Professor Sheena Cruickshank
Total 4 Posts
COVID-19 vaccine boosters: Is a third dose really needed?
5 min read
If immunity is waning or ineffectual against new variants, then boosters could be needed – but there needs to be evidence that they are necessary.
COVID-19 immunity: How long does it last?
5 min read
Long-term protection will depend on the ‘memory response’ developed by our immune systems – and the initial signs are promising.
A new study suggests coronavirus antibodies fade over time – But how concerned should we be?
4 min read
Antibody levels naturally fade – the key question is whether infected people sustain adequate levels of T cells and B cells. Right now, we shouldn’t be overly worried. COVID-19 is a giant puzzle we are gradually unlocking.
Inflammation: The key factor that explains vulnerability to severe COVID.
5 min read
Abnormal functioning of the immune system is what characterises severe COVID, and can be driven by diabetes, obesity, sex and age.