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Health Report - Anti-Malaria Bed Nets Can Fight Elephantiasis
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Alex
Asia
Dr
Guinea
Papua
Scientists
She
able
anti-malaria
as
at
by
elephantiasis
female
fighting
for
is
kill
million
of
reproduce
risk
served
six
stop
team
that
the
worm
are working on ways to stop a disease
threatens one-fifth of the world's population. Over 120
people are infected with lymphatic filariasis, also known
elephantiasis. The disease is found mainly in Southeast
and Africa. It affects the lymphatic system, which
a major part of the body's natural defenses
fighting disease. Elephantiasis can cause swelling, or enlargement,
skin and tissue. The cause is a tiny
that enters and lives in lymphatic tubes for
to eight years. Scientists say they have been
to demonstrate that the most common cause of
can be stopped. They are urging those at
to sleep under nets treated with chemicals that
a common insect: the mosquito. Lisa Reimer teaches
the Liverpool School of Tropical Medicine. She formerly
in Papua New Guinea as part of a
studying the disease. The team involved researchers from
New Guinea, Britain, Australia and the United States.
. Reimer says she was surprised at how effective
bed nets covered with insecticide could be at
the disease. Doctors normally use drugs to fight
disease. Lisa Reimer says doctors in Papua New
gave the drugs to people in five villages.
says this treatment nearly ended the threat from
worm to humans. But the drugs did not
the threat from mosquitoes. The treated nets block
mosquitoes from securing blood, which they need to
. The World Health Organization has set a goal
stopping lymphatic filariasis as a public health problem
the year 2020. For VOA Learning English, I'm
Villarreal.
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