Acanthamoeba species were evaluated for susceptibility to complement lysis as determined by release of radiolabeled uridine. The 3 Acanthamoeba species tested, A. culbertsoni (ATCC 30171), A.

An increasing number of studies have shown a critical role for the membrane attack complex, synthesized on activation of the terminal pathway of the complement system, in causing demyelination and ...

The complement system, a key component of innate immunity, is a first-line defender against foreign pathogens such as HIV-1. On the other hand, complement activation also enhances HIV-1 infectivity.

Researchers at the Medical University of Vienna and the Medical University of Innsbruck discovered that SARS-CoV-2 hijacks three important host proteins that dampen the activity of the complement ...