Researchers have identified a strategy to selectively sensitize certain cancer cells to radiation therapy using antibody drug conjugates (ADCs), which could improve tumor control and reduce treatment-related side effects in HER2-positive tumors. The study shows promise in sensitizing these cancers to radiation and chemotherapy.
Researchers analyzed fecal samples from dogs with and without IBD, discovering a pattern of microbes indicative of the disease. The team used 16S rRNA sequencing to predict IBD diagnosis in dogs with high accuracy.
A new study by Scripps Institution of Oceanography has discovered that large earthquakes on one fault can trigger large aftershocks on separate faults within minutes. This finding has significant implications for earthquake-prone regions like California, where complex fault systems may lead to mega-earthquakes.
A team of researchers has built a mathematical model that describes the molecular events associated with the beginning stage of learning and memory formation. The study focuses on dendritic spines, which are dynamic structures changing in size, shape, and number during development and aging.
A research team from UC San Diego and Monash University identified 38 lead compounds that exhibit strong affinity and high selectivity for the M2 mAChR binding site. These compounds target allosteric binding sites, which are built around a more diverse genetic sequence and structure than orthosteric binding sites.
Using an experimental co-culture method, researchers identified a protein subunit that reverses mutated gene effects in Huntington's disease. The study provides clues to potential new treatments and suggests that expression of the TRiC protein subunit may rescue atrophy of striatal neurons.
Researchers at the University of California San Diego have made a breakthrough in developing a vaccine against group A Streptococcus, responsible for over 500,000 deaths annually. By identifying common sequence patterns in the M protein, the team aims to create an antibody response that targets multiple strains of the bacteria.
Human pluripotent stem cells can be directed into functional osteoblasts by adding the molecule adenosine, enabling efficient regeneration of bone tissue. The breakthrough could lead to regenerative treatments for patients with critical bone defects and soldiers with traumatic bone injuries.
The study identified 34 neural factors that predict adolescent alcohol consumption, showing improved accuracy compared to demographic information alone. The findings have significant clinical and public health implications, potentially helping prevent underage drinking.
A study published in PNAS identifies a unique chemical signature for chronic fatigue syndrome, revealing an unexpected connection to hypometabolic syndromes like dauer. The findings show that CFS has a characteristic metabolic response, with 80% of diagnostic metabolites decreased, and provide a basis for personalized therapies.
Researchers have identified RNA-based biomarkers that distinguish between normal, aging hematopoietic stem cells and leukemia stem cells associated with secondary acute myeloid leukemia. The findings suggest a new way to predict leukemic relapse early and identify potential targets for new drug development.
A new study finds that older adults consistently improve their psychological well-being over time, with lower levels of stress and depression compared to younger adults. The researchers attribute this to increased wisdom with age, better coping mechanisms, and fewer negative emotions.
Researchers observed microsporidia fuse animal cells together to multiply and spread within hosts' uninfected cells. The process allows for rapid replication and invasion of the entire intestinal organ.
Researchers discovered that rheumatoid arthritis patients taking IL-1beta inhibitors are 300 times more likely to experience invasive Group A Streptococcal infections, highlighting the molecule's critical role in sensing bacterial infections. The study also suggests that inhibiting this immune response can put patients at risk for infe...
A new study by Jane Willenbring and colleagues suggests that asbestos fibers can move through soil due to the presence of dissolved organic matter. This finding has significant implications for current remediation strategies aimed at capping asbestos-laden soils.
Researchers at the University of California San Diego have developed a non-invasive MRI technique that measures liver fat density with high accuracy. This method corresponds to histological responses in patients with nonalcoholic steatohepatitis and shows promise for future clinical trials and treatment.
Researchers found the proton pump enzyme activates to regulate blood pH levels in stingrays by transporting excess acid from cells to the bloodstream. This study's findings suggest a potential link between the enzyme's role in humans, particularly in regulating blood and urine functions.
Researchers created a neurodevelopmental model of Williams syndrome to study the underlying neurobiology of the human social brain. The study found that WS individuals have reduced cortex surface area and unique neuronal morphology, which may underlie their hyper-social predisposition.
Researchers found high levels of pesticides and contaminants in California condors near the coast compared to inland birds. The study suggests that feeding on marine mammal carcasses could complicate condor recovery due to potential harm from toxic substances.
Researchers at Scripps Institution of Oceanography found that ominous background music in shark documentaries hinders conservation efforts by negatively rating sharks. The study suggests documentary filmmakers should consider the soundtrack's impact on viewers' interpretation of educational content.
Researchers at UC San Diego have developed a flexible wearable sensor that can accurately measure blood alcohol levels from sweat, providing real-time monitoring for doctors and police officers. The device, consisting of a temporary tattoo and portable electronic circuit board, can be worn on the skin and transmit data wirelessly to a ...
Researchers develop mathematical models to mimic bird navigation in turbulent thermals, revealing key environmental cues like vertical wind acceleration and torque. The study aims to guide the design of energy-efficient autonomous gliders.
A new study found that women who start menstruation at a younger age have a higher risk of certain health issues, including coronary heart disease. In contrast, those who experience menopause later in life are more likely to be in excellent health overall and live longer.
Researchers at University of California - San Diego create method to improve light interaction with small details called glints on surfaces, enabling accurate rendering of materials with metallic finishes and injection-molded plastics. The new algorithm is 100 times faster than current methods and can be used in animations.
A new study discovered 172 novel cancer gene-drug combinations that selectively kill cancer cells without harming healthy cells. This breakthrough expands the number of actionable mutations and provides a promising approach to personalized cancer therapy.
Researchers at UC San Diego and MIT developed a synthetic biology strategy to produce cancer drugs in mice while limiting bacterial population growth. The approach enables controlled release of drugs at tumor sites, reducing tumor size by combining chemotherapy with gene products produced by bacteria.
Biochemists at the University of California San Diego develop synthetic membranes that can grow and remodel themselves like living mammalian cells. This breakthrough enables researchers to better understand lipid remodeling and its applications in drug targeting and disease mechanisms.
A new simulation and measurement method for anthropogenic global warming was created by researchers at the University of California San Diego, isolating human activities' contribution to surface waters of the Pacific Ocean. The study's findings show that human-induced warming can be distinguished from natural variability.
Researchers created a mini-brain model to study idiopathic autism, revealing early neuronal overgrowth and dysfunctional cortical networks. The model shows a defective Wnt pathway and misregulated neurotransmitters, leading to reduced excitatory synapses and functional defects.
Researchers developed a novel microscope to study marine microorganisms in their natural settings, revealing new insights into ecological processes on the seafloor. The Benthic Underwater Microscope captured images of coral polyp interactions, including turf wars and 'kissing' behavior.
A Scripps Institution of Oceanography study found that cloudy storm tracks are moving toward the poles and subtropical dry zones are expanding, consistent with climate model predictions. The research confirms a human-caused increase in greenhouse gas concentrations and exacerbates global warming.
A new method to increase the robustness and energy storage capability of lithium-rich cathode materials has been discovered. Researchers found that introducing oxygen vacancies at the surface of the material using a carbon dioxide-based gas mixture improved its performance, particularly in high-energy applications like electric vehicles.
Researchers discovered that tiny micro-vesicle structures in blood carry tell-tale proteins associated with Alzheimer's disease, enabling the prediction of mild cognitive impairment (MCI) progression. The findings represent a quicker and less invasive way to identify impending cognitive decline.
Researchers have developed a cost-effective method to identify genes associated with complex traits in mice, including 66 different physical and behavioral characteristics. The technique, which uses genotype-by-sequencing and RNA sequencing, has identified two novel genes linked to methamphetamine sensitivity and anxiety-like behavior.
Researchers have discovered a positive correlation between gene mutation 'hotspots' and better breast cancer outcomes, including lower tumor invasiveness and longer patient survival. These findings could inform prognosis and help identify patients who would best respond to immunotherapy and other treatments.
Inflammatory myofibroblastic tumors (IMTs) are linked to a deficiency in nonsense-mediated RNA decay (NMD), which deactivates the cell's quality control system and leads to increased inflammation. This finding may lead to new treatments for rare masses of immune cells.
A study by researchers at University of California - San Diego suggests that a larger sand grain size improves nourishment performance. Beaches with coarser sand experienced less erosion during El Niñ events, highlighting the importance of this factor in effective beach replenishment efforts.
A team of researchers has developed a method to identify different subtypes of neurons in the human brain, revealing unique characteristics that can lead to differences in cellular function. The study provides a unified framework to analyze individual neurons and could help diagnose and treat brain disorders.
A new study by the Scripps Institution of Oceanography has challenged the assumption that oceanic manta rays are long-distance travelers. The research team found that these massive creatures tend to stay close to their local habitats, suggesting a high degree of residency behavior.
Researchers found nearly 40% of AF patients at intermediate to high risk for stroke treated with aspirin alone, despite previous data showing blood thinners more beneficial. The study highlights the need for cardiology specialists to adhere to standardized recommendations regarding the use of oral blood thinners.
Researchers developed an electrical graphene chip capable of detecting DNA mutations at high resolution. The technology could be used in various medical applications such as blood-based tests for early cancer screening and real-time detection of viral and microbial sequences.
Physicists visualize butterfly wings' internal nanostructure using x-rays and microscopy, discovering highly oriented photonic crystals. Tiny crystal irregularities enhance light-scattering properties, making wings appear brighter.
Studies reveal distinct differences in key cellular processes and molecular signatures between rheumatoid arthritis (RA) and osteoarthritis (OA), as well as joint-specific variations in RA. These findings may enable precise targeting of treatment for each ailing joint, explaining why drugs vary in effect.
Researchers at UC San Diego, MIT, and Harvard have engineered 'topological plexcitons,' energy-carrying particles that enhance exciton energy transfer, leading to improved solar cells and miniaturized optical circuits. The discovery provides a directionality feature for efficient energy distribution in nanoscale materials.
Researchers have unraveled how pre-leukemic white blood cell precursors become leukemia stem cells by targeting the RNA editing enzyme ADAR1. Inhibiting ADAR1 can counteract its effect on leukemia stem cell self-renewal, potentially reducing cancer progression.
Researchers developed an innovative imaging model to track drug resistance and identify a new therapeutic target for pancreatic cancer. The study revealed that the Musashi gene plays a critical role in promoting aggressive disease and found effective antisense inhibitors against Msi, halting tumor growth and improving survival.
A meta-analysis of phase I clinical trials involving thousands of patients found that precision medicine treatment arms showed a higher response rate (30%) compared to non-personalized arms (4.9%), leading to improved outcomes and longer disease remission.
Scientists compared 64 Staphylococcus aureus strains' genomes to develop a comprehensive understanding of the bacteria's virulence and antibiotic resistance. The study revealed that 19% of genes are essential for life, while dispensable genes offer advantages in specific environments.
A University of California San Diego study describes a new imaging biomarker that enhances MRI to differentiate aggressive prostate cancer from low-grade or benign tumors. The technology, called restriction spectrum imaging (RSI), allows for non-invasive detection and prediction of tumor grade without biopsy.
Researchers found that endocannabinoids quiet neurons in the orbitofrontal cortex, leading to an over-reliance on habit. The study suggests a new therapeutic target for OCD and addictions: treating the brain's endocannabinoid system to restore goal-directed action.