Researchers have identified a molecule sent by fat cells to the fly brain that senses when they have had enough food and inhibits feeding. Researchers have identified a molecule sent by fat cells to ...

In bacteria, PQQ is an essential cofactor for various dehydrogenase enzymes known as quinoproteins 2. Nutritional experiments have indicated some (unknown) metabolic or nutritional role for PQQ in ...

In living organisms, there are many chemical reactions taking place. These reactions have many different functions, including breaking down the food we eat and getting energy from the broken down food ...

Trapping of a covalent adduct between galactose and the FAD cofactor during the reaction of UDP-galactopyranose mutase supports a novel role for the reduced flavin cofactor as a nucleophile in the ...