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Wolbachia

All articles tagged with #wolbachia

health3 months ago

Brazil deploys Wolbachia and vaccines to combat dengue

The article discusses how the bacterium Wolbachia, naturally found in many insects, can be used to reduce the spread of dengue fever and other tropical diseases by making mosquitoes less capable of transmitting viruses. Trials in Indonesia, Australia, Brazil, and Colombia show significant reductions in disease incidence, and the method is self-sustaining and non-GMO. Challenges for scaling include public acceptance, funding, and logistical issues, but the potential to protect millions makes it a promising solution.

via Our World in Data|
#dengue-fever#health#mosquito-control
health-public-health1 year ago

"Bacteria-Infected Mosquitoes Combat Dengue in Rio"

In response to a dengue fever outbreak in Rio de Janeiro, the city of Niteroi has seen success in combating the disease through a pilot program that involves breeding mosquitoes with Wolbachia bacteria, which interrupts the transmission of the dengue virus. This initiative, pioneered by the World Mosquito Program, has significantly reduced the number of dengue cases in Niteroi. Despite challenges such as navigating informal settlements and security concerns, the program has garnered interest from other municipalities in Brazil, prompting plans to build a large factory to breed Wolbachia-carrying mosquitoes.

via ABC News|
#dengue#health-public-health#mosquitoes
health-science1 year ago

"Dengue Crisis in Brazil: How GMO Mosquitoes and Vaccines Are Battling the Surge"

In response to a dengue fever outbreak in Rio de Janeiro, a successful pilot program in the neighboring city of Niteroi has utilized Wolbachia-infected mosquitoes to combat the disease, resulting in significantly lower incidence rates. The initiative, pioneered by the World Mosquito Program, has garnered interest from other municipalities in Brazil. Despite challenges such as navigating favelas and addressing security concerns, the program has shown promise in reducing dengue cases, prompting plans for expanded production of Wolbachia-carrying mosquitoes.

via The Associated Press|
#brazil#dengue#health-science
health2 years ago

"Genetically Modified Mosquitoes Combat Dengue Fever Outbreaks"

The World Mosquito Program is testing a new strategy to combat dengue fever by releasing millions of special mosquitoes carrying the Wolbachia bacteria in Honduras. The bacteria, when passed on to offspring, interrupts the transmission of the disease. Traditional methods of preventing mosquito-borne illnesses have been largely ineffective against dengue, which infects around 400 million people annually. The Wolbachia strategy has shown promising results in reducing dengue cases in field trials, but questions remain about its long-term effectiveness and cost. The World Health Organization is closely monitoring the mosquito releases and may promote the strategy globally.

via The Weather Channel|
#dengue#disease-control#global-health
health2 years ago

"Wolbachia: A Game-Changing Solution to Stop Dengue Spread"

The government of Honduras is partnering with the charity Medecins sans Frontieres (MSF) to release lab-grown mosquitoes infected with the bacteria Wolbachia, which prevents them from spreading dengue fever. Studies have shown that mosquitoes infected with Wolbachia are unable to transmit the virus. This approach has been successful in countries like Indonesia, Vietnam, Brazil, and Australia. A recent study in Indonesia found that infecting mosquitoes with Wolbachia reduced the incidence of dengue by 77% and decreased the need for hospital treatment by 86%. Dengue fever affects millions of people globally, and this experiment aims to assess the effectiveness of using Wolbachia-infected mosquitoes to combat the disease in Honduras.

via Euronews|
#bacteria#dengue-fever#health
science2 years ago

Revolutionizing Urban Pest Management with Wolbachia in Cockroaches.

A new study has found that Wolbachia, a type of bacteria commonly found in insects, is present in four out of 16 cockroach species across three families. Researchers hope that further study may lead to new management methods for pest cockroach species, potentially using Wolbachia as a tool for urban insect management instead of relying on conventional insecticides. Wolbachia can manipulate the reproductive biology of its insect host, and the type of manipulation depends on the strain found in an insect.

via Entomology Today|
#bacteria#cockroaches#insecticides
health2 years ago

The Challenges of Developing a Dengue Fever Vaccine.

Dengue fever, a mosquito-borne disease, has been on the rise in the last two decades, with half the world's population at risk. While a vaccine has been developed, it has faced safety concerns, and there is no universally available prevention method. However, an initiative to breed virus-resistant mosquitoes using the bacterium Wolbachia has seen success in Australia. Vaccine manufacturers and public health leaders need to learn from past mistakes to ensure faith in interventions does not wane.

via Vox.com|
#dengue#health#mosquito-borne-diseases