Researchers think they know why a blood disorder in the tropics protects against this mosquito-borne disease
[DOC] [TLE] Blood Disease Protects Against Malaria In An Unexpected Way ... [PAR] Mar 19, 2008 ... Children with an inherited blood disorder called alpha thalassemia make ... Now, 
researchers have discovered that this disorder has a benefit -- it can protect ... 
common in human populations because they protected against malaria.