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.
Graphene additive to starch/chitosan composites do not increase cytotoxicity. The bars represent mean ± SEM (n = 8) of cell numbers expressed as percentage of non-treated control (NT). C—control composite; I—nanocomposite I.; II —nanocomposite II. The bars with the same letters (a, b) do not differ significantly at the level of confidence 0.05.
