Treatment of 5 Critically Ill Patients with Covid-19 with Convalescent Plasma(jamanetwork.com)

https://jamanetwork.com/journals/jama/fullarticle/2763983

2 comments

  Viral loads also decreased and *became negative* within 12 days

How does viral load become negative? Do they subtract antibody count from virus count?

I think they mean negative as in "not positive" (for virus).