News: Delta variant surge in Australia prompts Hong Kong expert to suggest raising its Covid-19 risk level, but government adviser says move is unnecessary A recent surge of Delta variant ...

Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...

The original strain of the virus was displaced by the Alpha variant. Then we had Beta, then Delta and then Omicron. KP.2 is ...

India's health ministry says studies showed that the so-called Delta plus variant - also known as AY.1 - spreads more easily, binds more easily to lung cells and is potentially resistant to ...

The Delta variant is contributing to a rapid rise in Covid cases in parts of Asia causing a severe strain on health infrastructure in some countries. Vaccinations rates are relatively low in many ...

A certain mutation in the COVID-19 Delta variant causes infected cells to form disruptive chunks in the lungs and leads to more serious symptoms of the disease, a research team said. If the cells ...

And because the delta variant, first identified in India, can spread among vaccinated people, that extra layer of protection for recovered patients is probably helpful (SN: 7/30/21). Sign up for e ...

However, there was no mention of the Indian variant Delta, which is the one that causes the greatest concern worldwide, although the strain has already been identified elsewhere within Brazil.

The Delta variant of COVID-19, identified in at least 85 countries, is the "most transmissible" of the variants identified so far and is spreading rapidly among unvaccinated populations ...

Scientists don't know how much of a threat C.1.2 poses yet, but it shares several key mutations with other variants like Alpha, Beta, Gamma, and Delta. The World Health Organization considers ...