Lisozima, muramidasa izenaz ere ezaguna, malkoetan, listuan eta esnean bezalako gorputzeko jariatzetan aurkitzen den entzima da. Bitartean, gorputzeko likido horiek material antiseptiko aktiboa duten substantzia bakarra da. Gorputzaren defentsa naturalaren lehen lerrokoa da.
lisozimainbasio prozesutik kanpoko organismoaren defentsan aitzindari eta esploratzaileen papera betetzen du.
Lisozima as a kind of non-specific immune factor existing in the human body normal fluids and tissues, has many pharmacological effects, it has antibacterial, antiviral, anti tumor effect, the current medical lisozima, its indications for bleeding, blood in urine, blood in phlegm, rhinitis, etc.
Lisozima has the function of destroying bacteria cell wall structure, used for treatment G + bacteria to get protoplast, therefore, lisozima is an essential tool enzyme in of cell fusion operation in genetic engineering, cell engineering.