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.
FET‐based SARS‐CoV‐2 biosensor. Anti‐spike antibodies are immobilized on the gate of a graphene‐based transistor. Target‐receptor binding causes a change in the graphene's surface charge distribution, which consequently changes the current passing through the drain. Adapted with permission.[ 72b ] Copyright 2020, American Chemical Society.
