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Archive for the ‘biotech/medical’ category: Page 277

Dec 31, 2023

Neurons in The Brain Appear to Follow a Distinct Mathematical Pattern

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

Researchers taking part in the Human Brain Project have identified a mathematical rule that governs the distribution of neurons in our brains.

The rule predicts how neurons are distributed in different parts of the brain, and could help scientists create precise models to understand how the brain works and develop new treatments for neurological diseases.

In the wonderful world of statistics, if you consider any continuous random variable, the logarithm of that variable will often follow what’s known as a lognormal distribution. Defined by the mean and standard deviation, it can be visualized as a bell-shaped curve, only with the curve being wider than what you’d find in a normal distribution.

Dec 31, 2023

Anne M. Andrews and Paul S. Weiss Public Lecture: Nanotechnology Meets Neuroscience and Medicine

Posted by in categories: biotech/medical, information science, nanotechnology, neuroscience

In their public lecture at Perimeter on May 1, 2019, neuroscientist Anne M. Andrews and nanoscientist Paul S. Weiss outlined their scientific collaboration and explained the importance of communicating across disciplines to target significant problems. \
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Dec 30, 2023

The LIFE-EXTENSION Doctor: “The ONE thing that’s increasing your chance of early-death by 170.8%!”

Posted by in categories: bioengineering, biotech/medical, life extension

In this new episode Steven sits down with the physician and longevity expert, Dr Peter Attia. 0:00 Intro 03:26 What is your mission? 06:52 Medicine 3.0 14:51 When should we really think about diseases? 23:14 What role does trauma play in longevity? 47:24 The 5 health deterioration 50:16 Proof exercise is important 01:04:48 Body deterioration can be slowed down 01:08:38 How much exercise should we be doing? 01:14:03 The importance of stability 01:20:59 We’ve engineered discomfort out of our lives 01:26:29 Sugar 01:34:16 Misconceptions about weight loss 01:45:13 Alcohol 01:49:13 Sleep 01:52:35 Hormone replacement therapy 01:57:07 Hair loss 01:59:48 The last guests question You can purchase Dr Attia’s new book, ‘Outlive: The Science and Art of Longevity’, here — https://amzn.to/3FUD6ok Follow Dr Attia: Instagram: https://bit.ly/3rBMyJ7 Twitter: https://bit.ly/44DkrYF YouTube: https://bit.

Dec 30, 2023

Molecular jackhammers’ ‘good vibrations’ eradicate cancer cells

Posted by in category: biotech/medical

Rice University scientists and collaborators at Texas A&M University and University of Texas MD Anderson Cancer Center have found a new way to kill cancer cells by using near-infrared light to make a small dye molecule attached to their membrane vibrate strongly. It is the first time this kind of mechanical molecular action has been used as a potential therapy.

Dec 30, 2023

Scientists destroy 99% of cancer cells with groundbreaking new method

Posted by in category: biotech/medical

A special form of molecule has been found to “tear apart” the membranes of cancer cells once activated, a promising new study by scientists at Rice University in Texas has revealed.

Known as aminocyanine molecules – and commonly used as synthetic dyes in medical imaging – their atoms can vibrate in unison and form a “plasmon” when hit with near-infrared light, causing cancer cells’ membranes to rupture.

And this treatment – through the use of what researchers are calling “molecular jackhammers” – is unbelievably effective, going by the study’s results.

Dec 30, 2023

Quantum Shadows: Revolutionary Method Reveals Images Hidden in Noise

Posted by in categories: biotech/medical, quantum physics

Innovative quantum-inspired imaging technique excels in low-light conditions, offering new prospects in medical imaging and art conservation.

Researchers at the University of Warsaw’s Faculty of Physics with colleagues from Stanford University and Oklahoma State University have introduced a quantum-inspired phase imaging method based on light intensity correlation measurements that is robust to phase noise. The new imaging method can operate even with extremely dim illumination and can prove useful in emerging applications such as in infrared and X-ray interferometric imaging and quantum and matter-wave interferometry.

Revolutionizing Imaging Techniques

Dec 30, 2023

Oral peptides: A new era in drug development

Posted by in category: biotech/medical

For decades, a substantial number of proteins, vital for treating various diseases, have remained elusive to oral drug therapy. Traditional small molecules often struggle to bind to proteins with flat surfaces or require specificity for particular protein homologs. Typically, larger biologics that can target these proteins demand injection, limiting patient convenience and accessibility.

In a new study published in Nature Chemical Biology, scientists from the laboratory of Professor Christian Heinis at EPFL have achieved a significant milestone in drug development. Their research opens the door to a new class of orally available drugs, addressing a long-standing challenge in the pharmaceutical industry.

“There are many diseases for which the targets were identified but drugs binding and reaching them could not be developed,” says Heinis. “Most of them are types of cancer, and many targets in these cancers are protein-protein interactions that are important for the tumor growth but cannot be inhibited.”

Dec 30, 2023

Full-Body AI Scans Could Be the Future of Preventive Medicine

Posted by in categories: biotech/medical, robotics/AI

Body scan companies say they can diagnose cancer faster and that AI can make it cheaper. But there’s a gap between that dream and the medical community’s reality.

Dec 30, 2023

Brainwave Riders: How Ultrasound Microbubbles Could Change Medicine

Posted by in categories: biotech/medical, neuroscience

ETH Zurich researchers have shown for the first time that microvehicles can be steered through blood vessels in the brains of mice using ultrasound. They hope that this will eventually lead to treatments capable of delivering drugs with pinpoint precision.

Dec 30, 2023

Welcome to the Cyborg Era: Brain Implants Transformed Lives This Year

Posted by in categories: biotech/medical, cyborgs, robotics/AI

This year gave rise to an incredible mix of brain implants that can record, decode, and alter brain activity.

It sounds like déjà vu—brain-machine interfaces also lived rent free in my head in last year’s roundup, but for good reason. Neuroscientists are building increasingly sophisticated and flexible electronic chips that seamlessly integrate machine intelligence with our brains and spinal cords at record-breaking speed. What was previously science fiction—for example, helping paralyzed people regain their ability to walk, swim, and kayak—is now reality.

This year, brain implants further transformed people’s lives. The not-so-secret sauce? AI.

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