In theory, gene editing technology can be used to modify the genes of insects to give them specific characteristics or functions. This includes the possibility of changing their ability to act as vectors of pathogens. However, this practice involves significant ethical, safety and ecological risks. 1. **Technical aspects**: Insects can be genetically modified using gene editing technology (such as CRISPR-Cas9). This technology can be used to change the biological characteristics of insects, such as changing their susceptibility to certain pathogens. 2. **Disease transmission**: Changing insects to carry pathogens may lead to the spread of diseases, not just control. The application of such behavior (for example, using mosquitoes to spread certain viruses) requires extreme caution and supervision. 3. **Ecological impact**: Insects play an important role in ecosystems, and large-scale modification of them may have unpredictable ecological consequences, affecting food chains and biodiversity. 4. **Ethical and legal issues**: The ethical and legal issues raised by genetic modification need to be carefully evaluated. In particular, there is significant controversy involving the deliberate release of potentially harmful organisms into the environment. Therefore, although it is technically possible, in actual implementation, great caution and in-depth scientific research, ethical review and legal supervision are required.