Tracing an elusive killer parasite in Peru
Despite what Hollywood would have you believe, not all epidemics involve people suffering from zombie-like symptoms--some can only be uncovered through door-to-door epidemiology and advanced mathematics.
Parasite evades death by promoting host cell survival
Researchers have discovered how the parasite Trypanosoma cruzi, which causes Chagas' disease, prolongs its survival in infected cells. A protein on the parasite activates the enzyme Akt, which blocks cell ...