Figure 3.

PCR analysis of experimental contaminated air samples from VA Run 17 Lane 1: Marker; Lane 2:Nebulizer solution before run; Lane 3: Nebulizer solution after run; Lane 4: Filter without UV exposure; Lane 5: UV exposed filter; Lane 6: UV exposed filter; Lane 7: Filter without UV exposure; Lane 8: Spiked filter Lane 9: Filter without UV exposure; Lane 10: Blank filter; Lane 11: Positive control; Lane 12: Negative control.