3 ms·Treatment of 5 Critically Ill Patients with Covid-19 with Convalescent Plasma1 points by blacksqr 7y agomasonic 7y agoViral loads also decreased and *became negative* within 12 days How does viral load become negative? Do they subtract antibody count from virus count?eschutte2 7y agoI think they mean negative as in "not positive" (for virus).