Trp therefore acts as a self-governor by regulating its own production through a negative feedback loop. Mutations that ... and of genes required for lactose metabolism. In the absence of lactose ...

Last year, a team of researchers discovered that body fat can send signals that affect how the brain handles both stress and metabolism. The feedback loop between body fat and stress is a two-way ...

This use is technically incorrect as it is an example of a positive feedback loop that makes a negative outcome worse. Still, many people (incorrectly) use the term negative feedback loop in this ...