Harvard Catalyst Profiles

Contact, publication, and social network information about Harvard faculty and fellows.

Complement C4a

"Complement C4a" 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.

The smaller fragment formed when complement C4 is cleaved by COMPLEMENT C1S. It is an anaphylatoxin that causes symptoms of immediate hypersensitivity (HYPERSENSITIVITY, IMMEDIATE) but its activity is weaker than that of COMPLEMENT C3A or COMPLEMENT C5A.


This graph shows the total number of publications written about "Complement C4a" by people in Harvard Catalyst Profiles by year, and whether "Complement C4a" was a major or minor topic of these publication.
Bar chart showing 9 publications over 6 distinct years, with a maximum of 2 publications in 1990 and 1991 and 1992
To see the data from this visualization as text, click here.
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Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.