prion

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  • noun

Words related to prion

(microbiology) an infectious protein particle similar to a virus but lacking nucleic acid

References in periodicals archive ?
But evolution had already devised a cure for the prion disease, a new study shows.
Scientists say this kept them in constant exposure to the infectious prions.
Multiple factors govern the transmission of prions in experimental settings.
So far there has been no evidence for horizontal transmission of BSE in cattle, and prions have not been found in the milk, semen, or embryos of infected cattle.
Washington, April 4 ( ANI ): American researchers have for the first time identified a pair of drugs already approved for human use that effectively acts against prion disease.
The team exposed controlled amounts of prions to various doses of ozone-saturated solution at a variety of temperatures and pH levels.
Prions are highly resistant to the commonly used procedures for inactivating them, and until recently, only the most severe sterilization processes had been proven effective.
In addition, the study has revealed surprisingly large structural differences between natural prions and the closest synthetic analogs that scientists have created in the lab.
Prions infect and propagate by refolding abnormally and are resistant to destruction by heat, radiation, and other treatments.
A team of researchers from Japan and the United States claims it has bred cows that cannot contract mad cow disease because they do not have prions, a type of protein.
According to the Food and Drug Center for Food & Nutrition, prions are associated with a group of diseases called Transmissible Spongiform Encephalopathies (TSEs).
The reason for the concern relates to the possibility of the transmission of prions and the risk of developing a neurodegenerative disorder such as Creutzveldt-Jacob disease.
New research suggests scientists may have been wrong to blame infectious prions for mad cow disease and similar disorders in humans and animals.
The Pall Leukotrap(R) Affinity Prion Reduction Filter system is the only Council of Europe (CE) marked technology shown to remove prions from red blood cells, the most commonly transfused blood component.
The development of highly sensitive assays for ante mortem detection of misfolded prions is a top priority for minimizing the spread of the disease," stated Joe Bertelsen, Neuroscience Product Manager for Signet Laboratories.