Science

Prions argon pathogenic proteins, responsible for(p) for a number of illnesss in different animals, including humans. The word prion is a portmanteau of proteinaceous and pathogenic. They were first theorized in the 1960s, and their existence and nature was confirmed in the early 1980s. There are many different types of complaint ca accustomd by prions. All prion diseases affect the hit of the recipient, and none are curable, ultimately resulting in death. Recent developments may in the end come before to a vaccine in the future. In animals, prions usually flaming one species, or two closely-related species. The unwellness known as scrapie is a prion disease that attacks sheep and goats. Prions are responsible for mink brain disease in minks. Chronic waste disease affects sealed species of deer and elk, and felid encephalopathy and feline spongiform encephalopathy attack cats. perchance the closely famous disease caused by prions is what is known as bovine spongif orm encephalopathy more commonly referred to as huffy daunt disease. Mad cow disease was unknown until the latter(prenominal) part of the 20th century, and its discovery came as something of a snow to most people.

Although not as near in kine as other livestock diseases most notably foot and mouth disease it received an commodious amount of vigilance when it was discovered that it could apparently jump species to befoul humans. Most of these diseases caused by prions have as their vector of infection the ingestion of pollute meat especially the brains of the same species. Since modern-day practices often use ground-up bones and waste meat as a protein paraphernalia for l ivestock, many cattle were ingesting other c! attle, including brain tissue. It appears that the lowering of certain temperature guidelines for sterilization in the United commonwealth allowed the prions to move freely, and a small-scale epidemic was soon underway. In humans, there are four primary diseases caused by prions. The first, Creutzfield-Jakob disease,...If you wish to get a full essay, order it on our website: OrderEssay.net

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