Definition: of porphyrins, a cyclic tetrapyrrole; four pyrrole groups joined into an anular structure by way of –CH= (methylidyne) bridges between the a (2) position of one pyrrole and the a' (5) position of another pyrrole, the fourth pyrrole being joined to the first.
See Also: porphin, porphyrin
Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.
© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.