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IgM

American

Immunology.

immunoglobulin M: a class of short-term circulating and secretory antibodies existing as an aggregate of five antibody molecules, having a high affinity for viruses.

IGM British

abbreviation

International Grandmaster

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of IgM

First recorded in 1960–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Each repeating unit of fish IgM is similar to human IgM and researchers worked with just the stalk of the fish IgM since the full-length IgM was difficult to work with.

From Science Daily • Nov. 27, 2023

In humans, IgM consists of five repeating units that are held together by a joining chain, resulting in a star shape.

From Science Daily • Nov. 27, 2023

Lyu said, "All of these factors may have led to differences in the structure of IgM."

From Science Daily • Nov. 27, 2023

IgM molecules make up approximately ten percent of all antibodies.

From Textbooks • Jun. 9, 2022

IgA and IgD also have three constant domains per heavy chain, whereas IgM and IgE each have four constant domains per heavy chain.

From Textbooks • Jun. 9, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023