A new Legionella species, Legionella feeleii species nova, causes Pontiac fever in an automobile plant.

@article{Herwaldt1984ANL,
  title={A new Legionella species, Legionella feeleii species nova, causes Pontiac fever in an automobile plant.},
  author={Loreen A. Herwaldt and G W Gorman and Tom McGrath and Shiyu Toma and Brigitte Brake and Allen W. Hightower and Jim J. Jones and Arthur L. Reingold and Peter A. Boxer and P W Tang},
  journal={Annals of internal medicine},
  year={1984},
  volume={100 3},
  pages={333-8}
}
From 15 to 21 August 1981, Pontiac fever affected 317 automobile assembly plant workers. Results of serologic tests were negative for Mycoplasma, Chlamydia, respiratory tract viruses, and previously described legionellae. A gram-negative, rod-shaped organism (WO-44C) that did not grow on blood agar, required L-cysteine for growth, and contained large amounts of branched-chain fatty acids was isolated from a water-based coolant. The organism did not react with antisera against other legionellae… CONTINUE READING