Lysozyme

... lysozyme 3D structure. lysozyme is an enzyme ( EC 3.2.1.17 ), commonly ... acid with carbon four of N-acetylglucosamine . lysozyme levels in the blood are often increased in ...

Alexander Fleming

... Alexander Fleming Sir Alexander Fleming ( August 6 , 1881 – March 11 , 1955 ) discovered the antibiotic substance lysozyme and isolated the antibiotic substance penicillin from the fungus Penicillium notatum . Biography Fleming was born on a farm at ...

Antibiotic

... the contaminated plate, Fleming noticed a clear zone surrounding the colony of mold . Having previously studied the ability of the enzyme lysozyme to kill bacteria, Fleming realized that the mold was secreting something that stopped bacterial growth. He knew that this substance might have ...

Immune system

... phase proteins ( C-reactive protein , for example, binds to the C-protein of S. pneumoniae - enhances phagocytosis and activates complement), lysozyme and the complement system . Complement system The complement system is a very complex group of serum proteins which is activated in a ...

Vesicle

... basic way for a cell to feed (except for photosynthesis in plants, which don't have lysosomes). The membrane of the lysosome is impermeable for lysozyme , the enzyme that does the actual digestion, to protect the cell interior from being digested by its own enzyme. Lysosomes are made in the Golgi ...

Virus

... On the other hand, bacteriophages must break open, or lyse , the cell to exit. To do this, the phages have a gene that codes for an enzyme called lysozyme . This enzyme breaks down the cell wall, causing the cell to swell and burst. The new viruses are released into the environment, killing the host ...