Six-year vitamin E supplementation increased tuberculosis risk by 72% in male smokers who had high dietary vitamin C intake, but vitamin E had no effect on those who had low dietary vitamin C intake, according to a study published in the British Journal of Nutrition.

(Source: http://www.sciencedaily.com/releases/2008/02/080221101425.htm)

Vitamin E and ?-carotene affect the immune function and might influence the predisposition of man to infections.

WASHINGTON, Jan 28 (Reuters) - African immigrants with low levels of vitamin D are much more likely to be infected with tuberculosis, a finding that suggests the vitamin may help prevent and treat TB, Australian researchers said on Monday.

(http://www.reuters.com/article/latestCrisis/idUSN28469425)