This came from CEN March 15,2010:
"Finally, should you be inclined to down a pint on St. Patty's Day, try to avoid doing so in regions prone to malaria. Opt for Ireland over a West African country such as Burkina Faso. A recent study published in PLoS One finds that people who consume BEER are far more appealing to malaria-bearing mosquitoes than those who drink water (DOI: 10.1371/journal.pone.0009546). The authors of the study believe that alcohol metabolism increases the breath and odor markers that attract mosquitoes. Sláinte!"