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.
a. Effect of freeze-thaws on ATP as quantified by bioluminescence using the luciferin-luciferase reaction (n = 3). Error bars indicate standard deviations. b. Effect of freeze-thaws on ATP extracted from 10,000 Cryptosporidium oocysts (n = 3). Error bars indicate standard deviations.
