Researchers used ARPES to study graphene's behavior near the Dirac point, observing unusual electronic interactions and renormalization. This discovery confirms graphene's semimetal properties and provides insight into its unique electronic structure.
Researchers developed genome-scale editing tools, replacing instances of a stop codon in E. coli with another, creating novel cell strains with increased functionality and safety. The new method, CAGE, surpasses current methods by two orders of magnitude.
A hydrogen fuel cell-powered mobile lighting system was deployed at the Kennedy Space Center for the final Space Shuttle Atlantis launch, providing clean and quiet power. The system has the potential to drastically reduce dependence on diesel-fueled mobile lighting across the US, offsetting up to 900 gallons of fuel per year.
Recent studies have shown that bone marrow transplant survival has significantly increased for young, high-risk leukemia patients, particularly those without matched donors. The results are attributed to advances in treatment and donor selection.
The decline of apex predators has severe impacts on ecosystems, causing trophic cascades that affect habitat loss, pollution, wildfire, climate change, invasive species, and disease spread. This loss is driving the sixth mass extinction event, threatening human health and well-being.
A new study by Danit Ein-Gar, Baba Shiv, and Zakary L. Tormala found that receiving minor negative information after a series of positive reviews can accentuate the positive impression, especially under low thought conditions.
A field study found that diners with large forks ate less than those with small forks due to the need to visually track their progress. The authors suggest consumers learn to better understand hunger cues to avoid overeating.
Researchers discovered that moles' extra 'thumb' develops from a single bone that forms later than the real fingers. This adaptation allows for increased digging efficiency.
A new study published in The Lancet found that the number of sexual partners, rather than concurrent partnerships, is strongly predictive of HIV transmission in women. Researchers analyzed data from over 87,000 individuals in South Africa and found that men with multiple lifetime partners were more likely to transmit HIV.
A study published in The Journal of Pediatrics found that the accuracy of pre-sport participation ECGs is fairly low, with an average score of 67% among pediatric cardiologists. This has led researchers to question the validity of mandatory ECG screenings for young athletes.
A new study found that bariatric surgery is a cost-effective treatment option for all obese patients, with significant savings in medical costs over lifetime. The analysis suggests that the procedure should be universally available to all obese people, making it a good value and a potential game-changer in obesity treatment.
A new study published in Science found that high-ranking male baboons have higher stress-hormone levels than lower-ranking males, even during periods of stability. This suggests that life at the top has a real downside and being an alpha male comes at a cost.
Up to 60% of consumers may reject the second-best option and choose a lower-rated item when given a choice between two close options. This phenomenon is known as the carryover effect, where attributes that were initially important become less relevant in subsequent decisions.
Researchers at the University of California, Davis have identified a protein that may play a key role in the development of lymphoma by inhibiting a tumor-suppressing gene. The study found that this protein, known as RNPC1, is frequently overactive in dog lymphomas and may contribute to the formation of cancerous cells.
A University at Buffalo study found that Jakobshavn Isbrae expanded outward at a similar pace as it retreated in recent years, supporting evidence that calving glaciers are sensitive to climate change. The glacier's growth was linked to the Little Ice Age period around 200 years ago.
A study found that luxury brands associated with self-enhancement concepts can cause consumers to feel a sense of disfluency when receiving social responsibility messages. In contrast, brands associated with openness or conservation concepts tend to have less conflict and experience more positive reactions to CSR initiatives.
Mutations in Timothy syndrome can cause severe cardiovascular disorders by disturbing calcium homeostasis. The current research focuses on the structure of L-calcium channels and reveals a highly conserved motif called G/A/G/A, essential for sealing the closed channel pore.
New research explains how positivity bias in the brain contributes to successful aging, with increased engagement in positive emotions leading to greater emotional stability. The study suggests that focusing on the positive can help individuals age successfully.
A novel combined therapy has been developed to treat brain cancer patients with neoplastic meningitis, a devastating neurological complication. The treatment involves delivering chemotherapy directly to the brain's surfaces while draining excess spinal fluid to alleviate pressure and improve quality of life.
Researchers at North Carolina State University have developed a soft memory device that functions well in wet environments, similar to the human brain. The device has biocompatibility and holds promise for interfacing electronics with biological systems, such as cells or tissue.
A team of researchers led by Ayse Pinar Saygin found that the human brain responds with a mismatch in perception when an android's appearance and motion are at odds. This phenomenon, known as the 'uncanny valley,' occurs when an artificial agent becomes too human-like, causing discomfort and unease.
Researchers have identified a new genetic risk factor for restless legs syndrome (RLS), a neurological disorder characterized by unpleasant sensations in the legs. The discovery provides new avenues for understanding the disease and developing effective treatments.
A novel virus has been identified that can infect both humans and New World monkeys, spreading between species. The titi monkey adenovirus (TMAdV) was found in a California primate research center and later infected a human researcher and a family member.
Researchers at the Institut de recherches cliniques de Montréal (IRCM) have made a breakthrough in understanding how neurons connect and communicate. Drs. Artur Kania and Tzu-Jen Kao discovered that axon guidance is modulated by ligands present within the same neuron, leading to increased diversity of neuronal connections.
Researchers used network science to study swarming behavior in locusts, finding that social interactions play a crucial role in coordinating movements. The study suggests that animals may be creating equivalent social networks to humans, with locusts convincing others to move in the same direction.
Scientists have successfully used camel blood-derived nanobodies to target and kill cancer cells expressing specific markers. The approach involves attaching the nanobodies to nanoparticles that deliver a killer gene, preventing non-specific cell killing and improving safety.
Researchers use old mathematical techniques and insights on CMEs to devise a fresh way to measure magnetic fields in the sun's upper atmosphere. By spotting a diffuse ring around a CME, they can determine the strength of the magnetic field using Alfvén speed.
A study by Kansas State University researchers linked increased soybean and biofuel crop production in Brazil to significant deforestation in the Amazon. Reducing soybean production by 10% could decrease deforestation by nearly 40%.
A recent study published in the Journal of Allergy and Clinical Immunology found that using hypoallergenic baby formula does not decrease the risk of allergies in high-risk infants. The trial involved 620 infants and assessed whether hypoallergenic formula could prevent childhood eczema, asthma, or hay fever up to seven years of age.
A double-blind clinical trial is underway at UTHealth, studying the safety and efficacy of an innovative stem cell therapy for patients up to 19 days after ischemic stroke. The therapy, developed by Aldagen, uses a patient's own bone marrow stem cells to enhance recovery.
Rice University scientists have developed a cable made of metallic nanotubes that can carry electricity with minimal loss. The 'amplified' nanotubes are created by chemically attaching an iron/cobalt catalyst to the ends of nanotubes and fine-tuning the temperature and environment for amplification.
Researchers have discovered a new mechanism in regulating human genes by enabling pre-mRNA splicing. The U2AF protein plays a crucial role in this process, which involves the cooperation of different proteins to remove introns and form mature mRNA. This process is essential for genetic information flow from DNA to RNA to proteins.
Consumers in a positive mood make quicker and more consistent judgments than unhappy people. Positive affect conditions lead to faster response times and more consistent evaluations.
A novel virus spread through a California monkey colony in late 2009, infecting over a third of the monkeys and causing devastating respiratory illness. The virus also infected two human researchers and family members, demonstrating its ability to jump between species.
A team of researchers has uncovered a startling new feature of lanthanum strontium manganese oxide, which can change its stripes from fluctuating to static and back. At the right temperature, it switches from a metallic state to an insulator, exhibiting colossal conductivity changes.
A recent study found that infants can perceive flicker or movement but struggle to identify individual elements within a moving scene. This suggests that babies have a slower visual processing speed than adults, with a limit of around half a second.
Researchers develop a new LEAP (Low-Energy Anti-fibrillation Pacing) method to terminate life-threatening cardiac fibrillation, reducing energy required by more than 80%. The technique uses weak electrical signals to synchronize the heart's tissue, gradually suppressing chaotic activity.
Researchers have developed a method to create perfect-fit prosthetic dentistry using 3D printing technology. The approach combines medical imaging with computer-aided design to produce complex shapes like teeth and crowns. This technique has the potential to reduce production time and improve fit, making dental care more efficient.
The success of antiretroviral-based HIV prevention, including pre-exposure prophylaxis and treatment for prevention, has transformed the landscape. Effective prevention strategies focus on implementation challenges such as HIV testing, mother-to-child transmission, and behavioural approaches.
Researchers have discovered conserved enzymes for cell wall synthesis across various plant species, including barley, rice, and wheat. This finding has significant implications for improving crop yields and unlocking the full potential of industrial applications.
Researchers developed a breath test to measure immune response to H1N1 flu virus. The test detected increased levels of nitric oxide and isoprene in exhaled breath, indicating an immune response triggered on day three after vaccination. This could help prioritize vaccinations for those who need them most.
A new study published in Addiction found that women in drug court with current major depression were more likely to use crack cocaine within four months. The study suggests that addressing depression could reduce the number of women who fail to beat crack addiction in drug court.
Philip W. Robinson, a Rensselaer Ph.D. student, has been awarded a Fulbright grant to conduct research in architectural acoustics at Aalto University of Science and Technology in Helsinki, Finland. His research aims to understand how architectural enclosures transform sound to produce specific perceptual effects.
Researchers at Stowers Institute for Medical Research discovered the role of Super Elongation Complex (SEC) in controlling gene expression during early development. They found that SEC facilitates coordinated and rapid induction of genes, including Hox genes, which are essential for embryonic development.
Research found that premature infants with abnormal brain ultrasounds are at increased risk for specific psychiatric disorders. The study followed a group of premature infants until age 16 and found a relation between perinatal brain injuries and certain psychiatric disorders.
Scientists at the Salk Institute developed a new technique to generate large numbers of blood cells from patient cells, improving efficiency by 84% compared to previous methods. However, further refinements are needed to produce transplantable HSCs.
A recent study found that women with generalized tonic-clonic seizures had a greater number of seizures during anovulatory cycles than in ovulatory cycles. This suggests that reproductive steroids, such as estradiol and progesterone, may contribute to the occurrence of tonic-clonic seizures.
Researchers have identified a promising conservation tillage technique called undercutting, which can reduce PM10 emissions by 30-70% compared to conventional tillage. This method creates an aerodynamically rougher soil surface, promoting retention of crop residue and reducing wind erosion.
The International AIDS Society advocates for an expanded global HIV strategy that incorporates 'Treatment as Prevention' to reduce transmission and prevent the onset of AIDS. This approach promotes widespread HIV testing and facilitated access to free treatment for all medically eligible individuals.
Physicist Dr. Mark Hadley proposes a galaxy-scale explanation for Charge Parity violation, suggesting galactic rotation's effect on space-time causes differences in particle decay rates. This theory preserves parity while offering a new explanation for the matter-antimatter imbalance.
The study of brown rot fungus Serpula lacrymans' genome reveals new insights into cellulose breakdown and its role in the global carbon cycle. The findings have significant implications for biofuel production and could lead to more efficient processes.
The study found that ocean acidification has a strong impact on shell strength and size in mussel larvae, leading to reduced survival rates and ecosystem balance disruption. The findings suggest that increased CO2 levels could affect the delicate balance of coastal ecosystems.
The Collaborative Cross mouse strains have been used to map causative loci for complex traits like body weight and white head-spotting, showcasing the power of ancestry-based approaches. The studies also revealed the scope of phenotypic variation present in the CC lines, providing insights into breeding effects on genetic structure.
The decline of apex consumers has triggered trophic cascades, leading to changes in vegetation, wildfire frequency, infectious diseases, invasive species, water quality, and nutrient cycles. This review highlights the widespread impact of large predator loss on ecosystems and conservation efforts.
Typhoon Ma-on has brought heavy rainfall to Guam, with NASA satellite data detecting powerful thunderstorms containing rainfall rates of 2 inches/50 mm per hour. The National Weather Service has issued urban and small stream flood advisories until 2 a.m. CHST.
Researchers have successfully manipulated targeted genes in human embryonic and induced pluripotent stem cells using zinc finger nucleases and transcription activator like effector nucleases. This precision enables the study of genetic diseases and the development of disease-modifying drugs.
A study published in Cortex demonstrates that the unconscious brain continues to process information even when the conscious brain is incapacitated. The researchers found that a patient with prosopagnosia, or face blindness, showed brain activity responding to familiar faces despite not being able to recognize them.
A recent study published by the American Psychological Association found no significant difference between men's and women's self-esteem during adolescence and young adulthood. Masterly control over life was a strong predictor of self-esteem in both sexes.
A new study identifies a key residue M314 involved in BK channel opening, suggesting a different structural model for the channel. The findings provide important insights into the molecular mechanisms of BK channel activation and open up new avenues for research.
The European Commission has approved YERVOY (ipilimumab) for treating adult patients with previously-treated advanced melanoma. The treatment showed long-term survival rates of 46% and 24% at 1 and 2 years, respectively. YERVOY works by stimulating the immune system to recognize and destroy cancer cells.
Researchers at Dana-Farber Cancer Institute found six abnormal genes that are both cancer-causing and metastasis-promoting in melanoma skin cancer. These genes can be used to predict whether human melanoma tumors are likely to spread, enabling doctors to cure the disease by intervening early.
Researchers at Stowers Institute for Medical Research discovered SAGA's importance in fruit fly development, targeting different genes by interactions with transcription factors. SAGA regulates transcription elongation and is associated with paused polymerase II on developmentally regulated genes.
The American Society for Radiation Oncology has published a white paper to improve the safe use of IMRT, which requires more time and resources from cancer clinics. The report provides practical guidance to strengthen IMRT programs, reducing errors and improving treatment outcomes.
Researchers at Columbia University Irving Medical Center developed an identification protocol for high blood sugar levels in dental patients. They found a simple algorithm using two dental parameters was effective in identifying pre-diabetes or diabetes.
A recent stem cell study has found that the protein molecule E-cadherin, which plays a key role in cancer, also regulates up to 25% of genes within cells. This unexpected discovery could lead to new cancer treatments by understanding why some cancer cells are difficult to eradicate.
California mussels are vulnerable to acidification due to climate change, which can weaken their shells and reduce body mass. This decline could have significant impacts on other organisms that rely on them for food and habitat.
A study found that consumers prefer Chinese chocolate over Swiss when informed about its origin after tasting, contrary to expectations. The preference reversed when participants were told the country of origin before consuming the chocolate, suggesting a strong association between Switzerland and high-quality chocolate.
A study by Jeffrey Martin found that social and environmental factors like classmate support and confidence play a crucial role in determining physical activity levels among underserved children. The study also revealed that girls are less likely to engage in physical activity than boys, highlighting the need for targeted interventions.
Researchers have discovered that two species of wild neotropical blueberries contain twice the amount of antioxidants as US-sold blueberries. The findings suggest these extreme superfruits could benefit human health and underscore the importance of preserving Earth's biodiversity.
A recent study published in the journal Carbon Management suggests that using wood products can reduce carbon emissions by up to 10 tons per ton, making them a viable alternative to fossil fuels. Sustainably managed forests are found to be essentially carbon neutral, but older forests have limited capacity to absorb carbon dioxide.
Researchers have identified genetic similarities between Streptococcus pyogenes and Streptococcus equi, two bacteria that cause potentially fatal infections in humans and horses. The study suggests a shared strategy for causing disease and offers hope for developing novel vaccines for both species.
Kristopher Nazor, a Scripps Research Institute scientist, has been awarded a pre-doctoral fellowship from Autism Speaks Foundation to investigate the genetic form of autism known as Fragile X Syndrome. He will use pluripotent stem cell technology to understand how neural development is affected in this disorder.
The THRIVE and ECHO phase 3 trials showed that rilpivirine is non-inferior to efavirenz with a better side-effect profile, but had a higher incidence of virological failures. Rilpivirine was found to be effective in suppressing HIV virus levels in patients starting treatment for the first time.
Researchers identified a pathogenic mutation in the VPS35 gene associated with late-onset Parkinson's disease, implicating a novel protein-recycling pathway in neurodegeneration. The study provides new insights into the disease's pathogenesis and highlights the potential for therapeutic intervention.
The decline of large predators and herbivores worldwide is causing substantial changes to ecosystems, leading to increased disease transmission and invasive species. This 'trophic downgrading' also affects soil, water, vegetation, and the atmosphere.
A study published in Fish and Fisheries reveals that 28% of cod products sold in Ireland are mislabeled, compared to 7% in the UK. The research found that most mislabeled products were less expensive fish species substituted for cod.
A new study reveals that pediatric cardiologists have a lower accuracy rate when interpreting ECGs for young athletes, highlighting the need for better training and guidelines. This can lead to unnecessary exclusion of healthy young people from sport participation and potential false reassurances to families.
The Gladstone Institutes have announced a Center for Comprehensive Alzheimer's Disease Research, which aims to develop therapies for Alzheimer's. The center will focus on identifying drug targets and candidates, leveraging collaborations with other institutions and companies.
The brown skin and external layers of onions are rich in fibre and flavonoids, while the discarded bulbs contain sulphurous compounds and fructans, which have beneficial health effects.
The NSF-funded Engineering Research Center for Sensorimotor Neural Engineering will develop new technologies for amputees, stroke patients, and those with cerebral palsy. Researchers aim to create implantable prosthetics controlled by brain signals, revolutionizing robotic systems integration with the body's nervous system.