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Archive for the ‘neuroscience’ category: Page 921

Aug 2, 2016

Brain scan during stress may predict memory loss

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

The findings showed that the shrinking of the hippocampus — brain region associated with learning and memory — actually precedes the onset of a change in behaviour — namely the loss of memory. “Until now, no one knew the evolution of these changes. Does the hippocampus shrink before or after memory loss? Or do the two happen handin- hand,” said Sumantra Chattarji, Professor at National Centre for Biological Sciences in Bengaluru, Karnataka, in a statement.

Using rats as a model system which reacts to stress much as humans do, the team studied how the brain changes in structure during stress. The results showed that when under stress, rats develop anxiety-related behaviours and their ability to form memories are affected. In the study, rats were subjected to stress for two hours every day over 10 days. The brains were examined with MRI scans on several days over the course of the study, and their ability to form memories were assessed repeatedly.

After just three days of stress, the hippocampus of every stressed rat had shrunk. “Normally structural changes are seen in the brain after a long time — say 10 to 20 days. Three days doesn’t even count as chronic stress,” Chattarji added. Five days after stress exposure, the rats’ hippocampus-based ability to make memories was tested again. The stressed rats were found to perform almost as well as unstressed rats, the researchers said. “Volume loss and shrinkage has happened, yet spatial memory is still holding up,” Chattarji said.

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Aug 2, 2016

Scientist says we may be living in a computer simulation controlled by an evil genius

Posted by in categories: computing, neuroscience

Laura D’Olimpio from the University of Notre Dame Australia explained the thinking behind the ‘brain in a vat’ idea and that, even if we are living in a simulation, we can be certain we exist.

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Aug 2, 2016

OpenBCI and the Future of EEG Technology

Posted by in category: neuroscience

Last year, OpenBCI burst onto the scene with a Kickstarter campaign to fund development of an open source brain-computer interface for makers. The company more than doubled its goal of raising $100,000 for its EEG platform and, as I write this, OpenBCI is preparing to ship its first run of finished products. Conor does a demo of the technology in the link below:

OpenBCI Demo by Conor Russomano

Recently, I had a chance to talk with OpenBCI co-founder Conor Russomanno to get his thoughts on how open source has changed the brain-computer interface (BCI) landscape and opened new opportunities in the present, and how it might affect future development opportunities as well.

“The one thing that we’re hoping to achieve with OpenBCI is to really lower the barrier of entry – both in terms of educational materials but also cost,” Russomanno said. “I think one really awesome implication is that, in a classroom or laboratory, where one research grade EEG system was used by a number students, now the same amount of money could be used to outfit every student with their own device. And we’ve seen that in our customer base, as a huge proportion of our customers are students, graduate-level researchers and professors who want to use OpenBCI as a learning tool.”

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Aug 2, 2016

Bioquark Inc. and RegenerAge SAPI de CV to Collaborate on Clinical Regenerative Healthcare

Posted by in categories: aging, bioengineering, biotech/medical, DNA, health, life extension, neuroscience, posthumanism, science, transhumanism

Philadelphia, PA, USA / Mexico City, Mexico — Bioquark, Inc., (www.bioquark.com) a life sciences company focused on the development of novel bioproducts for complex regeneration, disease reversion, and aging, and RegenerAge SAPI de CV, (www.regenerage.clinic/en/) a clinical company focused on translational therapeutic applications of a range of regenerative and rejuvenation healthcare interventions, have announced a collaboration to focus on novel combinatorial approaches in human disease and wellness. SGR-Especializada (http://www.sgr-especializada.com/), regulatory experts in the Latin American healthcare market, assisted in the relationship.

regenerage

“We are very excited about this collaboration with RegenerAge SAPI de CV,” said Ira S. Pastor, CEO, Bioquark Inc. “The natural synergy of our cellular and biologic to applications of regenerative and rejuvenative medicine will make for novel and transformational opportunities in a range of degenerative disorders.”

As we close in on $7 trillion in total annual health care expenditures around the globe ($1 trillion spent on pharmaceutical products; $200 billion on new R&D), we are simultaneously witnessing a paradoxical rise in the prevalence of all chronic degenerative diseases responsible for human suffering and death.

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Jul 31, 2016

Texting pedestrians exhibit “zombie-like” behaviour, say Montreal researchers

Posted by in categories: mobile phones, neuroscience

Zombies and texting.


A new study presented by researchers from the Tech3Lab at HEC Montreal, along with the University of Montreal’s Department of Psychology and the Centre hospitalier Notre-Dame has found that “Texting while walking is a widespread and dangerous behaviour.”

In a research presentation called “Mobile Multitasking Distraction: A Pilot Study with Intracranial Electroencephalography”, researchers attempted to determine which neural circuitry is implicated in the act of texting while walking, with the aim of helping to develop future methods of mitigating “this dangerous habit” and perhaps to “assist the development of mobile applications aiming directly at the neural circuitry”.

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Jul 31, 2016

Now there’s an app to help you breathe

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

Apple’s new app to help you do deep breathing to improve your mind, intelligence, and over all health.


APPLE is set to launch a new app that aims to make you healthier through just a few minutes a day of deep breathing.

It is based on the growing field of research proving the biological benefits, including genetic changes, of mind-body medicine.

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Jul 31, 2016

Scientists Complete the Most Detailed Map of the Brain Ever

Posted by in categories: biotech/medical, neuroscience

To me, maps always conjure up a sense of exploration.

Back in the Age of Discovery, rudimentary maps allowed European explorers to sail into the vast unknown. They began charting new worlds, and in turn, made newer maps that helped future generations better understand the lands and seas that cover our world.

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Jul 31, 2016

How Quantum Mechanics Is Changing Everything We Know About Our Lives

Posted by in categories: neuroscience, quantum physics, time travel

Quantum physics is the new physics that is pointing to something far greater than the materialistic world that we once believed to be the basis of our existence. Not only is it disproving our original perception of space and time, but it is opening the doors to the possibility of time travel, telepathy, and consciousness creating our reality.

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Jul 31, 2016

How much sway do our genes really hold over our IQ?

Posted by in categories: health, neuroscience

Interesting read to an old question.


New research explores what influences our intelligence and how we can give ourselves an upgrade.

By Sally Blundell In Health

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Jul 30, 2016

Education Linked to Brain Tumor Risk

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

Education and socioeconomic status have been linked with cancer outcomes, but a new study now links higher education with the development of certain types of cancer.

The large observational study, published in the Journal of Epidemiology and Community Health, reports that a high level of education is associated with an increased risk of brain tumors. The study is based on data from 4.3 million Swedish adults who were monitored between 1993 and 2010. Overall, 5,735 men and 7,101 women developed a brain tumor during the observation period.

Men with at least three years of university-level education had a 19% greater risk of developing gliomas than men with only a compulsory level of education (nine years). Women with the same level of education had a 23% increased risk of gliomas and a 16% increased risk of meningiomas. Marital status and amount of disposable income only slightly affected the risk among men but not among women. Single men had a lower risk of glioma but a higher risk of meningiomas. Occupation also influenced brain tumor risks among men and women: men in professional and management roles had a 20% increased risk of gliomas and a 50% increased risk of acoustic neuromas; women in these roles had a 26% increased risk of gliomas and a 14% increased risk of meningiomas.

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