Scientists have identified three proteins - GapA, CrmA and Mgc2 - essential for the gliding mechanism of Mycoplasma gallisepticum. This discovery could lead to developing a vaccine by targeting non-motile, non-pathogenic bacteria.
A small study found that home exercise can significantly reduce feelings of hopelessness in patients with coronary heart disease. Patients who walked or biked at home for at least three days a week experienced a 12% reduction in state hopelessness scores, even when considering other factors such as depression.
Researchers established induced pluripotent stem (iPS) cells from Werner syndrome fibroblasts, which can be used for drug discovery and gene therapy. The iPS cells have recovered telomeric abnormalities and similar expression levels of aging-related genes as normal iPS cells.
Researchers developed a comprehensive model to describe photoexcited thin-film lattice dynamics, clarifying the physical and chemical properties of materials. The study used ultrafast X-ray diffraction to analyze the atomic movements in a crystal structure.
In 1966, Roger Penrose won the prestigious Adams Prize for his essay on space-time structure, while Steven Hawking received an auxiliary prize for his essay on singularities and spacetime geometry. These early awards laid the foundation for their later work on cosmology and black holes.
Researchers have developed a computational model to design fusion proteins that target cancer cells while minimizing harm to healthy cells. The model predicts the behavior of these proteins and can help identify promising candidates for drug testing.
A randomized clinical trial found that perineal self-acupressure helped participants break up hard stools, relax muscles, and stimulate nerves responsible for bowel movements. 72% of patients reported improvement in their constipation symptoms after performing the technique for four weeks.
Researchers discovered that cocaine users experience abnormal blood flow in the smallest blood vessels, putting them at risk for heart complications. This microvascular dysfunction may not be detected by regular testing, highlighting the need for more research on this understudied population.
Grigorchuk's influential paper introduced a new class of groups with counterintuitive results, expanding the field of geometric group theory. His discovery has had significant impacts on various areas, including fractals, dynamical systems, spectral theory, and finite automata.
The new regulations, while improving some aspects of school meals, may not address the root issue of processed carbohydrates and added sugars. Researchers recommend expanding requirements to limit added sugars and processed foods to ensure carbohydrate quality.
A new study examines the concept of 'femtorisks,' which refers to seemingly small-scale events that can trigger major crises due to interconnections in complex systems. The researchers suggest a model drawing on biological systems to adapt to unpredictable threats, and emphasize the importance of flexible governance.
A Penn-led team discovered that a specific set of cells in the brain are responsible for memory problems after sleep loss. By increasing levels of a signaling molecule, they prevented mice from having memory deficits.
Case Western Reserve researchers develop a procedure that restores breathing function in paralyzed muscles even after a year of injury. The treatment approach combines enzyme injection and intermittent hypoxia therapy to boost serotonin levels, reactivating the diaphragm and restoring normal breathing.
Researchers found that Losartan, an angiotensin receptor blocker, is as effective as beta blockers in slowing the growth of the aorta in patients with Marfan syndrome. The study included 608 patients and showed similar rates of tears in the aorta and no difference in deaths between the two groups.
A study by Indiana University researchers found nearly 60% of Latino adolescents experienced depression, with those having moderate acculturative stress being 10 times more likely to have depression. A yearlong program boosting self-mastery and resiliency is being developed to address this issue.
A study by Indiana University researcher Uzay Kirbiyik found that younger and male drivers in larger vehicles are more likely to survive head-on collisions. The study also revealed that vehicle inequities, such as weight and rigidity, contribute significantly to driver fatalities.
A new study found a strong link between environmental exposure to peanut protein during infancy and an allergic response to peanuts in children who have eczema early in life. Exposure to peanut in dust doubled the risk of peanut allergy, particularly in children with a history of eczema.
Researchers at PTB compared caesium and ytterbium atomic clocks, finding no detectable change in the mass ratio of protons to electrons up to a relative uncertainty of one part in ten million per year. This suggests fundamental constants remain stable over long periods.
Antonio Luque will receive the Karl W. Börner Solar Energy Medal of Merit at a ceremony on March 13, 2015. Luque is being recognized for his work in developing high-efficiency solar cells and stimulating the adoption of renewable energy in Spain.
A phase I trial of AG-120, an oral inhibitor of mutant IDH1, has shown clinical activity in patients with advanced acute myeloid leukaemia (AML) and the IDH1 mutation. The drug reduced 2-HG levels to normal, allowing cells to mature into normal functioning cells.
A new study suggests that adding mitral valve repair to coronary artery bypass grafting does not significantly improve patient outcomes. The trial found no differences in mortality, readmissions, or quality of life between the two groups at one year.
A study of American women aged 45-55 found that soy helps alleviate hot flashes in those whose bodies can produce equol, a soy metabolite. Women with the most soy in their diet experienced 76% fewer hot flashes compared to those with less soy intake.
Researchers used big data to identify crizotinib as a possible new coating for drug-eluting stents, which could reduce in-stent stenosis without affecting the endothelium. The study found that crizotinib reduced plaque buildup in blood vessels and prevented the narrowing of arteries after stenting.
A study led by NYU Langone Medical Center found that a mother's soothing presence can alter gene activity in an infant's brain, reducing pain and promoting emotional development. This research offers new insights into the short-term effects of maternal caregiving on a developing brain.
A study found that youths with a family history of substance use disorders have impaired forebrain function, which may contribute to their increased risk of developing substance-use disorders. Forebrain regions responsible for decision-making and impulse control showed less efficient activity in those with a family history.
Dartmouth researchers have created an AI software that uses images to locate documents on the internet with greater accuracy than ever before. The system, tested on over 600 search queries, shows a 30% improvement in precision over traditional text-based search engines.
A new study reveals that computer-based cognitive training can improve memory, speed, and visuospatial skills in older adults. However, self-directed brain training at home has no therapeutic effect on cognition. Training frequency is also crucial, with one to three sessions per week being most effective.
A new study analyzes individual results and population-level data to clear the paradox of faster heart attack treatment times. The findings show that treating more complex patients with emergency angioplasty and stents appears to be why mortality hasn't decreased with reduced door-to-balloon time.
Researchers suggest using shallow detectors on Earth's surface or in areas with low energy loss to detect dark matter signals. This approach aims to reduce background noise from cosmic radiation and increase the chances of detecting dark matter particles.
Researchers found better health outcomes in Nigerian city of Ibadan compared to Baltimore and Johannesburg, where teens reported high rates of mental health problems, substance use, and violence. In contrast, New Delhi teens reported little depression and cigarette smoking.
A systematic review found that computerized cognitive training (CCT) has a small overall effect on performance of cognitive tests, particularly for nonverbal and verbal skills. Training completed under supervision showed positive outcomes, while training alone was ineffective.
The new software analyzes the life-cycle of products and their carbon and water footprint, allowing producers to improve management and reduce environmental impact. The tool provides a web platform for companies to calculate 15 environmental indicators and link their results with improvement guidelines.
Researchers have discovered ferroptosis, a regulated form of necrosis that occurs in various pathological conditions. Ferroptosis inhibitors, such as Liproxstatin-1, offer novel therapeutic opportunities to mitigate diseases previously thought to be untreatable.
A new study by University of Oregon geologist Edward B. Davis and colleagues found that fossil records of five ancient mammalian species point to weaknesses in ecological niche models and hindcasting methods used to predict future animal and plant habitats.
Victor Kac will be awarded the 2015 AMS Steele Prize for his groundbreaking contributions to Lie Theory, a powerful means for extracting simple structures from complicated mathematical objects. His work has had a significant impact in nearly every area of mathematics and physics, particularly in the development of Kac-Moody algebras.
Debora Rodrigues, assistant professor at the University of Houston, has received the Emerging Investigator award from the Sustainable Nanotechnology Organization for her pioneering contributions to sustainable nanotechnology. She was recognized for her outstanding research in water purification and treatment using nanomaterials.
A global surge in ADHD diagnoses is attributed to marketing trends and the increasing use of biological psychiatry, rather than medical needs. The study found that countries with more lax pharmaceutical laws and adoption of American-based diagnostic standards are seeing a rise in ADHD diagnoses.
A new treatment for Marfan syndrome, losartan, has shown comparable effectiveness to the commonly prescribed medication atenolol in managing heart issues. The study found no evidence that losartan is superior to atenolol but offers a reasonable alternative for patients who can't take beta blockers.
Patients with advanced papillary kidney cancer respond well to a combination of bevacizumab and erlotinib, with excellent response rates and long-lasting results. The treatment shows promise for patients with hereditary leiomyomatosis and renal cell cancer (HLRCC) who have poor prognosis.
Researchers at SUNY Downstate Health Science University found that Neanderthal nasal complexes were not adaptively inferior to those of modern humans. The study suggests competition with Homo sapiens led to their extinction, rather than poor adaptation to cold climate.
Researchers at Imperial College London have discovered the mechanisms behind 'Mexican waves' in the brain, which play a key role in cognitive function. The study sheds light on how inhibitory neurons use different communication processes to excitatory neurons.
Researchers have developed a new method to sequence Ebola virus genomes, reducing contaminating human RNA from 80% to less than 0.5%. The approach has been proven effective in the rapid sequencing of nearly 100 patient blood samples with a turnaround time of 10 days.
Tropical Cyclone Adjali developed a distinctive 'tail' of thunderstorms extending south of its center, captured by NASA's MODIS instrument on November 18. The Joint Typhoon Warning Center noted weakening bands of storms spiraling into the low-level center.
Research suggests that spices and herbs, such as cinnamon and garlic, can lower triglyceride levels in the blood, which can lead to a reduced risk of heart disease. The use of high-antioxidant spice blends may be a potential way to reduce calorie intake without sacrificing flavor.
Researchers found reduced white matter tracts in abstinent alcoholics compared to healthy light drinkers. Chronic drinking may particularly damage frontal white matter tracts, interfering with cognitive and inhibitory control.
Researchers from Drexel University presented various public health topics at the American Public Health Association meeting in 2014. Amy Carroll-Scott's session focused on understanding and building resilience for healthier communities, while Nicole Vaughn's work explored supporting community leaders in high-crime neighborhoods.
A significant increase in life-threatening heart infections has been identified, alongside a notable decrease in antibiotic prescriptions for dental patients. The study, published in The Lancet, reveals 35 extra cases per month in the UK and an 89% fall in prescribed antibiotics.
A recent study of approximately 1,000 healthy men found that those who consumed the most trans fats showed notably worse performance on a word memory test. The strength of the association remained even after taking into consideration things like age, education, ethnicity and depression.
Patients with a history of heparin-induced thrombocytopenia (HIT) may be ready for urgent heart surgery sooner than previously thought, according to new research. A combination of appropriate blood screenings and therapeutic plasma exchange can help lower HIT antibody levels quickly.
A new study found that a cellular defense system against protein misfolding can overreact in chronic cases, worsening disease symptoms and reducing therapeutic effectiveness. Inhibiting this response with certain drugs showed promise as a treatment approach.
The new Lab-Corps program aims to accelerate the commercialization of clean energy technologies from national laboratories to the marketplace. The program will partner with five national labs and provide funding, equipment, and expertise to help innovators bring their ideas to market.
Researchers have developed a new diagnostic technique using songbird courtship calls to safely map the human brain during complex neurosurgery. The technique, called focal intraoperative cooling, involves cooling specific regions of the brain while patients undergo surgery, reducing surgical risk for epilepsy and brain tumor patients.
Researchers found galeterone to be effective in lowering PSA levels and stabilizing disease in patients with CRPC. The drug showed promising activity against the AR-V7 variant, a mechanism of resistance in this disease.
A new study from the University of Illinois shows that two specific functional fibers may assist in weight loss when made part of a long-term diet. The researchers observed a shift in the Bacteroidetes:Firmicutes ratio toward more Bacteroidetes, which has been linked to being leaner, and found modifications in nutrient metabolism.
A new integrated coastal zone management plan has been developed for Belize using novel tools to calculate risk of habitat degradation. The plan reduces high-risk areas by 20% and triples space for coastal development, while allowing for sustainable aquaculture and oil exploration limits.
A new emergency treatment protocol for subarachnoid hemorrhage from ruptured aneurysms significantly reduces in-hospital rebleeding and improves clinical outcomes. Patients treated under the protocol show a lower incidence of repeated hemorrhage within 24 hours, compared to those treated earlier.
A study at University of Sussex shows that adults can be trained to develop synesthetic experiences, including seeing letters as colors. The training also led to a significant boost in IQ.
A global picture of the protein universe is crucial to addressing questions about protein evolution and function. The new study provides a first step toward piecing together this picture by analyzing relationships among domains within proteins.
A new study of 5,695 men with low testosterone levels found that testosterone supplementation reduces the risk of major adverse cardiac events such as heart attacks and strokes. Men who received testosterone supplementation had lower rates of death and heart attacks compared to those with persistently low testosterone levels.
A new trans-satellite wireless 12-lead ECG has been shown to significantly reduce treatment time for people with severe heart attacks. The study found that patients who received a wireless ECG had a hospital arrival to angioplasty time of 53 minutes, compared to 104 minutes for those who did not receive the test.
Researchers reconstructed the spatial pattern of major earthquakes along the Tangshan-Hejian-Cixian fault in Tianjin, revealing a 160-km seismic gap that has not been ruptured for over 8,400 years. This gap may be the next to rupture, generating a devastating earthquake similar to the 1976 Tangshan earthquake.
A new Duke University study finds that older adults recruit an additional brain area to remember competing consumer products and choose the better one. The study suggests that this brain activity, involving the ventromedial prefrontal cortex, allows them to perform at a higher level.
Researchers at ETH Zurich developed a new production technology and material to manufacture tiny actuators that can swim through liquids. The actuators have helical shapes, are magnetic, and possess shape-independent magnetic properties.
A high-fructose diet during adolescence can exacerbate depressive-like behavior and alter the brain's response to stress. The study found that rats on a high-fructose diet had an altered stress hormone response and changed genetic pathways associated with stress regulation.
Robert Lazarsfeld is being awarded the 2015 AMS Steele Prize for his outstanding work in algebraic geometry, as documented in his two-volume book 'Positivity in Algebraic Geometry I and II'. The prize recognizes the profound influence of these books on research in the field over the past decade.
The house fly genome project has uncovered genes responsible for male traits that evolve exceptionally fast and are gained and lost from the genome at a high rate. These findings hold promise for developing pest control strategies that do not rely on chemical pesticides, by targeting sex determination systems.
Otago researchers have discovered a previously unknown genus of fossil baleen whales and two species within it, rewriting the history of New Zealand's ancient whales. The genus, Tohoraata, translates to 'Dawn Whale' in Māori, with the two identified species living between 27-25 million years ago.
A study found that quitting smoking significantly lowers death risk across all weight categories. Researchers compared deaths among smokers and quitters in Japan, discovering a 26-49% lower risk of death among those who gained more or no weight after quitting.
Researchers at University of Melbourne developed a new laser treatment that improves eye health in AMD patients by reducing disease signs and enhancing supporting cells. The nanosecond laser does not cause damage to the retina, raising hope for monocular treatment options.
The study suggests that expanding protected areas by 17% could triple current protection levels and deliver a 50% more efficient result globally. However, land-use change threatens this opportunity, putting over 1,000 species at risk of losing up to 50% of their habitats.
A recent study by the American Heart Association found that following a healthy diet can lower blood pressure measurements. The research, which included over 12,000 volunteers, suggested that eating a balanced diet rich in fruits, vegetables, and whole grains may be an effective way to maintain healthy blood pressure levels.
A $7.6 million grant supports the validation of molecular tests for early detection of colorectal cancer, aiming to reduce mortality rates. The international Dream Team will focus on developing a blood test to identify patients who can benefit from chemotherapy after surgery.
Researchers found age-related differences in DNA methylation in 8% of genome sites, but most changes did not affect cellular function. A small subset of methylation changes were associated with altered gene expression and pulse pressure.
A new study published in Brain: A Journal of Neurology found that a medium amount of physical activity can lower the risk of Parkinson's disease. Participants who spent more than six hours per week on household and commuting activities had a 43% lower risk of developing the disease.
Researchers found that disclosing genetic risk information led to increased perceived personal control and counseling satisfaction among patients. Patients who received genetic risk information also reported adopting healthier behaviors to reduce coronary heart disease risk.
Researchers from Imperial College London propose that spacetime curvature provided stability for the universe to survive expansion after the Big Bang. The team investigated the interaction between Higgs particles and gravity, finding even a small interaction could stabilize the universe.
A new study finds that whistleblower involvement leads to greater penalties and enforcement, resulting in a $21.27 billion increase in penalties over 35 years. This research supports the increase of whistleblower incentive programs, as policymakers push for more rewards without considering economic benefits.
A new study found that adults with obese mothers before pregnancy have a significantly higher risk of cardiovascular disease and death. Researchers analyzed data from 1971 to 2012 on 879 participants, who were followed for 41 years, resulting in 193 cardiovascular events and 28 cardiovascular deaths.
A new study finds that physical pain and social rejection activate different brain regions, challenging the long-held theory that they are processed similarly. The research could lead to more effective treatments for social pain, including the use of traditional painkillers.
Researchers created a 24-atom protein assembly that self-assembles into a porous molecular cube. This breakthrough could lead to the development of synthetic vaccines and targeted medicine delivery inside human cells. The discovery was made by UCLA biochemists led by Todd Yeates.
The AP-NORC Center for Public Affairs Research has released a new analysis of Hispanics' experiences with long-term care in the US. Key findings include that Hispanics are more likely to foresee needing long-term care, but report feeling less prepared and concerned about costs. The study also highlights the importance of financial plan...
Physicians urge policy-makers to address care gaps due to misalignment of reimbursement policies and clinical guidelines. Newer blood-thinning agents like DOACs are safer and more effective than traditional warfarin, yet government funders restrict access.
A large-scale study on learning rates found that participants who operated closer to their performance threshold had faster learning rates, especially at higher levels of difficulty. The study analyzed game play performance from Lumosity's online population and provided evidence for optimizing cognitive task designs to improve learning.
A new study found that training medical students to use handheld ultrasound devices enhances the accuracy of their physical diagnosis. Medical students who received personalized lessons on using handheld echocardiography technology showed a 58% correct diagnosis rate, compared to 40% for those with standard training.
A new study published in the Journal of Allergy and Clinical Immunology found a strong link between peanut exposure in household dust and the development of peanut allergies, particularly among children with eczema. The research suggests that exposure to peanut proteins through impaired skin barriers may trigger allergic reactions.
A new study finds that police officers are at a significantly increased risk of sudden cardiac death during stressful situations, such as suspect restraints and chases. The researchers also found that physical training activities were associated with a 20-25 fold higher SCD risk than routine law enforcement work.
Researchers at the University of Missouri estimated that salamander populations are 2-4 times higher than previously thought, and may be up to 10 times higher in some regions. This finding could help drive conservation efforts and forest management by acknowledging salamanders as a key food source.
A recent study published in JPEN found that premature infants who received sodium supplementation gained weight faster, had lower rates of hyponatremia, and no increased risk of prematurity-related morbidities. The researchers recommend further studies to determine the optimal dose and duration of sodium therapy.
Researchers found that blocking the ALS mutation in the brain slowed disease onset and progression, suggesting that early dysfunction of brain motor neurons may contribute to later disease development. The study used rats with ALS, showing delayed disease onset and extended survival when suppressing the mutation in the brain.
Researchers have successfully developed a treatment that reduces the risk of skin graft rejection by combining interleukin 2 with rapamycin. The treatment has shown promising results in mice, with no signs of rejection observed after 30 days.
Researchers found that therapeutic plasma exchange can rapidly reduce HIT antibody levels, making patients eligible for urgent cardiac surgery sooner. The study suggests using both functional and immunoassays to determine patient readiness, with the functional assay indicating lower antibody levels more quickly.
Researchers at UT Arlington discovered that musicians outperform non-musicians in EEG-measured working memory tasks. However, the advantage in long-term memory was only found in picture recognition. The study used EEG technology to measure neural activity in the brains of 14 musicians and 15 non-musicians.
A study found that flu viruses expressing specific avian hemagglutinins led to fatal infections in mice and caused significant cell damage in human lung cells. These findings suggest that certain hemagglutinins may induce programmed cell death, leading to enhanced disease severity.
Researchers at Temple University discovered that oxygen free radicals bind to a protein receptor in the brain called the thromboxane receptor, transmitting signals that increase amyloid beta and tau production. Blocking this receptor has shown promise in neutralizing Alzheimer's disease symptoms.
A new study suggests that small volcanic eruptions could be contributing to the slowdown in global warming by ejecting more atmosphere-cooling gas into Earth's upper atmosphere. By deflecting solar radiation, these eruptions may have lowered global temperatures by 0.05 to 0.12 degrees Celsius since 2000.
Researchers identify defects in iron pyrite material as the source of inefficiency. The study provides hope for improving this promising material to make inexpensive yet efficient solar cells. By understanding the causes of this problem, scientists can design solutions to overcome it.
A team of researchers from Euclid TechLabs and Argonne National Laboratory has demonstrated a plug-and-play field-emission solution based on ultrananocrystalline diamond (UNCD) for microwave electron guns. The solution produces high-quality electron beams with low angle divergence and energy spread, comparable to photocathodes.
A phase I/II clinical trial has demonstrated that rociletinib, a new oral EGFR inhibitor, can respond to treatment-resistant advanced non-small cell lung cancer, including those with the T790M resistance mutation. The overall response rate was 46%, and disease control rate was 84% among patients who received the pivotal dose.
Chemists developed a new way to manufacture natural chemicals by clipping smaller molecules together, enabling the efficient assembly of scarce anti-inflammatory drugs like pseudopterosin. This breakthrough could lead to cheaper ways to produce rare drugs in large quantities.
A study from Georgetown University Medical Center found that involving men in family planning programs resulted in women making more financial decisions and having greater control over their lives. The Standard Days Method, a couple-centered approach, was shown to be effective in empowering women.
Research by Brown University scientists found that paramecia's buoyancy affects their ability to navigate flat surfaces. Under normal conditions, they use their sensory systems to turn and swim away, but with altered buoyancy, they get stuck at an angle, unable to complete the turn.
A recent report reveals that Vibrio coralliilyticus is not only more widespread and deadly than previously believed but also infects various fish, shellfish, and oysters, including rainbow trout and larval brine shrimp. Researchers have developed a rapid diagnostic assay for this bacteria to assess problems in oyster and coral health.
A Vanderbilt University study found a nationwide decline of 30% in ST-elevation myocardial infarction (STEMI) patients between 2006-2011. This decrease may lead to reduced experience among emergency doctors, potentially affecting the timeliness and quality of care for time-sensitive heart attacks.
A new study by researchers from the University of Sheffield confirms that treating heart attack patients with ticagrelor reduces the risk of stents blocking with blood clots, which can be fatal. The study found that this pioneering drug could halve the risks of stent blockage compared to previous standard treatment clopidogrel.
A new protocol for imaging Ebola patients has been developed to minimize risk of exposure, using portable computed radiography and thorough decontamination procedures. The step-by-step guide is published in the American Journal of Roentgenology and aims to improve physicians' ability to rapidly evaluate suspected cases.
Men with early atherosclerotic plaque development and arterial stiffness are more likely to develop erectile dysfunction. Researchers found that coronary artery calcium scores were the strongest association to erectile dysfunction, followed by carotid intima-media thickness.
A study of 95,766 Danish participants found that genetically low vitamin D levels were associated with increased all-cause mortality and cancer mortality. However, the study did not find a link between vitamin D levels and cardiovascular mortality.
Researchers from UT Southwestern Medical Center found a strong, protective relationship between cholesterol efflux and cardiovascular risk. The study revealed that measuring cholesterol efflux provides significantly different information than traditional HDL cholesterol levels.
A cell study has uncovered a gene mutation that causes the immune system to mistakenly attack the body, leading to diseases like Lupus and Motor Neurone Disease. Researchers found that a defect in an alarm system protects the body from viruses and other infections.
Researchers discovered contaminating bacterial and viral sequences in animal and plant genomes, highlighting the importance of careful screening. The study found unexpected DNA mixtures, including cow and sheep DNA in a supposedly finished genome, emphasizing the need for rigorous data analysis.
A recent study found that pregnant women with non-complex congenital heart disease had very low risks of arrhythmias and other heart-related complications during labor and delivery. However, these women were more likely to undergo cesarean section and remain in the hospital longer than expected.
Radiologists have issued a special report on radiology preparedness for handling cases of Ebola virus, outlining protocols and recommendations for healthcare administrators. The report emphasizes the importance of clear communication, proper equipment use, and specialized isolation units to prevent infection of medical personnel.
A study found that childhood adversity negates the protective effects of a specific gene variant on heavy alcohol consumption and symptoms of problem drinking. The research used data from European-American men, highlighting the importance of considering both genetic and environmental factors in understanding alcohol use disorders.
A new study has found that the climate of a large swath of the western United States during the Jurassic period was more complex than previously thought. Geochemical analysis of ancient soils revealed an abrupt change from dry to wet environments, contradicting the long-held assumption of a gradual transition.
A recent study by Columbia University's Mailman School of Public Health found that children exposed to antibiotics in the second or third trimester of pregnancy had a higher risk of childhood obesity at age 7. Additionally, delivery by Caesarean section was also associated with a higher risk of childhood obesity.
Researchers analyzed thousands of newspaper articles to reveal a significant decline in Queensland's pink snapper fishery catch rates, from hundreds of fish per hour to just one-ninth of historical levels. This study provides unparalleled insights into the history of the fishery and helps understand changes over time.
A study by Harvard Medical School found that police officers are at increased risk of sudden cardiac death when performing physically demanding and stressful duties. The research analyzed over 4,500 US police officer deaths and found a significant association between these tasks and cardiovascular deaths.
Researchers at the University of East Anglia have made a significant discovery in bio battery technology, enabling the generation of clean energy from bacteria. The study reveals how electrons hop across bacterial proteins and find that the rate of electrical transfer is dependent on protein orientation and proximity.
A brief coping strategies therapy significantly improves dementia carers' mental health and quality of life, reducing depression and anxiety by 7 times. The START programme is a cost-neutral intervention that can be widely available to support family carers.
A recent Danish study establishes a causal relationship between low vitamin D levels and increased mortality, with a 30% higher risk of cancer-related deaths. Vitamin D deficiency is often associated with poor bone health, but this study highlights its role in other diseases and mortality rates.
A pilot study found using a smartphone app for education and feedback about heart-healthy behavior decreased the risk of heart disease in young black women. The treatment group showed improved blood pressure, cholesterol levels, stress, anxiety, and healthy habits compared to the control group.
New wearable baby monitors are marketed as a solution to reduce parents' fears of SIDS, but no medical evidence supports their effectiveness. Experts call for prominent disclaimers and caution against relying on these devices for health benefits.
A new computational model helps researchers rationally design and select protein molecules to create effective biologic drug therapies with reduced side effects. The model reveals that the length of a DNA linker influences how well fusion protein components attach to their intended receptors.
Researchers found that social media campaigns with emotionally driven content, infographics, and peer influencers led to higher engagement rates. The study used a paid pilot campaign on Facebook, followed by influencer-led content for a month, resulting in improved attitudes towards organ donation.
A University of Illinois study found that combining video and lecture-demonstration training methods significantly narrowed the gender knowledge gap. Video training alone improved women's knowledge scores but did not close the gap between them and men.
Research from North Carolina State University found that warmer urban temperatures limit the impact of parasitoid wasps on scale insect populations, allowing them to thrive and produce more eggs. This phenomenon, known as phenological mismatch, is a result of changing life cycles between species.
Researchers have identified key components in oats that trigger an immune response in some people with coeliac disease, potentially leading to better tests and new treatments.
New nanoparticles can perform magnetic resonance imaging (MRI) and fluorescent imaging simultaneously, allowing for the tracking of specific molecules produced in the body. The particles were demonstrated to detect vitamin C in mice, showing strong fluorescent signals where vitamin C is present but little MRI contrast.
A Danish/Norwegian research team has discovered new details about celiac disease, potentially leading to the development of a drug against the disease. The study reveals how antibodies react to an enzyme in the body and how it changes shape in response to environmental stimuli.
Researchers developed a genetic test that can predict acute rejection up to three months in advance. The non-invasive test measures gene expression levels and can identify patients at high risk of rejection, allowing for tailored immunosuppressive therapy.
Research found that people with asthma had a 27% higher incidence of Crohn's disease, while those with COPD had a 55% higher incidence compared to the general population. The study highlights the importance of early detection and treatment of bowel diseases in airway patients.