Dengue
in sentence
56 examples of Dengue in a sentence
Using molecular genetic-engineering techniques, the British company Oxitec has created a new way to control the mosquito species that transmits
dengue
fever.
Since DDT was banned, insect-borne diseases such as malaria and
dengue
have been on the rise.
In addition to isolation, other problems include droughts in Africa, where farmers depend on rainfall rather than irrigation, and high disease burdens in tropical countries suffering from malaria,
dengue
fever, and other killer diseases.
Like yellow fever, dengue, and other diseases, Zika is transmitted by Aedes aegypti mosquitoes.
They spread a number of diseases – such as chikungunya, dengue, malaria, yellow fever, West Nile fever, and Zika virus – which together kill millions of people each year.
(Although there is no widely available vaccine for malaria, three countries are set to take part in a pilot immunization program starting in 2018, and some mosquito-borne diseases – such as yellow fever, Japanese encephalitis, and
dengue
– are vaccine-preventable.)
One species where Wolbachia is not present naturally is the Aedes aegypti mosquito, which is responsible for transmitting human viruses like dengue, chikungunya, yellow fever, and Zika.
Other infectious diseases are likely to emerge, or to become more severe (as with
dengue
fever in Asia this year), as a result of changes in climate and interaction between human and animal habitats.
By altering certain features of mosquitos, we could reduce or even eradicate ancient scourges such as malaria and
dengue
that afflict hundreds of millions of people each year.
Costa Rica devotes significant resources to tackling problems like
dengue
fever and malaria because our people remain our most important asset.
But, as Amir Attaran, a professor of law and population health at the University of Ottawa, argued recently in the Harvard Public Health Review, the transmission of
dengue
fever, a virus that is related to Zika and transmitted by the same species of mosquito, declines but does not cease in the Rio winter.
As for the spraying, Attaran casts doubt on its efficacy, given that Rio has seen a sharp, unexplained increase in
dengue
this year.
The neighborhood of Olympic Park, where events will take place, has had more cases of
dengue
in the first quarter of 2016 than in all of 2015.
Diseases relayed by mosquitoes--malaria,
dengue
fever, yellow fever, and several kinds of encephalitis--are eliciting particularly grave concern as the world warms.
Indeed, because Ebola presents symptoms similar to malaria,
dengue
fever, and other endemic tropical diseases, medical workers may not take adequate precautions – or, worse, may send patients home in a highly contagious phase.
The virus also has the potential to spread to the Americas, which are home to Aedes mosquito vectors that transmit not only yellow fever, but also dengue, Zika, and chikungunya.
But, in 2016, the first – and, currently, the only –
dengue
vaccine, Dengvaxia, was approved in 12 countries.
Consider this: In just the past few years, many candidate vaccines against HIV, dengue, herpes, tuberculosis, and staphylococcus aureus have failed, at a cost of more than $1 billion.
This could lead to a resurgence of yellow fever, which was once pervasive in the United States and parts of Europe, and outbreaks of
dengue
fever and Zika virus.
Based on Intergovernmental Panel on Climate Change data the combination of climate change and population growth is predicted to put an additional 6 billion people at risk of
dengue
infection by 2080.
The 2003 SARS outbreak was a wake-up call, and frequent waves of
dengue
fever in several East Asian countries reinforced the message.
In Europe and the US, concerns over SARS, Ebola, Zika, and
dengue
fever seemed far away, abstract, and (with the exception of SARS) mainly “tropical.”
Meanwhile, the Spanish authorities reported the first case of
dengue
attributed to sexual transmission in an area without vector mosquitoes.
DAR ES SALAAM – Mosquitoes are often described as the most dangerous animals on earth, because the diseases they transmit – including malaria, dengue, and Zika – cause more than a million deaths annually.
And already resource-constrained hospitals are expected to be overwhelmed further by a surge of patients with infectious diseases that are likely to proliferate as climate change progresses, such as
dengue
and leptospirosis.
And a warming planet is contributing to the global spread of dengue, a mosquito-borne viral infection.
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