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The purpose of a vaccination IS to build up resistance.
I'm not quite sure what you mean by 'innoculating ourselves out of existance'. Sometime vaccination can 'almost' innoculate diseases out of existance (such as Polio or Smallpox).
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I think most studies would agree with...
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I would agree that a chicken that has acquired immunity by directly encountering a pathogen may have the strongest immune response. The problem though is that some chicken diseases (such as Mareks) will result in the chicken being a carrier and potential source of infection for the...
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I would agree that the lives of chickens are not worth as much as human lives (actually... I love to eat chicken... just not my own). And I agree they can be replaced relatively cheaply.
For me thought I consider my chickens 'pets.' But even if they were 'just' farm animals to me I...
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As soon as I posted... I realized I already had the link. I think folks will find (on almost any topic it seems) that there are different view points in 'studies.' Some appear to show evidence for,and some against. I think it is important to read a variety of studies on subjects such...
Ok... let me jump in and disagree with the sentiment so far against vaccination:
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The immunities that are passed onto the chicks are passive... i.e. the chick has not developed active immunity to the diseases and their immunity will only last for a short/limited time (depending upon the...