Improved Ebola Situation in Liberia May Complicate Vaccine Trials

The frustration, at times approaching despair, has been evident for years when talk among filovirus scientists turned to Ebola vaccines. In high-containment biosafety level 4 (BSL-4) laboratories, several vaccines have saved animals from what should have been lethal doses of the virus. Mice, guinea pigs and nonhuman primates—the best stand-ins for man—have been protected. READ MORE OF THIS STORY