Two complementary analyses of atmospheric biological particles from air sampled filters are described herein: the extraction and detection of endotoxin, and of DNA.
Lang-Yona, N., Mazar, Y., Pardo, M., Rudich, Y. Air-sampled Filter Analysis for Endotoxins and DNA Content. J. Vis. Exp. (109), e53444, doi:10.3791/53444 (2016).