The cytoplasm of mammalian cells is actually an elastic gel that creates random waves due to energetic processes in the cell. This new understanding provides a snapshot of the metabolic state of the cell and raises questions about cellular dynamics.
Researchers found that patients taking COX2 inhibitors, such as aspirin or ibuprofen, had a lower breast cancer recurrence rate compared to those not taking these medications. This reduced the risk of ERα positive breast cancer by 50% and extended disease-free periods by more than two years.
A study by the Endocrine Society found that women with vitamin D deficiency were nearly half as likely to conceive through IVF as those with sufficient levels. Women with adequate vitamin D levels had higher-quality embryos and increased chances of successful implantation.
Research finds that parasitic nematodes use olfaction to locate hosts, with distinct odor profiles reflecting host specificity rather than relatedness. The study's findings suggest targeted traps or repellents could be developed to control nematode infections.
Researchers at the Salk Institute have identified a key control mechanism on regulatory T cells that maintain immune system balance. Removing a specific genetic sequence in Foxp3 destabilizes these cells, leading to autoimmune disease in animal models.
A strong association has been found between severe untreated obstructive sleep apnea and the risk of elevated blood pressure despite aggressive medication use. The odds of resistant elevated blood pressure were four times higher in participants with severe sleep apnea.
A new study in the Annals of Global Health highlights the urgent need for substance abuse programs in developing countries. The study calls on policymakers to design effective programs that meet known population needs, adapting models like Alcoholics Anonymous to fit different cultural norms.
Researchers create RNA origami structures by encoding folding recipes into single-strand RNAs, allowing for self-folding and organization of molecules on the nanoscale. The method has potential applications in cellular engineering, biochemical factories, and molecular scaffolds.
Researchers at UTSA have identified key factors limiting veterans' ability to secure jobs and offer strategies for organizations and veterans to enhance their access. The study highlights the importance of addressing stereotypes, educating decision-makers about military skills transfer, and creating a culture that values hiring veterans.
The Arctic Radiation IceBridge Sea and Ice Experiment (ARISE) aims to study the effect of sea ice retreat on Arctic climate. ARISE will conduct research flights over the Arctic from Aug. 28 to Oct. 1, collecting data on ice, clouds, and radiation balance.
Melanoma cells that have spread to the lungs can be killed by highly specialized immune cells called natural killer cells. The discovery reveals a new target for boosting or depleting these immune cells to treat disease.
Researchers explore adipose-derived stem cells as a tool for improving nerve regeneration through bioengineered nerve grafts, aiming to revolutionize peripheral nerve repair. Adipose-derived stem cells have shown potential to stimulate improved nerve regeneration and could replace current clinical approaches.
A team of scientists has found seven tiny grains captured by Stardust, likely visitors from interstellar space. The particles are diverse in terms of chemical composition and structure, with some having a fluffy structure like snowflakes.
Researchers found that states with stronger alcohol policies have a lower likelihood of binge drinking, with higher taxes and reduced outlets accounting for half of the effect. This study highlights the importance of evidence-based policy decisions in reducing alcohol-related deaths and economic costs.
Research reveals that altering the intestinal microbiota during infancy can have lasting metabolic consequences, increasing the risk of obesity and diabetes in adulthood. Disrupting beneficial gut bacteria with antibiotics during critical developmental windows may lead to obesity and metabolic problems.
Researchers have developed a multipronged strategy to eradicating the hidden reservoir of infected cells in the body. A 'shock-and-kill' approach involving inducers and virus-fighting antibodies shows promise for curing HIV-1 infection in humans.
A study of 1,038 adults with diabetes found that diabetic macular edema (DME) prevalence is 3.8% overall, with higher odds among non-Hispanic black patients and those with longer diabetes duration and higher hemoglobin A1c levels.
Researchers use protein-engineering techniques to force chromatin fiber into looped structures that activate genes regulating fetal hemoglobin, which is not affected by the inherited mutation causing sickle cell disease. The approach may give rise to a new therapy for the debilitating blood disorder.
NASA's Aqua satellite captured a visible image of Tropical Storm Karina on August 13, revealing a concentration of strong thunderstorms around its center. The storm is strengthening and expected to become a hurricane late on August 14 as it moves westward through the Eastern Pacific Ocean.
A new study suggests that early antibiotic exposure disrupts the gut microbiome, permanently altering metabolism in mice. Researchers found that mice exposed to low-dose penicillin during pregnancy or nursing were more susceptible to obesity and metabolic abnormalities than those exposed later in life.
Studies on Fukushima radiation impact birds, monkeys, butterflies, and plants with population declines, genetic damage, and stress responses observed. Chronic low-dose radiation exposure results in genetic damage and mutation rates in reproductive cells.
A recent study found that replication studies in education research are severely lacking, with less than one percent of published articles being replications. Most replications were successful, but the quality and frequency of replications vary greatly depending on factors such as authorship overlap and journal publication policy.
Researchers at Trinity College Dublin found that women taking regular aspirin before diagnosis had lower rates of breast cancer spreading and death. The study suggests a possible link between aspirin use and reduced mortality from breast cancer, with further research needed to understand the mechanism and optimal dosage.
Research suggests that HDAC inhibitors used to flush out HIV from infected cells may also suppress the immune system's ability to target and eliminate these cells. This finding has significant implications for the development of effective HIV eradication strategies.
Researchers developed small-molecule drug candidates that interfere with the synthesis of an abnormal protein, playing a key role in both diseases. The study also discovered biomarkers to test the efficacy of these therapies and found toxic proteins in spinal fluid that could become an enrollment tool in human clinical trials.
A new experimental chikungunya vaccine performed well in an early clinical trial, eliciting neutralizing antibodies in all participants and providing durable protection for at least 11 months. The vaccine, a virus-like particle (VLP) vaccine, was delivered without an adjuvant and prompted a robust immune response.
Long antibiotic treatments are ineffective against slowly growing bacteria that persist in tissues, leading to ongoing disease. Slowly growing pathogens dominate treatment, posing a risk for relapse despite effective initial therapy.
Researchers at VCU Massey Cancer Center found that protein AEG-1 interferes with retinoic acid's ability to treat leukemia and liver cancer, highlighting a potential target for new therapies. The study's results could impact the treatment of countless cancer patients by enabling doctors to screen for AEG-1 expression levels.
A study led by Johns Hopkins Medicine found that at least one in 10 inner-city children has a food allergy, with peanuts being the most common allergen. The study also suggests that early-life exposure to certain microbes may play a protective role against food allergies.
Tropical Storm Julio is located over 700 miles away from Hawaii, with maximum sustained winds of 65 mph. The storm is expected to weaken and turn north by August 15.
Researchers found that hoopoes' eggs change from bluish-grey to greenish-brown when exposed to preen gland secretion, which contains antimicrobial properties. This color change may serve as a signal about the mother bird's breeding quality.
Scientists at Mayo Clinic and Scripps Research Institute developed a new therapeutic strategy to combat the most common genetic risk factor for ALS and FTD. They discovered a potential biomarker that can track disease progression and measure the efficacy of therapies.
A recent study found that black women are less likely to want to receive kidney transplants from living donors, despite receiving more unsolicited offers from family and friends. Women were also less likely to be evaluated for a transplant, highlighting the need for targeted interventions to alleviate existing disparities.
Research by University of Iowa scientists reveals that cystic fibrosis causes a primary defect in mucociliary transport, resulting in impaired detachment of mucus from airway glands. This leads to airway obstruction, difficulty breathing, and increased susceptibility to lung infection.
Researchers identified specific genes switched on in woodrats that detoxify the creosote plant's toxic resin. The study found two closely related species of woodrat have different reactions to the toxin, with one species exhibiting stress due to unactivated detoxification genes.
Researchers found that NSAID use reduces ERα positive breast cancer recurrence by 50% and extends patients' disease-free period by more than two years. The study suggests a new possibility for reducing breast cancer recurrence among overweight and obese postmenopausal women.
A study found that just a few nerve cells in the thalamic reticular nucleus (TRN) may control the switch between internal thoughts and external distractions. The TRN's firing patterns were altered using laser light, revealing its role in regulating consciousness and mental states.
A new computer algorithm called CellNet has been created to guide stem cell medicine by providing a 'quality assurance' measure for lab-created cells. The algorithm assesses the complex network of genes in engineered cells, comparing them to their real-life counterparts, and provides guidance on improving the engineering process.
Researchers at Columbia University School of Engineering and Applied Science have developed a new non-invasive technique using acoustic pressure to control the size of molecules penetrating the blood-brain barrier. This breakthrough may help improve localized brain drug delivery for treatment of central nervous system diseases like Par...
A Mayo Clinic task force challenges recommendations in the updated ACC/AHA cholesterol treatment guideline, suggesting an individualized treatment approach with emphasis on lifestyle changes before prescribing statins. The task force also recommends considering additional tests to refine cardiovascular risk estimates.
Researchers found Giant South American river turtles have a repertoire of vocalizations for different behavioral situations, including caring for young. The study reveals unique insights into their behavior, with female turtles using specific sounds to call to their newly hatched offspring and synchronize movements.
Researchers have developed a powerful new reactivity called SuFEx that enables the creation of stable, non-polar linkers for making drugs, diagnostics, and smart materials. The breakthrough opens up vast numbers of new molecules for production, with potential applications in fields such as drug discovery, biology, and materials science.
A recent study by York University researchers found that adults with autism are at a higher risk of sexual victimization due to a lack of sex education. The study highlights the importance of improving interventions that focus on sexual knowledge and skill building.
Researchers developed AverageExplorer to tackle vast amounts of visual data, generating an image that represents key features of multiple photos. This tool enables users to quickly sort and analyze images by giving extra weight to specific features.
A recent study reveals that human activity is a significant contributor to glacier mass loss, with a notable increase in recent decades. The research suggests that only about one quarter of global glacier mass loss between 1851 and 2010 was due to anthropogenic causes, but this fraction rose to two-thirds during the last two decades.
Researchers link tree height to climate conditions, finding hydraulic limitation constrains maximum tree height under drier conditions, while resource allocation constrains it in moist areas. The study, led by University of Wisconsin-Madison professor Thomas Givnish, examined Eucalyptus species in Victoria state, Australia.
A Danish study of 68,643 adults found that those with lower education levels were at higher risk of stroke due to smoking and high blood pressure. The risk was particularly high for men, who were more likely to experience a stroke than women, and increased with age.
Researchers developed a technique to control and observe individual electrons in nanoscale defects, enabling the creation of quantum-state snapshots. This breakthrough contributes to quantum information processing and could accelerate development of quantum computing devices.
A study published in Cell reveals that the thalamic reticular nucleus acts as a 'switchboard' directing sensory signals during wakefulness and internal information during sleep. This 'switchboard' is crucial in attention and sleep, with faulty cells potentially disrupting filtering of information in psychiatric disorders.
Fecal microbiota transplantation (FMT) shows promise in treating a broad range of gastrointestinal disorders, including irritable bowel syndrome and inflammatory bowel disease. A new orally delivered community of microbes has been developed to address the challenges of FMT.
Researchers analyzed seven grains of possible interstellar dust, finding they are more complex in composition and structure than previously imagined. The analysis opens a door to studying the origins of the solar system and possibly the origin of life itself.
The partnership allows Pediatrix clinicians and neonatal nurse practitioners to experience high-fidelity simulators in UT Arlington's Smart Hospital without traveling to campus. The initiative enables competency assessment exercises with improved outcomes, particularly for low-volume procedures.
Scientists discovered that people learn new motor tasks faster when they recall the errors made during the first attempt. The brain uses this information to fine-tune its performance and adapt to future similar tasks. This study sheds light on how our brains learn from mistakes.
Researchers analyzed near-real-time data from the April 1 earthquake in Iquique, Chile, and found that it occurred on a fault gap not ruptured since 1877. The study suggests that while the current stress was not released during the quake, it leaves open the possibility of another significant event.
The University of Texas at Arlington has received a grant from the Walmart Foundation to develop a robotic small motors assembly and testing system. This project aims to reduce manufacturing costs and enable goods produced in the US that were formerly built overseas.
Regular use of aspirin or other NSAIDs has been found to reduce the risk of hormone-related breast cancer recurrence by half in overweight and obese women. The study suggests that limiting inflammatory signaling may be an effective approach to altering the cancer-promoting effects of obesity.
Researchers developed Easy Leaf Area to accurately measure leaf area from digital images in seconds, essential for estimating crop yields and plant growth. The software can process hundreds of images and save results to a spreadsheet-ready CSV file.
Researchers developed a new computational method to study disease-causing genes, starting with Plasmodium falciparum malaria. The method allowed for the prediction of protein functions and revealed the role of EXP1 in detoxifying metabolic byproducts and drug susceptibility.
A self-organizing swarm of 1,024 robots creates complex shapes by following simple programmed rules, showcasing collective artificial intelligence. The Kilobots overcomes individual limitations through a smart algorithm, guaranteeing task completion and demonstrating the potential for large-scale robotics.
A new study presents a formal model to predict how countries will regulate hydraulic fracturing, helping companies assess risks and benefits. The model uses multi-criteria decision analysis to aggregate various inputs into a ranked list of policy alternatives.