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Archive for the ‘neuroscience’ category: Page 231

Sep 17, 2023

Overeating and addiction may have roots in early human brain evolution and prosocial behaviors

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

Research led by the Department of Anthropology and School of Biomedical Sciences, Kent State University, Ohio, has investigated neuropeptide Y innervation in an area of the brain called the nucleus accumbens of various primate species, including humans. The research was focused on understanding its role in brain evolution and any implications for human health, particularly regarding addiction and eating disorders.

In a paper, “Hedonic eating, obesity, and addiction result from increased neuropeptide Y in the nucleus accumbens during human ,” published in PNAS, the researchers suggest that the combination of increased neuropeptide Y (NPY) and dopamine (DA) within the human nucleus accumbens (NAc) may have allowed for enhanced . This same configuration may have also made humans exceptionally vulnerable to eating disorders and , hinting at addictive traits having a deep evolutionary origin.

NPY plays a role in the reward system, emotional behavior and is associated with increased alcohol use, drug addiction and . The NAc brain region is central to motivation and action, exhibiting one of the highest densities of NPY in the brain and is of great interest to researchers investigating brain-related promoters of addiction.

Sep 17, 2023

To stave off Alzheimer’s, protect your brain’s mitochondria

Posted by in categories: biotech/medical, neuroscience

Decades of Alzheimer’s research might have missed a cellular culprit hiding in plain sight: the cellular powerhouses known as mitochondria.

Sep 16, 2023

The 2018 FIFA World Cup is currently ongoing in Russia

Posted by in categories: biotech/medical, internet, nanotechnology, neuroscience

The Video Assistant Referees (VAR) was made official by the FIFA for the World Cup in Russia in order to end the refereeing controversies. this system is considered a total justice for football, VAR and the anti-dopping system have an Achilles’heel: The mind control with brain nanobots. Mind control is a reductive process in which a man is reduced to an animal, machine or slave. Nowadays, the mind control could be developed with invasive neurotechnology as brain nanobots that can control directly the activity of victim neurons stimulating or inhibiting them and thus, control different body’s functions like the motor functions. It could be used by nanomafias in sports like soccer and could being applied on football players of the teams that are participating, nowadays, in the current world cup. The FIFA should be prepared to avoid the mental control and the illicit use of brain nanobots, as they are regarding drugs using the anti-dopping in order to get the justice in world football.

Keywords: nanotechnology, brain, internet, interface brain-machine, crime, soccer.

The 2018 FIFA World Cup is the 21st FIFA World Cup, a quadrennial international football that is organized by FIFA. It is currently ongoing in Russia starting from 14 June and will end with the final match on 15 July 2018. The Video Assistant Referees (VAR) was made official by the FIFA for the World Cup in Russia in order to end the refereeing controversies. The FIFA implemented the VAR that is a live support system for referees, which gives them the option of changing decisions that could influence in the scoreboard or in the match incidences although this system is considered the final point for the controversies in refereeing decisions and represent for FIFA and most analysts, a total justice for football.1 The VAR and the anti-dopping system have an Achilles’ heel.

Sep 16, 2023

Nanomaterials shape and form influences their ability to cross the blood brain barrier

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

Zhiling Guo, a Research Fellow at the University of Birmingham outlines research into how nanomaterials found in consumer and health-care products can pass from the bloodstream to the brain side of a blood-brain barrier model with varying ease depending on their shape. A new study reveals that this may create potential neurological impacts that could be both positive and negative.

https://www.birmingham.ac.uk/news/latest/2021/07/nanomateria…study.aspx

Sep 16, 2023

Biological Masterpiece — Evolution Wired Human Brains To Act Like Supercomputers

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

Researchers have confirmed that human brains are naturally wired to perform advanced calculations, similar to e a high-powered computer, to make sense of the world through a process known as Bayesian inference.

In a recent study published in Nature Communications.

<em>Nature Communications</em> is a peer-reviewed, open-access, multidisciplinary, scientific journal published by Nature Portfolio. It covers the natural sciences, including physics, biology, chemistry, medicine, and earth sciences. It began publishing in 2010 and has editorial offices in London, Berlin, New York City, and Shanghai.

Sep 16, 2023

Podcast: Newly approved drug may slow progression of Alzheimer’s

Posted by in categories: biotech/medical, neuroscience

A new episode of our podcast, “Show Me the Science,” has been posted. These episodes feature stories about groundbreaking research, as well as lifesaving and just plain cool stuff involving faculty, staff and students at Washington University School of Medicine in St. Louis.

In this episode, Washington University researchers discuss the Food and Drug Administration’s recent full approval of the drug Leqembi (lecanemab) and what it could mean to the future of Alzheimer’s disease treatments. The drug is approved for use in people with mild dementia from Alzheimer’s disease, but researchers at Washington University’s Charles F. and Joanne Knight Alzheimer Disease Research Center (ADRC), believe the drug, along with other medications in clinical trials, one day may help prevent the development of memory loss and problems with thinking in people who have Alzheimer’s pathology in the brain but who have not yet developed clinical symptoms of the disease.

Barbara Joy Snider, MD, PhD, a professor of neurology and director of clinical trials at the Knight ADRC, says that although Leqembi doesn’t cure Alzheimer’s disease, it slows the decline in memory and thinking, and it also slows the progression of the disorder by removing some amyloid plaques from the brain.

Sep 16, 2023

Forgotten Memories May Remain Intact in the Brain

Posted by in category: neuroscience

Everyday lapses in memory can be a part of learning.

Sep 15, 2023

Scientists identify link between sitting and dementia

Posted by in categories: biotech/medical, neuroscience

New insights into the medical mysteries behind dementia have been revealed this week, with two studies identifying drivers of the brain-degenerating condition.

One study, released on September 11 in the journal General Psychiatry, shows that the shortening of little caps on the end of chromosomes may be linked to increased dementia risk. Another, published in the journal JAMA on September 12, reveals that spending more time sedentary, such as sitting down, may also increase the risk.

These studies may help scientists to further understand the mechanisms behind what causes dementia to develop, and therefore how to stop it.

Sep 15, 2023

Detecting Depression: A 1-Minute EEG Test Reveals Mood Shifts

Posted by in categories: futurism, neuroscience

Summary: Depression, a challenging condition to diagnose early, may now be detected more promptly using a simple 1-minute Electroencephalogram (EEG) test at home.

This study revealed a relationship between EEG results and the severity of participants’ depressive moods over several weeks. Phase resetting, where brain waves from different regions synchronize, correlated with mood intensity.

The discovery could revolutionize early depression detection and future treatments.

Sep 15, 2023

Scientists kill brain cancer with quantum therapy in a first

Posted by in categories: neuroscience, quantum physics

Scientists propose a spray that will make the most aggressive brain cancer tumors commit suicide. This spray contains bio-nanoantennae, special molecules that can alter cells at the quantum level.

Scientists at the University of Nottingham have devised a unique spray treatment method to cure glioblastoma, a highly aggressive brain cancer that annually kills over 10,000 people in the US.

Continue reading “Scientists kill brain cancer with quantum therapy in a first” »

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