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.
Comparison of cytotoxic and mutagenic effects in mouse lymphoma cells treated with WSSs from cigarettes machine-smoked under different regimens. (A,C) Cytotoxicity is presented as relative total growth (RTG, %); (B,D) mutagenicity is presented as mutant frequencies (MF) per 106 cells. All data are expressed as the mean ± 1 SD from 3 or 4 independent experiments.
