Well, that seemingly mundane question is where our group first jumped into this story, and what we found as we dove down into the brain, down among the neurons and the blood vessels, was that the brain's solution to the problem of waste clearance, it was really unexpected.
Esta cuestión, aparentemente trivial, é a que motivou ao noso grupo  a entrar nesta historia. E o que atopamos ao entrarmos no cerebro, entre as neuronas e os vasos sanguíneos, foi que a solución do cerebro para o problema da limpeza de residuos era totalmente inesperada.