Figure 1.
Schematic representation of a chemiluminescent analyzer (model 280i; Sievers) (A), an electrochemical sensor (NIOX MINO) (B), and a laser-based sensor (C).
Abbreviations: NO, nitric oxide; PMT, photomultiplier tube.
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.