Researchers at WashU Medicine found that disabling an enzyme that attaches sugars to a hormone increased fertility levels in mice by nearly 50 percent. The altered hormone regulation may be used to enhance human fertility.
A new study from the University of Rochester Medical Center warns that temporary separations from one or both parents before kindergarten can predict disadvantages in the classroom. Children who experience separation scored significantly worse on measures of learning and pre-literacy skills, but fared better on expressive language and ...
A new study has found that antimicrobial ingredients in personal care products, such as triclosan and triclocarban, persist in estuarine sediments and can harm aquatic life. The study also discovered a potential pathway for the breakdown of these chemicals, but notes that their continued use poses significant environmental risks.
CAPHOSOL, an advanced electrolyte solution, has been shown to relieve oral mucositis and improve quality of life for cancer patients. The study found that 95% of patients reported favorable OM scores and high levels of patient and practitioner satisfaction with CAPHOSOL.
The milk-derived dietary supplement AmealPeptide has been shown to significantly reduce daytime ambulatory systolic blood pressure by 3.6 mmHg and 24-hr systolic blood pressure by 6.2 mmHg in two placebo-controlled trials, confirming its safety and efficacy for patients with Stage I and Stage II hypertension.
A new study suggests that the depth of cancer penetration in the bowel wall affects survival rates, and proposes changes to current guidelines. Patients with thin lesions confined to the bowel wall have better survival outcomes than those with thicker cancers.
Scientists at the University of the Basque Country have developed robots with improved precision control using shape-memory alloys. These materials enable precise positioning, making them suitable for applications such as machine tooling and large-dimension telescopes.
Scientists at The Wistar Institute have developed a novel enzyme inhibitor that effectively blocks a key biochemical pathway in cancer development. By targeting the PI3K enzyme, the agent shows promise in treating melanoma by dampening overactive enzyme activity that leads to uncontrolled tumor growth.
Researchers discovered extensive deep-sea coral habitats off the coast of North Carolina, containing commercially valuable fish populations and many newly discovered species. The reefs are important habitats for several species and contain historical data about changing ocean climate and productivity.
A Phase III clinical trial found that everolimus significantly delays cancer progression in patients with metastatic kidney cancer. The study showed a 26% reduction in disease progression after six months compared to the placebo group.
A team of international scientists mapped and analyzed geologically young faults in Sichuan Province, finding clear evidence of slip during the last few thousands of years. The faults showed rates of slip varying between fractions of mm per year to possibly many mm per year.
The National Institute of Standards and Technology (NIST) has developed Standard Reference Materials (SRMs) for bitter orange, a compound used in herbal weight-loss products. Researchers can use these materials to develop and test analytical methods, as well as ensure the quality of their measurements.
Researchers at NIST have developed a new class of materials that can store relatively large quantities of hydrogen for later release. The material combines lithium amide with lightweight metal hydrides, resulting in improved hydrogen storage properties.
Researchers have developed a novel method to expand natural killer cells from umbilical cord blood, effectively killing human leukemia cells in mice. The treatment demonstrates significant cytotoxic activity against both acute lymphocytic leukemia (ALL) and acute myelogenous leukemia (AML).
Dr. Kristina M. Johnson, an IEEE Fellow and electrical engineer, received the John Fritz Medal for her internationally acknowledged expertise in optics and optoelectronic switching technology. She was also recognized for increasing women engineering faculty at Duke University.
Researchers developed nanoparticles consisting of metallic iron with a protective carbon coat that could serve as a safe and effective hyperthermia agent. The carbon coating prevented the iron from rusting, allowing heating at greater temperatures and reducing cytotoxic effects on normal cells.
Researchers at Mayo Clinic found a correlation between women who underwent pre-surgical breast MRI and an increased rate of mastectomy. The study suggests that MRI may lead to greater anxiety, prompting patients and physicians to choose mastectomy over lumpectomy.
Researchers at Goethe University Frankfurt have made the first measurement of entangled states in nitrogen, resolving a long-standing debate on electron localization. The study uses COLTRIMS technology to probe the pathways of two electrons, demonstrating that electron location can only be determined for the complete system.
A new study by the American Urological Association finds that elderly men experiencing moderate to severe lower urinary tract symptoms are significantly more likely to fall. Symptoms such as urinary urgency and nocturia increase the risk, highlighting the need for precautions to prevent falls.
The International Association for Dental Research and GlaxoSmithKline Consumer Healthcare announced the winners of the 2008 IADR/GSK Innovation in Oral Care Awards. Three researchers were recognized for their innovative work on reducing oral biofilm and targeting post-transcriptional signaling for periodontitis.
A new study reveals that prostate cancer screening programs and access to urologists are significantly linked to reduced mortality rates. The research, presented at the AUA 2008 conference, found that higher urologist population densities and PSA screening rates correlate with lower mortality rates.
A new study led by Duke University researchers found that lung cancer patients can tolerate exercise after surgery, leading to improved tolerance for physical activity and better overall quality of life. The 14-week study showed significant gains in aerobic fitness and reduced fatigue among participants.,
A study reveals that immune killer T cells induce cell death by disrupting mitochondria in two distinct ways, targeting enzymes and reactive oxygen production. This understanding provides a new insight into the major T cell defense pathway against viral infections and cancer.
Scientists at the University of Chicago have explained the physics governing how thin materials transition from wrinkles to folds under compression. The study's findings have implications for the design of foldable electronics and the production of synthetic lung surfactant for therapeutic uses, with potential applications in both fields.
Researchers at MIT have developed ultrathin films made of polymers that can control bacterial adhesion, offering a potential solution for reducing hospital-acquired infections. The films can be designed to prevent hazardous bacteria accumulation or promote growth of desirable bacteria.
A pilot study will be conducted in Vinh City, Vietnam, to screen people at high-risk for pre-diabetes and diabetes. The screenings will be coupled with community awareness and healthy living programs to promote a lifestyle modification program over three months.
A study presented at the American Society of Clinical Oncology annual meeting found that adding epratuzumab to standard chemotherapy (R-CHOP) resulted in a 95% response rate and 63% disease-free survival in patients with diffuse large B-cell lymphoma. The treatment was well-tolerated, but final results will be reported next year.
A new study from the University of Minnesota has identified a key receptor molecule involved in the development of sun-induced skin cancer. Researchers found that UV light triggers this molecule to change state, allowing it to interact with cannabinoid compounds found in marijuana, leading to an increased risk of skin cancer.
Researchers suggest a novel approach to reducing VEGF-induced vision loss by targeting Src kinases, offering a potential alternative to painful eye injections. Leaky Ca2+ release channels in the brain and heart may also contribute to seizures and irregular heartbeats in individuals with certain inherited disorders.
A new study suggests that targeting and disabling a protein in melanoma tumors can make them more vulnerable to chemotherapy. Researchers found that combining targeted therapy with melphalan chemotherapy reduced tumor size by up to 30-fold, compared to chemotherapy alone.
Researchers at Duke University Medical Center found that chemotherapy can boost the immune system's response to cancer vaccines, potentially improving their effectiveness. In a phase I study, patients who received multiple doses of chemotherapy along with a vaccine showed enhanced immune responses.
Researchers found that patients with high LDL cholesterol and increased serum cholesterol were up to 2.5 times more likely to experience a biochemical relapse after radical prostatectomy. Poor cholesterol management may affect not only prostate cancer risk but also biomedical recurrence after surgery.
Researchers found a 27% reduced incidence of prostate cancer in mice on a low-fat diet compared to those on a Western-style diet. The study suggests that lowering dietary fat intake may slow the growth of precancerous cells and prevent prostate cancer development.
The American Urological Association is calling for legislative action to cover erectile dysfunction therapy after radical prostatectomy. Researchers found that the costs of ED treatment are significantly less than breast reconstruction, but current insurance policies do not provide coverage for men with ED following prostate surgery.
A team of 23 scientists examined the effects of controlled burns and forest thinning on western Ponderosa pine ecosystems. They found that tree growth increased after thinning, but with a single canopy layer, while controlled burns had little impact on large trees but harmed smaller ones.
Researchers found that African-American men with a family history of prostate cancer are unlikely to develop the disease if their baseline PSA level is below the age-specific median. In contrast, those with high baseline PSA levels are more likely to develop prostate cancer, even with other risk factors.
Researchers apply Six Sigma methodology to improve energy efficiency at a thermal power plant, detecting faults in steam and water analysis systems and implementing cost-saving measures. The study finds significant energy savings of over three-quarters of a million dollars annually.
A study published in Clinical Cancer Research found that genetic polymorphisms are associated with a lower risk of prostate cancer among Hispanic men. The research suggests that these genetic variations may help clinicians predict who is more likely to develop the disease, potentially reducing unnecessary screenings and treatments.
An obese population requires 18% more food energy to maintain daily living activities compared to a normal population, resulting in increased global food demand. Promoting walking and cycling through transport policies can reduce obesity and decrease food prices by reducing transportation fuel consumption.
Researchers discovered over 50 types of visual illusions that help us perceive the present moment. Assistant Professor Mark Changizi organized these illusions into a 'periodic table' that can predict a broad pattern of future seeing powers.
A quality-control audit found high compliance with Fox Chase Cancer Center's Partners program, which shares advanced cancer treatment guidelines with community hospitals. The study suggests that this partnership is an effective model for quickly disseminating advances in cancer treatment.
Shorebirds like phalaropes exploit contact angle hysteresis and capillary ratchets to propel food into their mouths, overcoming gravity. The efficiency of this process depends on beak shape and wettability, making it vulnerable to oil spills.
Researchers found that smaller primates have an evolutionary edge due to their ability to climb with minimal energy expenditure. This discovery challenges the longstanding assumption that climbing is energetically expensive for all primates.
Researchers found that a single PSA reading taken at age 44-50 can predict prostate cancer diagnosis up to 30 years subsequently, even in men below age 40. The study suggests possible prolonged periods of prostate cancer pre-malignancy and the relationship between PSA and advanced cancer development.
Researchers at Georgetown University Medical Center have developed a blood test that can predict treatment efficacy in metastatic breast cancer patients. The test measures circulating tumor cells and has been shown to be a reliable predictor of disease progression.
A team of scientists found that human-caused nitrogen compounds entering the ocean may remove up to 10% of carbon dioxide from the atmosphere. However, this gain is offset by the release of nitrous oxide, a powerful greenhouse gas.
Collaboration between physicians and dentists is essential for improving the early detection and treatment of patients with osteoporosis. Oral health maintenance plays a vital role in managing osteoporosis, and healthcare professionals should discuss patient care decisions with the physician.
Research suggests patients with metabolic syndrome disorders may be more likely to develop uric-acid stones. The study also found that patients presenting with uric acid stones could benefit from additional health screenings to identify related arteriosclerotic diseases.
Researchers discovered that Lake Washington sticklebacks adapted to increased trout predation after water transparency improved, leading to rapid evolution of bony armor. The study found that genetic variation and the Eda gene played key roles in this process.
A new study reveals that among billions of HIV variants, only a few lead to sexual transmission. The researchers used genetic analysis and mathematical modeling to identify precisely those viruses responsible for HIV transmission.
Researchers have discovered a critical flaw in the standard method for analyzing gene evolution, particularly for genes encoding multi-domain proteins. A new tool called Neighborhood Correlation has been developed to correctly identify gene ancestry, which is essential for understanding gene function and regulatory circuitry. The tool ...
A new study by the Society for Research in Child Development found that high-quality emotional and instructional interactions with teachers are key to children's development in pre-K. The research suggests that supportive teacher-child relationships can improve academic, language, and social skills in young children.
Researchers found that green tea polyphenols administered through drinking water improved spatial learning and memory in rats with intermittent hypoxia, mimicking OSA. This suggests that GTPs may represent a potential interventional strategy for patients with sleep-disordered breathing.
The Diabetes Initiative aims to improve diabetes care by increasing the membership of the Diabetes Advisory Board and creating a Web-based version of the Closing the Gap model. The initiative has already shown statistically significant improvements in clinical measures, such as shorter patient office visits and increased annual testing.
A new study reveals that the ancient protein Rho serves a regulatory function in E. coli, maintaining boundaries between genes and silencing toxic foreign DNA acquired through gene swapping. This finding provides insights into bacterial genome organization and suggests potential applications in antibiotic development.
A population-based study of over 5,000 men and women found that obesity and unhealthy lifestyles are associated with a larger number of urinary problems. Women who have had hysterectomies and men who have undergone prostate or bladder surgery also face an elevated risk. The study highlights the importance of considering social economic...
Researchers at RIT's RIDL create a new type of LIDAR detector that can build high-resolution topography and atmospheric property measurements. The device will extend NASA science capabilities for planetary applications, enabling robots and astronauts to navigate and explore celestial bodies with greater accuracy.
The new NOAA ocean observing system in Pascagoula provides mariners with free real-time information on water and wind conditions. This enhancement reduces vessel groundings and increases cargo movement through the port.
Research found that fishing on FADs resulted in tuna with empty stomachs, lower plumpness, and altered migration patterns. The practice may lead to ecological traps for young fish, which could impact the entire life cycle of these species.
The University of Miami's CSTARS will host a library of high-quality images collected via spaceborne C-Band Synthetic Aperture Radar (SAR) to aid in understanding hurricane and typhoon dynamics. The database will provide approved scientists with free access to imagery that can help shape storm models and resource distribution.