Sequential Rift Valley fever outbreaks in eastern Africa caused by multiple lineages of the virus.

ABSTRACT:

Background

During the Rift Valley fever (RVF) epidemic of 2006-2007 in eastern Africa, spatial mapping of the outbreaks across Kenya, Somalia, and Tanzania was performed and the RVF viruses were isolated and genetically characterized.

Methods

Following confirmation of the RVF epidemic in Kenya on 19 December 2006 and in Tanzania on 2 February 2007, teams were sent to the field for case finding. Human, livestock, and mosquito specimens were collected and viruses isolated. The World Health Organization response team in Kenya worked with the WHO's polio surveillance team inside Somalia to collect information and specimens from Somalia.

Results

Seven geographical foci that reported hundreds of livestock and >25 cases in humans between December 2006 and June 2007 were iden

SUBMITTER: Nderitu L 

PROVIDER: S-EPMC3071275 | biostudies-literature | 2011 Mar

REPOSITORIES: biostudies-literature