Mycobacterium tuberculosis, the causal agent of this disease, invades macrophages and can replicate inside them. Because invasion of macrophages is a critical step for establishing a mycobacterial infection, there is much interest in understanding the mechanisms for M. tuberculosis entry into macrophages.
January 24, 2016. Winter Storm Jonas did not spare Boston its icy wrath, but the Massachusetts city definitely saw a dulled-down version of the blizzard. According to numbers from the National Weather Service, 8.2 inches fell in Boston, 7 inches accumulated in South Boston and 6.1 inches were dropped in the vicinity of Logan International Airport.
The month of June in Boston experiences decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 53% to 43%. The clearest day of the month is June 30, with clear, mostly clear, or partly cloudy conditions 57% of the time.