BioSpace reviewed some of the more interesting scientific studies recently published, including the new strain of SARS-CoV-2 identified in the United Kingdom.

The World Health Organization cautioned against major alarm over a new, highly infectious variant of the coronavirus that has emerged in Britain, saying this was a normal part of a pandemic’s evolution.

Countries across the globe shut their borders to Britain on Dec. 21 due to fears about a highly infectious new coronavirus strain, causing travel chaos and raising the prospect of food shortages days before Britain is set to leave the European Union.

The United States is monitoring the new strain of Covid-19 emerging in the United Kingdom, with U.S. officials unclear whether the mutated variant had made its way to America.

U.S. government scientists started efforts to manufacture a strain of the novel coronavirus that could be used in human challenge trials of vaccines, a controversial type of study in which healthy volunteers would be vaccinated and then intentionally infected with the virus, Reuters learned.