Assessment of exposure to airborne endotoxins has been studied for several years, especially in occupational environments, but a large number of procedures are used for sampling and analysis. This lack of standardization makes it very difficult to compare results and set internationally accepted threshold limit values (TLVs) or occupational exposure limits (OELs) for endotoxin exposure. This pa...

I Department of Physical Medicine and Rehabilitation, Mayo Clinic Hospital, Mayo Clinic Arizona Phoenix, Arizona, USA. II Department of Critical Care Medicine, Mayo Clinic Hospital, Mayo Clinic Arizona Phoenix, Arizona, USA. III Department of Philosophy, Arizona State University, Tempe, Arizona, USA. IV Department of Anesthesiology, Mayo Clinic Jacksonville, Florida, USA. [email protected] ...