lysin

[ lahy-sin ]
/ ˈlaɪ sɪn /

noun Immunology, Biochemistry.

an antibody causing the disintegration of erythrocytes or bacterial cells.

Origin of lysin

First recorded in 1895–1900; lys- + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for lysin

lysin

/ (ˈlaɪsɪn) /

noun

any of a group of antibodies or other agents that cause dissolution of cells against which they are directed
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

Medicine definitions for lysin

lysin

[ līsĭn ]

n.

An antibody that is capable of causing the destruction or dissolution of red blood cells, bacteria, or other cellular elements.
A substance that causes lysis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.