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Coronavirus diseases are caused by viruses in the coronavirus subfamily, a group of related RNA viruses that cause diseases in mammals and birds. In humans and birds, the group of viruses cause respiratory tract infections that can range from mild to lethal.
The virus affects both meat production and egg production and causes substantial economic loss. [132] In chickens, infectious bronchitis virus targets not only the respiratory tract but also the urogenital tract. The virus can spread to different organs throughout the chicken. [131] The virus is transmitted by aerosol and food contaminated by ...
On 26 May 2021, President Joe Biden directed the U.S. intelligence community to produce a report within 90 days on whether the COVID-19 virus originated from human contact with an infected animal or from an accidental lab leak, [79] stating his national security staff said there is insufficient evidence to determine either hypothesis to be more ...
Netflix viewers get a rare look at the inside of an Arkansas prison in the streaming service’s latest hit series, “Unlocked: A Jail Experiment.”
A video game called "Coronavirus Attack," in which players have to shoot and kill zombies carrying the virus, has been banned in China. It even has a motif that resembles a Chinese flag made of ...
While COVID-19 refers to the disease and SARS-CoV-2 refers to the virus which causes it, referring to the "COVID-19 virus" has been accepted. [9] [25] [29] Reference to SARS-CoV-2 as "the coronavirus" has become somewhat accepted despite such use implying that there is only one coronavirus species. Similarly, use of "COVID" for the disease (if ...
A viral disease (or viral infection) occurs when an organism's body is invaded by pathogenic viruses, and infectious virus particles (virions) attach to and enter susceptible cells. [ 1 ] Examples are the common cold , gastroenteritis , corona , flu , pneumonia .
During the initial outbreak in Wuhan, China, various names were used for the virus; some names used by different sources included "the coronavirus" or "Wuhan coronavirus". [ 27 ] [ 28 ] In January 2020, the World Health Organization (WHO) recommended "2019 novel coronavirus" (2019-nCoV) [ 5 ] [ 29 ] as the provisional name for the virus.