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lysin Syllabification: ly·sin
Pronunciation: /ˈlīsn/

Definition of lysin in English:


An antibody or other substance able to cause lysis of cells (especially bacteria).
Example sentences
  • The ancestral lysin proteins may be useful for future laboratory studies.
  • He and his colleagues began working with a phage that infects the anthrax bacterium almost exclusively and identified the gene encoding its lysin.
  • Solubilization of the cell wall with phage lysin also yielded a large M-protein molecule.


Early 20th century: from German Lysine.

Definition of lysin in:
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