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.
Micrographs of lysozyme crystals in the absence of layered silicate (Control) (A) and in the presence of sericite (B), K-tetrasilicic fluoromica (C) and Na-tetrasilicic fluoromica (D). Crystallization conditions: starting lysozyme concentration 20 mg/mL, starting silicate content 0.2%, precipitant agent sodium chloride 1.0 M in sodium acetate 0.2 M, pH 4.7. Scale bar: 0.5 mm.
