Endotoxin and double stranded RNA render macrophages cytotoxic.

@article{Alexander1971EndotoxinAD,
  title={Endotoxin and double stranded RNA render macrophages cytotoxic.},
  author={Peter Alexander and Robert Evans},
  journal={Nature: New biology},
  year={1971},
  volume={232 29},
  pages={76-8}
}