Science Man eats squirrel brains, dies of bizarre disease - spooky month delivers again

https://www.popularmechanics.com/sc...utzfeldt-jakob-united-states-squirrel-brains/

According to a recently-uncovered medical case from 2015, one man may have died after eating one too many squirrels. His penchant for squirrel meat seems to have inadvertently exposed him to an incredibly rare fatal brain disorder, the first time this disorder was ever contracted in the United States.

Creutzfeldt–Jakob disease is a rare brain disorder caused by misfolding brain proteins called prions. Prion proteins are unique in that when one is misfolded, it causes other prion proteins to misfold too. These misfolded proteins are unable to function properly, and the result is that the victim suffers from memory loss, dementia, psychosis, loss of coordination, and eventually death.

The key here is that because these misfolded prions can mess up other prions, the disease is highly contagious. If prions from an infected person get into your system, you can contract Creutzfeldt–Jakob disease too. Fortunately, however, contracting CJD isn’t as easy as contracting the flu. Prions don’t spread through mucus or saliva, so you can’t get the disease from being sneezed on or whatever.

Instead, the most common way to get CJD from another person is to eat them.

For obvious reasons, CJD isn’t a very common disease, but it does crop up sometimes. One remote tribe, the Fore people of Papua New Guinea, experienced an epidemic of the diseasein the 1950s by practicing a form of ritualistic cannibalism. An even rarer version of CJD, called ‘variant CJD,’ plagued the United Kingdom in the 80s and 90s after people began inadvertently eating beef from cows infected with the bovine strain, otherwise known as mad cow disease.

This variant CJD is so rare that only four individuals in the U.S. have been confirmed to have contracted it, and all of them acquired it while overseas. But a group of researchers looking through old medical records may have found a fifth case of vCJD that originated right here in the United States.

In 2015, a Rochester man checked into a hospital with severe memory loss, declining mental faculties, and muscle problems: all the symptoms of vCJD. A brain scan reinforced researchers’ suspicions, as the MRI looked similar to other victims of vCJD. But one question for the doctors remained: Just how did this man contract vCJD in the first place?

The answer appears to lie in his hunting habit. The man enjoyed hunting and eating animals, including squirrels, and according to the report has eaten squirrel brains at least once. It wasn’t clear from the report if the man inadvertently consumed some squirrel brain along with the rest of the squirrel or if he deliberately sought out squirrels for their delicious brain meat.

Either way, he must have eaten the brain of at least one squirrel with a prion disease, which he then contracted. Of course, nobody ate that man’s brain, so there’s no risk of it spreading. But this does mean that hunters—and squirrel connoisseurs—might be more at risk for CJD than doctors and scientists believed. That could be bad news for organizations like the Red Cross, which filter out people at risk of CJD in their blood donation program. If people who eat hunted meat also present a risk to patients receiving donated blood, it could mean a lot of Americans are ineligible.

The good news is that you can stay safe but just not eating any brains.


This is why I just stick to chipmunk brains.
 
Moral of the story, dont eat rodent meat, stick to bovine like normal people.

Also im surprised this guy avoided other diseases squirrels are known to carry.
 
Yeah, bizzare. But hardly unknown.
Kuru is common among cannibals.
That's why mad cow was such a bad scare, because if an animal gets a prion disease, it could be passed to humans.
I like my meat animals grain or grass fed, no flesh at all. No chance of getting CJD
 
Surprised there's no mention of similar problems with consuming monkey brains. Both humans and monkeys can suffer the same consequences if they chow down on a chimp.

I've often wondered if this is the old-school link to the mythology surrounding zombies eating brains. Perhaps it is an old-wives'-tale type deal.
Did the first zombo just stew up some animal brains?
 
Sigh, news articles with boring science, once again.
The form you get from eating other humans (ie the Papua New Guinea type) is called "kuru," not CJD. Eating meat is 100% safe, the only risk is if you eat brain or central nervous tissue from another mammal. Technically you *might* be able to get it from blood or meat, but because the concentration of prions in them is so low even if you could the incubation time would be way longer than any human lifetime. The reason people were afraid of eating beef in the UK is because a lot of times butcheries would grind up the brain and spine and mix it with the other meat, which IIRC they've stopped doing because now we know that's bad.

Also, its not as rare as they portray it to be, ~300 people in the US alone spontaneously develop it every year; some people estimate between 3-13% of alzheimer's cases are misdiagnosed CJD. What's rare is getting it young.

And in case this article doesn't include enough fear-mongering: the disease is 100% fatal, and median time alive after diagnosis is 4 months.
 
"squirrel-brain eaters" sounds like a really weird insult an ancient tribe somewhere would use to describe their enemies.
 
This is sometimes referred by ranchers and hunters as Wasting Disease. It gets pretty common as populations spike.

Back around 2008ish Canada had some BSE show up in their Albertan cattle. The US had a shitfit and screaming about banning Canadian beef again (something they briefly did about a year prior for economic competition reasons) until BSE started showing up in the Northern States soon after. I don't know what happened, but the news went real quiet and there was suddenly a massive cull of elk herds along the border.
 
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I think that original "mad cow" outbreak that hit the UK a few years ago was traced to contaminated cattle feed, sounds like someone isn't abiding by the "no dead cattle as filler in the cattle feed" rule, perhaps?
 
I think that original "mad cow" outbreak that hit the UK a few years ago was traced to contaminated cattle feed, sounds like someone isn't abiding by the "no dead cattle as filler in the cattle feed" rule, perhaps?
I understand that was common practice up to that point. It wasn't until the Mad Cow plague that they realized that maybe they shouldn't recycle diseased corpses.
 
How did the squirrels get the disease? They eat nuts and seeds.

Given how much ranchers bitch about wolves, maybe they should consider the alternative.
Spontaneous mutation. It's rare but once you get one protein that misfolds it induces others to do the same, "spreading" the disease through their brains.
 
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