*Antiserum contains many antibodies, not just the specific [[Immunoglobulins|antibodies]] needed
*Antiserum contains many antibodies, not just the specific [[Immunoglobulins|antibodies]] needed
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'''Types of [[Immunoglobulins|antibodies]] administered:'''
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'''Types of antibodies administered:'''
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*Maternally-derived [[Immunoglobulins|antibodies]] in [[Materno-Fetal Immunity - Introduction#Passive transfer via colostrum|colostrum]] when there is a [[Failure of Passive Transfer|failure of passive transfer]] of [[Immunoglobulin G]]
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*Maternally-derived antibodies in [[Materno-Fetal Immunity - Introduction#Passive transfer via colostrum|colostrum]] when there is a [[Failure of Passive Transfer|failure of passive transfer]] of [[Immunoglobulin G]]
*Antiserum
*Antiserum
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**The [[Immunoglobulins|antibodies]] are used in combination with Antigen Recognition|antigen (and often an [[Vaccines#Adjuvants|adjuvant]]) which is injected into a host animal
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**The antibodies are used in combination with Antigen Recognition|antigen (and often an adjuvant) which is injected into a host animal
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**The immune system of that animal synthesises [[Immunoglobulins|antibodies]]
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**The immune system of that animal synthesises antibodies
**Repeated injections at intervals increases total [[Immunoglobulins|antibody]] production
**Repeated injections at intervals increases total [[Immunoglobulins|antibody]] production
**The immunised animal is bled and the serum collected which contains the newly made [[Immunoglobulins|antibodies]]. The serum is called '''antiserum'''.
**The immunised animal is bled and the serum collected which contains the newly made [[Immunoglobulins|antibodies]]. The serum is called '''antiserum'''.