A study from Washington University School of Medicine found that a defective gene linked to autism influences how neurons connect and communicate in the brain. Mice lacking this gene formed more connections, leading to difficulties in learning and social interactions.
Researchers at the University of Guelph have discovered the type of stem cell responsible for a gecko's ability to regrow its tail. The study found that the gecko's spinal cord contains radial glia stem cells, which proliferate and form new tissue after injury.
A new study by UC Santa Cruz and University of Cantabria, Spain, has identified hotspots of coastal risks in Latin America and the Caribbean. The Comparative Coastal Risk Index reveals over 500,000 people living in high-risk areas where coastal hazards and poverty converge.
Researchers have discovered the first confirmed human case of 2,3-dioxygenase deficiency, a rare metabolic disorder characterized by excessive serotonin levels. The study, led by Aimin Liu at UTSA, uses advanced instrumentation techniques to document the patient's conditions.
A recent study by Max Planck Florida Institute for Neuroscience researchers found that neighboring dendritic spines within a few micrometers of each other share similar functional properties, regardless of the diversity of sensory features they encode. This discovery suggests that local order in dendritic spine functional properties ma...
Researchers found that different conditions leading to reduced gastric acid secretion alter the stomach's microbial community, influencing tumor risk. The study suggests that manipulating these bacterial communities may lead to new ways to prevent cancer.
Researchers at Oak Ridge National Laboratory developed a method to quickly collect building structure datasets from satellite images, supporting emergency response efforts after hurricanes. They also used neutrons to discover the molecular mechanism responsible for flow in a hydrogen-bonding liquid and studied a semiconducting material...
A large Danish study found that whole grains reduce inflammation in the body and lead to weight loss in overweight adults. The study suggests that choosing whole grains over refined grains can have numerous health benefits, particularly for individuals at risk of cardiovascular disease or type 2 diabetes.
Researchers at Rice University have discovered a novel gene cluster in Mycobacterium dioxanotrophicus PH-06 that expresses an enzyme capable of initiating dioxane biodegradation. This finding could lead to the development of a cost-effective tool for treating contaminated groundwater sites.
Researchers at the University of Georgia sequenced the genome of garden asparagus, shedding light on sex chromosome evolution and aiding breeding efforts. They identified genetic markers that allow breeders to efficiently distinguish male and female plants, paving the way for more efficient development and production of valuable hybrid...
New data reveals 52 million children globally affected by viral hepatitis, highlighting the need for treatment and prevention. Despite declining hepatitis B infections among children, cases of hepatitis C are expected to continue growing due to lack of programs for pregnant women living with the virus.
A portable holographic field microscope can rapidly identify diseased cells, including those infected with malaria. The device uses digital camera sensor technology and advanced algorithms to provide quick and accurate diagnosis, reducing the time and cost associated with traditional laboratory testing.
The DAPT STEMI trial found that six months of dual antiplatelet therapy was non-inferior to twelve months in STEMI patients receiving drug-eluting stents, questioning the need for extended duration DAPT. The study's results suggest that STEMI patients may not benefit from prolonged DAPT therapy beyond six months.
Researchers from CHOP and Penn Nursing found that mindfulness can be a helpful tool for mothers to pause and be present in the moment, reducing stress and improving focus. The study suggests that mindfulness should start early, preferably immediately after the prenatal CHD diagnosis, and can be more accessible than traditional meditation.
A study published in the Journal of Neuroscience suggests that low oxygen levels, not limited blood flow, cause preterm brain cells to fail normal development. This finding opens up opportunities to restore oxygen loss and potentially reduce life-long impacts of preterm brain injury.
Preclinical studies demonstrate onalespib's effectiveness in inhibiting HSP90, reducing cell-survival proteins and tumor growth. The agent shows promise as a single treatment or in combination with temozolomide for glioblastoma patients.
Researchers at UC Davis developed a simplified method to produce extremely low-density palladium nanofoams, which have potential applications in hydrogen fuel cells. The new technique achieves high loading capacity and excellent thermodynamic stability, making it an ideal candidate for industrial-scale use.
Researchers developed a new three-step system targeting and eliminating colorectal cancer using nuclear medicine. The treatment achieved a 100-percent cure rate in mouse models without toxic effects.
A University of Washington study found a direct connection between toxic air and mental health, with fine particulate matter linked to increased psychological distress. The study, which controlled for other factors, showed that even moderate levels of pollution can be detrimental to health, particularly among specific populations.
Longtime advocates Paul T. Conway and Richard Knight received the ASN's President's Medal for their significant contributions to the fight against kidney diseases, including improving access to treatment and increasing funding for research and treatment innovations.
Researchers identified four genes - KRAS, CDKN2A, SMAD4, and TP53 - that influence pancreatic cancer survival. Patients with three or four altered genes had poorer disease-free and overall survival rates compared to those with single or dual alterations.
The SENIOR trial found that a Synergy bioabsorbable polymer DES with shorter dual antiplatelet therapy (DAPT) is more effective than a bare-metal stent in elderly patients. This new strategy reduces adverse events without increasing bleeding risk, suggesting a change in recommended PCI strategies for this age group.
A new study describes the 3D printing of Shape Memory Polymers to produce active meta-materials that can change shape and recover their original state when heated. The researchers demonstrate that these 4D structures can achieve large area changes of up to 200% within a programming and recovery cycle.
Researchers developed a 4-in-1 flu shot that provides broad protection against influenza by targeting ancestral genes of four major strains. The vaccine was shown to be effective in mice, with those receiving the highest dose not getting sick.
A large observational study of nearly 49,000 Malaysian heart attack patients found a significant 10-year decline in blood cholesterol levels. This trend is opposite to the national average and suggests that statins may be responsible for the decrease in cholesterol levels among ACS patients.
Researchers develop a method for assembling colloidal clusters using origami DNA, allowing precise control over particle orientation and properties. The technique enables the creation of clusters with specified chirality, which could lead to improved understanding and utilization of particles with unique optical or magnetic properties.
A new USC-led study suggests that estrogen treatment after menopause can mitigate the negative effects of stress on working memory. Women taking estrogen-only therapy had lower cortisol levels and better performed on tests following exposure to stress compared to those receiving a placebo.
Regular consumption of sugar-sweetened beverages like soda and juice is associated with an increased risk of developing type 2 diabetes and metabolic syndrome. A review of 36 studies found that frequent intake of these beverages contributes to the onset of cardiometabolic diseases, including high blood pressure and heart disease.
Researchers found that activating programmed cell death (necroptosis) in white blood cells leads to inflammation and auto-antibody attachment, contributing to disease progression. Inhibiting necroptosis may offer a new treatment approach for ANCA vasculitis.
A team from the University of Pennsylvania discovered how chromosomes bias their chance of getting into a sex cell by exploiting asymmetry in the cell-division process. This bias can lead to errors in gamete formation, causing miscarriages and conditions like Down's syndrome.
Two studies reveal that gut bacteria play a crucial role in cancer treatment response, with certain beneficial microbes linked to improved survival and efficacy of immunotherapy. Patients with healthier gut flora tend to have more immune cells that can target tumors.
Pillared graphene's thermal transport was found to be faster with wrinkles due to reduced phonon scattering. The optimal configuration involves three octagons instead of six heptagons, facilitating a smoother turn without significantly stressing the graphene.
Researchers at Cold Spring Harbor Laboratory have elucidated the mechanism by which newborn neurons migrate to their target destinations in the olfactory bulb. This process is crucial for maintaining proper neural function and may hold promise for treating brain disorders.
The Brain & Behavior Research Foundation has awarded over $13.6 million in Young Investigator Grants to 196 promising young scientists, supporting innovative research into psychiatric disorders affecting one in five people. The grants aim to identify causes, improve treatments and develop prevention strategies for conditions like addic...
A recent study published in Cell Reports found that the protein iRhom2 regulates the release of important molecules triggering the inflammatory response. This mechanism is also crucial for controlling growth factors associated with certain cancers.
Researchers at Beth Israel Deaconess Medical Center identified specific neural circuitry responsible for rousing the brain of mice in simulated apnea conditions. The findings suggest that PBelCGRP cells wake up the brain and are necessary for arousal, providing a potential target for interventions to treat obstructive sleep apnea.
Researchers have identified a connection between the PI3K pathway and telomere protection, revealing a potential target for cancer treatment. Inhibition of PI3K reduces TRF1 levels, leading to chromosome destabilization and cancer cell death.
A team of international experts has re-evaluated a radical proposal to split dinosaurs into two new groups, finding that the evidence is not strong enough to overthrow traditional classification models. The study suggests that the most likely site of origin for dinosaurs is still in the southern hemisphere, particularly South America.
A breakthrough discovery has been made by suppressing the aflatoxin-producing fungus in groundnut, significantly improving food safety. The research, published in Plant Biotechnology Journal, has potential to contribute to food security in under-developed countries.
Researchers at Johns Hopkins Medicine have developed a topical gel made from common blood pressure pills that block inflammation pathways, speeding up the healing of chronic skin wounds. The gel was shown to be effective in accelerating wound healing in mice and pigs, with one concentration showing significant benefits.
A US Department of Energy laboratory has developed a one-step 3D printing method for creating catalysts, which could lead to more efficient chemical reactions and improved industrial processes. The new technique uses inexpensive commercial printers to create structures with built-in catalytic properties.
Researchers investigate how gut bacteria metabolize chemotherapy drug irinotecan, finding that certain individuals are more likely to experience severe side effects. The study suggests analyzing patients' microbiomes before treatment could predict and prevent adverse reactions.
Researchers from University of Nevada, Reno used GPS satellites to search for dark matter clumps in the shape of walls or bubbles extending far beyond the solar system. The team found no evidence but ruled out a vast region of possibilities for this type of dark matter model, bringing them closer to defining its nature and composition.
A new study has found that a pioneering heart valve repair device is safe and effective, reducing the need for open-heart procedures and resulting in improved quality and frequency of repairs. The Harpoon Mitral Valve Repair System repaired the heart while it continued to beat, with no deaths or major complications.
The alisertib and TAK-228 combination shows promise in treating solid tumors, particularly triple-negative breast cancer. In a phase 1 clinical trial, the treatment was generally well-tolerated, with patients experiencing fatigue and decreased neutrophil count as common side effects.
A new study finds that climate change could decrease the sun's ability to kill pathogens in lakes and waterways by increasing organic runoff. This can lead to an increase in waterborne illnesses, with 12-19 million people affected annually in the US.
A mouse study found significant differences in gut microbiome composition between male and female mice exposed to nicotine, with potential implications for nicotine's addictive properties. The study suggests that the brain-gut relationship plays a crucial role in nicotine's effects, particularly in women.
Researchers analyzed archaeological and environmental data from 10,000-15,000 years ago to understand human responses to rapid climate shifts. They found that communities with socio-ecological continuity thrived in a warmer world, while those with disrupted settlements struggled to adapt.
A study by Fred Hutchinson Cancer Center has identified a specific subset of adult blood stem cells responsible for regenerating the entire blood and immune system. The 5% subset, marked as CD34+CD45RA-CD90+, was found to rebuild all different cells of the blood and immune system within 10 days after being infused in nonhuman primates.
Researchers discover new technique to transform ambient heat into motion in nanoscale devices, revolutionizing data storage and sensors. The innovation uses a specific type of gear called a ratchet made from artificial spin ice material, which enables the conversion of thermal energy into directed rotation.
A new technology bridges clinical pathology assessment, high-content analysis, and 3D cell cultures, allowing rapid, automatable, and multiplex readouts. This technique is applied to mixed arrays made up of spheroid models from various cell lines, demonstrating its potential for safety and efficacy testing and model optimization.
New research reveals that 85% of forest vertebrates are impacted by fragmentation, with some species flourishing at the edge and others disappearing due to habitat loss. The study highlights the need for conservation efforts to protect species dependent on intact forest core areas.
Researchers at Florida State University found a connection between nightmares and self-injurious behavior, such as cutting or burning oneself. The study suggests that nightmares can disrupt emotional regulation, leading to increased risk of self-injury.
Research suggests that chronic inflammation in mid-life may be an early contributor to brain cell loss and memory decline associated with Alzheimer's disease. The study found people with elevated inflammation biomarkers had smaller brain volumes and lower scores on a memory test compared to those without elevated markers.
Researchers characterized two classes of GGAA-microsatellites that interact with EWS/FLI binding sites, revealing unique regulatory mechanisms for cancer susceptibility and treatment
Scientists discovered a new binding motif that enables positively charged amino acids to bind with negatively charged terminal groups in peptides or proteins. This discovery may help rationalize why certain peptides easily pass through cell membranes and aid in designing efficient transport of drug molecules.
Women who became first-time mothers as teens had greater risks for heart and blood vessel disease later in life compared to older mothers. Researchers found that adolescent mothers scored significantly higher on Framingham Risk Score, indicating a 10-year cardiovascular risk.
Researchers found that over broad regions of the South Atlantic, a combination of two or three nutrients was needed to stimulate phytoplankton growth. This study provides experimental evidence for widespread nutrient co-limitation, which has implications for global ocean models and predictions about nutrient limitation.
Women with a history of infertility have a 10% increased risk of death compared to those without reported infertility struggles. Infertility is also linked to an increased risk of breast cancer and diabetes mortality, highlighting the need for further research into the long-term effects of infertility on women's health.
A 12-week course of hepatitis C drugs can be manufactured for just $50, making it cheaper than a plane ticket on many low-cost airlines. Generic copies are as effective as branded medicines, but restrictions and patent issues prevent widespread access.