The battle against Covid: is vaccine immunity already on the wane?
Israel is rolling out a booster programme as Covid-19 cases spike, while outbreaks in nursing homes here are suggesting reduced vaccine efficacy
“I believe we are at war.” That was the startling statement which Professor Salman Zarka, Israel’s coronavirus commissioner, made at a parliamentary committee last Wednesday.
Israel had one of the quickest rollouts and highest vaccine uptakes in the world, weaponising one of the most effective vaccines – Pfizer – against the Alpha variant. And it was working, with almost all domestic restrictions lifted in June as the country became the envy of the world.