Bioaerosols include bacteria, fungi, fungal spores and plant pollen, as well as viruses and their secretions such as endotoxin, glucan and mycotoxins. Various respiratory diseases such as rhinitis, respiratory inflammation, asthma and coronavirus disease (COVID-19) are related to bioaerosol exposure. However, due to the complexity, diversity and non-biological interference of bioaerosols, online detection of bioaerosols has challenging.
