Health
Inside our microscopic war machine and the million-dollar question – The Age
Futuristic ideas lead the race to find a coronavirus vaccine, but what about 90-year-old technology?
That said, making a safe vaccine that produces long-lasting immunity is no easy thing to do.
If there was a single easy answer, we could make all vaccines produce life-long immunity, says Dr Jennifer Juno, an immune system researcher at the Doherty Institute.
To understand why immunologists are less concerned about falling antibody levels, you need to understand the role they play.
Antibodies stick to viruses and stop them infecting cells. They are made in B-cells, giant antibody factories.
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