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slow virus |
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slow virus, technically a virus, such as a lentivirus, that causes symptoms in an infected host long after the original infection and progresses slowly. Although many viruses fit this description, the term slow virus is usually reserved for the first recognized lentiviruses, such as the virus that causes visna (a disease of sheep). A slow virus was proposed as a cause for those diseases now generally recognized as prion prion diseases or transmissible spongiform encephalopathies. Well-known prion diseases are Creutzfeldt-Jakob disease (CJD) and kuru in humans, scrapie in sheep, bovine spongiform encephalopathy (BSE), also called "mad cow disease," in cattle, and chronic wasting disease in deer and ..... Click the link for more information. diseases (e.g., Creutzfeld-Jacob disease and scrapie). slow virus any of a class of virus-like disease-causing agents known as prions that are present in the body for a long time before becoming active or infectious and are very resistant to radiation and similar factors: believed to be the cause of BSE and scrapie How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Further challenges are presented by the aging of the population, slow viruses especially HIV, competition for recruits, and healthcare financing. We don't have any evidence at all that the slow viruses of sheep are transmissible to man," Lang says. |
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