Ask the Expert: Chicks

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Ask the Expert: Chicks
Marek’s Vaccine In How to Administer the Marek’s Vaccine to Poultry Chicks, the author states that the vaccine would have to be refrigerated. I contacted a supplier of the vaccine, and they essentially said the same thing: it needs to be shipped and kept with liquid nitrogen. Is there any other Marek’s vaccines that don’t need to be refrigerated or could be activated in some other way? Misty (Kruse Hatchery) •••••••••••••••••••••••••••••••••••••• Hi Misty, The type of vaccine that is discussed in the article is supposed to be refrigerated, but not kept in liquid nitrogen. You can purchase this type (lyophilized, essentially freeze-dried) from some of the mail-order hatcheries and/or mail-order poultry supply places. It is a dry powder that is reconstituted with diluent, which comes along in a separate bottle. I think they will still ship it with cold-packs, but not with liquid nitrogen. Commercial hatcheries usually use a different

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