The researchers had a theory. They thought that people who were bitten by infected mosquitoes,but recovered, were protected in the future.

VOA: special.2011.05.31

To test this idea, the team in Cuba offered $100 to anyone who would agree to be bitten by infected mosquitoes.

VOA: special.2009.01.27

An untreated or incorrectly treated bite might require the removal of a bitten foot, for example,or an arm.

VOA: special.2010.01.25

The researchers had a theory. They thought that people who were bitten by infected mosquitoes, but recovered, were protected in the future.

VOA: special.2009.01.27

To test this idea, the team in Cuba offered one hundred dollars to anyone who would agree to be bitten by infected mosquitoes.

VOA: special.2010.05.18

And the medicines for a cobra bite in the Philippines may not work for someone bitten by a similar snake in West Africa.

VOA: special.2009.05.05

Clara Maass was bitten by infected mosquitoes 7 times between March and August of 1901.

VOA: special.2009.01.27

Clara Maass was bitten by infected mosquitoes seven times between March and August of nineteen-oh-one.

VOA: special.2011.05.31

Signs of the disease appear in victims ten to fifteen days after they are bitten.

VOA: special.2010.04.20

People get chikungunya fever when they are bitten by mosquitoes infected with the disease.

VOA: special.2009.04.13

More than four million people around the world are bitten by snakes each year.

VOA: special.2009.04.22

But they continued their work. More people let themselves be bitten by mosquitoes.

VOA: special.2009.01.27

Clara Maass died six days after she was bitten for the seventh time.

VOA: special.2010.05.18

An unprovoked attack means the person is alive when bitten.

VOA: special.2009.06.16

Dr. Lazear himself was also bitten.

VOA: special.2009.01.27

Doctor Lazear himself was also bitten.

VOA: special.2010.05.18