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.
Internucleosomal cleavage of macrophage DNA following Salmonella infection (multiplicity of infection 1 : 100) after 6 h of incubation; lane M: 100 base pairs (bp) DNA ladder, lanes 1 and 2: uninfected control, lane 3: DNA of S. typhi, lane 4: DNA of macrophages infected with normal S. typhi, lanes 5 and 6: DNA of macrophages infected with anaerobic S. typhi.
