heavy chain

noun Immunology.

either of an identical pair of Y-shaped polypeptides that, together with the light chains, constitute the antibody molecule.

Also called H chain

Origin of heavy chain

First recorded in 1960–65

Words nearby heavy chain

heavy, heavy artillery, heavy-bearded, heavy bomber, heavy breather, heavy chain, heavy chain disease, heavy cream, heavy cruiser, heavy-duty, heavy earth

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for heavy chain

heavy chain

noun

immunol a type of polypeptide chain present in an immunoglobulin molecule

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

Medical definitions for heavy chain

heavy chain

[ hĕv′ē ]

n.

The larger of the two types of polypeptide chains in immunoglobulins, consisting of an antigen-binding portion having a variable amino acid sequence, and a constant region that defines the antibody class.

Scientific definitions for heavy chain

heavy chain

[ hĕv′ē ]

The larger of the two types of polypeptide chains in an immunoglobulin molecule. A heavy chain consists of an antigen-binding portion having a variable amino acid sequence, and a constant region that is different for each class of imunoglobulin. Each heavy chain is one of a Y-shaped identical pair and is attached along its variable region to a smaller light chain. Compare light chain.

单词	heavy chain
释义	heavy chain noun Immunology. either of an identical pair of Y-shaped polypeptides that, together with the light chains, constitute the antibody molecule. Also called H chain Origin of heavy chain First recorded in 1960–65 Words nearby heavy chain heavy, heavy artillery, heavy-bearded, heavy bomber, heavy breather, heavy chain, heavy chain disease, heavy cream, heavy cruiser, heavy-duty, heavy earth Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for heavy chain heavy chain noun immunol a type of polypeptide chain present in an immunoglobulin molecule 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 Medical definitions for heavy chain heavy chain [ hĕv′ē ] n. The larger of the two types of polypeptide chains in immunoglobulins, consisting of an antigen-binding portion having a variable amino acid sequence, and a constant region that defines the antibody class. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for heavy chain heavy chain [ hĕv′ē ] The larger of the two types of polypeptide chains in an immunoglobulin molecule. A heavy chain consists of an antigen-binding portion having a variable amino acid sequence, and a constant region that is different for each class of imunoglobulin. Each heavy chain is one of a Y-shaped identical pair and is attached along its variable region to a smaller light chain. Compare light chain. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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