Materno-fetal Immunity Flashcards
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Passive Transfer and Failure of Passive Transfer (FPT)
Question | Answer | Article | |
How can antibodies be transferred between individuals? |
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Why do neonates require maternal antibodies? |
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In which animals is there no passive transfer of IgG antibodies across the placenta? |
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What type of placenta do dogs and cats have? | Endotheliochorial
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What does colostrum contain? |
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Which immunoglobulins are present in colostrum? |
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True or False: IgA is most abundent in ruminant milk |
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When does inadequate absorption of immunoglobulins occur in the neonate? |
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What does colostrum quality depend upon? |
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What does the quantity of colostrum depend upon? |
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Testing Colostrum Quality
Question | Answer | Article | |
True or False: Colostrum quality can not be determined by appearance | True
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How can colostrum be stored without reducing its immunological potential? |
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How can the immune status of colostrum be tested? |
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Which immunoglobulin levels does a colostrometer measure? | IgG
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Why must colostrum be tested by a colostrometer at room temperature (20°C)? |
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What levels of ZST units would indicate a healthy amount of passive transfer in calves? | Above 30 ZST units
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What levels of serum immunoglobulin would indicate a healthy amount of passive transfer in foals? | Above 800 mg/dl
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What is total serum protein levels measured by and at which ages should neonates be tested? |
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What levels of serum protein indicate the neonate is healthy and does not require further colostrum? | Above 4.5 mg/dl
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Neonatal Isoerythrolysis (NI)
Question | Answer | Article | |
When does alloimmune haemalytic anaemia occur? |
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When does Neonatal Isoerythrolysis occur? |
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True or False: Neonatal Isoerythrolysis always occurs in mules | True
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Originally funded by the RVC Jim Bee Award 2007 |