The study of co-orbital motion in natural bodies, including asteroids and satellites, has significant research value. The authors have developed a new method to design and optimize LISA orbit with an extended applicable region of over 1000 years.
A Kansas State University study found that the availability of supermarkets, rather than their lack, increases the risk of obesity for low-income women living in small cities. The researchers used a statewide dataset and found that micropolitan areas with higher supermarket availability had an increased risk of obesity.
A study from Harvard University suggests that brain activity in the lateral prefrontal cortex is a better indicator of how someone will feel in the days following a fight with their partner. Individuals who show more neural activity in this region are less likely to be upset and may display improved day-to-day mood.
The HHMI's Gilliam Fellowships program aims to increase diversity in the sciences by supporting students from underrepresented groups. The five new fellows will receive $44,000 in graduate school support annually for up to five years, with a focus on promoting research and teaching careers.
A Princeton University-led research team discovered that protein competition for an enzyme provides a mechanism to integrate different signals directing early embryonic development. This competition influences which signals are sent to cells, establishing a biochemical mode of signal integration.
Researchers at Durham University have discovered a massive explosion that halted star birth in an early galaxy. The blasts scattered gas needed for new stars, regulating the galaxy's growth.
Forecasters believe a low-pressure area off Madagascar's east coast has conditions ripe for development into a tropical storm. The system is being monitored due to its warm waters and improved banding of thunderstorms.
Congressman Tom Latham received the 2010 Champion of Agronomy Award from the American Society of Agronomy for his strong support of agriculture and conservation. The award recognizes his commitment to advancing agricultural research and development, essential for America's farmers and ranchers.
Researchers at Case Western Reserve University have found a way to use the sleeve-like cover on bone to heal serious bone injuries faster and more simply than current methods. They developed an artificial sleeve that spurs fast healing when a car wreck, bomb blast or disease leaves too little cover.
A review by the American Society of Nephrology suggests that ion exchange resins used to treat hyperkalemia may not be effective and could be harmful. The authors recommend further studies on these products and urge doctors to explore alternative treatments first.
A team of researchers at the University of South Florida discovered that a common herpesvirus can integrate its DNA into human chromosomes, allowing it to be passed down through generations. This finding raises concerns about disease risk and the potential for viral reactivation in individuals born with the virus's DNA in every cell.
Nicotine takes much longer to reach peak brain levels in smokers, contradicting traditional puff-by-puff spikes, and may depend on overall rate of accumulation, habit, and sensory cues. Smokers who eventually experience high nicotine levels without becoming addicted still lack clear explanations for their non-addictive status.
Neonatal sepsis is a major public health concern worldwide, particularly in developing countries where high fatality rates are common. The World Health Organization estimates that 1 million deaths per year are due to neonatal sepsis, with disparities in care across countries. In addition, adolescent binge drinking is a significant glob...
A Canadian study found that collaborative care between family physicians and community pharmacists improved patient outcomes, including increased medication adjustments and lifestyle changes. However, the study showed no significant impact on cholesterol control.
Dr. Bromage's research on human evolution, growth, development, and life history has significantly advanced the field. He discovered a new biological clock controlling metabolic functions and its impact on life span.
A study of farm-to-school programs reveals that school food service professionals are motivated by factors such as student enthusiasm and price, leading to improved nutritional offerings. The programs also benefit farmers by providing a stable market for locally grown produce, helping to promote healthful eating habits among children.
A team of scientists has discovered that the drastic decline in Arctic musk ox populations began due to a warming climate rather than human hunting. The researchers used ancient DNA to test for human impacts on musk ox populations and found that humans were not responsible for their decline.
Research found that spore-like acantharian cysts rapidly sink from surface waters to the deep ocean, delivering significant amounts of organic matter to the ocean depths. This phenomenon may be part of an extraordinary reproductive strategy allowing juveniles to exploit a seasonal food bonanza.
Researchers from NC State have developed new speech authentication technology that improves speed and accuracy, paving the way for practical applications in various industries. The technology has the potential to prevent ID theft, fraud, and data protection issues.
Researchers at Georgia Institute of Technology found that small molecules could act as 'molecular midwives' to help polymers form and select base pairs in DNA. They discovered ethidium assists short oligonucleotides in forming long polymers and can also select the structure of base pairs.
Recent studies suggest that triggering TLR7 and TLR8 can actually increase tumor cell survival, while a new soluble factor IFN-beta represses tumor growth by limiting blood vessel formation. Additionally, microRNA-31 has been identified as an oncogenic factor promoting lung cancer through the repression of specific tumor suppressor genes.
Researchers at Imperial College London discovered that natural killer cells use membrane nanotubes to ensnare and destroy tumour cells and virus-infected cells. This new mechanism increases the cells' chance of killing their target cells from a distance, significantly improving cancer treatment options.
A systematic review of 28 clinical trials reveals that computer reminders improved processes of care by a median of 4.2%, with some studies showing only minor improvements.
Scientists from the University of Manchester and Leeds have developed a method to combine calcite crystals with polystyrene particles, resulting in a more ductile and tough material. This technique has the potential to be used in crack-resistant building materials and bone replacements.
A new mental health outreach programme has successfully identified and treated hundreds of survivors of the 2005 London bombings, strongly suggesting similar programmes need to be included in disaster response plans. The programme highlighted a significant gap in traditional GP referrals for mental healthcare after terrorist attacks.
A recent study found that romantic breakups can lead to reduced self-concept clarity and increased emotional distress. Individuals experience changes in their selves, feeling less clear and smaller after the loss of a partner.
Researchers from UC San Diego and Harvard found that cooperative behavior is contagious and spreads through a social network. When people benefit from kindness, they are more likely to help others, creating a cascade of cooperation.
Kansas State University biochemist Jianhan Chen has won the National Science Foundation CAREER Award to establish a strong research program and provide educational opportunities for students. He will focus on developing new methods for effective protein modeling and studying intrinsically disordered proteins, which play crucial roles i...
New transcatheter valve replacements reduce surgical risks for elderly patients with severe aortic stenosis. The procedure benefits 3% of the population over 75 years old and may treat lower-risk patients in the future.
A new study found that one in three early-stage breast cancer patients felt they didn't fully understand their genomic test result discussions, while a quarter experienced distress. The study suggests there is room for improvement in communicating cancer recurrence risks and treatment decisions with patients.
Research suggests that moderate alcohol consumption may be associated with a lower risk of becoming overweight or obese. Women who drank less than 40 grams per day had the lowest risk, which was almost 30% lower than that of non-drinkers. This finding contradicts previous research and warrants further investigation.
Researchers at NYU and U. of Würzburg identified how photoreceptor cells in the fruit fly Drosophila use distinct spectral sensitivities for color vision and motion detection. Flies with impaired R7 or R8 photoreceptors showed preferences for specific colors, revealing separate channels for color and motion.
A study of over 5000 individuals found that people looking for romance online behave similarly to those in face-to-face dating. Relational uncertainty is a key factor in relationship satisfaction, with those experiencing more severe depressive symptoms reporting more distress and lower satisfaction.
Families with food-allergic children face a life of constant vigilance and fear. Dr. Mary Klinnert's research aims to understand coping strategies and develop tools to support families.
Early treatment reduces glaucoma risk in high-risk individuals, but delaying treatment may not offer significant benefits for those at low risk. An individualized assessment can aid patients and clinicians in making informed treatment decisions.
Carnegie Mellon University's QoLT Foundry is expanding its programs thanks to a $1.5 million NSF grant, aiming to create more than 100 jobs in the Pittsburgh area over five years. The initiative focuses on commercializing quality of life technologies that improve daily living for people with diminished capabilities.
A study of 5,115 young adults found that increased prices for unhealthy foods like soda and pizza led to decreased calorie consumption and weight loss. The researchers estimate that an 18% tax on these foods could result in a decline of roughly 56 calories per person per day.
Researchers found a higher likelihood of cataract diagnosis or surgery among patients taking selective serotonin reuptake inhibitors (SSRIs), with varying degrees of risk depending on the specific drug. The study suggests a statistical association between SSRIs and cataracts, but does not prove causation.
A study of Medicare beneficiaries with heart failure found that Black and Hispanic patients were less likely to use hospice care compared to white patients. Cultural differences, lack of trust between patients and physicians, and access issues may contribute to these disparities.
Researchers at the ESMO Conference on Sarcoma and GIST discuss exciting new science on rare tumors found in muscle, blood vessels, deep skin tissues, nerves, and joints. Novel treatments are emerging for a large number of sarcoma types, targeting initial molecular alterations driving these tumors.
A survey by FoodMinds LLC found that Americans prioritize nutrition facts panels and sourcing information when making food choices. The majority believe individuals are responsible for healthy eating but support government initiatives to promote healthier options.
A study found that prostate cancer treatment options differ based on the type of specialist consulted. Men who see a radiation oncologist are more likely to receive radiation therapy, while those who consult with a urologist with or without a medical oncologist are treated more frequently with hormone therapy, watchful waiting, or radi...
A team of US engineers is traveling to Chile to document the effects of a massive 8.8 magnitude earthquake that struck on February 27. The team will focus on soil and geologic conditions, as well as the performance of engineered structures in the quake.
Researchers develop culturally-tailored intervention program to reduce tobacco exposure, improve medication adherence and enhance attack readiness. The program has already proven useful in other populations, resulting in significant reductions in emergency department visits, hospitalizations and school absences.
Researchers discovered gribble's digestive system contains enzymes that break down wood polymers, offering clues for industrial conversion. This could lead to the production of biofuels produced with gribble enzymes, reducing dependence on fossil fuels.
Researchers have developed 'smart' nanoparticles that can selectively target and destroy colorectal cancer cells using near-infrared laser radiation, leaving healthy tissue intact. The goal is to improve the technology for testing in human clinical trials and explore its potential as a new cancer treatment.
Research on ocular cancer has expanded to involve well-designed, multi-center collaborative studies that help continue the advancement of knowledge in the field. These studies allow for large patient recruitment, foster field-wide agreement on terminology, and provide cost savings by avoiding duplication of efforts.
A study by UNC researchers found that abused children are more likely to suffer from unexplained abdominal pain and nausea or vomiting. The study analyzed data from over 800 children and showed a significant association between abuse and gastrointestinal symptoms.
Binghamton University economist Zili Yang's book explores how game theory and integrated assessment models can help mitigate climate change by promoting cooperation among nations. His research argues that climate agreements should be fair and equitable, with industrialized nations contributing their share to address global warming.
Scientists at ESCPI conducted an experiment to focus light through opaque materials and detect objects hidden behind them. They used a numerical model called a transmission matrix to tailor a beam of light specifically to pass through the material and focus on the other side.
A new 27-item questionnaire, the M-3 checklist, is a valid and effective tool to help primary care doctors screen patients for four common psychiatric illnesses. The checklist was developed by a team of mental health practitioners and experts and was found to be effective in screening for any mood or anxiety disorder 83% of the time.
The National Sleep Foundation's Annual Sleep in America poll explores sleep issues among Asians, African-Americans, Hispanics, and whites, revealing significant differences in sleep habits and attitudes. Blacks/African-Americans report the busiest bedtime routines, while Asians get the best sleep and infrequently use sleep aids.
Researchers found that wait time is the most important factor in patients' care-seeking decisions, while high-touch aspects of the patient-centered medical home are more highly correlated with preventive services delivery. Additionally, in-office C-reactive protein testing can help physicians more appropriately prescribe antibiotics fo...
Researchers may be able to induce apomixis in sexually reproducing plants, a process that produces genetically identical seeds without meiosis. This breakthrough has significant implications for crop improvement and could reduce the need for expensive seed purchases.
Researchers identify a new reservoir for hidden HIV-infected cells in bone marrow, which can serve as a factory for new infections. The discovery opens up new possibilities for treating HIV, particularly for individuals who have been taking anti-viral drugs for their entire life.
The use of intravitreal injections has grown significantly in Canada, but only a small proportion of ophthalmologists perform the procedure. The majority of injections are performed by a small group of providers, highlighting concerns about access to treatment.
A new study found that consumers from lower-income backgrounds and rural areas are less likely to return products for refunds or exchanges, but this is not due to their socioeconomic status. The researchers recommend supporting consumer empowerment at the public policy level to encourage assertive action against companies.
Two papers investigate surgical provision in eight African district hospitals, revealing low levels of care, few beds, and no specialist surgeons or anaesthetists. The findings highlight a shocking lack of surgical capacity in these settings, with significant implications for healthcare planning in Africa.
A new study suggests that stimulating human lung cancer cells with TLR7 or TLR8 agonists can lead to increased tumor cell survival and resistance to chemotherapy. This approach is being investigated as an adjuvant for anticancer immunotherapies, but caution should be exercised due to these potential risks.
Researchers found that human and mouse embryonic stem cells have distinct responses to growth factors, rendering animal models less reliable for preliminary tests. Human ES cells will remain essential for stem cell research due to their superior performance in tissue differentiation.