The present invention relates to methods and materials in the field of molecular biology, the manipulation of the phenylpropanoid pathway and the regulation of proteins synthesis through plant genetic engineering. The high pressure fuel pump includes a pressurized chamber, a plunger for pressurizing the fuel in the pressurized chamber, a fuel passage valve provided in the pressurized chamber, and an actuator for operating the fuel passage valve. All food exiting the stomach is funneled through the device. The one or more corrective processes are applied to the first image.