A New Vaccine Could Eradicate Flesh-Eating Parasites
Leishmaniasis, a deadly parasitic disease, is inching toward the U.S. border as climate change expands its habitat — but a new vaccine may stop it. Leishmania are the second-deadliest parasites in the world, behind only malaria.
The 30 known strains of Leishmania are the second-deadliest parasites in the world. Once inside the human body, they cause infections that eat away at the face, ulcerate the skin with huge boils, and can fatally mutilate the liver and spleen. These frightening parasites — second only to malaria in terms of fatal impact worldwide — are slowly edging closer to the…