Fig. 1From: Long-term exposure of Aedes aegypti to Bacillus thuringiensis svar. israelensis did not involve altered susceptibility to this microbial larvicide or to other control agentsResistance ratios (RR) between the lethal concentrations of Bti and its toxins (Cry11Aa, Cry4Ba), temephos (Tem) and diflubenzuron (Dif) for third-instar Ae. aegypti larvae from the RecBti strain compared to that of the reference strain. a RR at LC50. b RR at LC90Back to article page