Coronavirus cases are rising in 22 of the 50 U.S. states, according to a Reuters analysis, a worrisome trend on a Labor Day holiday weekend traditionally filled with family gatherings and parties to mark the end of summer.

At least four of six different vaccine candidates financially backed by the U.S. government aimed at the novel coronavirus are predicted to fail in the clinic, according to a draft report from an analytics group cited by CNBC.

The National Institute of Health (NIH) reinstated a $7.5 million grant to the nonprofit research organization EcoHealth Alliance.

British drugmaker AstraZeneca started testing an antibody-based cocktail for the prevention and treatment of Covid-19, adding to recent signs of progress on possible medical solutions to the disease caused by the novel coronavirus.

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.

As the world is eagerly awaiting news of an effective and safe vaccine against Covid-19, several companies are moving ahead testing therapeutic antibodies against the disease.

A recent report in the New England Journal of Medicine reveals that the racial and ethnic minority groups most negatively impacted by Covid-19 are also the least represented in these clinical studies to develop vaccines and therapeutics aimed at the disease.

Gilead Sciences Inc. filed a marketing application with the U.S. Food and Drug Administration for the company’s experimental Covid-19 drug remdesivir.

Drugmakers will likely have tens of millions of doses of coronavirus vaccines in the early part of next year, Anthony Fauci, the top U.S. infectious diseases official, said in a Reuters interview.

Russia’s minister of health, Mikhail Murashko, indicated that the country is planning a nationwide program to vaccinate its population against Covid-19 starting in October.