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.
Chitin. (A) Molecular structure of chitin with C1 carbon indicated with blue shading and C4 carbon indicated with yellow shading. (B) Crystal structure determined for α-chitin with the crystallographic repeating unit indicated by blue boxes. Reproduced from with permission from ref 63. Copyright 2009 American Chemical Society. (C) Molecular structure of chitosan. Repeating structural disaccharide units in A and C indicated by brackets.
