Figure 1.
Schematic representation of the stem cell niche. Stem cells form complex interactions within their microenvironment between extracellular matrix, neighboring cells, and soluble factors.
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.