7/7/11
Nanotechnology for agriculture and food systems
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Research areas
Some of the potential research areas that would have a significant impact on agriculture are:
Nucleic acid bioengineering,
Smart treatment delivery systems,
Nanobioprocessing,
Bioanalyt¬ical nanosensors,
Nanomaterials and
Bioselective surfaces
Uses
Nanotechnology has the potential to improve food quality and safety significantly in the following areas:
Development of low cost sensors that detect the presence of food borne pathogens,
Filters for removing undesirable compounds from foods and beverages and
Nanoparticles to store flavors and nutrients inside food and release them at designated organs in the body when they are needed.
Nanosensors targeting improved pathogen detection in food systems
Electrically conduct¬ing polymers
Sensors that can detect very low levels of molecular signals of spoilage and foodborne pathogens
Non-invasive bioanalytical nanosensors placed in an animal’s saliva gland to detect a single virus
Electronic tongue that detects minute amounts of a huge range of chemicals
Tongue technology incorporated into food packages such as meat wrappings, to change color when the meat starting to spoil
Nanoscale level dirt-repellent coatings
Nanoscale monitors linked to recording and tracking devices to monitor temperature changes and detect pesticides and genetically modified crops within the food system
To alter the structure of packaging materials at the molecular level
To gain various gas and moisture permeabilities to fit the requirements of specific products such as fruits, vegetables, beverage and wine.
To improve and preserve shelf-lifem, flavor and color of the products
Nanostructured films and packaging materials to prevent the invasion of pathogens and other microorganisms and ensure food safety
Nanosensors embedded in food packages to allow the determination of whether food has gone bad or show its nutrient content.
To make food packages more light- and fire-resistant with stronger mechanical and thermal performance and controlled gas absorption by the addition of certain nanoparticles into packaging material and bottles.
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