The mystery of a well-traveled kissing bug
On an August morning last year, an American couple soon to embark on a European river cruise awoke in a luxury hotel in Lisbon.
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.
On an August morning last year, an American couple soon to embark on a European river cruise awoke in a luxury hotel in Lisbon.
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