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.
Effect of surfactant (Tween 20™) on the mineral formed on the PLG microsphere surfaces (A) after 3 days, (B) after 7 days, (C) after 14 days, and (D) after 21 days. (E) FTIR spectrum of PLG microspheres coated with mineral via a 21 days mSBF incubation in the presence of 0.1%v/v Tween20™. A spectrum of commercial HA powder is included for comparison.
