Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Aggregate diameter increased on average and the range of diameters increased over the period 2 h to 18 h in rotation aggregation assays. Starting cell density was 0.3×10 6 cells/ml.
