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Evidence in mice that bacteria in tumors help cancer cells metastasize

Bacteria promote cancer metastasis by bolstering the strength of host cells against mechanical stress in the bloodstream, promoting cell survival during tumor progression, researchers report......»»

Category: biomedSource:  sciencedailyApr 12th, 2022

First-ever artificial cell nuclei created in living egg from purified DNA injection

A research group is the first in the world to succeed in constructing artificial cell nuclei by injecting purified DNA solution instead of sperm into living mouse eggs. Their findings are published in the journal Genes to Cells......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

LEGO-inspired RNA sensors enable customizable gene control

A research team has developed an RNA-based sensor platform that can regulate gene expression in bacteria. Their findings were recently featured in the journal Advanced Science......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Influence of a black hole"s spin: First evidence of precession in ultraluminous accretion disks

Gas swirls around a black hole due to its intense gravity, forming an accretion disk. These accretion disks, being among the most efficient energy conversion mechanisms in the universe, emit light and plasma jets. When a black hole spins on its axis,.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Nanopillars create tiny openings in the nucleus without damaging cells

Imagine trying to poke a hole in the yolk of a raw egg without breaking the egg white. It sounds impossible, but researchers at the University of California San Diego have developed a technology that performs a similarly delicate task in living cells.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Research provides new insights into role of mechanical forces in gene expression

The genome inside each of our cells is modeled by tension and torsion—due in part to the activity of proteins that compact, loop, wrap and untwist DNA—but scientists know little about how those forces affect the transcription of genes......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Seeing double: Designing drugs that target "twin" cancer proteins

Some proteins in the human body are easy to block with a drug; they have an obvious spot in their structure where a drug can fit, like a key in a lock. But other proteins are more difficult to target, with no clear drug-binding sites......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Utah mom with terminal cancer plans her own funeral after three month diagnosis

Utah mom with terminal cancer plans her own funeral after three month diagnosis.....»»

Category: topSource:  theglobeandmailRelated NewsOct 1st, 2024

‘I’m an Oncologist—This Is the Afternoon Snack I Eat Almost Every Day for Cancer Prevention’

‘I’m an Oncologist—This Is the Afternoon Snack I Eat Almost Every Day for Cancer Prevention’.....»»

Category: topSource:  marketingvoxRelated NewsOct 1st, 2024

Cancer spread to Jimmy Carter"s brain 9 years ago. Here"s how he"s lived so long.

Cancer spread to Jimmy Carter"s brain 9 years ago. Here"s how he"s lived so long......»»

Category: topSource:  pcmagRelated NewsSep 30th, 2024

Study tracks traveling population wave in Canada lynx

A new study by researchers at the University of Alaska Fairbanks's Institute of Arctic Biology provides compelling evidence that Canada lynx populations in Interior Alaska experience a "traveling population wave" affecting their reproduction, movemen.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

DNA nanotechnology unravels complex protein interactions to inform cancer diagnostics

A team of researchers from NUS Institute for Health Innovation & Technology (iHealthtech), led by Associate Professor Shao Huilin and Associate Professor Brian Lim, has developed a first-of-its-kind technology to map out diverse protein interactions.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Hunting down giant viruses that attack tiny algae

They were said to come from outer space, and there were even claims that they were actually bacteria and that they undermined the very definition of viruses. Giant viruses, nicknamed "giruses," contain enormous quantities of genetic material—up to.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Your cells are dying. All the time.

Your cells are dying. All the time......»»

Category: topSource:  arstechnicaRelated NewsSep 29th, 2024

Geologists discover mysterious subduction zone beneath Pacific, reshaping understanding of Earth"s interior

University of Maryland scientists uncovered evidence of an ancient seafloor that sank deep into Earth during the age of dinosaurs, challenging existing theories about Earth's interior structure. Located in the East Pacific Rise (a tectonic plate boun.....»»

Category: topSource:  physorgRelated NewsSep 28th, 2024

Exploring the role of hydrogen sulfide in the expression of iron uptake genes in E. coli

Antibiotic resistance and oxidative stress response are important biological mechanisms that help bacteria thrive, especially pathogenic bacteria like Escherichia coli. Hydrogen sulfide (H2S), a chemical messenger molecule, regulates several intracel.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Apple won’t backtrack on climate pledge due to AI, despite others hedging

AI seems to be changing everything. In some cases, that includes the climate ambitions tech companies had before AI arrived. Recent comments from Google’s CEO is evidence of that. Apple, meanwhile, is holding firm to its 2030 goals and has reiterat.....»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

Apple patent describes using AirPods to detect heart disease, likely next year

9to5Mac recently discovered evidence in iOS 18 that Apple is testing using future AirPods models to measure heartbeat, with our sources indicating that the feature will be implemented in both AirPods Pro 3 and the next generation of Powerbeats Pro......»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

Elucidating the mechanism of cell division during plant self-healing

When the stem of a plant is injured, the surrounding cells proliferate to repair and fuse the damaged tissue, eventually restoring function. This self-healing property is utilized in grafting techniques to propagate fruit and vegetable plants......»»

Category: topSource:  informationweekRelated NewsSep 27th, 2024

Scientists identify structural basis of stitched-together protein complexes that recycle most proteins in cells

Scientists at Sanford Burnham Prebys have developed a clearer picture of how crucial machinery in the human cell's recycling process for obsolete and misshapen proteins—known as proteasomes—are formed......»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

Study uncovers first evidence of a volcanic spatter cone on Mars

While working under Erika Rader, an assistant professor in the Department of Earth and Spatial Sciences at University of Idaho, a postdoctoral researcher identified a volcanic vent on Mars as a potential spatter cone and compared it to a spatter cone.....»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024