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Archive for the ‘biotech/medical’ category: Page 78

Sep 2, 2024

Near‐Infrared Light Activated Formulation for the Spatially Controlled Release of CRISPR‐Cas9 Ribonucleoprotein for Brain Gene Editing

Posted by in categories: bioengineering, biotech/medical, chemistry, nanotechnology, neuroscience

A nanoparticle formulation, using oligonucleotide chemistry, able to release a gene editing system with single cell resolution after near infrared laser activation. The full potential of the formulation was demonstrated in the brain after intracerebral and intranasal administrations. The spot of the laser defined the region of gene editing.

Sep 2, 2024

Integrated platform for multiscale molecular imaging and phenotyping of the human brain

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

Understanding cellular architectures and their connectivity is essential for interrogating system function and dysfunction. However, we lack technologies for mapping the multiscale details of individual cells and their connectivity in the human organ–scale system. We developed a platform that simultaneously extracts spatial, molecular, morphological, and connectivity information of individual cells from the same human brain. The platform includes three core elements: a vibrating microtome for ultraprecision slicing of large-scale tissues without losing cellular connectivity (MEGAtome), a polymer hydrogel–based tissue processing technology for multiplexed multiscale imaging of human organ–scale tissues (mELAST), and a computational pipeline for reconstructing three-dimensional connectivity across multiple brain slabs (UNSLICE).

Sep 2, 2024

Two-in-one breakthrough: Cutting-edge immunotherapy could hold promise for incurable brain cancer

Posted by in categories: biotech/medical, neuroscience

WEHI researchers have found a specific immunotherapy could hold promise for treating gliomas, an aggressive form of brain cancer with limited treatment options.

The new study shows that CAR T cell therapy not…


Researchers at WEHI have identified a promising new two-in-one treatment that not only targets and destroys an aggressive form of brain cancer, but also helps the immune system develop a lasting defence against it.

Continue reading “Two-in-one breakthrough: Cutting-edge immunotherapy could hold promise for incurable brain cancer” »

Sep 2, 2024

Will artificial intelligence save us or kill us? | Us & Them | DW Documentary

Posted by in categories: biotech/medical, cyborgs, education, existential risks, life extension, robotics/AI

Will artificial intelligence save us or kill us all? In Japan, AI-driven technology promises better lives for an aging population. But researchers in Silicon Valley are warning of untamable forces being unleashed– and even human extinction.

Will artificial intelligence make life better for humans or lead to our downfall? As developers race toward implementing AI in every aspect of our lives, it is already showing promise in areas like medicine. But what if it is used for nefarious purposes?

Continue reading “Will artificial intelligence save us or kill us? | Us & Them | DW Documentary” »

Sep 1, 2024

Innovative Cancer Treatment Through Targeted Bacterial Vaccines

Posted by in categories: biotech/medical, innovation

(Precision Vaccinations News) — Bacterial vaccines offer a promising solution by targeting specific pathogens without harming the broader microbiome. However, researchers wrote on August 30, 2024,…

Sep 1, 2024

Mitochondria Dump DNA in The Brain, Potentially Cutting Years Off Our Lives

Posted by in categories: biotech/medical, chemistry, neuroscience, nuclear energy

Scraps of DNA discarded by our neurons’ power units are being absorbed into our nuclear genome far more frequently than assumed, potentially putting our brains at greater risk of developing life-threatening conditions.

An investigation by a team of researchers led by Columbia University in the US has found individuals with higher numbers of nuclear mitochondrial insertions – or NUMTs (pronounced new-mites) – in their brain cells are more likely to die earlier than those with fewer DNA transfers.

Continue reading “Mitochondria Dump DNA in The Brain, Potentially Cutting Years Off Our Lives” »

Sep 1, 2024

Google trains AI for sound-based disease detection on smartphone

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

Bioacoustic technology detects early tuberculosis, transforming remote healthcare.


Google partners with Salcit Technologies to bring AI-powered disease detection to smartphones using 300 million audio samples.

Aug 31, 2024

New AI Tool Captures How Proteins Behave in Context

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

PINNACLE predicts protein functions in cells and tissues, can help improve drug discovery.

Aug 31, 2024

Study Links Gene Variations to Brain Changes in Essential Tremor

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

Summary: Researchers identified how gene variations lead to brain changes associated with essential tremor, a common movement disorder affecting over 60 million people worldwide. The study used brain MRI scans and genetic data from over 33,000 adults to uncover genetic links to structural changes in the brain’s cortex and cerebellum.

These findings could lead to new drug targets by revealing how faulty protein disposal systems disrupt neural pathways, resulting in uncontrollable hand tremors. The research marks a significant step toward understanding and treating essential tremor more effectively.

Aug 31, 2024

Colon-cancer risk in young people linked to one amino acid, small study finds

Posted by in category: biotech/medical

A study has tied a substance in the blood to colorectal cancer in people under age 50. It may act as an early signal of the disease, scientists say, but that needs to be confirmed.

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