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Archive for the ‘neuroscience’ category: Page 824

Jun 14, 2018

Brains May Teeter Near Their Tipping Point

Posted by in categories: neuroscience, particle physics

In a renewed attempt at a grand unified theory of brain function, physicists now argue that brains optimize performance by staying near — though not exactly at — the critical point between two phases.

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Jun 14, 2018

MS: New findings may ‘prevent future loss of brain cells’

Posted by in categories: futurism, neuroscience

Scientists have now identified a unique cell death mechanism behind the destruction of nerve insulation in MS, and an anti-inflammatory that blocks it.

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Jun 14, 2018

Why a DNA data breach is much worse than a credit card leak

Posted by in categories: biotech/medical, cybercrime/malcode, encryption, genetics, health, neuroscience

As the Equifax hack last year showed, there’s a lack of legislation governing what happens to data from a breach. And ultimately, a breach of genetic data is much more serious than most credit breaches. Genetic information is immutable: Vigna points out that it’s possible to change credit card numbers or even addresses, but genetic information cannot be changed. And genetic information is often shared involuntarily. “Even if I don’t use 23andMe, I have cousins who did, so effectively I may be genetically searchable,” says Ram. In one case, an identical twin having her genetic data sequenced created a tricky situation for her sister.


This week, DNA testing service MyHeritage revealed that hackers had breached 92 million of its accounts. Though the hackers only accessed encrypted emails and passwords — so they never reached the actual genetic data — there’s no question that this type of hack will happen more frequently as consumer genetic testing becomes more and more popular. So why would hackers want DNA information specifically? And what are the implications of a big DNA breach?

One simple reason is that hackers might want to sell DNA data back for ransom, says Giovanni Vigna, a professor of computer science at UC Santa Barbara and co-founder of cybersecurity company Lastline. Hackers could threaten to revoke access or post the sensitive information online if not given money; one Indiana hospital paid $55,000 to hackers for this very reason. But there are reasons genetic data specifically could be lucrative. “This data could be sold on the down-low or monetized to insurance companies,” Vigna adds. “You can imagine the consequences: One day, I might apply for a long-term loan and get rejected because deep in the corporate system, there is data that I am very likely to get Alzheimer’s and die before I would repay the loan.”

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Jun 13, 2018

Researchers reveal how disrupting gut-brain communication may affect learning and memory

Posted by in categories: biotech/medical, food, neuroscience

The connection between food and memory is one of those fundamentally human experiences we can all relate to. A compelling new study from the University of Southern California has revealed an intriguing explanation behind this phenomenon, and it illustrates how strongly the “second brain” in our gut communicates with our brain.

Inside our gastrointestinal tract lies a massive mesh of neurons often referred to as our “second brain.” While this neuronal control system primarily works to independently manage our digestive system, it also has been found to directly communicate with the brain via a long nerve, called the vagus nerve.

The vagus nerve has been found to mediate a great deal of metabolic communication between the gut and the brain. For example, one recent study revealed how feeding behavior, modulated by activity in the hippocampus, is directly activated by vagal nerve stimulation, mediated by signals from the gastrointestinal tract.

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Jun 13, 2018

FDA clears MindMaze GO neurorehabilitation platform, easing access to continued outpatient therapy

Posted by in category: neuroscience

Good news: The toolkit for neurorehabilitation is growing.


___ MindMaze Consolidates First-ever FDA Approval for Inpatient and Outpatient Neurorehabilitation Therapy (press release): MindMaze, a leader in braintech, has today announced that it has obtained FDA clearance to launch its portable neurorehabilitation product, MindMotion™ GO, in the United States. Together with.

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Jun 12, 2018

Neural Scans Show What Spiritual Experiences Look Like in the Brain

Posted by in category: neuroscience

Recent research published in Cerebral Cortex shows where spirituality exists in the brain by comparing brain scans of people in a spiritual state, stressful state, and a neutral state. Spiritual experiences, it seems, may boil down to rising and falling experiences in the brain.

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Jun 11, 2018

Researchers Reverse Cognitive Impairments in Mice with Alzheimer’s

Posted by in categories: biotech/medical, neuroscience

FDA-approved asthma drug appears to be effective against dementia in mice.


For the first time in an animal model, researchers at the Lewis Katz School of Medicine at Temple University showed that the tau pathology that accompanies Alzheimer’s disease can be reversed using the asthma drug zileuton [1].

Abstract

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Jun 10, 2018

Priests and scientists talk neuroscience, cosmology, and philosophy

Posted by in categories: cosmology, neuroscience

The typical contemporary view assumes that there is going to be some deep tension between faith and science. From our perspective that’s an illusion.


Washington D.C., Jun 10, 2018 / 05:00 am (CNA).- A Thomistic philosopher, an evolutionary biologist, and a Harvard astronomy professor walk into a bar. Well, not a bar.

But they did walk into a Washington, D.C. symposium this week, at which graduate students, professors, religious sisters, and other curious Catholics discussed highly technical scientific questions over bourbon and pecan pie, late into the night.

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Jun 10, 2018

US suicide rates increased more than 25% since 1999, CDC says

Posted by in categories: biotech/medical, government, health, neuroscience

“These findings are disturbing. Suicide is one of the top 10 causes of death in the US right now, and it’s one of three causes that is actually increasing recently, so we do consider it a public health problem — and something that is all around us,” Schuchat said. The other two top 10 causes of death that are on the rise are Alzheimer’s disease and drug overdoses, she noted.


Suicide rates increased by 25% across the United States over nearly two decades ending in 2016, according to research published Thursday by the US Centers for Disease Control and Prevention. Twenty-five states experienced a rise in suicides by more than 30%, the government report finds.

More than half of those who died by suicide had not been diagnosed with a mental health condition, said Dr. Anne Schuchat, principal deputy director of the CDC.

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Jun 8, 2018

I tried the wristband that lets you control computers with your brain

Posted by in categories: computing, neuroscience

Neurotechnology startup CTRL-Labs hopes to create the first mass-market brain-computer interface using an electrode-studded wristband. We got an early taste of how it works.

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