Doctors noticed that patients who had sickle cell anemia, a serious hereditary blood disease, were more likely to survive malaria, a disease which kills some 1.2 million people every year.

Can we predict that natural selection will weed out genetic disease over time? Sickle-cell trait haplotype distribution shows the genetic advantages of this mutation. In the deoxygenated ...

On this map, the distribution of sickle-cell anemia haplotypes among nations with high prevalence of the disease are shown. Five distinct beta-globin haplotypes (indicated by colors) are found in ...

Pediatric patients with sickle cell anemia and a history of abnormal cerebral artery velocities had reduced hospitalizations ...

Sickle cells grow into crescent shapes, instead of the round red blood cells seen in people without the gene New research suggests that the history of sickle-cell disease goes back to a mutation ...