... Journal of Occupational Medicine and Toxicology 2009, 4:13 http://www.occup-med.com/content/4/1/13Page 6 of 8(page number not for citation purposes)centrations of interleukin-6 (IL-6), IL-8, IL-1β, ... theaerobiological pathway of poultry dust including the source and aerosolization of dust and workerexposure and response. Further understanding of the source and aerosolization of dust in poultryoperations ... stocking den-sity, animal mass, type of litter, type of bird, bird age, type of feed, feeding method, time of day, air distribution, rel-ative locations of dust sources and presence or absence of air...