Translate the following English sentence to French:
"To conclude, I believe that the knowledge that has been acquired in gene therapy could be promising for humanity, but that they are also full of potential risks and are open to serious abuse."
Je pense, chers collègues, en conclusion, que les connaissances acquises en thérapie génique peuvent être prometteuses pour l'humanité, mais qu'elles sont aussi porteuses de risques et de dérives extrêmes.