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.
DIC microscopy image of (a) 3-day cultures in 1% FBS + 1% ITS, (b) 10-day cultures in 10% FBS, and (c) 3-week cultures in 1% FBS + 1% ITS. Arrows point to what we believe are aligned collagen fibrillar structures in the extracellular matrix. N, cell nucleus. Scale bars are 20 μm.
