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.
Cross-sectional area of blood vessels at 3 weeks postimplantation for delivery of (A) pLuc and (B) pVEGF. For each condition, the areas of 420 blood vessels from 9 tissue sections were measured (n = 3). Blood vessel areas were significantly different between conditions (P < 0.001).
