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Porphyrins

"Porphyrins" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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A group of compounds containing the porphin structure, four pyrrole rings connected by methine bridges in a cyclic configuration to which a variety of side chains are attached. The nature of the side chain is indicated by a prefix, as uroporphyrin, hematoporphyrin, etc. The porphyrins, in combination with iron, form the heme component in biologically significant compounds such as hemoglobin and myoglobin.


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This graph shows the total number of publications written about "Porphyrins" by people in this website by year, and whether "Porphyrins" was a major or minor topic of these publications.
Bar chart showing 5 publications over 4 distinct years, with a maximum of 2 publications in 2009
To see the data from this visualization as text, click here.