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Marek's disease Line breaks: Marek's dis|ease
Pronunciation: /ˈmarɛks/

Definition of Marek's disease in English:


[mass noun]
An infectious disease of poultry caused by a herpesvirus, which attacks nerves and causes paralysis or initiates widespread tumour formation.
Example sentences
  • ARS researchers discovered that a herpes virus caused Marek's disease in poultry.
  • In an advance that could usher in new vaccines for protecting poultry, Agricultural Research Service scientists have sequenced the genetic code of the chicken herpesvirus that causes Marek's disease.
  • ‘The final step, after the maps are made and all the genes are sequenced, is to identify genes that influence the trait you're looking for - in this case resistance to Marek's disease,’ says Cheng.


1960s: named after Josef Marek (1868–1952), Hungarian veterinary surgeon.

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