Immunology

21 juillet 2012

Immunity

Classé sous Non classé — immunology @ 4 h 45 min
Immunity is a physiological function of the human body to rely on this feature to identify "their" and "non-self" component, thereby undermining and rejection antigen substances enter the body, or produced by the body itself damage cells and tumor cells in order to maintain human health. Resist or prevent the infection of micro-organisms or parasites, or other unwanted biological invasion of the state. Immunity involves specific components and non-specific components. Without prior exposure to non-specific components, you can immediately respond, can effectively prevent the invasion of various pathogens. Specific immunity in the lifetime of the main developed specific immunity to a pathogen.
The first line of defense

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