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MOLECULAR
TARGETS FOR MOSQUITO CONTROL
West
Nile virus has emerged in recent years in temperate regions of Europe
and North America , presenting a threat to public and animal health.
The most serious manifestation of West Nile virus infection is fatal
encephalitis (inflammation of the brain) in humans and horses, as
well as mortality in certain domestic and wild birds. West Nile
virus also has been a significant cause of human illness in the
United States in 2002 and 2003. In 2003, more than 10,000 cases
of mosquito-transmitted West Nile fever were reported in the US
( Centers
for Disease Control and Prevention ). The CDC map below shows
the distribution of avian, animal, or mosquito infection that has
occurred during 2004 with number of human cases, if any, by state.

2004
West Nile Virus Activity in the United States
Biological
Targets, Inc. (BTI) has utilized its proprietary SPADE™
and DELVE™
technology, to
identify and characterize more than 150 insecticide targets in mosquito which
can be utilized for the development of insecticides for
Culex pipiens , the mosquito that transmits West
Nile fever, lymphatic filariasis (elephantiasis) and St. Louis encephalitis; for
Anopheles gambiae , the principal vector for malaria; and for Aedes
aegypti , the primary carrier of viruses that
cause Dengue fever and Yellow fever. Also, potential gene
targets for a Bacillus thuringiensis (Bt) mosquiticidal toxin in
all three mosquitoes have been identified.
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