Researchers at H. Lee Moffitt Cancer Center are developing a blood test using microRNAs to identify and characterize precursor lesions that can progress to pancreatic cancer. The test may help differentiate between low- and high-risk lesions, allowing for more informed personalized medical management decisions.
Research suggests that fetal microchimerism can have both cooperative and competitive effects on maternal health, depending on the context. Fetal cells may provide benefits by migrating to damaged tissue and repairing it, while also contributing to inflammatory responses and autoimmunity in some cases.
Researchers at IRB Barcelona found that tumor suppressor genes restrict the growth of neighboring cell populations, a mechanism that may contribute to cancer development. This discovery could provide insight into the early events of tumorigenesis and the selection of tumour-initiating cells.
Jae Kyoung Kim's research uses mathematical modeling and synthetic biology to understand how biological circuits generate and sustain stable rhythms. The study found that a novel bacterial circuit generates robust rhythms under various conditions, providing insights into the fundamental mechanism of rhythm generation in biological syst...
Tropical Storm Kilo displays a giant comma shape in infrared imagery from NASA's Aqua satellite, indicating powerful thunderstorms with heavy rainfall potential. The storm is forecasted to strengthen and become a hurricane over the next couple of days.
A new study published in the American Journal of Psychiatry has discovered a predictive fMRI-derived measure that significantly predicts patients' response to antipsychotic medication. This breakthrough enables the use of brain scans as a tool for guiding treatment and improving patient outcomes.
The Gerontological Society of America has selected Eric R. Kingson as the recipient of the 2015 Donald P. Kent Award, recognizing his exceptional professional leadership in gerontology through teaching, service, and practice. Kingson is a professor at Syracuse University and has written extensively on politics and economics of aging, r...
A research group in Japan and Korea found that certain dipeptide species support CML stem cell activity. Pharmacological inhibition of nutrient uptake decreased CML stem cell activity in vivo, suggesting a potential therapeutic target for CML therapy. This discovery may provide concrete benefits to patients with CML.
Research by Dr. Fabrice Jollant found that high-risk decision-making among parents of individuals who committed suicide may contribute to their vulnerability. The study suggests that cognitive training and neurostimulation techniques can help improve decision-making skills, reducing the risk of suicide.
A patient with an immune deficiency has shed large amounts of live polio virus in their stool for over 20 years, posing a risk to global polio eradication. The highly mutated strain has acquired mutations that reverse the attenuating features of the vaccine strain, making it more difficult to neutralize.
Eyes with peripheral diabetic retinal lesions have a three-fold increased risk of progression to advanced stages of vision-threatening diabetic retinopathy. The findings suggest that wider field imaging may change how diabetic eye disease is evaluated and treated.
Researchers at Monash University developed a new non-invasive image processing technique to visualize embryo formation, challenging the prevailing model of cell placement. This breakthrough offers potential for improving IVF success rates by selecting embryos with optimal inter-cellular forces.
Smiling Brazil launched in 2004 and incorporated oral health into the public healthcare system, adopting an integral care approach. The policy has shown positive results in oral health epidemiological indicators, financial investment, and professional development.
A new study suggests that fish oil diets are more effective than lard diets due to the presence of certain gut bacteria. Mice transplanted with gut microbes from a fish oil diet showed reduced weight gain and inflammation compared to those with lard diet microbes.
Researchers developed a model to simulate Mediterranean tsunami impact, showing how waves would hit and flood coastal areas in southern Italy and Greece. The study highlights the need for local authorities to identify vulnerable areas and plan defense strategies.
Researchers at UC San Francisco discovered that the adaptive immune system plays a role in guiding the normal development of mammary glands in mice. The immune system puts brakes on cell growth to fine-tune structure, a process that may also apply to other organs such as the prostate gland and skin.
A recent study suggests that nitroglycerin could be repurposed as an anti-cancer treatment by improving tumor oxygenation and delivering anticancer drugs. The medication, traditionally used for chest pain, has excellent potential for patient benefit without significant side effects.
The discovery reveals protein structural changes that could inform treatments for inflammatory conditions such as heart disease and colon cancer. The researchers found that two proteins, Tollip and Tom1, work together to regulate the turnover of cell-surface receptor proteins that trigger inflammation.
A decade-long study shows growth hormone continues to reduce fracture risk and maintain bone density in postmenopausal women with osteoporosis. The treatment's effects were found to last for years after it was administered.
Research found adolescents with ADHD showed differences in brain structure and poor memory performance compared to peers, suggesting ADHD may persist into adulthood. Grey matter deficits in the caudate nucleus region were linked to poorer memory function.
Hurricane Ignacio strengthened to a hurricane after showing very cold cloud tops, indicating stronger uplift in tropical cyclones. The storm's maximum sustained winds increased to near 85 mph with forecasted peak strength on August 29.
A large international randomized clinical trial found that cervical pessary insertion did not reduce spontaneous preterm births or neonatal complications in women with twins. The study, published in the American Journal of Obstetrics and Gynecology, included 1,180 twin pregnancies and showed no significant differences between groups.
A new MIT study finds that large seasonal changes in desert dust can dramatically affect surface phytoplankton, which rely on iron as a main nutrient for growth. The team determined that iron has a very short residence time in ocean waters, lasting only six months before sinking into the deep ocean.
Tropical Storm Kilo has bands of thunderstorms wrapped more than halfway around the system, affecting Johnston Island and expected to bring 5-10 inches of rainfall. Sea surface temperatures are near 29C, promoting strengthening and potential hurricane formation after passing the island.
A new testing method developed to accurately detect PMS2 gene mutations has been shown to improve diagnosis and support genetic counseling and medical management for individuals with Lynch syndrome. The approach combines targeted capture next-generation sequencing, multiplex ligation-dependent probe amplification, and long-range PCR fo...
A Swedish study found inadequate levels of iodine among pregnant women, highlighting the need for targeted interventions to optimize nutrition during pregnancy. The median urinary iodine concentration was significantly lower than recommended minimum levels.
A study found that climate change can rapidly alter plant genetic diversity, but also enable an 'evolutionary rescue' through increased adaptability. The research suggests that genetic diversity may buffer plants against harmful effects of climate change.
Research finds that fishermen in Turks and Caicos Islands are increasing the local prevalence of a disease affecting turtle populations worldwide by selectively harvesting healthy creatures and throwing back infected animals. The study, published in Frontiers in Marine Science, suggests that this practice has the opposite effect of cul...
Brain cells in Parkinson's disease are vulnerable due to high energy consumption, which can lead to exhaustion and cell death. This discovery may lead to new treatment strategies for reducing energy consumption or improving energy production in neurons.
A study of 44,044 Medicare patients with early-stage breast cancer found that the 21-gene recurrence score assay was associated with decreased chemotherapy use in high-risk patients and increased use in low-risk patients. The genetic test appeared to influence chemotherapy use regardless of age.
Researchers found a correlation between gene variants and aggression in children, particularly those who react strongly to negative experiences. The study supports the 'differential susceptibility' theory, suggesting some individuals are more susceptible to environmental conditions partly due to their genotype.
Researchers identified a new virus, AAV2, associated with rare liver cancer cases without cirrhosis or known risk factors. The virus targets genes involved in cell proliferation, leading to excessive expression and potentially favoring tumor development.
Tropical Storm Jimena strengthens with deep convection and banding around its circulation. The storm is forecast to become a hurricane on August 27, with rapid intensification possible within the next 24 hours.
Research reveals that cytoskeletal tension can alter the structural organisation of the nuclear envelope, affecting chromatin structure and gene reading. This complex process, known as mechanotransduction, has significant implications for understanding cellular differentiation and development.
A team of astronomers discovered 48 Dust Obscured Galaxies (DOGs) using the Hyper Suprime-Cam instrument on the Subaru Telescope. These rare galaxies are thought to harbor rapidly growing black holes, providing insights into the co-evolution of galaxies and supermassive black holes.
A Florida State University engineer has developed a highly efficient and low-cost LED technology using organic and inorganic materials. The new material requires only one layer to create the desired product or effect, making it simpler to manufacture than existing products.
Researchers found a clear transition in catches at depths of 600 to 800 meters, with significant increases in biodiversity and discarded biomass. The study suggests that a depth limit at around 600 meters could have specific conservation benefits.
Researchers at the Salk Institute have identified a critical difference in how cells respond to DNA breaks versus viral infections. The discovery reveals that cells can selectively neutralize viral DNA without triggering a global response, which could lead to the development of new cancer-selective viral therapies.
Teenagers who identify with the goth subculture are more likely to experience depression and self-harm, according to new research. The study found that young people who strongly identified as goths at age 15 were three times more likely to be clinically depressed by age 18.
A recent massive study, conducted by over 270 researchers on five continents, reported that independent researchers could replicate less than half of the original findings. This challenges the validity of some scientific findings and highlights the difficulty in achieving reproducible results.
A new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that interrupting sedentary behavior with short walking breaks can improve children's blood sugar levels. This benefit was observed even after a sugary drink was consumed, suggesting potential long-term benefits for metabolic health.
Researchers elucidated dynamin's role in forming a screw-like structure to constrict and release vesicles. Specific mutations impairing dynamin function are linked to congenital muscle disorders.
Researchers have observed a massive transformation in galaxy structure, with disc-shaped galaxies becoming oval-shaped galaxies. The study provides the first direct evidence of this 'metamorphosis' and sheds light on the processes that caused it.
A new study found that people with Type 2 diabetes took more antibiotics in the years leading up to their diagnosis compared to healthy controls. Narrow-spectrum antibiotics like penicillin V were particularly associated with a higher risk of diabetes.
A new study from UEA reveals that high protein intake from plant-based sources is associated with lower blood pressure, while animal-derived amino acids are linked to reduced arterial stiffness. Increasing protein-rich food consumption could be a valuable way to reduce cardiovascular disease risk.
The University of Oklahoma is developing a faster, more advanced imaging radar to provide unprecedented resolution and flexibility in storm surveillance. The new system will enable scientists to study tornadoes, hurricanes, lightning, and other phenomena on an incredible time and spatial scale.
Scientists have identified 18 proteins crucial to the transformation of fungal spores into disease-causing yeast, offering hope for preventative treatments. By blocking these proteins, researchers aim to prevent the spread of meningitis and other fungal diseases.
Researchers found that HIV's cell-to-cell transmission is the primary mechanism for massive CD4 T cell death, leading to the progression from HIV to AIDS. Disrupting this transmission effectively stopped cell death.
A team from the University of Pittsburgh School of Medicine identified the molecular mechanisms behind resilience to tinnitus and a possible drug therapy that could reduce susceptibility. The study found that mice exposed to loud noise but not developing tinnitus show a transient reduction in KCNQ2/3 channel activity.
Daily changes in nuclear positioning of circadian genes regulate their activity with a 24-hour period. Researchers identified two proteins PARP1 and CTCF that bring genes to the periphery, promoting silent state.
Researchers investigate the effects of shock waves on the brain to design helmets that can withstand penetrating blasts from IEDs. The goal is to develop specifications guiding the development of new personal protection systems for soldiers.
A study on túngara frogs reveals the 'decoy' effect, where females choose less attractive mates over more appealing options when a third, inferior mate is introduced. This challenges rational choice models used in sexual selection theory and highlights the influence of context on mating decisions.
Researchers at RIKEN and Hiroshima University create technique to analyze metabolites, hormones, nutrients, and lipids in individual cells using nanospray tip and mass spectrometer. This breakthrough could speed up understanding of molecular distribution in time and space, transforming agricultural science.
A research team has discovered a mechanism to mimic a viral infection in colon cancer stem cells, which could potentially trigger an immune response to fight the disease. Decitabine, a chemotherapy drug, is identified as a potential target to induce viral mimicry and activate an anti-viral response.
Researchers at UNH have developed a new method to identify the nursery grounds of winter flounder using otoliths, revealing regional groupings for stocks from Cape Cod to New Jersey. This technology could help restore plummeting populations along the East Coast and protect essential habitats.
Protein misfolding diseases are rising in incidence and seeing increasing financial and healthcare burden. Recent advances in understanding these disorders provide fresh ideas for their future therapy.
Researchers at Ruhr-University Bochum found that mental focussing can improve tactile acuity by 17 percent after a four-day Zen-retreat. This improvement is comparable to those achieved through intense long-term training or physical stimulation, challenging the current understanding of neuroplasticity.
Researchers found that degenerating neurons in patients with Alzheimer's disease responded to gene therapy treatment by showing heightened growth, axonal sprouting, and activation of functional markers. The study suggests that nerve growth factor is safe over extended periods and merits continued testing as a potential AD treatment.
A new study maps potential wind-power sites and nesting patterns of golden eagles, revealing 'sweet spots' where wind power can coexist with eagle habitats. The research provides a framework for industry and managers to assess potential development and minimize bird deaths.
Research suggests tropical songbirds invest more resources in their offspring, leading to higher survival rates, whereas temperate species prioritize quantity over quality due to high mortality rates among young adults.