Despite these successes, there are currently no effective vaccines against dengue, filariasis, or malaria, and specific treatments are only available for malaria and some filariases
. Historically and today, targeting mosquito vectors has been a key control strategy against major mosquito-borne diseases.
 World Health Organization, "Global programme to eliminate lymphatic filariasis," Annual Report on Lymphatic Filariases
113, Geneva, Switzerland, 2002.
can be controlled and even prevented if the breeding sites of the vectors are cleared.
Contribucao para o Estudo dos Vectores das Filariases
Animais em Portugal.
Most (tissue-dwelling) filariases
(apart from a few blood-dwelling species such as Mansonella perstans which cause little harm), including onchocerciasis, loiasis and bancroftian filariasis, cause distinct pathologies including characteristic and extensive skin lesions (in long-standing disease).