New method for toxicological assessment of perfluoro mixtures Perfluoro (PFAS) is a group of substances that contains PFOS, PFOA and GenX. Perfluoro substances often occur as pollution in ground water and drinking water.
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.