Journal of the American Medical Association (JAMA), 2020
This study describes possible transmission of novel coronavirus disease 2019 (COVID-19) from an asymptomatic Wuhan resident to 5 family members in Anyang, a Chinese city in the neighboring province of Hubei.
Yan Bai, Lingsheng Yao, Tao Wei, Fei Tian, D. Jin, Lijuan Chen, Meiyun Wang   +6 more
semanticscholar   +1 more source

Transmission of 2019-nCoV Infection from an Asymptomatic Contact in Germany

New England Journal of Medicine, 2020
2019-nCoV Transmission from Asymptomatic Patient In this report, investigators in Germany detected the spread of the novel coronavirus (2019-nCoV) from a person who had recently traveled from China...
C. Rothe, M. Schunk, Peter Sothmann, G. Bretzel, G. Froeschl, Claudia Wallrauch, Thorbjörn Zimmer, Verena Thiel, C. Janke, W. Guggemos, M. Seilmaier, C. Drosten, P. Vollmar, K. Zwirglmaier, S. Zange, R. Wölfel, M. Hoelscher   +16 more
semanticscholar   +1 more source

Estimating the asymptomatic proportion of coronavirus disease 2019 (COVID-19) cases on board the Diamond Princess cruise ship, Yokohama, Japan, 2020

Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin, 2020
On 5 February 2020, in Yokohama, Japan, a cruise ship hosting 3,711 people underwent a 2-week quarantine after a former passenger was found with COVID-19 post-disembarking.
K. Mizumoto, Katsushi Kagaya, A. Zarebski, G. Chowell   +3 more
semanticscholar   +1 more source

Asymptomatic SARS-CoV-2 infection: A systematic review and meta-analysis

Proceedings of the National Academy of Sciences of the United States of America, 2021
Significance Asymptomatic infections have been widely reported for COVID-19. However, many studies do not distinguish between the presymptomatic stage and truly asymptomatic infections.
P. Sah, M. Fitzpatrick, C. Zimmer, E. Abdollahi, Lyndon M. Juden-Kelly, S. Moghadas, B. Singer, A. Galvani   +7 more
semanticscholar   +1 more source

Clinical characteristics of 24 asymptomatic infections with COVID-19 screened among close contacts in Nanjing, China

Science China Life Sciences, 2020
Previous studies have showed clinical characteristics of patients with the 2019 novel coronavirus disease (COVID-19) and the evidence of person-to-person transmission. Limited data are available for asymptomatic infections. This study aims to present the
Zhiliang Hu, Ci Song, Chuanjun Xu, G. Jin, Yaling Chen, Xin Xu, Hongxia Ma, Wei Chen, Yuan Lin, Yishan Zheng, Jian-ming Wang, Zhibin Hu, Yongxiang Yi, Hongbing Shen   +13 more
semanticscholar   +1 more source

A common allele of HLA is associated with asymptomatic SARS-CoV-2 infection

Nature, 2023
Studies have demonstrated that at least 20% of individuals infected with SARS-CoV-2 remain asymptomatic^ 1 – 4 . Although most global efforts have focused on severe illness in COVID-19, examining asymptomatic infection provides a unique opportunity to ...
D. Augusto, Lawton D. Murdolo, D. Chatzileontiadou, J. Sabatino, T. Yusufali, N. Peyser, X. Butcher, Kerry Kizer, Karoline Guthrie, Victoria W. Murray, Vivian Pae, Sannidhi Sarvadhavabhatla, Fiona Beltran, Gurjot Gill, K. Lynch, C. Yun, Colin T Maguire, M. Peluso, R. Hoh, T. Henrich, S. Deeks, M. Davidson, Scott Lu, S. A. Goldberg, J. Kelly, Jeffrey N. Martin, C. Vierra-Green, S. Spellman, D. Langton, Michael J. Dewar-Oldis, Corey Smith, P. Barnard, Sulggi A. Lee, G. Marcus, J. Olgin, M. Pletcher, M. Maiers, S. Gras, J. Hollenbach   +38 more
semanticscholar   +1 more source

Global Percentage of Asymptomatic SARS-CoV-2 Infections Among the Tested Population and Individuals With Confirmed COVID-19 Diagnosis

JAMA Network Open, 2021
Key Points Question What is the percentage of asymptomatic individuals with positive test results for SARS-CoV-2 among tested individuals and those with confirmed COVID-19 diagnosis?
Qiuyue Ma, Jue Liu, Qiao Liu, Liangyu Kang, Run-qing Liu, W. Jing, Yu Wu, Min Liu   +7 more
semanticscholar   +1 more source

Asymptomatic and Presymptomatic SARS-CoV-2 Infections in Residents of a Long-Term Care Skilled Nursing Facility — King County, Washington, March 2020

MMWR. Morbidity and mortality weekly report, 2020
Older adults are susceptible to severe coronavirus disease 2019 (COVID-19) outcomes as a consequence of their age and, in some cases, underlying health conditions (1). A COVID-19 outbreak in a long-term care skilled nursing facility (SNF) in King County,
Anne A. Kimball, Kelly M. Hatfield, Melissa M. Arons, Allison E James, Joanne Taylor, K. Spicer, A. Bardossy, Lisa P Oakley, Sukarma Tanwar, Z. Chisty, Jeneita M. Bell, M. Methner, Josh Harney, Jesica R Jacobs, C. Carlson, Heather P. McLaughlin, N. Stone, Shauna Clark, Claire Brostrom-Smith, L. Page, M. Kay, James W Lewis, Denny Russell, B. Hiatt, Jesse J. Gant, J. Duchin, T. Clark, M. Honein, Sujan C. Reddy, J. Jernigan, A. Baer, Leslie M. Barnard, Eileen Benoliel, Meaghan S. Fagalde, Jessica Ferro, Haley Smith, Elysia Gonzales, N. Hatley, Grace Hatt, M. Hope, Melinda Huntington-Frazier, V. Kawakami, Jennifer L. Lenahan, M. Lukoff, E. Maier, S. McKeirnan, P. Montgomery, Jennifer L. Morgan, Laura A. Mummert, Sargis Pogosjans, F. Riedo, Leilani Schwarcz, Daniel Smith, S. Stearns, Kaitlyn J Sykes, Holly Whitney, H. Ali, Michelle Banks, A. Balajee, E. Chow, Barbara Cooper, D. Currie, J. Dyal, J. Healy, M. Hughes, Temet M. McMichael, L. Nolen, C. Olson, A. Rao, K. Schmit, N. Schwartz, F. Tobolowsky, R. Zacks, Suzanne B. Zane   +73 more
semanticscholar   +1 more source

Occurrence and transmission potential of asymptomatic and presymptomatic SARS-CoV-2 infections: A living systematic review and meta-analysis

PLoS Medicine, 2020
Background There is disagreement about the level of asymptomatic severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. We conducted a living systematic review and meta-analysis to address three questions: (1) Amongst people who become ...
Diana Buitrago-García, D. Egli-Gany, M. Counotte, Stefanie Hossmann, H. Imeri, A. M. Ipekci, G. Salanti, N. Low   +7 more
semanticscholar   +1 more source