LAMP1 and infection: In BEAS-2B cells, nearly all Msm were associated with Lamp1 at early and late time points, while Lamp1-associated Mtb compartments significantly decreased from 80.5+/−4.4% at 4 hrs following infection to 58.1+/−2.6% at 18 hrs following infection (p<0.01) (Figure 7a–c).