A reaction mechanism is a sequence of elementary reactions that can explain how an overall chemical reaction proceeds. Direct conversion of carboxylic acids to nitriles is desirable but ...

Transferases are enzymes that catalyse the transfer of a functional group from a donor molecule, often a coenzyme, to an acceptor molecule. These include methyltransferases and formyltransferases for ...

Food allergy symptoms can start quickly after eating and may last from minutes to a couple of days. Seasonal allergy symptoms can last for weeks or even months if exposure to the allergen continues.

An allergic reaction happens when the immune system overreacts to certain substances, causing symptoms like hives or difficulty breathing. Severe allergic reactions, called anaphylaxis, can be ...

Chemical reactions are the breaking and forming of chemical bonds, which are fundamental to the creation of new technologies. Inevitably, discovering and developing new chemical reactions is a ...