Experimental High School Attached to Beijing Normal University 1 article published in JoVE Environment Composition and Distribution Analysis of Bioaerosols Under Different Environmental Conditions Zhongyi Wang*1, Jiaming Li*2, Lu’an Qian*3, Linna Liu1, Jun Qian1, Bing Lu1, Zhendong Guo1 1Academy of Military Medical Sciences, 2Chinese Academy of Agricultural Sciences, 3The Experimental High School Attached to Beijing Normal University Understanding the biological composition of environmental particulate matter is important for the study of its significant impacts on human health and disease spread. Here, we used three types of bioaerosol sampling methods and a biological analysis of airborne microbes to better explore airborne microbial communities under different environmental conditions.