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Definition of Metalloporphyrin
1. Noun. (biochemistry) Any compound, such as heme, formed by a combination of a porphyrin and a metal, often iron, copper, silver, zinc, or magnesium ¹
¹ Source: wiktionary.com
Medical Definition of Metalloporphyrin
1. A combination of a porphyrin with a metal, e.g., Fe (haematin), Mg (as in chlorophyll), Cu (in haemocyanin), Zn. (05 Mar 2000)