Tag: <span>RNA</span>

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The more RNA virus load, the more organ damage

Among the greatest unknowns of COVID-19 is why the disease is so lethal for some people and so mild for others. Although various hypotheses have been proposed to explain this fact, a team from the Department of Clinical Microbiology at Nanchang University in China has shown that there is a clear relationship between damage to...

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Nose cells identified as likely COVID-19 entry points

Researchers from the Wellcome Trust Sanger Institute (United States) have identified two specific types of cells in the nose as points of probable initial infection for the COVID-19 coronavirus. In their work, published in the journal Nature Medicine, they have found that goblet and cylindrical cells in the nose have high levels of the input...

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Italian researchers isolate COVID-19 virus in tears

Human-to-human transmission occurs mainly through respiratory droplets, but other routes are under investigation, because SARS-CoV-2 has been detected in several body fluids. With regard to COVID-19, unprotected ocular exposure was thought to be responsible for infections that occurred in the Wuhan Fever Clinic in January 2020; in addition, SARS-CoV-2 RNA was detected in conjunctival secretions...

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The coronavirus is mutating

According to Peter Thielen, a molecular biologist at the Johns Hopkins Laboratory of Applied Physics, SARS-CoV-2 is mutating. Among the thousands of samples of the long chain of RNA that makes up the coronavirus, there are 11 mutations that have become quite common. But as far as is known now, it is always the same...