Tracking the Spread of Mosquito Insecticide Resistance Across Africa (image) PLOS Share Print E-Mail Caption Deltamethrin Resistance in Anopheles gambiae s.l. mosquitoes. Credit Penelope Hancock Usage Restrictions CC-BY: Redistribution allowed with credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.