The brain is highly flexible during growth, with neuronal connections restructured through self-organisational processes. The number of nerve cells remains unchanged, but non-neuronal cells increase, enabling the visual cortex to adapt to new experiences.
The Wallenberg Institute for Regenerative Medicine (WIRM) at Karolinska Institutet will focus on pioneering research in the blood system and stem-cell therapy, aiming to treat diseases like diabetes, spinal injuries, and neurodegenerative conditions. The grant strengthens the institute's infrastructure with advanced technical equipment...
Researchers at UNC Chapel Hill discovered a link between altered gut microbiota and colon cancer, finding higher bacterial diversity and richness in individuals with adenomas. The study suggests that manipulating the microbiota through diet could help prevent colon cancer.
A new data mining algorithm called GOALIE reveals how biological processes are coordinated in time. The algorithm uses gene expression data to reconstruct temporal models of cellular processes, improving our understanding of cell division and metabolism.
A study led by Universitat Autonoma de Barcelona researchers reveals a new mechanism controlling bacterial swarming and its interaction with the DNA repair system. The discovery could lead to designing new strategies to increase antibiotic sensitivity in pathogenic bacteria.
A recent study found that only 30% of primary schools in the UK have a Disability Equality Scheme (DES) in place to promote positive attitudes towards disabled people. The research also showed that children often misunderstand disability and its implications, with many believing that disabled people cannot marry or have children.
Researchers in India have designed a new motorcycle engine that uses compressed air to turn an air turbine, generating power for up to 40 minutes. The technology has the potential to significantly reduce emissions in areas where motorcycles are a major source of transportation.
A study by Rensselaer Polytechnic Institute professor Peter M. Tessier has found that an organic compound in red wine, resveratrol, can neutralize the toxic effects of proteins linked to Alzheimer's disease. The research provides insights into the structural differences between toxic and benign peptide arrangements.
Scientists have developed a stable, rewritable memory device that exploits liquid crystal properties to store and erase data. The device uses anchoring transition and is bi-stable, retaining its orientation without needing power.
A study by Empa found that car air conditioning systems account for up to 30% of fuel consumption in hot climates, but turning off the system when the temperature drops below 18°C can save two-thirds of this extra consumption. The study also found that diesel vehicles consume less fuel with air conditioning on than petrol engines.
A preliminary study using comic strips to educate African-American girls aged 8-10 showed high log-on rates and statistically significant increases in fruit consumption and physical activity. The program aims to be expanded to a larger group of volunteers with the goal of developing a version for Hispanic girls.
The Woods Institute for the Environment at Stanford University has awarded four new Environmental Venture Projects (EVP) grants worth $787,013 over two years. The projects focus on addressing environmental challenges in East Africa and India, including the impact of wildlife loss and climate change on human health and agriculture.
Researchers at Cedars-Sinai are studying the mechanisms of how human immune systems reject or accept transplanted brain stem cells. The team aims to develop new stem cell therapies for patients with ALS, Parkinson's disease and other neurological disorders.
A recent study published in JAMA found that black patients experience a higher rate of severe sepsis compared to white patients. The study attributes this disparity to higher rates of infection and increased risk of acute organ dysfunction, with younger adults being disproportionately affected.
Researchers used DNA barcoding to reveal that parasites infecting freshwater fish mostly specialize on specific hosts, except for those targeting the eyes which can infect many different species and even frogs. This discovery may have practical benefits for wildlife managers and fish farmers.
Researchers developed a noninvasive combination technique that uses ultrasound-guided optical tomography to distinguish early-stage cancers from benign lesions in the breast. The study found that the technique was effective in identifying malignant lesions with high sensitivity and specificity, particularly in smaller lesions.
Scientists from the Max Planck Institute and University of Hanover generate a Bose-Einstein condensate in zero gravity, extending measurement time by over tenfold. The experiment uses an atom chip to study the effects of gravitational fields on quantum gases.
Children of mothers with high blood sugar during pregnancy are more likely to have low insulin sensitivity, a risk factor for type 2 diabetes. Obesity does not account for the association, and children exposed to high maternal blood sugar levels in the womb also exhibit exaggerated insulin secretion after meals.
Researchers at UAB will investigate the mechanisms behind red blood cell interactions with nitric oxide, shedding light on potential negative effects of older stored blood units on circulation and immune response. The goal is to design therapies to prevent transfusion-related toxicities.
A study by Imperial College London found no association between mothers living near mobile phone base stations during pregnancy and their child's risk of developing cancer before age five. The researchers analyzed data from almost 7,000 children and estimated radio frequency exposures to mobile phone base stations over nine months of p...
Researchers at Max Planck Institute for Comparative and International Private Law propose extending the right of bequeather to choose the governing law, making it easier for beneficiaries of migrant workers to settle their estates. The proposal aims to standardize international inheritance laws across EU countries.
Researchers created a preliminary neurobehavioral profile of fetal alcohol spectrum disorders (FASD) using neuropsychological data from a multisite study. The results suggest that executive functioning and spatial processing are especially sensitive to prenatal alcohol exposure, making these traits valuable in distinguishing between ch...
A new study suggests that targeted surveillance colonoscopy is cost-effective and effective in reducing colorectal cancer burden. The study recommends a 3/10 strategy of colonoscopy every three years for high-risk patients, which is more effective than no surveillance but slightly more costly.
Adolescents describe their spiritual behavior in seven categories related to personal and social development. Youth report feeling a sense of purpose, connection, and well-being as key aspects of their spirituality. The study explores how youth define and practice spirituality separate from religion.
The Canadian Medical Association Journal editorial calls for IDRC Chair Barbara McDougall's resignation due to her ties to the tobacco industry. This is seen as a conflict of interest, undermining the institution's credibility in international development.
Scientists at the Joint BioEnergy Institute have discovered a three-gene cluster from the bacterium Micrococcus luteus that enables the production of long-chain alkene hydrocarbons in E. coli. This breakthrough has significant implications for the development of renewable transportation fuels.
A recent study published in Nature Cell Biology suggests that 3D cell culture may provide more accurate information to develop drugs preventing cancer's spread. The research found that cells behave differently in 3D environments compared to traditional 2D lab dishes.
Women who experience early menopause are more than twice as likely to have a heart attack, stroke, or other cardiovascular disease event later in life. The study also found that early menopause remained a risk factor even after controlling for hormone replacement therapy and major cardiovascular risk factors.
Elsevier has launched a new pilot program called PeerChoice, which allows reviewers to choose articles they want to review based on their expertise and interest. This approach aims to increase the efficiency and effectiveness of the peer review process, while maintaining high-quality reviews.
The study found that participation in the National School Lunch Program significantly increases educational opportunity and attainment, while having an insignificant effect on adult health levels. The program encouraged children to attend school more than they would have without it, based on data from the U.S. Census.
An analysis article in CMAJ raises questions about Dr. Bernard Prigent's appointment to CIHR Governing Council due to his ties to the pharmaceutical industry, which may have influenced decision-making on topics related to Pfizer Canada.
A survey of Swiss surgical residents and consultants found that the 50-hour workweek limitations negatively affected surgical training, operating time, and patient care. However, 58% of residents and 81% of consultants reported improved quality of life.
A study of over 5,000 veterans with substance use disorders found that 70% died by suicide using violent means. Those who died by overdose had more severe mental disorders, highlighting the importance of addressing substance use disorders and access to lethal means for prevention.
A 10-year study of a chimp community in Uganda found that chimpanzees violently kill individuals from neighboring groups to expand their own territory. The researchers witnessed 18 fatal attacks and found signs of three others, with the Ngogo chimpanzees expanding their territory by 22%.
A recent study of an ancient language sheds light on the mechanisms driving linguistic evolution. Researchers discovered that languages undergo a 'bumpy ride' of changes, guided by shared principles and ordered processes.
Recent research challenges previous observations of supersolid helium, proposing that the phenomenon may be caused by quantum plasticity. The study's findings have significant implications for our understanding of ultracold solid helium and its potential to exhibit counterintuitive characteristics.
Jane Dyer, director of the top-ranked nurse midwifery program at the University of Utah Health, has been inducted into the American College of Nurse Midwives. She is recognized for her leadership and commitment to providing care to underserved communities.
Gastric band slippage, a complication of adjustable gastric banding surgery, can be diagnosed using X-rays. The 'O' sign, where the band appears as an O-shaped configuration instead of its usual rectangular shape, is a key indicator.
A recent study by University of Minnesota researchers found that certain brands can influence consumers' perceptions of themselves. Using a brand with an appealing personality can rub off on consumers, even if the brand is used for only a short time.
Researchers at Harvard Medical School have created nanodevices made of DNA that can self-assemble and be programmed to move and change shape. These programmable nanodevices are highly suitable for medical applications due to their biocompatibility and biodegradability.
A new study suggests that exercise can reduce alcohol intake in humans by stimulating brain reward pathways and regulating circadian rhythms. Exercise may provide a beneficial alternative to reducing alcohol consumption, with the 'lazier' hamsters having a greater craving for alcohol when restricted from exercising.
The National Science Foundation (NSF) is funding a semester-long program on geometric, combinational, and computational group theory at the Centre de Recherches Mathmatiques in Montreal. Researchers will work together to discuss perspectives for advancing the field and disseminate knowledge among an international community of experts.
A recent NIH-supported study has discovered a novel pathway that may lead to the development of new treatments for high blood pressure. By increasing certain proteins in mouse blood vessels, researchers were able to relax the vessels and lower blood pressure, reducing damage to the kidneys compared to normal mice.
A large medical center implemented an imaging algorithm to reduce cumulative radiation exposure and CT scans for patients with aneurysmal subarachnoid hemorrhages. The study showed a 25.6% decrease in mean number of CT examinations per patient and a 12.1% overall reduction in cumulative radiation exposure.
A new study found that massed learning, where consumers try products repeatedly, leads to a good mental model and increased willingness to pay. This approach is particularly effective for new products, as it determines how much they are used after purchase.
Researchers are analyzing five cancers in dogs, including histiocytic sarcomas, to identify genetic changes and potential treatments for humans. The study aims to develop targeted therapies by analyzing the gene makeup of purebred dogs with specific breeds being affected by certain types of cancer.
Patients with diabetes admitted for acute exacerbations of chronic obstructive pulmonary disease (COPD) experience longer hospital stays and are at an increased risk of death. High blood sugar may cause more severe infections due to impaired immune responses, leading to a trend towards longer hospital stays for patients with diabetes.
Children with special health care needs are at higher risk of developing oral disease. Poor diets, frequent use of sugary syrups, and inadequate oral hygiene can exacerbate the issue.
A study by Dr. Regina Sullivan and colleagues reveals that abusive mothering in rat pups leads to disrupted social behavior and increased engagement of the amygdala, a region involved in regulating stress and emotion. The findings provide insights into the neurobiological origins of psychopathology stemming from abuse.
Underwater gliders are being tested for tracking tagged fish in Alaska, providing a new method for scientists. The technology allows researchers to follow the movements of tagged fish over long distances and gather oceanographic information simultaneously.
The 2009 Journal Citation Reports reveals a surge in Impact Factors for Cell Press journals, with Cell Stem Cell and Cell Host and Microbe leading the charge. Cancer Cell also continues to grow, while Molecular Cell sees an impressive 13% increase, demonstrating the growing importance of these publications in the scientific community.
The NHLBI is funding nine research grants to examine the effects of red blood cell storage time on patient outcomes. A large clinical trial, RECESS, will compare heart surgery patients' outcomes based on stored red blood cells' age.
The University of Utah has received a $2.4 million, four-year grant to track the growth of autism spectrum disorders (ASDs) in Utah 8-year-olds. The grant is part of a nationwide effort to better understand the increasing prevalence of ASDs, which affect about one out of every 110 American children.
A large clinical study found Omega-3 supplementation to be effective in improving depression symptoms among patients with unipolar depression unaccompanied by anxiety. The study used high-quality EPA supplements and demonstrated efficacy comparable to conventional antidepressant treatments.
A multi-institutional team has sequenced the human body louse genome, revealing its unique characteristics and potential applications in understanding lice-borne diseases. The tiny parasite's pared-down genetic profile makes it an attractive organism for studying resistance to insecticides.
Menopausal hormone therapy may offer significant benefits to some women, particularly those starting treatment a short time after menopause. The Endocrine Society's new statement suggests that MHT can lead to a 30-40% decrease in mortality and a 90% reduction of menopausal symptoms.
A study published in the European Journal of Public Health found that nearly 10% of Madrid women experience gender-related violence, with significant differences by age and socioeconomic factors. The study highlights the need for preventive intervention and social support to protect vulnerable women.
A new ASIR technique reduces CT colonography radiation dose by 50% without compromising image quality, improving patient safety. The study found no significant differences in image quality between standard and low-dose images using ASIR.
The importance of full reproductive and sexual health rights cannot be overstated when it comes to achieving international health goals aimed at improving maternal health. Access to family planning resources, including contraception and abortion, is vital for women's empowerment and control over their lives.
A BGU professor developed a software program that can identify language indicative of writer's psychological state, serving as a screening tool for depression. The program showed a 78% correlation with clinical psychologists' reviews, and could potentially be used to screen would-be suicides.