Mosquitos
in sentence
70 examples of Mosquitos in a sentence
As a test, they engineered two
mosquitos
to carry the anti-malaria gene and also this new tool, a gene drive, which I'll explain in a minute.
Finally, they set it up so that any
mosquitos
that had inherited the anti-malaria gene wouldn't have the usual white eyes, but would instead have red eyes.
So they took their two anti-malarial, red-eyed
mosquitos
and put them in a box with 30 ordinary white-eyed ones, and let them breed.
This is the surprising part: given that you started with just two red-eyed
mosquitos
and 30 white-eyed ones, you expect mostly white-eyed descendants.
Instead, when James opened the box, all 3,800
mosquitos
had red eyes.
He bred his
mosquitos
in a bio-containment lab and he also used a species that's not native to the US so that even if some did escape, they'd just die off, there'd be nothing for them to mate with.
Things like
mosquitos
and fruit flies, there's literally no way to contain them.
And she started to chase me, and I had my syringes above my head, and I was swatting the mosquitos, and I jumped into the truck, and I thought, "This is why people do lab studies."
So that brings us to the first problem that I'll raise this morning, which is how do we stop a deadly disease that's spread by
mosquitos?
One was killing the
mosquitos
with DDT.
Now, malaria is of course transmitted by
mosquitos.
Those
mosquitos
are not infected.
What it means is the mother and child stay under the bed net at night, so the
mosquitos
that bite late at night can't get at them.
So in the winter of 2012, I went to visit my grandmother's house in South India, a place, by the way, where the
mosquitos
have a special taste for the blood of the American-born.
These are
mosquitos
who carry the malarial parasite which infests our blood when the mosy has had a free meal at our expense.
It's full of giant mosquitos, giant rats, giant worms and snakes, even a giant chicken,all of which could mangle a human being.
Malaria, a life-threatening disease transmitted by mosquitos, is one of these illnesses.
Another important initiative that deserves support is the World Health Organization’s “vector control” guidelines, which offer strategies for controlling the mosquitos, flies, and bugs that transmit disease.
For example, because deforestation creates favorable conditions for
mosquitos
by producing ditches and puddles, which are more likely to pool less acidic water that is conducive to mosquito larvae development, countries with elevated forest loss tend to have higher rates of malaria.
Larger pieces can fill with rainwater, providing a breeding ground for disease-spreading
mosquitos.
But in isolated rural communities, the solutions that we are researching may be more robust, convenient, and effective against not just sandflies, but also other kinds of disease-carrying insects, such as Zika-infected
mosquitos.
Target Malaria is soon scheduled to begin implementing a plan in West and Central Africa to release genetically modified “male sterile” (non-gene-drive) mosquitoes in the villages of Bana and Sourkoudingan in Burkina Faso, as a first step toward eventually releasing drive-modified
mosquitos.
The new
mosquitos
contain a gene that produces high levels of a protein that stops their cells from functioning normally, ultimately killing them.
As long as the modified male
mosquitos
are fed a special diet, the protein does not affect them.
After receiving the needed approvals, Oxitec worked with local scientists to release the modified
mosquitos
in the Cayman Islands and in the Juazeiro region of Brazil.
In my part of the world, West Africa, scientists with millions of dollars from the Bill & Melinda Gates Foundation’s “Target Malaria” project are aggressively pursuing a plan to release gene-drive
mosquitos
into the wild (after first conducting a test run with bioengineered non-gene-drive mosquitos).
Local communities are not blind to the fact that the use of gene drives against malaria-transmitting
mosquitos
is largely a public-relations gambit.
Given the scale and scope of the problem, stronger action to eliminate
mosquitos
– and the diseases they carry – is a development imperative.
As a graphic on Bill Gates’ blog last year highlighted,
mosquitos
are responsible for 830,000 human deaths annually – 250,000 more than are caused by our fellow humans.
Another approach would be to release a large number of male
mosquitos
with the Wolbachia bacteria; females with which they mate would be unable to reproduce.
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