Publications by authors named "Angel S Gomez-Rivera"

Article Synopsis
  • Mexico has significantly reduced malaria cases over the last 20 years and is considering certifying malaria-free areas (MFAs) as a step towards total elimination, with Quintana Roo being a potential candidate.
  • Monitoring the susceptibility of key malaria vectors like Anopheles albimanus is essential for this MFA certification, leading to a study conducted in three localities in Quintana Roo during the rainy season of 2022.
  • The study found that An. albimanus showed high mortality rates against various insecticides, and genetic analysis revealed no mutations in key resistance genes, indicating that the vector population remains susceptible.
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Sand flies have expanded their areas of distribution, thereby increasing the risk of pathogen transmission in non-endemic areas. To establish efficient prevention and control strategies for the transmission of vector-borne pathogens, it is important to understand seasonal dynamics of their vectors. In Mexico, there are several areas where the contact between sand flies, hosts and reservoirs favours the transmission of the pathogen.

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Anopheles darlingi is considered the main vector of malaria in the Neotropical region, so knowledge of its distribution in the Americas is highly relevant for the design of strategies for prevention and control of the illness. In Mexico, An. darlingi was recorded for the first time in 1943, and currently its distribution covers the states of Campeche, Chiapas, Quintana Roo, and Tabasco.

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