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.
Key functions of the tumor necrosis factor (TNF)-α cytokine in tuberculosis. (A) TNF-α recruits neutrophils, macrophages and T-lymphocytes to the infection site; (B) The cytokine maintains granuloma formation in tuberculosis; (C) The autocrinal TNF-α is also produced and induces apoptosis of TB-infected cells.
