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.
Clustering of COVID-19 samples. (a) UMAP plot showing the distribution of day-0 and day-14 samples, with each individual connected by a dotted line. (b) Dendrogram visualizing the results from hierarchical clustering of all samples. Day-0 samples are shown in red and day-14 samples in blue.
