FIGURE 4.
Most used test systems (A) and time and resources dedicated to in vitro experimentation (B). In A) respondents could select more than one option, and graph shows absolute number of replies. B) shows percentages of replies
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.