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High Contagiousness and Rapid Spread of Severe Acute Respiratory ...
Abstract Severe acute respiratory syndrome coronavirus 2 is the causative agent of the ongoing coronavirus disease pandemic. Initial estimates of the early dynamics of the outbreak in Wuhan, China, suggested a doubling time of the number of infected persons of 6–7 days and a basic reproductive number (R 0) of 2.2–2.7. We collected extensive individual case reports across China and ...
Spike Protein Fusion Peptide and Feline Coronavirus Virulence
Coronavirus S proteins are class I fusion proteins, which typically contain domains instrumental for this process: 2 heptad repeat regions and a fusion peptide (27). The fusion peptide is located just upstream of the membrane-distal heptad repeat region, but it remains to be proven that it functions as a fusion peptide.
Hospitalization Rates and Characteristics of Patients Hospitalized ...
The Coronavirus Disease 2019–Associated Hospitalization Surveillance Network (COVID-NET) was implemented to produce robust, weekly, age-stratified COVID-19–associated hospitalization rates.
United States COVID-19 Community Levels by County
Reporting of Aggregate Case and Death Count data was discontinued May 11, 2023, with the expiration of the COVID-19 public health emergency declaration. Although these data will continue to be publicly available, this dataset will no longer be updated. This archived public use dataset has 11 data elements reflecting United States COVID-19 community levels for all available counties. The COVID ...
Coronavirus Disease 2019 (COVID-19) | Covid | CDC
Find links to guidance and information on all topics related to COVID-19, including the COVID-19 vac
Provisional COVID-19 Deaths by Sex and Age - Data.CDC.gov
Effective September 27, 2023, this dataset will no longer be updated. Similar data are accessible from wonder.cdc.gov. Deaths involving COVID-19, pneumonia, and influenza reported to NCHS by sex, age group, and jurisdiction of occurrence.
Allergic Reactions after COVID-19 Vaccination | CDC
Severe allergic reactions to vaccines are rare but can happen. If you get a COVID-19 vaccine and you think you might be having a severe allergic reaction after leaving the vaccination provider site, seek immediate medical care by calling 911.
How Did COVID-19 Get its Name? [video and transcript] - CDC Stacks
On February 11, 2020, the World Health Organization announced an official name for the disease that is causing the 2019 novel coronavirus outbreak, first identified in Wuhan, China. The new name of this disease is coronavirus disease 2019, abbreviated as COVID-19. In COVID-19, ‘CO’ stands for ‘corona,’ ‘VI’ for ‘virus,’ and ‘D’ for disease. Formerly, this disease was ...
Symptoms of COVID-19 | CDC
COVID-19 is caused by infection with a coronavirus named SARS-CoV-2, and flu is caused by infection with influenza viruses. You cannot tell the difference between flu and COVID-19 by symptoms alone because some of the symptoms are the same. Some PCR tests can differentiate between flu and COVID-19 at the same time.
Severe Acute Respiratory Syndrome-associated Coronavirus Disease (SARS ...
Access Severe Acute Respiratory Syndrome-associated Coronavirus Disease (SARS-CoV) case definitions; uniform criteria used to define a disease for public health surveillance.
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