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.
Representative transmission electron micrographs of the model adhesive without PA. A. Undemineralized micrograph of the group that received no collagenase solution treatment. B. Higher magnification of the hybrid layer region of Fig. 4A. The intertubular collagen fibrils revealed intact cross-banding patterns.
