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Tag: mutation

Just one mutation – and the bat coronavirus has learned to infect humans: a study

Just one mutation – and the bat coronavirus has learned to infect humans: a study

Just one mutation allows the RaTG13 virus, ineffective in infecting humans to a close relative of the SARS-CoV-2 coronavirus, successfully infecting human cells and intestinal organoids. This conclusion was made by German molecular biologists after the experiments; the preprint of their research is posted on bioRxiv.   The most likely hypothesis for the origin of […]

CoronaVac vaccine against the “Amazon” strain of coronavirus: results from Brazil

CoronaVac vaccine against the “Amazon” strain of coronavirus: results from Brazil

The effectiveness of the CoronaVac vaccine from Sinovaс Biotech in the country affected by the “Brazilian” strain of coronavirus after two doses reaches only 42% protection against COVID-19 with symptoms. We are talking about the effectiveness in the elderly from 70 years and older, write in the preprint of the study on medRxiv.   For […]

The Coronavirus Disaster In India. Reason – “perfect Storm”, According To Who: Factors

The Coronavirus Disaster In India. Reason – “perfect Storm”, According To Who: Factors

The spike in the incidence of COVID-19 that hit India’s health system this spring was driven by a combination of factors, not just the spread of a more infectious and less immunocompromised strain. This was stated by the representative of the World Health Organization Tarik Yasharevich, writes Reuters.   One of the main causes of […]

If You Have Had A Coronavirus Disease Caused By A Non-brazilian Strain

If You Have Had A Coronavirus Disease Caused By A Non-brazilian Strain

If you have had a coronavirus disease caused by a non-Brazilian strain of SARS-CoV-2, then the effectiveness of your protection against re-infection with this mutant is from 54% to 79%. This conclusion was reached by an international group of scientists, their research was published by the journal Science.   Despite the fact that in Manaus, […]