What is a biosensor?

A biosensor is a device to which it has a biological substance (an enzyme, an antibody, a protein, DNA, etc.). For example, lead or bacteria in the water, toxins in food. The device translates the chemical change occurred in the presence of the compound of biological origin in an electrical signal process able.
The most successful [...]

Foods that fall ill

Some people suffer from intolerance to certain foods. The milk, fruit and products sweetened with sucrose they can cause discomfort and pain in the stomach and even diarrhea. What happens is that the body can not process certain carbohydrates, such as lactose (milk sugar), fructose or sucrose.
When a food is not properly digested, it is [...]