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'12/13/2024 4:13:32 PM'

Generic platinum chemotherapy shortages did not increase deaths

An analysis of national data found that short-term mortality was not impacted for patients with advanced cancers during the shortage of the generic platinum chemotherapy drugs cisplatin and carboplatin that began in early 2023.

'12/13/2024 4:13:26 PM'

A low omega-6, omega-3 rich diet and fish oil may slow prostate cancer growth

A new study offers new evidence that dietary changes may help reduce cancer cell growth in patients undergoing active surveillance, a treatment approach that involves regular monitoring of the cancer without immediate intervention. Men on active s...

'12/13/2024 4:13:20 PM'

Key regulator that induces cancer-killing capacity in T cells under hypoxia is identified

Immune checkpoint blockades, or ICBs, have revolutionized treatment for various advanced cancers. However, their effectiveness has plateaued due to therapeutic resistance that renders tumor-infiltrating lymphocytes, or TILs, ineffective. Thus, fin...

'12/13/2024 4:13:10 PM'

AI tool analyzes placentas at birth for faster detection of neonatal, maternal problems

A newly developed tool that harnesses computer vision and artificial intelligence (AI) may help clinicians from around the globe rapidly evaluate placentas at birth, potentially improving neonatal and maternal care. Early identification of placent...

'12/13/2024 9:06:34 AM'

Astrophysicists capture astonishing images of gamma-ray flare from supermassive black hole M87

The galaxy M87, located in the Virgo constellation, provided the first-ever photo of a black hole in 2019, when the Event Horizon Telescope captured an image of the supermassive black hole at the galaxy's center. An international research team has...

'12/13/2024 9:06:29 AM'

Unlocking the potential to better target cancer with immunotherapy

Cancer immunotherapy has revolutionized treatment for patients, whereby the body's own immune system is harnessed to destroy cancer cells. Typically, several molecules restrain the ability of T cells to target cancer cells and developing approache...

'12/13/2024 9:06:24 AM'

A new twist: The molecular machines that loop our chromosomes also twist DNA

Scientists have discovered a new property of the molecular motors that shape our chromosomes. While six years ago they found that these so-called SMC motor proteins make long loops in our DNA, they now discovered that these motors also put signifi...

'12/13/2024 9:06:19 AM'

New device produces critical fertilizer ingredient from thin air, cutting carbon emissions

A new prototype device demonstrates an innovative approach to producing ammonia -- a key component of fertilizer -- that could transform an industry responsible for about one-third of global greenhouse gas emissions.

'12/13/2024 9:06:14 AM'

Buried landforms reveal North Sea's ancient glacial past

Glaciologists used sound waves to reveal Ice Age landforms buried beneath almost 1 km of mud in the North Sea. The results suggest that the landforms were produced about 1 million years ago, when an ice sheet centered over Norway extended towards ...

'12/13/2024 7:55:05 AM'

Heart of Jovian moon's volcanic rage

A new study points to why, and how, Io became the most volcanic body in the solar system.

'12/13/2024 7:55:03 AM'

Combined screening can detect liver damage in diabetes patients

New research highlights the possibility of screening people with type 2 diabetes for liver damage at the same time as they undergo screening for eye disease.

'12/13/2024 7:54:57 AM'

Planets form through domino effect

New radio astronomy observations of a planetary system in the process of forming show that once the first planets form close to the central star, these planets can help shepherd the material to form new planets farther out. In this way each planet...

'12/13/2024 7:54:54 AM'

Faster, safer complex head and neck reconstruction with preserved blood supply tissue

Researchers have developed a new technique for head and neck reconstruction using a pedicled latissimus dorsi flap. This approach offers a safer, faster alternative for high-risk patients, achieving a 100% success rate in 22 cases with complex def...

'12/13/2024 7:54:51 AM'

Ligand-engineered copper nanoclusters could help combat CO2 emissions

We might all be able to breathe a bit easier thanks to copper nanoclusters that can help us reduce carbon emissions through an electrochemical reaction.

'12/13/2024 7:53:24 AM'

Climate and land use change threaten traditional food sources in Russia's Far East

The distribution of traditional wild food sources in the Republic of Sakha could change significantly, affecting the diets and incomes of Indigenous rural communities who depend on them.

'12/13/2024 7:53:00 AM'

The great ripple: How a tsunami can disrupt global trade

Tsunamis can cause immense physical damage to ports, but the economic cost does not stop there. The resultant disruptions of shipping lanes result in billions of dollars in losses every day, as was seen in the 2011 tsunami that hit the Tohoku Regi...

'12/13/2024 7:52:58 AM'

From Yemen to Mayotte, the spread of a highly drug-resistant cholera strain

Scientists have revealed the spread of a highly drug-resistant cholera strain.

'12/13/2024 7:52:55 AM'

Hippos 'vulnerable' as gaps in data hinder conservation efforts

A new database of African hippo populations has revealed huge gaps in our knowledge of where the megaherbivores live and thrive, with populations fragmented and reliant on protected areas.

'12/13/2024 7:52:52 AM'

Activating the hidden pharmaceutical potential of bacteria

Microorganisms produce a wide variety of natural products that can be used as active ingredients to treat diseases such as infections or cancer. The blueprints for these molecules can be found in the microbes' genes, but often remain inactive unde...

'12/13/2024 7:52:49 AM'

New immunotherapy platform with increased potential to target cancer cells

Researchers have revealed the molecular structure of TRACeR-I, a protein platform for reprogramming immune responses. A better understanding of its structure may help optimize designs for the platform, which can be used to develop cancer treatment...

'12/13/2024 7:52:11 AM'

AI-powered blood test first to spot earliest sign of breast cancer

A new screening method that combines laser analysis with a type of AI is the first of its kind to identify patients in the earliest stage of breast cancer, a study suggests.

'12/13/2024 7:52:08 AM'

Image tool to help AI scour wildlife shots for climate change clues

A new AI image tool could aid the development of algorithms to analyse wildlife images to help improve understanding of how species around the world are responding to climate change, a study suggests.

'12/13/2024 7:52:02 AM'

Light-induced gene therapy disables cancer cells' energy center

Researchers are shining a light on cancer cells' energy centers -- literally -- to damage these power sources and trigger widespread cancer cell death. In a new study, scientists combined strategies to deliver energy-disrupting gene therapy using ...

'12/13/2024 7:52:00 AM'

New method could improve cervical cancer screening

Analyses of self-tests for human papillomavirus (HPV) can be used to divide HPV-positive women into three risk groups, according to a new study. This method could be important for enhancing cervical cancer screening.

'12/13/2024 7:51:57 AM'

Intermittent fasting inhibits hair regeneration in mice

Intermittent fasting has proven benefits for metabolic health, but a new study shows that it could slow hair growth -- at least in mice. Researchers report that mice subjected to intermittent fasting regimes showed improved metabolic health but sl...

'12/13/2024 7:51:55 AM'

The genetic basis of fertility, family and longevity

A new review reveals how your DNA shapes reproductive health, fertility, and even life expectancy.

'12/13/2024 7:51:52 AM'

Exposure to remote wildfire smoke drifting across the US linked to increased medical visits for heart and lung problems

Wildfire smoke has long been known to exacerbate health problems like heart disease, lung conditions, and asthma, but now a new study finds that smoke from these fires can lead to poor health thousands of miles away. Researchers found that medical...

'12/13/2024 7:51:48 AM'

How chemical reactions deplete nutrients in plant-based drinks

A new study of plant-based drinks reveals a common issue: they are lacking in proteins and essential amino acids compared to cow's milk. The explanation lies in their extensive processing, causing chemical reactions that degrade protein quality in...

'12/12/2024 2:02:57 PM'

Study sheds light on the origin of the genetic code

Nearly all living organisms use the same genetic code, a complicated mechanism by which genetic information is translated into proteins, the building blocks of life. A new study suggests conventional wisdom about how the code evolved is likely fla...

'12/12/2024 2:02:54 PM'

How fighting female flies focus on their foes

New research uses pioneering tools to show how aggressive female fruit flies' vision is regulated to focus on what's important.

'12/12/2024 2:02:51 PM'

Bringing the power of tabletop precision lasers for quantum science to the chip scale

For experiments that require ultra-precise measurements and control over atoms -- think two-photon atomic clocks, cold-atom interferometer sensors and quantum gates -- lasers are the technology of choice, the more spectrally pure (emitting a singl...

'12/12/2024 2:02:48 PM'

Metal scrap upcycled into high-value alloys with solid phase manufacturing

Solid phase manufacturing can create new custom metal alloys through an innovative process called solid phase alloying, researchers report.

'12/12/2024 2:01:15 PM'

Overfishing has halved shark and ray populations since 1970

A new analysis reveals that overfishing has caused populations of chondrichthyan fishes -- sharks, rays, and chimaeras -- to decline by more than 50 per cent since 1970. To determine the consequences, a team of researchers developed an aquatic Red...

'12/12/2024 11:32:05 AM'

Scientists collect 'microbial fingerprints' found in household plumbing

Household plumbing is alive with microbes; environmental engineers are working to study those ecosystems to ensure clean water flows in homes.

'12/12/2024 11:32:02 AM'

Researchers succeed in controlling quantum states in a new energy range

An international research team has controlled hybrid electron-photon quantum states in helium atoms. Control of these special quantum states was enabled by the pulse formation of very intense, extreme ultraviolet radiation. This method introduces ...

'12/12/2024 10:03:27 AM'

Mothers bear the brunt of the 'mental load,' managing 7 in 10 household tasks

The study, conducted in the US, found that mothers take on seven in ten (71%) of all household mental load tasks.

'12/12/2024 10:03:25 AM'

New chemical structures show vastly improved carbon capture ability

Researchers have synthesized new molecules able to quickly capture significant amounts of carbon dioxide from the air, an important tactic in climate change mitigation.

'12/12/2024 10:03:20 AM'

A dial for tuning the immune system: Discovery sheds light on why COVID makes some sicker than others

Researchers have discovered a protein variant that serves as a knob for regulating the body's innate immune response. The findings could lead to new therapies for Long COVID, autoimmune disorders, and more.

'12/12/2024 10:03:12 AM'

Researchers reduce bias in AI models while preserving or improving accuracy

Researchers developed an AI debiasing technique that improves the fairness of a machine-learning model by boosting its performance for subgroups that are underrepresented in its training data, while maintaining its overall accuracy.

'12/12/2024 10:03:09 AM'

Water and forests in Southern US

Climate and land use change have and will continue to alter streamflow regimes and water quality through the 21st century, with consequences for drinking water treatment costs, flood protection, and other ecosystem services, according to the new r...

'12/12/2024 10:02:35 AM'

As wildfires intensify, prolonged exposure to pollution linked to premature death

Researchers have found evidence that living in areas prone to wildfire smoke may negatively impact an individual's life expectancy.

'12/12/2024 10:02:32 AM'

How the dirt under our feet could affect human health

Researchers are linking human activity to increased gene transfer from soil bacteria to humans.

'12/12/2024 9:58:35 AM'

Evaluating food safety control strategies for produce industry

Leafy greens can become contaminated with pathogenic E. coli or other bacteria through splashes of soil or contaminated irrigation water in the field, or through processing and handling. Growers and processors work hard to implement multiple safet...

'12/12/2024 9:58:18 AM'

Breakthrough brings body-heat powered wearable devices closer to reality

A research team has developed an ultra-thin, flexible film that could power next-generation wearable devices using body heat, eliminating the need for batteries.

'12/12/2024 9:58:10 AM'

Barn swallow research offers real-time insight on how new species form

In a new study, scientists describe how different traits used to choose mates in barn swallow populations are driving the bird to diverge, which could eventually lead to the formation of new species.

'12/12/2024 9:57:29 AM'

Superflares once per century

Stars similar to the Sun produce a gigantic outburst of radiation on average about once every hundred years per star. Such superflares release more energy than a trillion hydrogen bombs and make all previously recorded solar flares pale in compari...

'12/12/2024 9:57:26 AM'

A new timeline for Neanderthal interbreeding with modern humans

Neanderthal genes make up 1-2% of the genomes of non-Africans. Scientists analyzed the lengths of regions of Neanderthal DNA in 58 ancient Eurasian genomes of early modern humans and determined that the introgressed genes result from interbreeding...

'12/12/2024 9:57:21 AM'

Your immune cells are what they eat

Scientists have discovered that our specialized immune cells, called T cells, are what they eat -- their switch from functional to 'exhausted' depends on the switch from metabolizing acetate to metabolizing citrate. The findings link what T cells ...

'12/12/2024 9:57:18 AM'

Oldest modern human genomes sequenced

Few genomes have been sequenced from early modern humans, who first arrived in Europe when the region was already inhabited by Neanderthals. An international team has now sequenced the oldest modern human genomes to date. The genomes were recovere...

'12/12/2024 9:57:13 AM'

Surveys show full scale of massive die-off of common murres following the 'warm blob' in the Pacific Ocean

Colony surveys of common murres, an Alaskan seabird, show the full effects of the 2014-16 marine heat wave known as 'the blob.' Analysis of 13 colonies surveyed between 2008 and 2022 finds that colony size in the Gulf of Alaska dropped by half aft...

'12/12/2024 9:57:11 AM'

Floods, insufficient water, sinking river deltas: Hydrologists map changing river landscapes across the globe

A new study has mapped 35 years of river changes on a global scale. The work has revealed significant effects on both downstream (44% decrease in water flow) and upstream (17% flow increase) rivers, including flooding, ecosystem disruption, hydrop...

'12/12/2024 9:57:08 AM'

Do animals get jealous like people? Researchers say it's complicated

Using data from 23 studies of what psychologists call 'inequity aversion,' researchers combed through results of more than 60,000 observations involving 18 animal species. In what they said was the 'largest empirical investigation of non-human ine...

'12/12/2024 7:04:09 AM'

More dense, populated neighborhoods inspire people to walk more

Adding strong evidence in support of 'walkable' neighborhoods, a large national study found that the built environment can indeed increase how much people walk. The study showed a strong connection between place and activity by studying about 11,0...

'12/12/2024 7:03:45 AM'

Study likely to change standard of care for deadly strokes

Endovascular therapy, a minimally invasive surgery performed inside the blood vessels, is preferred to alternative approaches for vessel obstructions in life-sustaining areas of the brain, analysis suggests.

'12/12/2024 7:03:37 AM'

How helicopter parenting protects baby reef fish

Researchers have discovered a rare example of 'great fish parenting' with a common coral reef species found to actively protect their young by eating parasites.

'12/12/2024 7:02:35 AM'

Ugh, my stomach: Identifying amino acids that prevent sporulation in food poisoning

A team analyzed the amino acids that affect the formation of spores in a bacterium that causes food poisoning, Clostridium perfringens, and identified serine as an amino acid that inhibits spore formation.

'12/12/2024 7:02:27 AM'

Deep-sea hydrothermal vent bacteria hold key to understanding nitrous oxide reduction

Scientists unearth a clue to the molecular mechanisms involved in N2O reduction by deep-sea hydrothermal vent bacteria.

'12/12/2024 7:02:24 AM'

Unique motor control system of anglerfish's specialized 'fishing rod' discovered

Researchers have uncovered in anglerfish a specialized motor neuron population for the first dorsal fin used for 'fishing'. When the first dorsal fin evolved from a swimming and buoyancy aid to a hunting tool, the motor neurons shifted their posit...

'12/12/2024 7:02:19 AM'

Diversity and inclusion accelerate the pace of innovation in robotics

Diverse and inclusive teams are not merely a moral imperative but also a catalyst for scientific excellence in robotics, scientists point out in a study. The team has outlined how a scientific community can benefit if its leadership fosters an env...

'12/12/2024 7:01:22 AM'

Common brain network links brain atrophy patterns seen in schizophrenia

A new study has identified a unique brain network that links varied patterns of brain atrophy, or shrinkage, associated with schizophrenia.