immunity - There are three different kinds of immunity,...

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There are three different kinds of immunity, passive immunity, natural immunity and immunity caused by a vaccination. When infants are born they derive some of their parents antibodies towards measles which usually lasts about 6 months but then become susceptible. A person with natural immunity has come in contact with the measles virus and has developed antibodies against the virus. Immunity caused by a vaccination is just as the name describes. The person develops antibodies when injected with a dormant strain of the virus. Blood tests can be taken to see if previous exposure to the virus has occurred. So Tom can have blood tests taken to determine if he has been exposed to the measles virus to predict whether or not he will contract measles. Most people being born after 1957 have been declared immune to measles through previous encounters with the virus or natural immunity. 1. Naturally acquired passive immunity-this type of immunity is given to an infant through the umbilical cord during fetus development. 2.
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This note was uploaded on 04/16/2009 for the course ENGL M02 taught by Professor Mr.coolage during the Spring '08 term at SUNY Adirondack.

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immunity - There are three different kinds of immunity,...

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