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.
Schematic illustration of the fabrication of self-healing injectable hydrogel and the mechanism of bone protection by regulating the microenvironment of RA. DNRS gel depletes excessive NO and releases H2S in the presence of cysteine, and sustained release MTX.
