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Cas9 (or "CRISPR-associated protein 9") is an enzyme that uses CRISPR sequences as a guide to recognize and open up specific strands of DNA that are complementary to the CRISPR sequence. Cas9 enzymes together with CRISPR sequences form the basis of a technology known as CRISPR-Cas9 that can be used to edit genes within living organisms.
CRISPR gene editing (CRISPR, pronounced / ˈ k r ɪ s p ə r / (crisper), refers to a clustered regularly interspaced short palindromic repeats") is a genetic engineering technique in molecular biology by which the genomes of living organisms may be modified.
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.
The world's first COVID-19 drug designed by generative AI is approved for human use, with clinical trials expected to begin in China. The new drug, ISM3312, is developed by Insilico Medicine. [389] A new AI algorithm developed by Baidu is shown to boost the antibody response of COVID-19 mRNA vaccines by 128 times. [390]
The name "coronavirus" is derived from Latin corona, meaning "crown" or "wreath", itself a borrowing from Greek κορώνη korṓnē, "garland, wreath". [8] [9] The name was coined by June Almeida and David Tyrrell who first observed and studied human coronaviruses. [10]
The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2]
However, stylization as "Covid-19" has become common as well. Numerous news sources including The New York Times, CNN, Politico, The Wall Street Journal, NBCNews have presented the term with a capital C but all other letters as lower case. [30] As a result, use of "Covid-19" has become commonplace and even the accepted standard in some cases. [31]
Cochrane-Wikipedia volunteers are encouraged to use their Wikipedia editing skills and ability to interpret the medical literature to improve content shared on Wikipedia related to the 2019–20 coronavirus pandemic. List of Wikipedia articles: 2019–20 coronavirus pandemic.