BioNoticias
1ª semana de febrero 2025
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BioNoticias. Resumen de prensa semanal
Elaborado por la Biblioteca de Biología. Universidad de Salamanca
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Biología
El aumento de las temperaturas por el cambio climático podría sumar 2,3 millones de muertes en Europa a final de siglo
Que el cambio climático mata no es una novedad. Diversos fenómenos meteorológicos extremos con resultados fatales se han atribuido al calentamiento global; no como quien lanza una conjetura al aire, sino con estudios científicos rigurosos que han mostrado una relación de causa y efecto.
La diversidad entre organismos es clave ante el uso intensivo del suelo
Un estudio donde participa el Centro de Investigaciones sobre Desertificación halla que las características funcionales de las plantas tienen un papel crucial en la forma en que los ecosistemas responden a cambios en el uso del suelo.
Reescriben la historia de los dinosaurios: son mucho más antiguos de lo que se pensaba
Los restos de los primeros dinosaurios podrían yacer sin descubrir en el Amazonas y otras regiones ecuatoriales de Sudamérica y África, sugiere un estudio de modelización dirigido por investigadores de la University College London, que apunta, además, a un origen millones de años anterior.
'Andinoia', un nuevo género de mariposa de los Andes
Un nuevo género de mariposas fue identificado en los Andes gracias a una investigación desarrollada por científicos de Italia, Venezuela y Ecuador, según anunció este lunes en un comunicado el Instituto Nacional de Biodiversidad (Inabio) de Ecuador, que formó parte del estudio.
Descubren siete nuevas especies de ranas en Ecuador y bautizan a una en honor a DiCaprio
Siete nuevas especies de ranas fueron descubiertas en Ecuador, entre las que se encuentra un nuevo tipo que ha sido bautizada como 'phyllonastes dicaprioi' en homenaje al actor estadounidense Leonardo DiCaprio debido a "su destacado compromiso con la conservación natural".
Blood-powered toes give salamanders an arboreal edge
Wandering salamanders are known for gliding high through the canopies of coastal redwood forests, but how the small amphibians stick their landing and take-off with ease remains something of a mystery.
Pairing old and new technologies could unlock advances in plankton science
New research highlights the benefits of combining existing long-term plankton monitoring programs and emerging technologies in monitoring the health of our seas.
Keeping the steps of cell division in line
A 'pocket' on the protein cyclin B is responsible for ensuring that the steps of cell division take place in the correct order.
Ecologist's studies on the effects of prey depletion on populations of large African carnivores
Studies determine how prey density affects African wild dogs and lions.
How tiny algae shaped the evolution of giant clams
New research reveals how resident algae altered the genome of these fabled sea creatures, allowing them to access more nutrients.
New insights into the immune response of plants
Biologists have identified important components and mechanisms of the molecular machinery that transmits information about a pathogen encounter within the plant organism.
Underwater mud volcanos are a haven for marine organisms
One would think that a volcano was not the most hospitable place for living organisms.
How Camellias evolved with the formation of the Japanese archipelago?
Japan Sea element plants are generally thought to have evolved from closely related species on the Pacific side.
Study points to South America -- not Mexico -- as birthplace of Irish potato famine pathogen
Researchers firmly point the finger at the South American Andes Mountains as the place where the Irish potato famine pathogen, Phtytophthora infestans, originated.
Revolutionizing ammonia synthesis: New iron-based catalyst surpasses century-old benchmark
The novel iron-based catalyst exhibits superior performance for ammonia (NH3) synthesis compared to a well-established, century-old counterpart.
Empty headed? Largest study of its kind proves 'bird brain' is a misnomer
It's difficult to know what birds 'think' when they fly, but scientists in are getting some remarkable new insights by looking inside birds' heads.
Scientists discover unique microbes in Amazonian peatlands that could influence climate change
Researchers have identified an unknown family of microbes uniquely adapted to the waterlogged, low-oxygen conditions of tropical peatlands in Peru's northwestern Amazonian rainforest.
New evidence pushes back arrival of early hominins in Europe
Research reveals new evidence of early hominin activity in Europe, suggesting that hominins were present on the continent far earlier than previously thought.
Fruit flies' courtship song may hold key to controlling mosquitoes
Researchers have found and confirmed a gene that allows female fruit flies to get on the same frequency as courting males.
'Buzz me in:' Bees wearing itty bitty QR codes reveal hive secrets
Several hundred bees in rural Pennsylvania and rural New York are sporting tiny QR codes on their backs to track when they go in and out of their hives.
New tool enables phylogenomic analyses of entire genomes
Electrical engineers have developed a better way to perform the comparative analysis of entire genomes.
Super enzyme that regulates testosterone levels in males discovered in 'crazy' bird species
A single gene that regulates testosterone levels in a 'crazy' species of shore bird controls the development of three wildly different types of males, a new study has found.
Plants more likely to be 'eavesdroppers' than altruists when tapping into underground networks
A new study has used a modelling approach to show that it is unlikely that plants would evolve to warn other plants of impending attack.
Plant's name-giving feature found to be new offspring-ensuring method 130 years after a fungus-eating plant received its name, a researcher has uncovered the purpose of the structure that inspired its name revealing a novel mechanism by which plants ensure reproduction.
Streamlining genetic analysis for phylogenetic studies
A new computational tool improves the analysis of genetic data, making it easier and faster to study the evolutionary relationships between species.
Solving the evolutionary puzzle of polyploidy: how genome duplication shapes adaptation
Scientists have developed a theoretical model that uncovers the dual role of polyploidy organisms carrying extra genome copies in evolution.
Stronger stress response in monkeys helps them survive
Researchers used the environmental circumstances and fecal samples collected from the six years prior to the severe El Ni o drought in Costa Rica to study the relationship between the endocrinologic stress response and survival in white-faced capuchin monkeys.
Rare pterosaur fossil reveals crocodilian bite 76m years ago
The fossilized neck bone of a flying reptile unearthed in Canada shows tell-tale signs of being bitten by a crocodile-like creature 76 million years ago, according to a new study.
Float like a jellyfish: New coral mobility mechanisms uncovered
When it comes time to migrate, new research has found how a free-living coral ignores the classic advice and goes straight towards the light.
Dining out with San Francisco's coyotes
As their traditional dining options dwindle, the native coyotes of San Francisco are shifting what they eat.
Many Roads Lead to... the embryo
Is there only one optimal configuration an organism can reach during evolution? Is there a single formula that describes the trajectory towards the optimum? And can we 'derive' it in a purely theoretical fashion?
Biomedicina
Scientists 'mimic real biological processes' using synthetic neurons
A new collaboration has unlocked new potential for the field by creating a novel high-performance organic electrochemical neuron that responds within the frequency range of human neurons.
AI in cell research: Moscot reveals cell dynamics in unprecedented detail
Thanks to a new technology called Moscot ('Multi-Omics Single-Cell Optimal Transport'), researchers can now observe millions of cells simultaneously as they develop into a new organ -- for example, a pancreas.
Advanced brain circuit-mapping technique reveals new anxiety drug target
Investigators have identified in a preclinical model a specific brain circuit whose inhibition appears to reduce anxiety without side effects.
Urine-based test detects aggressive prostate cancer
The test can differentiate between various grades of cancer, helping men avoid unnecessary biopsies.
Relative of deadly Hendra virus found in the US
Researchers have identified the first henipavirus in North America.
New structures of a critical amyloid protein illuminated
The tiny protein known as transthyretin can cause big problems in the body when it misfolds after secretion.
Inconsistencies in hospital toxicology screening protocols following serious motor vehicle collisions
A new study has found that drug screening practices may be inconsistent with potential downstream effects in reporting to the RMV.
Calorie labels on menus could make eating disorders worse
Calorie labels on restaurant menus are negatively impacting people with eating disorders, according to a new study.
Moderate exercise keeps appetite at bay
A recent study has revealed that moderate-intensity exercise can significantly influence appetiterelated hormones and perceptions in males with obesity.
Un parche de células madre abre una vía para tratar la insuficiencia cardíaca grave
El primer parche de cardiomiocitos derivados de células madre cultivadas en laboratorio, implantado como un injerto ha demostrado retención prolongada (hasta seis meses) y mejoría dependiente de la dosis en la pared cardíaca, tanto en macacos sanos como en aquellos con insuficiencia cardíaca inducida.
Microbial therapy offers new hope for vitiligo patients
A natural compound derived from gut-friendly bacteria significantly slows the progression of vitiligo and may restore pigmentation, reports a new pre-clinical study in mice.
New clues to the mechanism behind food tolerance and allergies
Study reveals how immune cells in the gut distinguish between food and harmful pathogens, shedding light on the origins of both food allergies and intestinal diseases.
Routine brain MRI screening in asymptomatic late stage breast cancer patients
A new study shows that asymptomatic brain metastasis is more common in stage 4 breast cancer patients than previously believed.
Towards a new generation of human-inspired language models Can a computer learn a language the way a child does? A recent study sheds new light on this question.
Inherited gene elevates prostate cancer risk in affected families
The inherited mutated gene WNT9B, which functions normally in embryonic prostate development, increases risk of adult prostate cancer, according to a new study.
Testing the effect of thousands of compounds on cellular metabolism
Researchers are able to test in parallel the effects of over 1500 active substances on cell metabolism.
Blood test could guide use of antiinflammatory drug celecoxib to reduce risk of colon cancer recurrence
A data analysis from a randomized clinical trial for stage 3 colon cancer patients found that patients with evidence of residual cancer in their blood after surgery to remove the cancer, may benefit from adding of celecoxib, to post surgery treatment.
Heart disease remains leading cause of death as key health risk factors continue to rise
Heart disease remains the leading cause of death in the U.S.
Over 1/3 of parents say their child has experienced dental problems that reflect oral hygiene habits
More than one in three parents say their child has faced issues like tooth decay, cavities, stained teeth, gum concerns or tooth pain linked to their oral health routine over the past two years, a national poll suggests.
An injectable hydrogel for local bone densification
Researchers have combined injections of a novel hydrogel with systemic osteoporosis drugs in rats, achieving rapid local increases in bone density.
Researchers pioneer DNA-tagged gold nanoparticles for targeted cancer treatment
A team of researchers has developed a novel method to enhance the precision of cancer treatment using gold nanoparticles tagged with DNA barcodes.
Cell death and aging in cancer research review
The latest findings on the interaction between cell death and cellular senescence in cancer and their pathophysiological significance have been reviewed.
La exposición al frío y al calor afecta a la salud mental de los adolescentes
La exposición al frío y al calor podría afectar a la salud mental de los adolescentes, según un estudio liderado por el Instituto de Salud Global de Barcelona (ISGlobal), un centro impulsado por la Fundación “la Caixa”.
Escaping the endosome: Bend lipids improve LNP mRNA delivery and gene editing
A new class of lipids improve the rates at which lipid nanoparticles (LNPs) successfully deliver RNA therapeutics and gene editing tools, promising to increase their effectiveness of such treatments.
Could fecal microbiota transplantation help patients heal after stem cell transplantation? A new study shows that oral fecal microbiota transplantation (FMT) is a feasible and safe addition to preventing graft-versus-host disease in patients undergoing stem cell transplantation for blood cancers.
Some proteins find their 'soulmate' at birth
Proteins, the pillars of cellular function, often assemble into 'complexes' to fulfill their functions.
New numbering system facilitates comparability of protein domains
Adhesion GPCRs are a group of cellsurface sensors associated with many body functions and diseases. However, they are not yet sufficiently understood to be exploited for therapies.
Individual cells can be connected to plastic electrodes
Researchers have succeeded in creating a close connection between individual cells and organic electronics.
Novel lab-on-chip platform promises to expedite cancer diagnoses
Researchers propose a novel system that uses standing surface acoustic waves to separate circulating tumor cells from red blood cells with unprecedented precision and efficiency.
Genetic 'fingerprint' to predict drug resistance in bacteria
New research has identified a unique genetic signature in bacteria that can predict their likelihood of developing antibiotic resistance, a finding that can help quickly identify precisionbased treatments that are more effective against the deadly, treatment-resistant pathogens.
Strategic corporate social responsibility can create social, economic value
Strategic corporate social responsibility (CSR) efforts that are directly related to a hospitality company's core business operations and competencies can help companies create both social and business value, according to researchers.
People with schizophrenia have an altered ability to visually perceive contrast
Schizophrenia is a serious mental disorder that affects around 1% of the world's population.
Innovative one-minute video game boasts 80% success rate in diagnosing autism
A new one-minute video game is able to accurately and efficiently identify children with autism from those who have ADHD or are neurotypical.
How simple prompts can make partially automated cars safer
A new study finds that prompts do a good job of getting drivers to engage with their environment and take over control of the vehicle when necessary while using partially automated driving systems with one exception.
Cancer risk established before birth
A person's lifetime risk for cancer may begin before they are even born, reports a paradigm-shifting study.
Simple
ways to improve the wellbeing of pediatric critical care staff
Researchers have developed two simple, easy-to-deliver sessions to improve the wellbeing of staff in pediatric critical care (PCC) units in UK hospitals.
Una nueva técnica consigue crear ratones con dos padres y sin madre biológica
Hace al menos 1 000 millones de años la naturaleza inventó el sexo, un método de reproducción que tiene como ventaja mezclar los genes de dos individuos para aumentar la diversidad genética de la descendencia.
Transforming longevity research: AI paves the way for personalized treatments in aging science
Artificial Intelligence (AI) has the potential to transform aging research and help people live healthier, longer lives.
High uric acid levels linked to deadly outcomes in children with severe malaria
Researchers have uncovered a significant connection between elevated uric acid levels and lifethreatening outcomes in children with severe malaria.
Recommendations for mitochondria transfer and transplantation research
Mitochondria organelles came from primordial bacterial endosymbionts and still preserve distinct genes for important functions like making ATP.
Young adults more active after starting work, but sleep less -unless working from home
When young adults start working, the amount of daily physical activity they do increases sharply, only to fall away again over the new few years, while the amount of sleep they get falls slightly, according to new research.
Predicting 'male-time' with the Androgen Clock
Researchers have created an epigenetic tool which has implications for medicine, sports, and agriculture.
Hear ye! Hear ye! Researchers uncover new complexities in human hearing
Physicists have discovered a sophisticated, previously unknown set of 'modes' within the human ear that put important constraints on how the ear amplifies faint sounds, tolerates noisy blasts, and discerns a stunning range of sound frequencies in between.
Rethinking altruistic punishment: New experimental insights
A research team developed a new experimental game to explore whether people avoid witnessing selfish behavior to evade punishing others or simply to avoid confronting unfairness.
Delayed REM sleep could be an early sign of Alzheimer's
Scientists have recently shown that both the quality and the amount of sleep we get may influence our risk of developing Alzheimer's disease.
Patients with anorexia have elevated opioid neurotransmitter activity in the brain
A study showed that changes in the functioning of opioid neurotransmitters in the brain may underlie anorexia.
Preterm babies receive insufficient pain management: Study
A large proportion of babies born very early need intensive care, which can be painful.
Nerve stimulation: The brain is not always listening
Various diseases can be treated by stimulating the vagus nerve in the ear with electrical signals.
Weight-loss surgery lowers risk of developing complications of liver disease in patients with cirrhosis and obesity
A study shows that patients with obesity and fatty liver-related cirrhosis who had bariatric (weightloss) surgery significantly lowered their future risk of developing serious liver complications compared with patients who received medical therapy alone.
Researchers invent a new tool to help lower the cost of tomorrow's medicine
Researchers have developed a new chemical tool that could help lower the cost of prescription medications.
Skin cancer: New treatment option successfully tested
Basal cell carcinomas, the most common form of skin cancer, occur in chronically sun-exposed areas such as the face.
Vacations are good for employee well-being, and the effects are long lasting
If you're like many Americans, you probably didn't take all your vacation time this year.
What drives mood swings in bipolar disorder? Study points to a second brain clock
A brain rhythm working in tandem with the body's natural sleep-wake cycle may explain why bipolar patients alternate between mania and depression, according to new research.
Researchers find cholesterollowering drugs have no effect on kidney function
Statins, a class of cholesterollowering drugs, have no effect on kidney function, a research team has found.
New combination immunotherapy for melanoma and breast cancer
A research team has investigated a new combination therapy against cancer.
Climate study: Rise in heat deaths will substantially outweigh fewer cold deaths
Climate change will likely result in a significant rise in deaths from heat across Europe, substantially surpassing any decrease in coldrelated deaths, according to a new modelling study.
Infant mortality rates declining, but Sudden Unexpected Infant Death is on the rise
Infant mortality in the United States decreased by 24.2% between 1999 and 2022.
Researchers uncover new approach to predict pain sensitivity
Researchers have uncovered how specific patterns in brain activity can predict an individual's sensitivity to pain, expanding opportunities for improved pain management strategies.
New drug shows promise in restoring vision for people with nerve damage
Researchers have found a promising drug candidate that could help restore vision in individuals with multiple sclerosis (MS) and other neurological conditions that damage neurons.
Combination of dual-targeted therapies and chemotherapy shows high response rates in BRAFmutated metastatic colorectal cancer
Patients with metastatic colorectal cancer (mCRC) harboring BRAF V600E mutations benefited from first-line treatment with the targeted therapies encorafenib and cetuximab plus a mFOLFOX6 chemotherapy regimen, according to results from the PhaseIII BREAKWATER trial.
Mental well-being and physical activity can form a positive cycle
According to a recent study, the tendency to experience positive affectivity contributed to people being physically active or even increasing their activity during the COVID-19 restrictions.
Sepsis, or death by lethal message
Like a poison pen, dying cells prick their neighbors with a lethal message.
A therapeutic HPV vaccine could eliminate precancerous cervical lesions
A therapeutic vaccine targeting human papillomavirus type 16 (HPV16) induced regression in highgrade precancerous cervical lesions, according to the results from a phase II clinical trial.
Gene expression regulation in cancer and cellular functions
A research team has identified the core gene expression networks regulated by key proteins that fundamentally drive phenomena such as cancer development, metastasis, tissue differentiation from stem cells, and neural activation processes.
Researchers map the brain's selfhealing abilities after stroke
A new study sheds light on one of the most severe consequences of stroke: damage to the brain's 'cables' the so-called nerve fibers which leads to permanent impairments.
Scientists design peptides to enhance drug efficacy
Scientists have developed a groundbreaking approach using specially designed peptides to improve drug formulations.
Weight loss app that tracks fiber, protein content in meals
Many people struggle to maintain a healthy weight, and choosing the optimal meals for weight loss can be challenging.
VR subway experiment highlights role of sound in disrupting balance for people with inner ear disorder
The vestibular system is a network of organs in the inner ears that detects the motions and position of the head.
Study unveils key immune cells found to boost cancer treatment success in acute myeloid leukemia
A research team made a pivotal discovery in the field of cancer immunotherapy.
Myth busted: Healthy habits take longer than 21 days to set in We're nearly one month into 2025, but if you're struggling to hold onto your New Year's resolution, stay strong, as new research shows that forming a healthy habit can take longer than you expect.
Dissolving clusters of cancer cells to prevent metastases
Successful test in breast cancer patients: the active agent digoxin, a cardiac medication, dissolves clusters of circulating breast cancer cells in the blood, thus reducing the risk of metastases formation.
Progress and challenges in brain implants
A scientific team looks at the progress and challenges in the research and development of brain implants.
Exploring decision making in people with obsessive compulsive disorder
Although obsessive compulsive disorder (OCD) can be treated, research has shown that people with the disorder tend to have a lower quality of life than neurotypical people.
Long read sequencing reveals more genetic information while cutting time and cost of rare disease diagnoses
A new study shows that long-read sequencing has the potential to improve the rate of diagnosis while reducing the time to diagnosis from years to days in a single test and at a much lower cost.
Targeting potassium channel shows promise for treating brain tumors
Researchers find blocking the KCNB2 gene can slow tumor growth, paving the way for next-gen treatments for childhood brain cancer.
Exercise
improves brain function, possibly reducing
dementia risk
Scientists have shown that specialized cells involved in how the body responds to insulin are activated in the brain after exercise, suggesting that physical activity may directly improve brain function.
Biotin may shield brain from manganese-induced damage, study finds
The B vitamin mitigates manganese neurotoxicity, which produces symptoms that resemble Parkinson's disease.
Fewer than 1% of U.S. clinical drug trials enroll pregnant participants, study finds
A new study found that pregnant women are regularly excluded from clinical drug trials that test for safety, raising concerns for the efficacy of these medications for maternal and child health.
Study of deadly dog cancer reveals new clues for improved treatment
A research team has identified a crucial link between a gene mutation and immune system signaling in canine hemangiosarcoma, an aggressive cancer common in dogs.
Signposting children to weight management services could happen when parents attend an adult program
Parents attending an adult weight management program, who were worried about their child's weight, would accept support and signposting to services for their child if it was offered.
Discovery of genetic loci associated with allergic sensitization
A research team performed a largescale genome analysis of Japanese and European populations and discovered gene regions (genetic polymorphisms) related to allergic sensitization.
La batalla entre dos virus en una bacteria abre nuevas vías contra la resistencia a antibióticos
Un equipo de investigación en bioinformática y biología computacional de la Universidad Pablo de Olavide (UPOBioinfo), que desarrolla sus investigaciones en el Centro Andaluz de Biología del Desarrollo (CABD), ha desvelado un fascinante conflicto entre virus de bacterias, conocidos como bacteriófagos o fagos.
Exploring the effectiveness of health behavior interventions and their components for healthy adults
Researchers conducted a systematic review and meta-analysis of 116 studies to evaluate the effectiveness of physical activity promotion interventions for healthy adults and the components of effective interventions.
Researchers identify key protein to potentially halt autoimmune diseases and allergies
Researchers identified a key protein as a potential therapeutic target for stopping the body's immune system from mistakenly attacking itself, offering new hope for treating autoimmune diseases and allergies.
Boosting this molecule could help retain muscle while losing fat
With the recent surge in popularity of weight loss drugs like Ozempic, altogether called GLP-1s, there has been renewed scientific interest in understanding how our bodies regulate muscle growth.
mRNA-activated blood clots could cushion the blow of osteoarthritis
Following the lead of previous work on mRNA-based vaccines, therapies for spinal cord injuries and more, the method relies upon mineral-coated microparticles to deliver mRNA that encodes for production of a protein that supports cartilage formation.
While most Americans use a device to monitor their heart, few share that data with their doctor
A new national survey found that while many Americans use a device to monitor their heart, few share that data with their doctor.
Why are most companies failing to benefit from AI? It's about the people not the tech
Successful uptake of new technology is a matter of emotions and with 4 in 5 companies saying they're failing to capitalize on its potential, managers need to know how to deal with them, say researchers.
Uncovering the role of Y chromosome genes in male fertility in mice
Researchers have uncovered which genes on the Y chromosome regulate the development of sperm and impact fertility in male mice.
Artificial intelligence in biomedicine: A key to analyzing millions of individual cells
Our bodies are made up of around 75 billion cells. But what function does each individual cell perform and how greatly do a healthy person's cells differ from those of someone with a disease?
Researchers track sharp increase in diagnoses for sedative, hypnotic and anxiety use disorder in young adults
The prevalence of diagnosed disorders from recurrent use of sedative, hypnotic and anti-anxiety medications in adolescents and young adults has increased sharply since 2001, according to researchers.
New study reveals how a 'nonindustrialized' style diet can reduce risk of chronic disease
Researchers have found that a newly developed diet inspired by the eating habits of non-industrialized societies can significantly reduce the risk of a number of chronic diseases and are to share recipes with the public.
Predicting how childhood kidney cancers develop
New research looked at how cancers arise in children who are predisposed to developing the childhood kidney cancer, Wilms tumor, which could help anticipate the development of tumors before they fully form.
Epilepsy patient samples offer unprecedented insights on brain 'brakes' linked to disorders
Specific protein receptors in the brain play a vital role in how neurons slow down or stop firing, making them targets for many disorders.
PET probe images inflammation with high sensitivity and selectivity
Researchers have developed a breakthrough method to detect inflammation in the body using positron emission tomography (PET) imaging.
Researchers create new guidelines to diagnose common memory disorder frequently mistaken for Alzheimer's Disease
New guidelines will help doctors identify patients with a common memory-loss syndrome that is often misdiagnosed as Alzheimer's disease in older adults.
Study shows anti-clotting drug reduced bleeding events in patients with atrial fibrillation
Researchers evaluated a drug that represents a new class of anticoagulants known as Factor XI inhibitors for treating patients with atrial fibrillation as part of the AZALEA-TIMI 71 Study.
Significant rise in mental health admissions for young people in last decade
There was a 65% increase in the number of children and young people being admitted to general acute medical wards in hospitals in England because of a mental health concern between 2012 and 2022, finds a new study.
Researchers develop biomarker algorithm for noninvasive detection of Barrett's esophagus and esophageal cancer
By studying biomarkers known to be involved in gastrointestinal cancers, researchers have developed a biomarker algorithm that, when combined with a noninvasive method to collect esophageal cells for study, could give clinicians insight into which patients have esophageal cancer or precancerous conditions such as Barrett's esophagus (BE) or high-grade dysplasia.
Curiosity- driven experiment helps unravel antibiotic-resistance mystery
An international collaboration has achieved an important breakthrough in understanding the genetic mechanisms that allow bacteria to build resistance to drugs.
Green tea-based adhesive films show promise as a novel treatment for oral mucositis
Oral mucositis is a painful condition in which the mucous membranes inside the mouth become inflamed.
Adults diagnosed with ADHD may have reduced life expectancies
Adults who have been diagnosed with attention deficit hyperactivity disorder (ADHD) may be living shorter lives than they should, finds a new study.
A way for smartwatches to detect depression risks
A international research team developed a digital biomarker for predicting symptoms of depression based on data collected by smartwatches.
Drug candidate eliminates breast cancer tumors in mice in a single dose
Despite significant therapeutic advances, breast cancer remains a leading cause of cancer-related death in women.
SIDS discovery could ID babies at risk of sudden death
New research revealing the fingerprints of Sudden Infant Death Syndrome within blood samples could open the door to simple tests to identify babies at risk.
Hot or cold? How the brain deciphers thermal sensations
Thermal sensations are consciously differentiated as hot or cold by the brain; however, the neural mechanism that enables this differentiation is not well understood.
Single-cell elemental analysis using Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
Inductively coupled plasma mass spectrometry (ICP-MS) is prominently used for analyzing elemental composition in individual cells.
Researchers make breakthrough in bioprinting functional human heart tissue
Researchers have developed a way of bioprinting tissues that change shape as a result of cell-generated forces, in the same way that it happens in biological tissues during organ development.
El mayor estudio genético sobre el trastorno bipolar revela nuevas claves de la enfermedad
El Consorcio de Psiquiatría
Genómica, una red internacional de investigadores a la que pertenece Claudio Toma, del Centro de Biología
Molecular Severo Ochoa (CBM- CSICUAM), ha completado el mayor estudio genético realizado hasta la fecha sobre el trastorno bipolar.
New epilepsy tech could cut misdiagnoses by nearly 70% using routine EEGs
Doctors could soon reduce epilepsy misdiagnoses by up to 70% using a new tool that turns routine electroencephalogram, or EEG, tests that appear normal into highly accurate epilepsy predictors, a study has found.
Study shows travelers are dreaming forward, not looking back
When it comes to getting people to want to go places, the future is ever more lovely than the past, according to a new study.
Los hijos de padres divorciados, ¿más propensos a sufrir un ictus en edad adulta?
Una investigación pone de manifiesto una sorprendente conexión entre el divorcio de los padres durante la infancia y un mayor riesgo de ictus en la edad adulta.
Childhood epilepsy may predispose to memory disorders later in life
Researchers demonstrated that individuals who had childhood epilepsy have an increased accumulation of brain amyloid later in life, potentially predisposing them to late-onset brain amyloid disorders, such as Alzheimer's disease.
T cells rise up to fight infections in the gut
Pathogen-fighting immune cells called tissue-resident memory CD8 T cells (TRM cells) go through a surprising transformation and relocation as they fight infections in the small intestine.
Los microplásticos pueden causar trombos en el cerebro
Científicos de la Academia China de Investigación en Ciencias
Medioambientales han descubierto en ratones que los microplásticos presentes en el torrente sanguíneo pueden hacer que las células del sistema inmunitario provoquen trombos en el cerebro al acumularse en su interior.
How your brain learns from rewards might hold the key to treating depression
Using computational models, the researchers studied how the brain's reward-learning system functions in those with depression, especially among individuals experiencing anhedonia, the inability to feel pleasure.
Research shows PTSD, anxiety may affect reproductive health of women firefighters
Investigators found negative mental health conditions among women firefighters may reduce levels of key hormone associated with ovarian reserve.
Copper-detection tool designed to discover possible chelation target for lung cancer
Copper chelation shows promising results in certain lung cancers where cells have two related phenomena: a heightened transcription factor responding to oxidative stress and a diminished level of bioavailable copper.
Recommendations for studying the impact of AI on young people's mental health
Experts highlight the need for a clear framework when it comes to AI research, given the rapid adoption of artificial intelligence by children and adolescents using digital devices to access the internet and social media.
Los ojos de los astronautas se debilitan en misiones prolongadas
La falta de gravedad en el espacio provoca cambios significativos en los ojos y la visión de los astronautas después de seis a doce meses a bordo de la Estación Espacial Internacional (ISS).
Biotecnología
IRNASA-CSIC fomenta la conexión internacional del sector primario de Castilla y León con Reino Unido
La bioincubadora del CSIC en Boecillo reúne a investigadores, empresas tecnológicas de Castilla y León y Reino Unido, en colaboración con la Embajada Británica, UK Agri-Tech Centre e ICECYL.
AAV vectors tested in perfused human livers
The performance of AAV genetherapy vectors is studied in machine-perfused human livers and the presence of fatty liver disease makes a difference.
A neural network for long-term super-resolution imaging of live cells with reliable confidence quantification
A neural network model improves time-lapse super-resolution imaging of live cells.
AAV capsid prioritization in normal and steatotic human livers maintained by machine perfusion
The suitability of different AAV capsids for gene therapy is assessed in human livers.
Unlocking drug modes of action with multi-dimensional highthroughput metabolic profiling Large-scale profiling of drug-induced metabolic changes have potential for improving drug development but remain challenging.
Un nuevo compuesto reduce en ratones la metástasis en cáncer de mama
Los resultados del estudio, liderado por investigadores del CSIC, muestran una reducción del tumor y una eliminación casi completa de la metástasis producida.
A human metabolic map of pharmacological perturbations reveals drug modes of action
Mapping the metabolic effects of drugs helps define their mode of action.
Uniform volumetric single-cell processing for organ-scale molecular phenotyping
An ultra-rapid 3D immunostaining protocol can uniformly label organscale tissues.
Una nueva técnica revela un mecanismo de tolerancia de las plantas a la alta salinidad
El CSIC participa en un estudio internacional que ha identificado una nueva función de la proteína responsable de evitar la toxicidad por exceso de sodio.
Final synthetic yeast chromosome unlocks new era in biotechnology
Scientists have completed construction of the final chromosome in the worlds' first synthetic yeast genome following more than a decade of work, opening new possibilities for creating resilient, engineered organisms.
Medioambiente
Mapping Antarctica's hidden icefree lands: a blueprint for conservation
Researchers unveil a new map and classification system that will help protect the unique plants and animals of Earth's most remote and fragile continent.
Complexity of tree-planting schemes
Research with smallholder farmers in Kenya shows that tree-planting schemes must account for complex local issues and preferences.
Damage caused to crops by barnacle geese can be mitigated with designated set-aside and repelling fields
A team of researchers examined the foraging behavior of barnacle geese in Northern Karelia, Finland.
Plant-based substitute for fossil fuels developed for plastic foams
An environmentally-friendly preparation of plant material from pine could serve as a substitute for petroleum-based chemicals in polyurethane foams.
Antarctic ice sheet faces 'death by a thousand cuts'
Smaller calving events, not large icebergs, drive Antarctic ice sheet loss.
Estados Unidos saldrá del Acuerdo de París en 2026, dice la ONU
La salida de Estados Unidos del Acuerdo de París, anunciada por el presidente Donald Trump tras su investidura, tardará prácticamente un año en hacerse efectiva, hasta principios de 2026, según ha informado la ONU.
El 90% de las aves sufre contaminación por plástico en la Corriente de Canarias
Han analizado el contenido estomacal de 116 polluelos e identificado 1159 fragmentos de plástico, la mayoría restos de la industria pesquera.
El cambio climático intensificó los incendios en Los Ángeles
El cambio climático hizo que las condiciones climatológicas que impulsaron los devastadores incendios de Los Ángeles (EE UU) el ambiente caluroso, seco y ventoso-fueron un 35% más probables por el cambio climático, según un estudio de atribución de la organización Word Weather Attribution (WWA).
A mite-y use of electricity
Mites who hitchhike on the beaks of hummingbirds use a surprising method to help them on their journey: electricity.
La superficie del océano se calienta cuatro veces más rápido que en los años 80
El calentamiento de la superficie del océano se ha cuadriplicado en las últimas cuatro décadas, según un estudio de la universidad británica de Reading recogido este martes en la revista Environmental Research Letters.
La degradación en la Amazonía brasileña aumenta casi un 500 % en 2024
La degradación forestal en la Amazonía brasileña causada por el fuego y la extracción de madera abarcó un área de 36.379 kilómetros cuadrados el año pasado, un aumento de 497 % en comparación con 2023, según un estudio divulgado este viernes.
Floating solar increases greenhouse gas emissions on small ponds
While floating solar the emerging practice of putting solar panels on bodies of water -- is promising in its efficiency and its potential to spare agricultural and conservation lands, a new experiment finds environmental trade-offs.
Scientific approach can optimize bike lane planning develop a model that can help municipalities choose optimal locations as they expand their cycling lane networks in response to growing demand.
Un investigador navarro transforma CO₂ en metano, sustituto del gas natural, con luz solar
El investigador del Instituto INAMAT2 de la Universidad Pública de Navarra (UPNA) Mikel Imizcoz ha transformado dióxido de carbono (CO₂) en metano (CH₄) renovable utilizando luz solar como fuente de energía.
Global sea level very likely to rise between 0.5 and 1.9 meters by 2100 under high-emissions scenario An interdisciplinary team of researchers has projected that if the rate of global CO2 emissions continues to increase and reaches a high emission scenario, sea levels would as a result very likely rise between 0.5 and 1.9 meters by 2100.
Expertos de cuatro paises analizan cómo salvar al desman ibérico de la extinción
Desarrollar un plan de conservación a nivel transnacional y definir medidas más urgentes para evitar la extinción del desmán ibérico es el objetivo de la reunión de 50 expertos de Andorra, España, Francia y Portugal, bajo el auspicio del Centro de Cooperación del Mediterráneo de la Unión Internacional para la Conservación de la Naturaleza (UICN Med).
Más de 2,3 millones de personas morirán por calor en Europa si no se reducen las emisiones Un aumento de la temperatura media global de entre 3 y 4 grados (respecto a niveles preindustriales) a finales de siglo causaría 2,3 millones de muertes adicionales en Europa a consecuencia del calor, y la peor parte se la llevarían ciudades españolas, como Barcelona, Madrid o Valencia.
Preserving Asian horseshoe crab populations through targeted conservation strategies
Biologists conduct the first comprehensive population study of all three Asian horseshoe crab species, mapping their population distribution, evolutionary histories and vulnerabilities to climate change to propose customized conservation strategies.
Botanic Gardens must team up to save wild plants from extinction
The world's botanic gardens must pull together to protect global plant biodiversity in the face of the extinction crisis, amid restrictions on wild-collecting, say researchers.
La diversidad entre organismos es clave ante el uso intensivo del suelo Un estudio internacional donde participa el CIDE halla cómo la diversidad entre organismos es clave ante el uso intensivo del suelo o el cambio climático.
How animal poop helps ecosystems adapt to climate change
Relatives of the llama are dropping dung as they venture into higher elevations in the Andes Mountains, providing a nutrient-rich environment for life to thrive despite glacier loss.
Unveiling Japan's geological history through volcanogenic massive sulfide deposits
Dating key tectonic events in Japan's geological history has long been often challenging due to poor microfossil preservation from intense heat due to metamorphism.
Unraveling the connection between Canadian wildfires and Arctic ice clouds
Ice nucleating particles as a kind of aerosols have a significant impact on the Arctic climate by promoting the formation of ice clouds at a temperature above 38 degrees Celsius.
Progress toward a new generation of rechargeable batteries
Lithium-air batteries have the potential to outstrip conventional lithium-ion batteries by storing significantly more energy at the same weight.
Researchers discover new way to store hydrogen using lignin jet fuel
An international team of scientists has discovered a way to store and release volatile hydrogen using lignin-based jet fuel that could open new pathways for sustainable energy production.
New weapon against harmful algal blooms
Effective management of phosphorus is needed to curb the rise of harmful algal blooms.
Researcher unveiling the uncharted reaction pathways of carbon dioxide in supercritical water
A research team has made significant discoveries regarding the complex reaction mechanisms of carbon dioxide (CO2) in supercritical water.
Overlooking a low-hanging fruit in climate mitigation: Biochar is much better than its reputation
Biochar has long been recognized for its ability to improve soil health and sequester carbon.
How human activity has shaped Brazil Nut forests' past and future
Researchers use genomic data to study the decline in genetic diversity in the Amazon Basin, particularly in Brazil Nut trees.
New water purification technology helps turn seawater into drinking water without tons of chemicals
Water desalination plants could replace expensive chemicals with new carbon cloth electrodes that remove boron from seawater, an important step of turning seawater into safe drinking water.
Clean hydrogen in minutes: Microwaves deliver clean energy faster
An interdisciplinary team has developed a groundbreaking technology that addresses key limitations in clean hydrogen production using microwaves.
New AI technology helps scientists detect which pollutants in England's lakes are most harmful to life, and identify species which are at highest risk
Scientists can now identify the most harmful pollutants present in UK waters that are having the biggest impact on biodiversity thanks to pioneering AI technology.
Subterranean 'islands': strongholds in a potentially less turbulent world
Deeply hidden in Earth's mantle there are two huge 'islands' with the size of a continent.
Finding better photovoltaic materials faster with AI
Perovskite solar cells are a flexible and sustainable alternative to conventional silicon-based solar cells.
Coastal waters: An underestimated source of methane
Shallow coastal waters are hotspots for methane emissions, releasing significant amounts of this potent greenhouse gas into the atmosphere and contributing to global warming.
Bacteria found to eat forever chemicals and even some of their toxic byproducts
A team has identified a strain of bacteria that can break down and transform at least three types of PFAS, and, perhaps even more crucially, some of the toxic byproducts of the bond-breaking process.
The secret to robust and reversible underwater adhesion: The answer lies in epidermal growth factor (EGF) domain
A research team has uncovered the molecular mechanism behind the remarkable underwater adhesion of hairy mussels.
UMaine-led team develops more holistic way to monitor lobster industry
After two years of data collection, quantitative and qualitative analyses, meetings and stakeholder interviews, a team of researchers developed new socioeconomic indicators to holistically monitor the lobster industry's resilience.
Claims for the world's deepest earthquake challenged by new analysis
The magnitude 7.9 Bonin Islands earthquake sequence, which ruptured deep within the earth near the base of the upper mantle, did not include an aftershock that extended to record depths into the lower mantle, according to a new study.
Biodegradable nylon precursor produced through artificial photosynthesis
Scientists have developed an artificial photosynthesis technology that produces precursors of biodegradable nylon from biomassderived compounds and ammonia.
From soot particle filters to renewable fuels
Unraveling the chemical processes in soot particle filters reveals new ways to produce synthetic fuels.
Grass surfaces drastically reduce drone noise making the way for soundless city skies
Porous land such as foliage significantly lowers noise made by drones and air taxis which could reduce disturbances for urban communities as Urban Air Mobility (UAM) grows.
Researchers unlock new insights into tin-based catalysts for electrochemical CO2 reduction
A group of researchers have analyzed thousands of reports from the past decade, identifying a tin-based catalyst that aids the production of formic acid, an indispensable chemical in various industries, and makes the process greener.
Ciencia
A less 'clumpy,' more complex universe?
New research has combined cosmological data from two major surveys of the universe's evolutionary history and found hints that it may be less clumpy at certain points than previously thought.
Life's building blocks in Asteroid Bennu samples
Scientists detected all five nucleobases building blocks of DNA and RNA in samples returned from asteroid Bennu by NASA's OSIRIS-REx mission.
The hidden power of the smallest microquasars
Researchers found for the first time evidence that even microquasars containing a low-mass star are efficient particle accelerators, which leads to a significant impact on the interpretation of the abundance of gamma rays in the universe.
Exploring mysteries of Asteroid Bennu
Scientists found that asteroid Bennu contained a set of salty mineral deposits that formed in an exact sequence when a brine evaporated, leaving clues about the type of water that flowed billions of years ago.
Moon is not as 'geologically dead' as previously thought
Scientists developed advanced dating methods to track geological changes on the far side of the moon and found evidence of relatively recent activity.
A new register with thousands of entangled nuclei to scale quantum networks
In a groundbreaking achievement for quantum technologies, researchers have created a functional quantum register using the atoms inside a semiconductor quantum dot.
A super-Earth laboratory for searching life elsewhere in the Universe
Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are still billions more to be discovered!
Sharp look into Ockham's razor
A new article argues that by relying too much on parsimony in modeling, scientists make mistakes and miss opportunities.
Despega la segunda misión Hypatia: estudiarán como afectaría vivir en Marte al cuerpo de las mujeres
Por segunda vez, un equipo de científicas catalanas a bordo de la misión Hypatia llevará a cabo un estudio sobre los efectos de una simulación de Marte en el cuerpo femenino.
Follow the water: Searching for a lunar oasis
As humankind imagines living offplanet on the moon, Mars and beyond the question of how to sustain life revolves around the physical necessities of oxygen, food and water.
Explaining persistent hydrogen in Mars' atmosphere
The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades.
'Embodied energy' powers modular worm, jellyfish robots
In the same way that terrestrial life evolved from ocean swimmers to land walkers, soft robots are progressing, too, thanks to recent research in battery development and design.
Tiny chip, big breakthrough in spectral sensing for everyday devices
Engineers have invented a microscopic spectral sensor that can identify myriad materials with unprecedented accuracy.
Dwarf planet Ceres: Building blocks of life delivered from space
The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior.
How Titan maintains its atmosphere
Scientists have performed laboratory experiments to better understand how Saturn's moon Titan can maintain its unique nitrogen-rich atmosphere.
Physicists pioneer entanglement microscopy algorithm to explore how matter entangles in quantum many-body systems
A research team has recently developed a novel algorithm in quantum physics known as 'entanglement microscopy' that enables visualization and mapping of this extraordinary phenomenon at a microscopic scale.
New research uncovers exotic electron crystal in graphene
Researchers have identified a new class of quantum states in a customengineered graphene structure.
Miden vientos supersónicos extremos en un planeta fuera de nuestro Sistema Solar
Un equipo internacional de astrónomos ha descubierto vientos extremadamente potentes que golpean el ecuador de WASP-127b, un exoplaneta gigante.
Imagining the physics of George R.R. Martin's fictional universe
Researchers have derived a formula for viral behavior in the Wild Cards, a science fiction series written by a collection of authors about an alien virus called the Wild Card that mutates human DNA.
Biblioteca. Facultad de Biología
Universidad de Salamanca. Campus Miguel de Unamuno c/Donantes de Sangre s/n 37007 Salamanca angelpoveda@usal.es
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