Birgitta Henriques Normark, Staffan Normark
& Anna Norrby-Teglund
The authors are at the Swedish Institute for Infectious Disease Control, Solna, the Microbiology and Tumor Biology Center, and the Centre for Infectious Medicine, Karolinska Institutet, Stockholm, Sweden. birgitta.henriques@smi.ki.se
Staphylococcal pneumonia is associated with a huge influx of inflammatory cells into the lungs. A major trigger for this event is now revealed. Protein A, a bacterial surface protein, binds the receptor for TNF, a prominent activator of the innate immune system (pages 842−848).
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