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Chikungunya is a virus transmitted from human to human by the bite of infected mosquitoes such as Aedes aegypti and Aedes albopictus. It was first described in southern Tanzania during an outbreak in 1952, and has been identified in over...
Dengue is the most common vector-borne viral disease in the world, causing an estimated 50–100 million infections and 25,000 deaths each year. Most cases occur in semitropical and tropical regions of the Americas, the Caribbean, Southeast Asia, Africa, and the...
Historically, yellow fever (YF) has claimed millions of lives, including many thousands in the United States. The Philadelphia epidemic of 1793, for example, killed about 10 percent of the city’s population. While the last occurrence of yellow fever transmission in...
Zika virus (ZIKV) was first isolated from a nonhuman primate in Uganda in 1947 and from Ae. africanus mosquitoes in 1948. Human infections with ZIKV were sporadic for half a century before emerging in the Pacific and the Americas. History...
Yellow Fever Mosquitoes (Aedes aegypti)
The yellow fever mosquito (Aedes aegypti) is widespread throughout the tropical and subtropical regions of the world. It is the primary vector of yellow fever, dengue fever, chikungunya and Zika. Distribution Aedes aegypti was the target of a hemisphere-wide eradication...