Here you had a chemical, either from the natural world or artificially synthesized in the laboratory, and it would course through your body, it would find its target, lock into its target, a microbe or some part of a microbe, and
Una sustancia química, ya bien del mundo natural o sintetizada artificialmente en el laboratorio, se abriría paso a través de su cuerpo, hasta encontrar su destino, y bloquear su objetivo, un microbio