Should Ebola Vaccines Be One Shot Or Two? The Answer Could Determine Success Of Mass Immunization
By Ben Hirschler and Kate Kelland
LONDON, Dec 11 (Reuters) – Scientists racing to develop vaccines against Ebola are trying to determine whether they can best fight the disease with a single injection or with two, a calculation that could determine how quickly and effectively a program can be rolled out.
Administering two vaccines, one after the other, would almost certainly give far greater protection than a single shot against a deadly virus that has killed more than 6,000 people in West Africa this year.
But it would also make mass immunisations far more complicated in the worst-affected countries of Guinea, Liberia and Sierra Leone, where weak health systems have all but collapsed under the weight of the epidemic.
With the epidemic growing exponentially through much of 2014, the —> Read More Here