Definition of "lysin" [lysin]

• An antibody that is capable of causing the destruction or dissolution of red blood cells, bacteria, or other cellular elements. (noun)
• A substance that causes lysis. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "By harnessing the power of nature's own antibiotics, scientists have engineered an enzyme known as a lysin that not only kills MRSA in mice but also works synergistically with antibiotics that were once powerless against the formidable organism."
• "And we call such a method analysis, as being a solution backwards (anapalin lysin)."
• "By adding another fractional protein, lysin, the rats were made to thrive."