First West Nile virus patient in the Netherlands A male patient has been diagnosed with the West Nile virus last week. The man has not been abroad recently. He may have contracted the virus in the region of Utrecht due to a mosquito bite.
Risks of potential release of genetically modified mosquitoes evaluated On Saba, a Dutch Caribbean island, diseases such as dengue, chikungunya and zika can be reduced by the use of genetically modified mosquitoes.