Louisa Alexandra Messenger

Assistant Professor, School of Public Health
Expertise: Medical and veterinary parasitology, Medical and veterinary entomology, Global health, Vector-borne diseases, Neglected tropical diseases, Malaria, Chagas disease, Vector control, Molecular epidemiology, Genomics

Biography

Louisa Messenger is a UNLV School of Public Health researcher who specializes in the control of tropical infectious diseases transmitted by insects (vector-borne diseases). She is passionate about improving health outcomes for impoverished populations worldwide.

Her current research concentrates on developing and evaluating new insecticides, health interventions, and surveillance tools to interrupt malaria transmission throughout sub-Saharan Africa. An additional line of her research focuses on improving our understanding of Chagas disease dynamics among distinct epidemiological settings across Latin America.

Messenger has worked on research projects in more than 15 countries, and collaborated with organizations including the U.S. President’s Malaria Initiative and the World Health Organization. Prior to joining UNLV, she was a professor at the London School of Hygiene and Tropical Medicine, completed a two-year American Society for Microbiology post-doctoral fellowship with the Centers for Disease Control and Prevention, held a L’Oréal-UNESCO Women in Science UK and Ireland fellowship, and led a U.S. Agency for International Development malaria clinical trial in Tanzania.

Messenger's work has been featured in multiple media outlets, including Reuters and BBC Radio 4. Her research findings have been published by the Lancet, Clinical Microbiology Reviews, Emerging Infectious Diseases, Journal of Infectious Diseases, Clinical Infectious Diseases, Nature Scientific Reports and PLoS Neglected Tropical Diseases.

Education

  • B.A., Natural Sciences, University of Cambridge
  • M.Sc., Medical Parasitology, London School of Hygiene and Tropical Medicine
  • Ph.D., Molecular Epidemiology, London School of Hygiene and Tropical Medicine

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Louisa Alexandra Messenger In The News

The Spruce
When yellow jackets, a species of wasps, come buzzing around, they aren't usually nice—they're known to be defensive, aggressive, and very likely to sting. But rather than just run and hide, you can be proactive in making sure these pesky insects stay away from your house. We asked pest control experts for their best tips and tricks for keeping yellow jackets at bay.
Everyday Health
You don’t have to stay indoors to protect yourself from mosquitoes. The great outdoors offers many physical and mental health benefits, and several mosquito repellents on the market are effective when used properly, allowing you to enjoy time outdoors without worrying about bug bites.
Woman’s World
Studies reveal extreme pitch changes in music confuse bugs and reduce biting attempts.
Las Vegas Review Journal
Mosquitoes are having a banner year in Clark County. The Southern Nevada Health District has captured and submitted 20,041 mosquitoes for testing so far in 2026, more than double the 9,888 recorded through the same period last year, according to health district data.

Articles Featuring Louisa Alexandra Messenger

Outdoor view
Campus News | July 1, 2026

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spring campus
Campus News | April 1, 2026

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Fall colors 2025
Campus News | November 10, 2025

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Students on campus.
Campus News | October 6, 2025

A selection of top news headlines featuring UNLV faculty and students.