The German-made CureVac vaccine has given a result of 47% efficacy, much lower than expected - now, the proposed delivery of 225 million doses to the EU is at risk.
The UK Government will make COVID vaccination mandatory for care home workers, with the possibility that NHS workers will also be required to get the jab.
Public Health England found that two doses of the Pfizer and AstraZeneca vaccine could still keep patients with the Delta variant out of hospital - but both are now less able to stop infection in the first place.
Today (14 June) the Commission formally signed legislation to create the EU Digital COVID Certificate - which will be used for 12 months, beginning from 1 July, 2021.
A new study found that the Novavax vaccine was 93.2% effective against the Alpha variant - with no clarification about vaccine performance against the Delta variant.
A team at Newcastle University have identified a gene, HLA-DRB1*04:01, which could be responsible for individuals who are asymptomatic - suggesting that the gene offers some protection against severe COVID.
The Medicines and Healthcare products Regulatory Agency (MHRA) has concluded that the Pfizer/BioNTech COVID-19 vaccine is safe to use in 12-15-year-olds.
The World Health Organisation (WHO) has given emergency approval to the Sinovac COVID-19 vaccine - because there is ongoing "access inequity" for countries in the Global South.
Graham Brookes, Agricultural Economist with PG Economics, UK, charts how the development and deployment of COVID-19 vaccines, derived using techniques of genetic modification, highlight ideological inconsistency and hypocrisy.
Over the last three months, scientists have been tracing rare instances of blood clots in veins in connection to the AstraZeneca COVID vaccine - now, they have the first evidence of arterial blood clots, which can cause stroke.
