The World Bank's vaccine financing package can be used by countries to buy vaccine doses through COVAX, the new African Vaccine Acquisition Task Team (AVATT) or other sources.
The metal was still up around 7pc for the April-June quarter, however - the fifth consecutive quarter of rising prices - after reaching an all-time peak of $10,747.50 on May 10.
Johnson & Johnson's vector vaccine will contribute 18.3 million doses, and a total 70 million doses of vaccines from Sanofi, Novavax and Valneva will contribute the rest.
He told reporters the World Bank had made nearly $100 billion in lending commitments since the outbreak of the crisis in early 2020, well above the normal level of just under $60 billion.
U.S. crude stockpiles fell last week for the sixth straight week as refiners ramped up output in response to rising demand, the Energy Information Administration said.
The Colombian president's office said Monday that U.S. President Joe Biden told President Ivan Duque of the donation in a call during which they also discussed reactivating the economy, jobs, climate change and shared democratic values and human rights.
Data was reported from blood serum from eight participants obtained one week after they received the second dose of the vaccine in an early-stage trial.