When the next pandemic hits, scientists aim to have a vaccine already. Here’s how.

Instead of filling a vaccine bank with many vaccines against different potential coronaviruses, some researchers are trying to come up with a single vaccine that will work against a variety of different coronaviruses. 

One way to do that is to try to generate immunity not just to the spike protein, which is unique for each coronavirus, but to other proteins that look similar in many different coronaviruses.

That's what Roderick Slavcev and his team at the University of Waterloo and Mediphage Bioceuticals are trying to do.