transmission. However, production and release of Mycobacterium tuberculosis (Mtb)
bioaerosols is poorly understood. We report quantitation of Mtb exhaled during specific
respiratory manoeuvres. Methods Direct capture of nascent bioaerosol particles and indirect
collection of aged particles was performed in 10 healthy subjects. Indirect and direct capture
of exhaled viable Mtb bacilli was compared in 38 PTB patients and directly captured viable …