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.
SEM micrographs of EL (I) and ES (II) blank NFs prepared using different concentrations, (A) 10%, (B) 15%, (C) 20% and (D) 25%, and electrospun at 15 kV and at 0.5 mL/h flow rate (magnification power ×5,000).
Abbreviations: SEM, scanning electron microscopy; EL, Eudragit L100; ES, Eudragit S100; NF, nanofiber.
