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Tag: "prions" at medical news

Brain diseases an outcome of cannibalism

... into - Cannibalism. Abnormal proteins called the prions resultantly cause a brain-wasting disease called C...gs with data from larger population samples. Since prions can cross between species, it is also possible that eating animals with prion diseases could have co...

Third generation Small pox vaccine from Cell-culture

...are mot than 20 years old, contamination by bovine prions can be avoided, unwanted immune response to bovine and other non-vaccina entities in vaccine. Though, CCSV has advantages, we should be able to provide universal pre-exposure immunity to small pox. A safe, immunogenic, effective vaccine will provide...

Test For Mad Cow Disease Is Here

...gs, it is now possible to detect biochemically the prions that are there in the blood causing the disease.//... sound waves to vastly accelerate the process that prions use to convert normal proteins to misshapen infectious forms. Successive rounds of PMCA led to the...

Blood Test To Detect Creutzfeldt-Jakob Disease/Mad Cow Disease

...he researchers are now refining the method to find prions in people who died from vCJD, using blood samples ... we should have the technology optimized to detect prions in human blood. The next step is to make sure we can detect them in blood before the clinical sympto...

The 'Mad Cow' Disease And Protein

...thy (BSE or mad cow disease). In order to operate, prions require the presence of the PrPC. Thus, the import...ra)Knowing where in the central nervous system the prions operate Locating the PrPC meant being able to identify which places in the central nervous system ...

Deer once again in trouble, due to deer disease!

...s the possibility that hunters could be exposed to prions by consuming or handling meat." The study appears in the Science journal. The disease had spread upstate New York as well. So anyone handling or consuming venison is at risk. "I am not surprised" that the infectious agent is turning up in muscle, s...

Nanotechnology Promises Huge Medical Benefits

...Jakob disease is caused by faulty proteins, called prions that spread rapidly in the brain. Such malformed proteins are very difficult to destroy. Nanotechnology offers endless hope in the investigation of such disorders and the development of specific products/ therapeutic agents with remarkable properties...

Prion Disease Agent Causes Heart Damage

...help scientists answer basic questions such as how prions travel in the bloodstream, as well as develop such.... Like bad apples spoiling the lot, the infectious prions will multiply, and their insolubility will lead to their aggregation and the formation of plaques, w...

Surgeries Stalled For Fear Of CJD Outbreak

...(CJD) is caused when protein like particles called prions attack the brain leading to mental detiortion and ultimately death. It can be contracted via contaminated surgical equipment. Out of the two types of CJD; classical and variant, the latter has attracted more public attention being linked to mad ...

Milk Might Transmit Mad Cow Disease

...ne, detected prion protein (PrPC)-the precursor of prions (PrPSc)-in milk from humans, cows, sheep, and goats. They found prions to be heat-resistant and treatment of infected milk to very high temperature only partially diminish...

Single Protein Plays A Major Role In Prion Diseases

...e they might reveal a way to control the spread of prions through drug intervention. If a drug could be made...ished in Nature in 2005. That research showed that prions - strange, self-replicating proteins that cause fatal brain diseases - convert healthy protein into ...

Virus may Be the Cause of Mad Cow

...t Yale University, said the finding suggested that prions in infected brains were the result of a viral infe...r proteins. In Manuelidis' previous experiments, prions did not appear until late in the progression of spongy brain diseases. To find what appears at an ...

Researchers Make Strides in VCJD Detection

...sed when abnormal forms of natural proteins called prions get into the blood stream and force proteins alrea...f the disease. They infected mice with abnormal prions and found they began to develop disease. But when the mice stopped producing their own prions, their...

Early Treatment May Thwart Mad Cow-Type Disease

...protein to follow suit. The accumulation of mutant prions is toxic to brain cells, eventually turning the brain to mush. Now UK researchers report that in mice that have been infected with disease-related prions, early depletion of naturally occurring normal prion protein in neurons leads to repair of sp...

Study Finds Prion Proteins in Milk

...the new study conclude that the presence of normal prions in milk implies a possibility that milk from anima...ng more than human milk. The study also identified prions in homogenized and pasteurized off-the-shelf milk. Even ultrahigh temperature treatment only partial...

Researchers Develop Resin Beads That Capture Mad Cow Disease Agent From Blood

...lleagues have now developed a new filter to remove prions from donated blood during transfusions. The device takes donated blood from a blood bag, passes it through several “sandwiches” of the prion-capture resin beads placed between nonwoven fabric membranes, and places the filtered blood in a separate blo...

Proteins Behind Mad Cow Disease may Protect Against Alzheimer's

..., the researchers observed that high levels of the prions in the brain prevented the accumulation of beta am...t Creutzfeldt-Jakob disease (vCJD), the infectious prions corrupt the normal version of the prion protein present in brain cells, causing them to change their...

Significant Advances in VCJD Prion Detection

...s by mimicking and accelerating the replication of prions - abnormal proteins that progressively kill off br... Cyclic Amplification (PMCA), enables the level of prions to be increased so that they can be recognised by existing detection methods. Researchers have show...

Prions Capacity can Be Aggrevated by Solid Particles

...eir infectious capabilities. It is believed that prions may persist in the soil around the carcasses of de...the Wisconsin researchers looked at the ability of prions to bind to different types of common soil materials. One, known as montmorillonite, is a type of cla...

New Insights into Prion Propogation

...-- remain mostly a mystery to scientists. Very few prions have been fully described. How they infect and pro...asparagine-rich yeast prion that helps other yeast prions to form also helped this one to form," Liebman said, showing that prions of one type can interact wi...

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