BioNoticias
3ª semana de diciembre 2024
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BioNoticias. Resumen de prensa semanal
Elaborado por la Biblioteca de Biología. Universidad de Salamanca
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Biología
La planaria, una nueva amenaza para el medio marino europeo
Los puertos deportivos son sitios ideales para detectar la llegada temprana de especies exóticas o invasoras.
La IA trae malas noticias para el Mediterráneo: hasta tres grados más en 2060
Un nuevo estudio, publicado en Environmental Research Letters, concluye que la mayoría de las regiones terrestres definidas por el Panel Intergubernamental sobre Cambio Climático (IPCC) superarán el umbral crítico de 1.5 °C para 2040 o antes.
Un estudio explora la química oculta del musgo y los factores que influyen en sus emisiones
Cuando pensamos en plantas, es fácil imaginar árboles imponentes o plantas de variadas formas y colores, pero los musgos y otros briófitos suelen pasar desapercibidos.
Las sociedades neolíticas ibéricas tenían un conocimiento profundo de técnicas y materiales para el tiro con arco
Una investigación interdisciplinaria de restos arqueológicos hallados en la Cueva de Los Murciélagos (Albuñol, Granada) ha revelado la sofisticación del equipamiento para el tiro al arco del Neolítico Antiguo en la península Ibérica (5300-4900 a.C.), con información inédita en el contexto europeo sobre los materiales y técnicas de fabricación utilizados.
El mal estado de Doñana afecta negativamente a las aves acuáticas de toda Europa
La marisma de Doñana ha cambiado notablemente en los últimos 40 años debido a las actividades humanas y al cambio climático.
That's no straw: Hummingbirds evolved surprisingly flexible bills to help them drink nectar Hummingbird bills their long, thin beaks look a little like drinking straws.
Tyrannosaur teeth discovered in Bexhill-on-Sea, England Research has revealed that several groups of meat-eating dinosaur stalked the Bexhill-on-Sea region of coastal East Sussex 135 million years ago.
Insects wearing two hats solve botanical mystery
The discovery of a unique case where the same insect species both pollinate a plant and distribute its seeds not only solves a long-standing botanical mystery.
Un estudio desvela que los peces "eligen" su propio cumpleaños y deciden cuándo eclosionar
Un estudio ha revelado que los embriones de peces controlan activamente el momento de su eclosión mediante una neurohormona específica que desencadena la liberación de enzimas que disuelven la pared del huevo.
Desert ants use the polarity of the geomagnetic field for navigation Desert ants of the Cataglyphis nodus species use the Earth's magnetic field for spatial orientation, but rely on a different component of the field than other insects.
Historic outbreaks of coffee wilt disease linked to gene transfer from another fungus
The fungus that causes coffee wilt disease repeatedly took up segments of DNA from a related fungal pathogen, which contributed to successive outbreaks of the disease, according to a new report.
Dogs use two-word button combos to communicate
A new study shows that dogs trained to use soundboards to 'talk' are capable of making two-word button combinations that go beyond random behavior or simple imitation of their owners.
A microRNA solves an evolutionary mystery of butterfly and moth wing coloration
Over the past two decades, scientists discovered that the majority of melanic wing color variants are controlled by a single genomic region surrounding the protein-coding gene 'cortex'.
Chimpanzees perform the same complex behaviors that have brought humans success
A new study suggests that the fundamental abilities underlying human language and technological culture may have evolved before humans and apes diverged millions of years ago.
Wild birds' gut microbiome linked with its ornamentation and body condition
Researchers spent five years studying the gut microbiomes of Northern cardinals, a common backyard songbird known for its vivid red plumage.
Breakthrough AI model can translate the language of plant life
A pioneering artificial intelligence (AI) powered model able to understand the sequences and structure patterns that make up the genetic 'language' of plants, has been launched by a research collaboration.
Pups of powerful meerkat matriarchs pay a price for their mom's status
In meerkat society a dominant female is in charge, growling, biting, pushing and shoving to keep others in line.
New ocean predator discovered in the Atacama Trench
Characterized by darkness and intense pressure, the ocean's hadal zone seems uninhabitable, yet dozens of unique organisms call it home.
Biological diversity is not just the result of genes
How can we explain the morphological diversity of living organisms?
Seals strategically scoot around the seas on icebergs
Harbor seals in icy regions use icebergs shed by glaciers as safe platforms to give birth, care for young and molt.
Study offers insight into chloroplast evolution
Scientists found molecular evidence supporting the idea that chloroplasts originated as energy-generating organelles and only later evolved to support carbon assimilation in plant cells.
Biomedicina
The distinct nerve wiring of human memory
The black box of the human brain is starting to open.
Personalized blood count could lead to early intervention for common diseases
A complete blood count (CBC) screening is a routine exam requested by most physicians for healthy adults.
Scientists transform ubiquitous skin bacterium into a topical vaccine
Scientists' findings in mice could translate into a radical, needle-free vaccination approach that would also eliminate reactions including fever, swelling and pain.
AI thought knee X-rays show if you drink beer -- they don't
A new study highlights a hidden challenge of using AI in medical imaging research the phenomenon of highly accurate yet potentially misleading results known as 'shortcut learning.'
Analysis reveals an additional mechanism behind statin therapy's heart-related benefits in people with HIV
Investigators who previously found that a daily statin pill helps prevent heart attacks and strokes in people with HIV have now discovered a potential mechanism that may help to stabilize plaques and prevent their rupture in blood vessels.
Soda taxes don't just affect sales: They help change people's minds
The city of Berkeley's first-in-thenation soda tax a decade ago, along with more recent Bay Area tax increases on sugar-sweetened drinks, have not only led to reduced sales.
You are what you eat...and so are your grandkids? Study links poor diet to multi-generational health issues
Is it possible to pass on the effects of malnutrition?
Updated Hep B vaccine more effective for people with HIV
A newer vaccine against hepatitis B virus was clearly superior to an older vaccine type in inducing a protective antibody response among people living with HIV who didn't respond to prior vaccination.
Groundbreaking antidiabetic compound unveiled: HPH-15 reduces blood glucose level and combats fat accumulation
Scientists have unveiled a novel compound, HPH-15, with dual effects of reducing blood glucose levels and combating fat accumulation, marking a significant leap in diabetes treatment innovation.
Un nuevo fármaco mejora los resultados clínicos de las pacientes con cáncer de mama avanzado
Los resultados del ensayo clínico EMBER-3 se presentaron hoy en el San Antonio Breast Cancer Symposium (SABCS), que se celebra en San Antonio, Texas, del 10 al 13 de diciembre.
Enabling AI to explain its predictions in plain language
Researchers developed a system that converts AI explanations into narrative text that can be more easily understood by users.
Research shows new treatment could delay cancer progression in patients with high-risk smoldering multiple myeloma
A new treatment is showing promise for people with high-risk smoldering multiple myeloma (SMM).
Mothers' language choices have double the impact in bilingual families
New research shows that mothers have twice the impact on language exposure, challenging traditional parenting advice.
A breakthrough tool for detecting problems during protein synthesis
A newly developed luciferase-based reporter can detect problems in protein translocation and disulfide bond formation in the endoplasmic reticulum (ER).
'Missing link' between brain and body inflammatory signals identified in the skull
New research provides valuable insights into the brain-body immune connection identifying key communication hubs in the dural sinuses and skull bone marrow at the back of the head.
Online training could help older adults communicate in noisy environments
Online training that helps people recognize and understand new voices could be key to helping older adults improve communication in everyday environments, finds new research.
Gene therapy fixes major cause of stillbirth, premature birth in guinea pig model
Nanoparticle-mediated gene therapy corrects a problem with the placenta that leads to pregnancy issues.
Nuevos hallazgos sobre el ciclo de vida de los virus que infectan a bacterias multirresistentes
La Universidad CEU Cardenal Herrera participa en los últimos hallazgos de caracterización del sistema de comunicación llamado arbitrium, que coordina la decisión entre los dos ciclos vitales que los virus bacterianos pueden seguir tras el proceso de infección.
Social factors affect pediatric cardiac arrest outcomes
The odds on whether a child survives a cardiac arrest may depend on where they live, according to a new study from the University of Missouri School of Medicine.
Resolving ambiguity: How the brain uses context in decision-making and learning
Life can be tricky. We have so many decisions to make. It's a good thing we have an orbitofrontal cortex and hippocampus to help us.
When does waiting stop being worth it?
Psychologists looked at individuals with damage to different parts of the prefrontal cortex to reveal how the brain evaluates uncertainty and guides split-second decisions.
Flood disasters associated with preterm births and low birth weights
A new analysis of more than 3,000 studies from around the world reveals that globally, flooding increases preterm births by about 3%.
New gene therapy reverses heart failure in large animal model
In a single IV injection, a gene therapy targeting cBIN1 can reverse the effects of heart failure and restore heart function in a large animal model.
Empowering older adults with home-care robots
The rapidly increasing aging population will lead to a shortage of care providers in the future.
Delivering medicines with microscopic 'flowers'
Using microparticles consisting of extremely thin petals, medicines can be delivered via the bloodstream in a precisely targeted manner, for example to a tumour or blood clot.
Increased area income improves birthweight rates, researchers find Higher incomes are often correlated with healthier pregnancies and babies, but is it really the money that matters?
Identifying a proliferating repairman for tissue in damaged lungs
Researchers found that endothelial cells lining the veins in lungs contribute to repair of blood vessels after lung injury.
How this cancer drug could make radiation a slam dunk therapy
Radiation is one of the most effective ways to kill a tumor. But these therapies are indiscriminate, and they can damage healthy tissues.
Short-term cognitive boost from exercise may last for 24 hours
The short-term boost our brains get after we do exercise persists throughout the following day, suggests a new study.
Keto diet metabolite may power up CAR T cells to kill cancer
A simple dietary supplement may provide a new approach to boost CAR T cell function, according to a new study.
Ultra-processed foods may drive colorectal cancer risk, study finds
A new study suggests that ultraprocessed foods and inflammatory seed oils used in packaged food products may contribute to chronic inflammation, fueling colorectal cancer.
Americans are uninformed about and undervaccinated for HPV Research shows that HPV accounts for 70% of all throat cancers, but only one-third of the public is aware that HPV causes throat cancer.
Shape-changing device helps visually impaired people perform location task as well as sighted people
A groundbreaking piece of navigation technology that uses the ability to sense information through touch can help people with visual impairment perform a location task as well as sighted people, according to new research.
Rethinking the brain pacemaker: How better materials can improve signals
Researchers have created organic materials for brain and heart pacemakers, which rely on uninterrupted signal delivery to be effective.
La ‘huella molecular’ del cáncer puede facilitar su detección precoz
Los diferentes tipos de cáncer poseen ‘huellas’ moleculares que son únicas y detectables en las etapas tempranas de la enfermedad.
Demuestran la eficacia de unas lentes en personas con problemas visuales tras una cirugía con láser
Una investigación de la Universidad Complutense de Madrid (UCM) demuestra la eficacia de las lentes esclerales en pacientes que experimentan molestias o dificultades visuales tras cirugía refractiva LASIK –una técnica láser que se emplea para corregir miopía, hipermetropía o astigmatismo– y que no pueden ser corregidas con gafas.
Researchers 'see' vulnerability to gaming addiction in the adolescent brain
Researchers found that adolescents with more symptoms of gaming addiction showed lower brain activity in the region involved in decisionmaking and reward processing.
What motivates Americans to eat less red meat?
Limiting red meat consumption is key to a sustainable and healthy diet, yet Americans are among the world's largest consumers of red meat.
Toxoplasma gondii parasite uses unconventional method to make proteins for evasion of drug treatment
A study sheds new light on how Toxoplasma gondii parasites make the proteins they need to enter a dormant stage that allows them to escape drug treatment.
Researchers discover a genetic disposition increasing the risk of breast cancer metastasis
Metastasis is responsible for 90 percent of cancer deaths.
Scientists identify a probable contributor to weakness of the aorta in people with genetic disorder
Studying the cells of people and genetically engineered mice, scientists say they have uncovered a potential reason why patients with Loeys-Dietz syndrome, an inherited connective tissue disorder, are especially prone to developing aneurysms at the root of the aorta.
Scientists create AI that 'watches' videos by mimicking the brain
Imagine an artificial intelligence (AI) model that can watch and understand moving images with the subtlety of a human brain.
Eating dark chocolate linked with reduced risk of type 2 diabetes
Consuming dark, but not milk, chocolate may be associated with lower risk of developing type 2 diabetes (T2D), according to a new study.
Rotavirus vaccine is safe for use in NICU babies, study suggests
Researchers found that transmission of rotavirus vaccine strains in a neonatal intensive care unit (NICU) is rare and without clinical consequences, strongly suggesting that giving the rotavirus vaccine to eligible infants during their hospitalization provides immune benefits that outweigh any risks.
Unlocking worm strategies: A path to innovative vaccines and therapies
A research team has uncovered a molecular strategy employed by worm parasites (helminths) to evade host immune defenses.
Study helps solve mystery between repeated head impacts in sports and location of brain degeneration in CTE
A new study is helping solve the mystery as to why the brain shrinks in a unique pattern, known as atrophy, in chronic traumatic encephalopathy (CTE).
Readers trust news less when AI is involved, even when they don't understand to what extent
Researchers have published two studies in which they surveyed readers on their thoughts about AI in journalism.
Loneliness and isolation: Back to pre-pandemic levels, but still high, for older adults
Loneliness and isolation among older Americans have mostly returned to pre-pandemic rates, but that still means more than one third of people age 50 to 80 feel lonely, and nearly as many feel isolated, a new national study shows.
Researchers develop new saliva test to rapidly identify paracetamol overdose
A research team has developed a Mass Spectrometry technologybased technique to rapidly assess paracetamol levels from saliva.
A string of pearls: Study challenges long-held beliefs about shape, functioning of nerve cells
In a study, scientists challenge a fundamental tenet in neuroscience about the shape of axons the long, thin filaments radiating from nerve cells that transmit electrical signals from cell to cell and propose a new model for understanding how information is transmitted in the brain.
A blueprint for the brain's circadian clock
Circadian clocks control physiological processes and behavior in virtually all living organisms.
A method for efficient synthesis of anti-cancer drugs
The Horner--Wadsworth--Emmons (HWE) reaction is commonly used in organic chemistry to synthesize conjugated aldehydes.
Cardiovascular disease symptoms surprisingly high in young refugees
Many individuals seeking asylum in the United States show increased stress and pain symptoms that are associated with indications of cardiovascular disease.
Antipsychotic medications don't always work the way they're supposed to
A study analyzed data from nearly 500,000 Canadian patients who lived in nursing homes across Canada between 2000 and 2022.
In five cancer types, prevention and screening have been major contributors to saving lives
Improvements in cancer prevention and screening have averted more deaths from five cancer types combined over the past 45 years than treatment advances, according to a modeling study.
Study explores risks of chemical exposure from household products
Researchers characterize the chemical makeup of 81 common household items.
Anticancer drugs could make immunotherapies more effective
An emerging class of anticancer drugs called EZH2 inhibitors may greatly enhance the potency of some cancer immunotherapies.
El envejecimiento de nuestro cerebro empieza a los 57 años
En la actualidad, rebasar los 90 años y llegar a centenario es cada vez más habitual.
AI-enabled analysis of images meant to catch one disease can reveal others
With the help of an AI tool, computed tomography (CT) scans taken originally to look for tumors or bleeding or infections, also revealed calcium buildup in arteries, a sign of worsening cardiovascular disease.
New model for replication of BKPyV virus, a major cause of kidney transplant failure
BK polyomavirus, or BKPyV, is a major cause of kidney transplant failure.
Possible colon cancer vaccine target uncovered in bacteria
By comparing cancer incidence rates with genomic surveillance data, researchers suggest that higher rates of certain cancers in the UK and other countries may be linked to two bacterial strains.
A healthy diet helps the weighty battle with chronic pain
New research shows that adopting a healthy diet can reduce the severity of chronic pain, presenting an easy and accessible way for sufferers to better manage their condition.
New drug tested to reduce side effect of 'half-matched' stem cell transplants
Stem cell transplantation is used to treat several types of blood cancers, but carries the risk of a lifethreatening side effect called graftversus-host disease.
Could online technology be a clue as to why boys in Norway are outperforming girls in learning English as a second language?
Bucking conventionality, boys in Norway are making early gains in reading English as a second language and even outperforming girls at age 10 and 13 a new a study of more than one million students suggests.
Why people remember certain things and not others
Exactly why do people remember what they remember?
Getting to the bottom of things: Latrine findings help researcher trace the movement of people and disease
A researcher has uncovered evidence of intestinal parasites in a 500-yearold latrine from Bruges, Belgium, and while the finding may induce queasiness in some, it is expected to provide important scientific evidence on how infectious diseases once spread through travel and trade.
Single mutation in H5N1 influenza surface protein could enable easier human infection
A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating in U.S. dairy cows could allow for easier transmission among humans, according to new research.
Network-based analyses uncover how neuroinflammation-causing microglia in Alzheimer's disease form
Researchers have unraveled how immune cells called microglia can transform and drive harmful processes like neuroinflammation in Alzheimer's disease.
CAST mouse model: A crucial tool for future COVID-19 outbreaks
Researchers have identified the first mouse strain that is susceptible to severe COVID-19 without the need for genetic modification.
Close encounters between distant DNA regions cause bursts of gene activity
Researchers have revealed a new mechanism underlying how spatial distance between specific regions of DNA is linked to bursts of gene activity.
High heat is preferentially killing the young, not the old, new research finds
Many recent studies assume that elderly people are at particular risk of dying from extreme heat as the planet warms.
MRI could be key to understanding the impact a gluten free diet has on people with Celiac disease
Experts have used magnetic resonance imaging (MRI) to better understand the impact a gluten free diet has on people with celiac disease, which could be the first step towards finding new ways of treating the condition.
How neighborhood enhances cooperation
Helping out your neighbor or minding your own business?
Early detection of high-altitude hypoxic brain injury
People who climb too fast or too high risk acute altitude sickness, which can lead to life-threatening hypoxic brain injury.
New brain mapping technique reveals insights into the brain's higher functions
A new way of mapping activity and connections between different regions of the brain has revealed fresh insights into how higher order functions like language, thought and attention, are organized.
Newly discovered mechanism in the cell's energy factory can lead to new treatment of muscle disorders
Researchers have discovered a mechanism in our cells that is essential to energy production in the muscles.
AI beats experts in predicting future quality of 'mini-organs'
Researchers have developed a model that uses artificial intelligence (AI) to predict organoid development at an early stage.
Increases in U.S. life expectancy forecasted to stall by 2050, poorer health expected to cause nation's global ranking to drop
The U.S. is forecasted to fall in its global rankings below nearly all highincome and some middle-income countries.
Getting a grip on health norms: Handgrip strength
A groundbreaking study has created the world's largest and most geographically comprehensive international norms for handgrip strength, enabling global peercomparison, health screening and surveillance across the adult lifespan.
New insights into NPC: A form of childhood dementia
Scientists report on new insights into the mechanisms of 'Niemann-Pick type C' (NPC), a rare neurodegenerative disease associated with dementia that can manifest as early as childhood.
Imaging technique allows rapid assessment of ovarian cancer subtypes and their response to treatment
An MRI-based imaging technique predicts the response of ovarian cancer tumors to treatment, and rapidly reveals how well treatment is working, in patient-derived cell models.
Women with ovarian removal have unique risk and resilience factors for Alzheimer disease
New research has found that women who have had both ovaries surgically removed before the age of 50 and carry a variant of the apolipoprotein gene, the APOE4 allele, are at high risk of late-life Alzheimer disease (AD).
Food allergy anxiety at 30,000 feet
The skies aren't always so friendly for patients and families affected by food allergies, who may often experience worry and anxiety regarding airline travel, according to a new study.
Cell-type-specific link between alternative splicing and autoimmune disease inheritance discovered
Computational biologists have uncovered how RNA splicing a crucial process for isoform expression and protein diversity is regulated across different cell types in the peripheral blood.
Innovative immunotherapy shows promise in early clinical trial for breast cancer
A groundbreaking phase one clinical trial explored a novel cell-based immunotherapy for breast cancer.
Uncovered a mystery of 'electron carrier' existing in all living organisms: Discovery of a 'nanoswitch mechanism' controlled by a single hydrogen atom
The hydrogen atoms of [4Fe-4S] type ferredoxin, one of the electron carriers, have been visualized and both experiments and calculations have revealed the mechanisms that control the redox potential.
Molecular zip code draws killer T cells straight to brain tumors
Scientists have developed a 'molecular GPS' to guide immune cells into the brain and kill tumors without harming healthy tissue.
Analyzing multiple mammograms improves breast cancer risk prediction
A new method of analyzing mammograms identified individuals at high risk of developing breast cancer more accurately than the standard, questionnaire-based method did.
Shaking sensor continuously monitors inflammation
First-of-its-kind sensor monitors fluctuating proteins within the body in real time.
Engineered immune cells may be able to tame inflammation
When the immune system overreacts and starts attacking the body, the only option may be to shut the entire system down and risk developing infections or cancer.
Scientists discover new receptor for nerve growth factor--a promising target for treating pain
Researchers have found a new receptor for nerve growth factor that plays an important role in pain signaling, even though it does not signal on its own, according to a new study.
Changes in blood cell production over the lifetime could impact leukemia outcomes
The first comprehensive map of the dramatic changes that take place in the blood system over the course of the human lifetime could have implications for the treatment of acute myeloid leukemia and other blood diseases.
Controlling cancer cells' gluttony for glutamine
Researchers describe two enzymes newly identified for their roles in regulating macropinocytosis, a process cancer cells use to snatch extra nutrients from the jelly-like substance between cells.
Unlocking the science of sleep: How rest enhances language learning
Sleep is critical for all sorts of reasons, but a team of international scientists has discovered a new incentive for getting eight hours of sleep every night: it helps the brain to store and learn a new language.
New research on chronic inflammation explores potential treatments for chronic diseases and cancer
A recently published study on a new approach to understanding chronic inflammation could lead to new advancements in the treatment of many debilitating medical conditions, including cancer.
New pathways to long-term memory formation
Researchers have discovered a new pathway to forming long-term memories in the brain.
New clinical pathway supports cancer recurrence anxiety
Researchers have developed a threestep plan to support those burdened by the intense fear of cancer returning.
Mothers massively change their intestines during pregnancy and nursing
When women are pregnant and nurse their babies, their bodies change and various organs, such as the breasts or the immune system, are adapted to ensure the health of both mother and child.
Potential epigenetic biomarker found for preeclampsia in pregnancy
Analysis of cheek swabs taken from pregnant women revealed a potential epigenetic biomarker for preeclampsia, a potentially lifethreatening condition that often leads to preterm births.
To remember conversations, keep making new brain cells
A new study provides the first cellular evidence that making new brain cells in adults supports verbal learning and memory, which enables people to have conversations and to remember what they hear.
Scientists identify mutation that could facilitate H5N1 'bird flu' virus infection and potential transmission in humans
Avian influenza viruses typically require several mutations to adapt and spread among humans, but what happens when just one change can increase the risk of becoming a pandemic virus?
CRISPR-Cas technology: Balancing efficiency and safety
Researchers have uncovered a serious side effect of using the CRISPR-Cas gene scissors.
How breast cancer cells survive in bone marrow after remission
A new study has shed light on a previously poorly understood aspect of breast cancer recurrence: how cancer cells survive in bone marrow despite targeted therapies.
Cleaning surfaces every two hours cuts norovirus infections by 83 percent in airports, study finds At airports, frequently disinfecting surfaces, mask-wearing and antimicrobial surface coatings can all help prevent the spread of norovirus, according to a new study.
Genetic data from 'biobanks' may help improve prediction of effectiveness, side effects of common medications
A new study has outlined a new framework that researchers say would improve predictive power of genetics to determine how well a patient would respond to commonly prescribed medications as well as the severity of any side effects.
College students' insomnia linked more strongly with loneliness than screen time
Being lonely is a bigger hurdle to a good night's sleep for college students than too much time at a computer or other electronic screen, a new study suggests.
Cancer risk declines in old age, research helps explain why
A laboratory study provides evidence about how advanced age can be protective against cancer with implications for treating patients in different age groups.
El ejercicio intenso y breve reduce casi a la mitad el riesgo cardiovascular en mujeres
Un estudio publicado en el British Journal of Sports Medicine ha revelado que breves ráfagas de ejercicio intenso, de menos de un minuto cada una, pueden reducir casi a la mitad el riesgo de episodios cardiovasculares graves, como infarto o insuficiencia cardíaca, en mujeres que no hacen ejercicio regularmente.
Low meat intake fuels concerns over child nutrition
Malnutrition and poor dietary diversity remain significant challenges for children in Ethiopia, despite the country's large livestock population, a study highlights.
Study exposes link between genetic risk of depression and heart disease in women
Women who have a high genetic risk of depression are more likely to develop heart disease, researchers have found.
Largest study of CTE in male ice hockey players finds odds increased 34% with each year played
A large study, of 77 deceased male ice hockey players, has found that the odds of having chronic traumatic encephalopathy (CTE) increased by 34% each year played, and 18 of 19 National Hockey League players had CTE.
The secret to our big brains might be in our gut
Brain tissue is among the most energetically costly in the body, and as a result, larger-brained mammals require more energy to support brain growth and maintenance.
Research study shows the costeffectiveness of AI-enhanced heart failure screening
Earlier research showed that primary care clinicians using AI-ECG tools identified more unknown cases of a weak heart pump, also called low ejection fraction, than without AI.
Peer support could help millions with sleep apnea slumber easier, study says
Continuous positive airway pressure, or CPAP, therapy can improve the lives of people with obstructive sleep apnea, but nearly half of adults with CPAP machines fail to adhere to a regular regimen of CPAP use.
New tool enhances control of cellular activity
Receptors are cellular components that trigger internal changes based on external signals.
New insights on preventing brain injury after cardiac arrest
Researchers uncovered a population of cells that may provide protection from brain injury following cardiac arrest, leading them to examine a drug that can activate these cells to improve neurological outcomes.
Natural 'biopesticide' against malaria mosquitoes successful in early field tests
An experimental bacteria-derived biopesticide is highly effective in killing malaria-carrying mosquitoes, including those that have developed resistance to chemical pesticides, according to initial field tests.
Preventing brain injury complications with specialized optical fibers
Fiber optics are a means of transmitting information at incredibly high speeds; however, the technology can be used for more than just providing a fast internet connection.
Perceptions of parent cannabis use shape teen attitudes
Teens who think their parents use cannabis are more likely to hold favorable attitudes toward the drug and to consider trying it themselves, according to a new study.
Biotecnología
Plant bling: cellulose that sparkles
Plant-based glitter with sustainable credentials has arrived.
El IBFG describe un mecanismo
clave para la supervivencia celular bajo estrés nutricional
Un descubrimiento abre nuevas posibilidades para entender las bases moleculares de la longevidad y desarrollar estrategias para mitigar los efectos del envejecimiento.
Evo learns biological complexity from the molecular to genome scale
Generative artificial intelligence models of molecular biology are often restricted to individual molecules or DNA segments and are built in a way that makes them computationally demanding when applied to long sequences.
Discovering the crucial function of long noncoding RNAs
The human genome contains thousands of long noncoding RNAs (lncRNAs), of which very few have been linked to a functional role.
Base editing boosts hemoglobin in sickle cell disease
Beam Therapeutics’ early clinical data on its base-editing therapy
BEAM-101 shows for the first time that the technology restores functional hemoglobin in people with sickle cell disease.
CRISPR unlocks a sweet tomato that keeps its size
The domestication of tomato (Solanum lycopersicum) has led to a massive increase in fruit size but at the cost of decreased sugar levels, a negative correlation that is probably the consequence of a loss of highsugar alleles.
Intestinal mucosal barrier repair and immune regulation with an AIdeveloped gut-restricted PHD inhibitor
Generative artificial intelligence is used to design an effective treatment for inflammatory bowel disease in preclinical models.
Efficient non-viral immune cell engineering using circular singlestranded DNA-mediated genomic integration
CAR-T and NK cells engineered using a non-viral circular single-stranded DNA system show effective antitumor function.
An update on Cuban biotech
Cuba provides a rare example of a publicly owned biotech sector in a low-income country.
El evento ‘Ciencia a Medida’ presenta en Salamanca un nuevo proyecto de investigación contra la ELA
Una jornada divulgativa protagonizada por la neuropediatra
María José Mas dará a conocer la esclerosis lateral amiotrófica a públicos de todas las edades.
Artificial intelligence-guided design of lipid nanoparticles for pulmonary gene therapy
A deep-learning method designs lipid nanoparticles that deliver mRNA to the ferret lung.
Ovarian tumor cells gain competitive advantage by actively reducing the cellular fitness of microenvironment cells Reduced fitness of the tumor microenvironment is mediated by a long non-coding RNA expressed in tumors.
Challenges for developing broadbased mucosal vaccines for respiratory viruses
Respiratory viruses that infect and replicate to high levels in the upper airway are highly transmissible from person to person.
Medioambiente
La revista Science revela que la sobrepesca ha provocado que las poblaciones de peces condrictios
Un nuevo análisis publicado en la revista Science revela que la sobrepesca ha provocado que las poblaciones de peces condrictiostiburones, rayas y quimeras - hayan disminuido más de 50% desde 1970.
Medidas locales para mitigar a corto plazo los efectos del cambio climático en el Sahel
Pequeñas medidas de adaptación surgidas del conocimiento de los usos y costumbres de la población local serían más efectivas para poder remediar en el corto plazo los efectos adversos del cambio climático en el Sahel, según un informe realizado por Africa Mundi y GeoPol 21 que ha sido presentado en Casa Árabe.
España necesita reciclar más madera España es un pais deficitario de madera reciclada, debe importar este material desde otros países, a pesar de las 905.583,4 toneladas de madera, que, por ejemplo, se reciclaron en 2022 según el Instituto Nacional de Estadística (INE).
Better environmental performance boosts profits and cuts costs
Using a new calculation method, researchers found in an international comparative study that investors value corporate environmental performance more than mere information disclosure.
Scientists develop coating for enhanced thermal imaging through hot windows
A team of scientists has solved a long-standing problem in thermal imaging, making it possible to capture clear images of objects through hot windows.
A greener, cleaner way to extract cobalt from 'junk' materials
As the demand for lithium-ion batteries escalates with the proliferation of mobile phone, electric vehicles and even pacemakers, key components in these powerhouses, like cobalt, face significant ethical and environmental concerns related to their extraction.
Leap in modelling human impact on climate may lead to early warning of climate disasters
Mathematicians have applied statistical mechanics to climate change detection and attribution for first time.
Climate change impacting freshwater fish species
Freshwater fish populations that dwell nearer the poles are outperforming their equatorial counterparts, researchers have found.
Agujero de capa de ozono sobre la Antártida recupera la normalidad en 2024, según Copernicus
El agujero de la capa de ozono sobre la Antártida ha recuperado la normalidad en 2024.
How do marine food webs respond to increasing alkalinity?
To mitigate climate change, humanmade carbon dioxide (CO2) emissions must be reduced as quickly and drastically as possible.
Las emisiones de gases de efecto invernadero del turismo se disparan
Las emisiones de gases de efecto invernadero del turismo se han disparado, y en la pasada década (2009-2019) crecieron a un ritmo anual del 3,5 %, más del doble que las del conjunto de los sectores, según datos de un exhaustivo análisis cuyas conclusiones recoge la revista
Nature Communications
Investigadores de tres universidades australianas (Queensland, Griffith y S
Más que paisajes, la urgencia de conservar los ecosistemas de montaña
El cambio climático, la sobreexplotación y la contaminación ponen en riesgo la riqueza natural de las montañas, ecosistemas que albergan el 15% de la población mundial y aproximadamente la mitad de la reserva de la diversidad biológica, pero también 25 de los 34 puntos críticos de biodiversidad de todo el mundo, según datos de Naciones Unidas.
La UE logra un acuerdo sobre la pesca de 2025 en el Atlántico y el Mediterráneo
Los ministros de Pesca de la Unión Europea (UE) lograron este miércoles cerrar por unanimidad un acuerdo sobre las posibilidades de pesca en aguas comunitarias del Atlántico y el Mediterráneo en 2025, según informó el Consejo de la UE y la Comisión Europea.
Research shows feasting fungi could revolutionize carbon-fiber recycling
A new biotechnological process shows how to break down and remove the matrix from carbon fiber reinforced polymers so that recovered carbon fiber plies exhibit mechanical properties comparable to those of virgin manufacturing substrates.
Once-endangered Kirtland's warblers show extensive signs of inbreeding in genome
The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study.
Bighorn sheep face death by avalanche in Sierra Nevada range
Snow cover in the Sierra Nevada is expected to shrink overall as the climate warms, but avalanche frequency could remain the same or even increase at high elevations.
Los árboles pueden retener calor en las ciudades por las noches
Aunque los árboles pueden enfriar significativamente las ciudades durante el día, las copas de los árboles también pueden atrapar el calor y aumentar las temperaturas por la noche.
Aerosol pollutants from cooking may last longer in the atmosphere New insights into the behavior of aerosols from cooking emissions and sea spray reveal that particles may take up more water than previously thought, potentially changing how long the particles remain in the atmosphere.
Tiny poops in the ocean may help solve the carbon problem
Some of the world's smallest animals and their tiny poops could aid in the fight against climate change.
Human disruption is driving 'winner' and 'loser' tree species shifts across Brazilian forests
Fast-growing and small-seeded tree species are dominating Brazilian forests in regions with high levels of deforestation and degradation, a new study shows.
EE.UU propone clasificar a la mariposa monarca como especie amenazada
El Servicio de Pesca y Vida Silvestre de Estados Unidos (USFWS, en inglés) ha propuesto incluir a la mariposa monarca, un lepidóptero endémico de América del Norte, en la lista de especies amenazadas para protegerla y combatir el declive de su población.
Antarctica's irregular heartbeat shows signs of rapid melting
Geoscientists have created a new climate record for early Antarctic ice ages.
La hormiga argentina, un invasor imparable que se esconde en los alcornoques de Doñana
La hormiga argentina, originaria de Sudamérica, es un invasor "imparable" presente en el Espacio Natural de Doñana, concretamente en los alcornoques, y provoca graves daños en el ecosistema del parque natural, no sólo a estos árboles sino a las crías de aves y, sobre todo, a los anfibios.
Insect genome offers insights into rare biological conditions, agricultural biosecurity
Lice live their entire lives with a set of genes that in humans would indicate a late-stage degenerative disorder such as Parkinson's or Alzheimer's disease.
Biodiversity at risk in most rainforests
New research has revealed less than a quarter of the remaining tropical rainforests around the globe can safeguard thousands of threatened species from extinction.
Virtual fences are a pollinatorfriendly option for ranchlands
Fences are an effective stationary method of corralling livestock, but their sharp borders can create sudden changes in native grassland vegetation and the pollinators and birds that live there.
La sobrepesca ha reducido a la mitad las poblaciones de tiburones y rayas desde 1970
Científicos han revelado que la sobrepesca ha reducido a la mitad las poblaciones de peces condrictios, es decir, un conjunto de 1.199 peces que incluyen a tiburones, rayas y quimeras, desde 1970.
Nuevo material biodegradable sustituye microplásticos en cosmética
Equipo de investigación del MIT ha desarrollado una clase de materiales biodegradables que podrían reemplazar las perlas de plástico que ahora se usan en limpiadores, cosméticos y productos de belleza.
Existing EV batteries may last up to 40% longer than expected
Consumers' real-world stop-and-go driving of electric vehicles benefits batteries more than the steady use simulated in almost all laboratory tests of new battery designs, a new study finds.
Durian helps rice plants thrive in salty soil
Extreme weather and pollution have increased the salt content in some soil, making growing conditions harsh for salt-sensitive crops like rice.
Impact studies should include highsensitivity climate models
High-sensitivity climate models should not be excluded when predicting future regional climate impacts because the level of warming measured globally is not always the only good indicator of regional changes, a study suggests.
La UNESCO cartografia unas 4.500 especies marinas en 21 sitios del Patrimonio Mundial
La UNESCO ha cartografiado casi 4.500 especies marinas en 21 sitios del Patrimonio Mundial en todo el mundo en el marco de su programa eADN, lo que ha proporcionando nuevos datos clave para incrementar la protección de los océanos afectados por la crisis climática.
Less is more: Why an economical Iridium catalyst works so well Iridium-based catalysts are needed to produce hydrogen using water electrolysis.
Neem seed extract improves effectiveness of pesticide
A research group has developed an innovative pesticide delivery system called nanopesticides.
Scientists urged to pull the plug on 'bathtub modeling' of flood risk Recent decades have seen a rapid surge in damages and disruptions caused by flooding.
Record-low Antarctic sea ice can be explained and forecast months out by patterns in winds
Researchers show that the all-time record low in winter sea ice extent in 2023 can be explained by warm Southern Ocean conditions and patterns in the winds that circled Antarctica months earlier, allowing forecasts for sea ice coverage around the South Pole to be generated six or more months in advance.
From chip shop to pit stop -scientists make old cooking oil biofuel as efficient as diesel A new way to produce fuels made from leftover fat can create biofuel as effective as diesel and 1000-times more efficiently than current methods a new study has suggested.
Conservation paradox: Invasive species are often threatened in their native range
Non-native species introduced by humans are among the main causes of global species decline they were partly responsible for 60 percent of the species that have become extinct worldwide in recent decades.
So you want to build a solar or wind farm? Here's how to decide where A new study shows the benefits of coordinating the siting of solar farms, wind farms, and storage systems, taking into account local and temporal variations in wind, sunlight, and energy demand.
Ocean density identified as a key driver of carbon capture by marine plankton
New findings have revealed that changes in ocean density have a significant impact on the rate at which marine plankton incorporate carbon into their shells.
Rapid surge in global warming mainly due to reduced planetary albedo
Rising sea levels, melting glaciers, heatwaves at sea 2023 set a number of alarming new records.
Mangroves save $855 billion in flood protection globally, new study shows
Mangroves have been shown to provide $855 billion in flood protection services worldwide, according to a new study.
Climate change threatens global food supply: Scientists call for urgent action
As climate change accelerates, scientists are sounding the alarm about its potentially devastating impact on the world's food supply.
Spotted lanternflies in the US are living longer--and cities may be helping them spread
Spotted lanternflies invasive insects that first landed in the United States a decade ago are emerging earlier and staying active later each year, according to an analysis of citizen-science data by researchers.
Rainforest emissions linked with new particle formation at high altitudes
Why are there so many newly formed aerosol particles in the upper troposphere over tropical regions such as the Amazon?
After decades of plantation agriculture, coconut palms dominate over half of Pacific atoll forests
Coconut palms are king throughout the tropics, serving as the foundation for human lives and cultures across the Pacific Ocean for centuries.
The Amazon rainforest as a cloud machine: How thunderstorms and plant transpiration produce condensation nuclei
The rainforest in the Amazon basin transpires vast amounts of gaseous isoprene.
Lifesaver for wild bees: The importance of quarries
A research team has investigated the importance of limestone quarries for wild bee conservation.
Swelling streams -- climate change causes more sediment in highmountain rivers
Many high-mountain rivers in Asia transport more sediment downstream compared to a few years ago.
How non-toxic and efficient solar cells can be produced
Large-scale production of organic solar cells with high efficiency and minimal environmental impact.
DNA of 1,000 year-old maize sheds light on origins of globally important food crop
Researchers have tested ancient DNA from corn found at archaeological sites in Arkansas, shedding new light on the dispersal of one of the world's most important food crops.
A catalyst can turn methane into something useful Chemical engineers designed a catalyst that can convert methane into useful polymers, which could help reduce greenhouse gas emissions.
Climate-ready crop
A team has engineered potato to be more resilient to global warming showing 30% increases in tuber mass under heatwave conditions.
AI helps researchers dig through old maps to find lost oil and gas wells
Undocumented orphaned wells pose hazards to both the environment and the climate.
Ciencia
Researchers discover new third class of magnetism that could transform digital devices
A new class of magnetism called altermagnetism has been imaged for the first time in a new study.
A new galaxy, much like our own Stunning new photographs by a team of astronomers have revealed a newly forming galaxy that looks remarkably similar to a young Milky Way.
Mars' infamous dust storms can engulf the entire planet: A new study examines how Dust storms on Mars could one day pose dangers to human astronauts, damaging equipment and burying solar panels.
A new discovery about the source of the vast energy in cosmic rays
New research suggests that these ultra-high energy rays derive their energy from magnetic turbulence.
Universe expansion study confirms challenge to cosmic theory
New observations from the James Webb Space Telescope suggest that a new feature in the universe not a flaw in telescope measurements may be behind the decade-long mystery of why the universe is expanding faster today than it did in its infancy billions of years ago.
Astronomers find the smallest asteroids ever detected in the main belt
Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt.
Astronomers close to solving mystery of how universe's giant galaxies formed
Astrophysicists find the birth sites of gigantic elliptical galaxies which they say gives new clues about how they were formed.
Biblioteca. Facultad de Biología
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