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.
AFM images of a acid-soluble single collagen molecule prepared on a mica substrate, b collagen molecules packed together side-by-side forming new fibrils, c compressed collagen construct displaying fully formed fibrils presenting a D-banding periodicity
