Dengue and dengue hemorrhagic fevers are diseases which etiologic agents are transmitted by the mosquito vector Aedes aegypti Linnaeus, 1762. This species is also capable of transmitting the yellow fever virus. The vector as well as the disease has become an economic and public health problem. Affected countries invest a significant part of the gross domestic product in the vector-disease contr...

Mosquitoes are both vectors of disease and a hindrance to outdoor activities. Since its discovery in 1976, the larvicide Bacillus thuringiensis var. israelensis (Bti) has proven its effectiveness in controlling mosquito populations, with negligible environmental impact. We performed an integrated, 5-year study of the direct and indirect effects of Bacillus thuringiensis var. israelensis (Bti ap...

The insecticidal bacterium, Bacillus thuringiensis, consists of a wide variety of subspecies, most of which are insecticidal for either lepidopteran, coleopteran, or dipteran insect larvae. Subspecies such as B. thuringiensis subsp. kurstaki have been used with remarkable safety for more than forty years to control lepidopteran pests in agriculture and forestry, and over the past thirty years, ...