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.
Arsenite concentration ranges distinguished with combinations of LacZ strains (A) and CCP strains (B).
| A | Concentration range (µg l−1) | 1580 | 1595 | 2245 | 2066 | ||
|---|---|---|---|---|---|---|---|
| < 6 | x | x | |||||
| 10–50 | x | x | x | ||||
| > 50 | x | x | x | x | |||
| B | Concentration range (µg l−1) | 1971 | 1981 | 1982 | 2031 | 2332 | 2340 |
| 0 | x | x | x | ||||
| 1–10 | x | x | x | x | |||
| > 20 | x | x | x | x | x | x |
Strains that give a signal in the respective concentration range are marked with x.
