Some 2,000 people will participate in the trial, which will be conducted with the support of the Health Ministry, Unifesp said.

Russia has the world's third-highest toll of coronavirus infections after the United States and Brazil, and Kremlin officials have said the nation's researchers are working on almost 50 different vaccine projects.

A group of developing countries wants to ensure that eventual COVID-19 medicines are available to everyone.

Ferrets and hamsters have been responding well to a vaccine developed by USask researchers and the team is getting closer to testing it on humans.

Health authorities have reported just two virus-related deaths over the past nine days among more than 200 active cases on the Caribbean's largest island, a sign they may have the worst of the outbreak under control.

The findings land just before researchers at Dalhousie University test the same vaccine in Halifax in the upcoming weeks.

The University of Guelph says its researchers have received $230,000 from the Ontario government to develop a possible COVID-19 vaccine.

British researchers testing an experimental vaccine against the new coronavirus aim to immunize more than 10,000 people to find out if it works.

The Alberta government has no plans to make inoculation mandatory if or when an approved COVID-19 vaccine becomes available, Premier Jason Kenney said Wednesday night.

The company's vaccine is at the forefront of the efforts in developing a treatment for the fast-spreading virus.