1. mosquito repellent
Zika

2. what attracts mosquitos
to humans?
first - detects CO2 plume from expirations from 150 feet away. they smell it
larger the person, more CO2 emitted
explains why mosquitos prefer adults to children, why they prefer larger people to small people and prefer pregnant
second - they see you
wear light clothing and they see movement, too
thirdly- they detect heat, moisture, and lactic acid from your sweat glands.

3. attractions for mosquitos
CO2 in breath
visual
larger people
pregnant woman
lactic acid
(sweat)

4. mosquito magnets is there such a thing?
Yes!
genetics 85%
how you smell
your genetic makeup determines how you smell to a mosquito

5. CDC recommendation

6. Consumer Reports best products against Aedes mosquito
Off! Deep Woods VIII % DEET lasts 8 hours
Sawyer Picaridin lasts 8 hours 20% picaridin
Ben’s 30% DEET tick and insect wilderness formula hours
picaridin is synthetic compound resembles pipeline which is found in the plants that are used to produce black pepper. widely used in Europe and Australia, available in US since don’t use 100% DEET use no more than 30% just as effective and not toxic
CR says

7. Consumer Reports March 10, 2017
Winners
Consumer Reports March 10, 2017

8. Consumer Reports recommends
for Aedes aegypti
Consumer Reports recommends
DEET
picaridin
oil of lemon eucalyptus

9. jams the odor receptors on antennae
N,N-diethyl-m-toluamide
DEET
DEET works by masking smell CO2 and lactic acid
confuses the mosquito’s olfactory sense
doesn’t kill mosquitos; just repels them
jams the odor receptors
on antennae

10. not recommended by Consumer Reports
less than 7% DEET products
less than 20% picaridin products
natural plant oils, citronella, wrist bands, combo repellent/sunscreens, candles
plant based and natural products not registered by EPA
over 7 hour protection is the goal by Consumer Reports

11. products with DEET products wi
some DEET products are Off, Cutter, Repel ,Coleman, the big names
DEET banned in Europe
products wi

12. is DEET safe for humans?
controversial!
Banned in Europe

13. Environmental Protection Agency DEET
DEET in use since 1957
120 products in use by 30 different countries
safety reviewed in 1998
safety reviewed in 2014
no harm to humans and environment
In the US repellent must be registered with EPA
tested for human safety and effectiveness
ok for kids and pregnant women
DEET banned in Europe effects on fresh water marine life

14. application follow directions
use only exposed areas skin, not under clothes
don’t spray on face

15. for 2 hours after sunrise for 2 hours before sunset

17. GMO modified mosquito oxitec
approved by FDA for use in Florida in fighting Zika
separate male from female based on size
put a fluorescent marker on the strain for quality control
self limiting gene inserted into the male (males don’t bite)
multiply the engineered mosquitos giving a diet that has the antidote to the gene expression while they are multiplying in the lab
release the engineered mosquitos
mate with wild females
female lays eggs 30,000 eggs which carry the self limiting gene and they die before reaching adulthood
oxitec
GMO modified
mosquito

18. don’t need pesticides
no spraying
species specific for Aedes aegypti, not 3500 other species of mosquitos

19. not yet
approved by FDA for Florida to use it
voted down community said no
Houston is considering using it