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Archive for the ‘genetics’ category: Page 23

Sep 23, 2024

The Intelligence Age

Posted by in categories: genetics, robotics/AI

In the next couple of decades, we will be able to do things that would have seemed like magic to our grandparents.

This phenomenon is not new, but it will be newly accelerated. People have become dramatically more capable over time; we can already accomplish things now that our predecessors would have believed to be impossible.

We are more capable not because of genetic change, but because we benefit from the infrastructure of society being way smarter and more capable than any one of us; in an important sense, society itself is a form of advanced intelligence. Our grandparents – and the generations that came before them – built and achieved great things. They contributed to the scaffolding of human progress that we all benefit from. AI will give people tools to solve hard problems and help us add new struts to that scaffolding that we couldn’t have figured out on our own. The story of progress will continue, and our children will be able to do things we can’t.

Sep 23, 2024

80% of Developmental Disorders Linked to Known Recessive Genes

Posted by in categories: biotech/medical, genetics

Summary: The largest and most diverse study on recessive genetic changes in developmental disorders reveals that over 80% of cases caused by recessive variants are linked to known genes. Researchers analyzed data from nearly 30,000 families and found that a shift in focus from gene discovery to interpreting changes in known genes could double diagnosis rates.

The study highlights the importance of genetic background in diagnosis and suggests that some patients may have multiple contributing genetic factors. These findings could lead to more personalized and accurate diagnoses for families affected by developmental disorders.

Sep 22, 2024

Research cracks the Autism Code, making the Neurodivergent Brain Visible

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

Model grounded in biology reveals the tissue structures linked to the disorder. A researcher’s mathematical modeling approach for brain imaging analysis reveals links between genes, brain structure and autism.

A multi-university research team co-led by University of Virginia engineering professor Gustavo K. Rohde has developed a system that can spot genetic markers of autism in brain images with 89 to 95% accuracy.

Their findings suggest doctors may one day see, classify and treat autism and related neurological conditions with this method, without having to rely on, or wait for, behavioral cues. And that means this truly personalized medicine could result in earlier interventions.

Sep 21, 2024

Optogenetic rejuvenation of mitochondrial membrane potential extends C. elegans lifespan

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

Year 2022 Solar powered mitochondria could enable humans to use light to recharge their mitochondria and extend life also their bodies would be recharged by fuel from the sun.


Using light to optogenetically power mitochondria, this study shows that opposing the age-related decline in mitochondrial membrane potential leads to increased healthspan and lifespan in Caenorhabditis elegans. This result points to mitochondrial charge as a fundamental regulator of biological aging.

Sep 21, 2024

H+ Magazine: Randal Koene on Whole Brain Emulation

Posted by in categories: cyborgs, genetics, mapping, neuroscience

Randal Koene discusses Whole Brain Emulation on the H+ Magazine podcast. He touches on the subjects of connectomics, neural mapping, optogenetics, and neural prosthesis.

Sep 21, 2024

Epigenetic Clocks Continue to Tick Over Multiple Lifetimes

Posted by in category: genetics

Murine T cells that survived at least four host lifetimes offer insights into immunological senescence.

Sep 21, 2024

The Hidden Biochemistry of Cold Temperatures: Chilling RNA Discovery Reshapes the Rules of Life

Posted by in categories: biotech/medical, chemistry, evolution, genetics, nanotechnology

Ribonucleic acid (RNA) is a vital biological molecule that plays a significant role in the genetics of organisms and is essential to the origin and evolution of life. Structurally similar to DNA, RNA carries out various biological functions, largely determined by its spatial conformation, i.e. the way the molecule folds in on itself.

Now, a paper published in the journal Proceedings of the National Academy of Sciences (PNAS) describes for the first time how the process of RNA folding at low temperatures may open up a novel perspective on primordial biochemistry and the evolution of life on the planet.

The study is led by Professor Fèlix Ritort, from the Faculty of Physics and the Institute of Nanoscience and Nanotechnology (IN2UB) of the University of Barcelona, and is also signed by UB experts Paolo Rissone, Aurélien Severino, and Isabel Pastor.

Sep 20, 2024

Sickle Cell Patient Cured With CRISPR Summits Kilimanjaro, Setting World Record

Posted by in categories: biotech/medical, business, genetics

Four years after being functionally cured of sickle cell disease with a CRISPR gene-editing therapy, Jimi Olaghere has set a new world record for patients with this chronic and deadly disease.

Olaghere, a 39-year-old business owner from Atlanta, became the world’s first patient with sickle cell disease to reach the summit of Kilimanjaro at 7:30 am Tanzania time on Sept. 16. It’s the highest peak in Africa at 19,341 feet above sea level.

Sep 20, 2024

Synthetic neuromorphic computing in living cells

Posted by in categories: computing, genetics

Computational properties of neuronal networks have been applied to computing systems using simplified models comprising repeated connected nodes. Here the authors create layered assemblies of genetically encoded devices that perform non-binary logic computation and signal processing using combinatorial promoters and feedback regulation.

Sep 18, 2024

New kit makes classroom CRISPR experiments affordable and accessible

Posted by in categories: biotech/medical, education, genetics

CRISPR, the gene-editing technology, has been one of the major breakthroughs in biology in the last two decades. And while students learn about the capability to cut, paste, and alter genes, it’s rare that they get the chance to understand the technology by using it themselves.

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