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Rubella virus, scientific name Rubivirus rubellae, is a member of the genus Rubivirus and belongs to the family of Matonaviridae, whose members commonly have a genome of single-stranded RNA of positive polarity which is enclosed by an icosahedral capsid.
A June 2022 review predicted that the virus that causes COVID-19 would become the fifth endemic seasonal coronavirus, alongside four other human coronaviruses. [5] A February 2023 review of the four common cold coronaviruses concluded that the virus would become seasonal and, like the common cold, cause less severe disease for most people.
It has been claimed that endemic COVID-19 implies that the disease severity would be mild. [3] However, endemicity has no inherent relationship with disease severity. Endemic COVID-19 could be mild if previously acquired immunity reduces the risk of death and disability during future infections, [ 7 ] but in itself endemicity only means that ...
Rubella, also known as German measles or three-day measles, [6] is an infection caused by the rubella virus. [3] This disease is often mild, with half of people not realizing that they are infected. [ 1 ] [ 7 ] A rash may start around two weeks after exposure and last for three days. [ 1 ]
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 history of coronaviruses is an account of the discovery of the diseases caused by coronaviruses and the diseases they cause. It starts with the first report of a new type of upper-respiratory tract disease among chickens in North Dakota, U.S., in 1931.
Enanthem or enanthema is a rash (small spots) on the mucous membranes. [1] It is characteristic of patients with viral infections [2] causing hand foot and mouth disease, measles, and sometimes chicken pox, or COVID-19. [3]
Virus classification showing major ranks This is a list of biological virus families and subfamilies. See also Comparison of computer viruses. This is an alphabetical list of biological virus families and subfamilies; it includes those families and subfamilies listed by the ICTV 2023 report. [1] For a list of individual species, see List of ...