Immune system

Covid antibodies 'last at least six months'

Oxford Covid vaccine 'encouraging' in older adults

Science In Action. Covid- 19 – Good news on immunity. Audio, 35 minutesScience In Action

Normal life back next winter, says vaccine creator

Immunising the world against Covid-19. Video, 00:02:03Immunising the world against Covid-19

Turkish Germans raise new Covid vaccine hopes

'Milestone' vaccine offers 90% Covid protection

T-cell response 'lasts six months after Covid infection'

Are Indians more immune to Covid-19?

Antibodies 'fall rapidly after Covid infection'

Why is coronavirus such a threat?

Man gets Covid twice with second hit 'more severe'

Can a vaccine from 1921 save lives from Covid-19?

UK pledges £500m to global Covid vaccine scheme

New coronavirus vaccine begins trials in the UK

Cheap steroids save lives from severe Covid

Scientists target coronavirus immunity puzzle

How bad will winter really be?

Oxford coronavirus vaccine triggers immune response

Taking the T-cell test: Did a choir have Covid in January?

Can you become immune to coronavirus? Video, 00:03:28Can you become immune to coronavirus?

More could have Covid immunity than tests suggest

Fergus Walsh: At last some good news about coronavirus