Research news on disease vectors

Disease vectors are living organisms, typically arthropods such as mosquitoes, ticks, fleas, sandflies, and triatomine bugs, that biologically or mechanically transmit pathogenic agents between hosts, thereby enabling the spread of infectious diseases within populations and ecosystems. In vector-borne disease systems, pathogens often undergo essential developmental or replication stages within the vector (biological transmission), or are passively carried on contaminated body parts (mechanical transmission). Research on disease vectors encompasses their ecology, population dynamics, host-feeding behavior, vector competence, insecticide resistance, and interactions with environmental and climatic factors, informing surveillance, risk modeling, and integrated vector management strategies for disease control.

Flowers shape the spread of viruses among wild bees, study finds

A recent study shows that viruses in wild bees are closely linked to the flowers they visit and the availability of floral resources across the landscape. Researchers found that certain floral communities increase the likelihood ...

A single gene underlies begomovirus resistance in eggplant

Plant viruses pose a serious and ongoing threat to global agriculture in tropical to temperate regions. Among the most damaging are begomoviruses, a group of DNA viruses spread by whiteflies that infect many important food ...

Data modeling drives war on cattle ticks

Texas A&M AgriLife scientists have uncovered new insights into how cattle fever ticks survive and spread across South Texas, revealing hidden refuges that could explain why the pest remains one of the U.S. cattle industry's ...

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