Researchers found that coronavirus cases have significantly low T cell counts, negatively correlated with case severity. T cell exhaustion leaves patients more vulnerable to secondary infection. The study suggests targeting treatment for COVID-19 based on T cell counts and function.
Researchers are creating computer modeling systems to predict the spread of SARS-CoV-2 virus across four northern Arizona counties. The model can track hospital visits and stress on facilities, providing critical informatics support for strategic management of the current crisis.
A new study finds that Medicare patients with rheumatoid arthritis are seeing higher out-of-pocket spending for specialty biologic medications, despite the closure of the Part D coverage gap. The annual average cost has dropped only 21% between 2010 and 2019.
Researchers found that protected areas in Colombia experienced 40% less deforestation than similar non-protected sites. However, regional differences showed that Pacific protected areas were less effective due to high biodiversity and endemic species.
Rice University researchers have discovered a hidden symmetry in the chemical kinetic equations used to model biological processes. This discovery has significant implications for drug design, genetics, and biomedical research, as it reveals that errors are controlled by kinetics rather than thermodynamics.
Researchers at the University of Leeds have discovered a key mechanism in how bacteria build their outer wall, potentially leading to new antibiotic therapies. The study focused on gram-negative bacteria Escherichia coli and found that disrupting this process could destroy or slow bacterial growth.
A recent international research project found that dry areas of inland waters release high levels of carbon dioxide, underestimating total emissions. The study suggests a global phenomenon with factors like temperature, moisture, and organic matter content playing a crucial role in the release.
A study of 12,594 patients found that common high blood pressure drugs did not increase the risk of contracting or developing severe COVID-19. The research suggests that these medications can be safely used in patients with COVID-19 disease.
Researchers at Salk Institute discover two genes that regulate levels of healthy fats called FAHFAs, which decrease inflammation and increase insulin sensitivity. An experimental drug successfully increases FAHFA levels by blocking the activity of these genes, offering new insights into therapies for metabolic and inflammatory diseases.
A yellowish solid compound has been found to emit an intense green glow when excited by an electric current, making it a hot candidate for producing OLEDs. The substance's chemical structure allows for high light yields due to its stiff molecule and minimal changes in structure upon excitation.
Researchers developed a self-interference cancellation filter that can accurately cancel distortion caused by radio and channel distortions, reducing computational complexity and increasing speed. The filter has the potential to enable in-band full-duplex communications in small radios such as smartphones.
Children in rural communities face higher risk of debilitating lawnmower injuries, which can lead to amputations and lengthy hospital stays. The study found that over 80% of pediatric lawnmower injuries occur in Southern and Midwestern states due to warmer weather and ride-on mower prevalence.
Researchers have discovered a potential treatment for synaptotagmin-1-associated neurodevelopmental disorder, a rare condition affecting neurotransmitter release. By analyzing mutated proteins and their effects on neuron communication, the team identified a familiar drug, 4-AP, as a possible therapeutic option to alleviate symptoms.
Researchers have confirmed a method for developing photonic circuits with optical nonlinearities that can function at room temperature. This approach could lead to more efficient and powerful quantum computers, bypassing the need for extremely cold temperatures.
Researchers at the University of Washington found that only about 2% of microplastic particles in Pacific oysters can be confirmed as plastics. The team used advanced methodologies to accurately identify and catalog microplastics, revealing a lower abundance than previously thought.
Scientists at the University of Konstanz have visualized the biochemical processes involved in detecting DNA strand breaks using PARP1, a key enzyme in DNA repair. This study provides important insights into the molecular mechanisms underlying cancer development and aging processes.
Researchers used organoid models to study SARS-CoV-2 infection in human intestinal cells. The results show that the intestines are a target organ for the virus, contributing to gastrointestinal symptoms in COVID-19 patients.
A new toolkit has been developed to help medical organizations rapidly adopt telemedicine as an alternative option. The guide uses a common electronic medical record system and widely available video portals to overcome social distancing edicts, allowing for successful adoption in three days.
A new study by University of Arkansas astrophysicist Daniel Whitmire contradicts a previous theory that giant elliptical galaxies are more likely to host technological civilizations. The study suggests that galaxies like the Milky Way, where most stars and planets reside, are more likely to harbor intelligent life.
Researchers from UBC have discovered a new timeline for the ancient magnetic field on Mars, with evidence of dynamo activity at 4.5 billion and 3.7 billion years ago. The findings suggest that the Martian dynamo was active earlier than previously thought, providing insights into the planet's thermal history and evolution.
A new study from Washington University School of Medicine has found that brain tumors in children with NF1 are driven by nearby noncancerous neurons and immune cells. The researchers discovered that targeting immune cells slows tumor growth in mice, pointing to potential new treatments.
A new USC study proposes that a short regimen of immunosuppressant drugs applied early in the disease process may improve patient outcomes by delaying the adaptive immune response. This approach aims to prevent the interaction between the innate and adaptive immune responses, which can lead to a cytokine storm and tissue damage.
Researchers from University of Tennessee at Knoxville and Portland State University are studying the impacts of people's travel decisions on transit, shared bikes and e-scooters during the pandemic. Their early findings show that bike share usage varies greatly by city, with some cities seeing significant increases while others have pl...
Researchers analyzed over 2700 C. elegans genomes to understand the causes of mutations. They found that DNA damage and inaccurate repair mechanisms can lead to mutations, which are a root cause of cancer. The study challenges the assumption of a single cause for mutational signatures in cancer genomes.
A new commentary published in Annals of Internal Medicine emphasizes the importance of environmental cleaning during the pandemic. Environmental services personnel play a crucial role in preventing the spread of COVID-19, and their work is essential for patient safety.
The Ccr4-Not complex plays a crucial role in controlling protein production by degrading faulty mRNA. Defects in this complex may lead to incorrect protein concentrations, locations, or shapes, associated with various diseases including Alzheimer's.
A group of neurons in the ventrolateral subdivision of the ventromedial hypothalamic nucleus sense fluctuations in blood sugar levels and respond by rapidly decreasing or increasing their firing activities. This response can trigger changes in behavior to increase glucose levels, forming a feedback system that keeps blood glucose balance.
Researchers evaluated COVID-19 transmission risk across different exposure window periods before and after symptom onset, finding significant transmission risks between 1 to 3 days before symptom onset. The study highlights the importance of early detection and isolation measures to prevent further spread of the virus.
A joint laboratory is being developed by George Mason University and Dartmouth researchers to extract knowledge bases from technical documents. The U.S. Department of the Navy has allocated $529,194 for this project, which aims to create a distributed computing system to achieve large-scale document generation.
CU Boulder researchers developed a method to predict ocean acidity up to five years in advance, providing crucial information for fisheries and communities. The new approach leverages historical climate model forecasts to improve prediction accuracy.
Researchers have imaged remdesivir bound to SARS-CoV-2 viral polymerase, revealing precise residues that interact with RNA and the antiviral drug. This detailed information will inform efforts to design more effective therapies that mimic nucleosides to disrupt viral replication.
Scientists at Shinshu University have created a new method for growing rubies on sapphire using the flux method, which reduces energy consumption and environmental impact. The team studied the solubility curve of ruby crystal growth in Molybdenum Trioxide (MoO3) and found it to be crucial for precise crystal growth.
A UniSA-led study found that combining varenicline tartrate with Quitline counselling significantly increases smoking cessation rates, with nearly 30% of participants remaining smoke-free after two years. The treatment has shown a six-fold increase in quitting rates compared to those without support.
Researchers have seen the initial step in light-driven chemical reactions, where a molecule's electron cloud balloons out before atomic nuclei respond. This direct observation paves the way for studying chemical bonds forming and breaking in real-time.
Matthew Disney's work has led to a new understanding of druggable targets and reinvigorated research on incurable diseases like Alzheimer's, Parkinson's, and ALS. His RNA-modifying tools show great applicability to cancers and rare genetic disorders.
Researchers cast doubt on the idea that the Justinianic Plague killed half of the Roman Empire's population. Using new mathematical models, they found it unlikely that any transmission route would have produced the described mortality rate and duration. The study highlights the importance of considering regional ecological and social p...
Researchers at ICFO have successfully searched for axions, hypothetical particles thought to make up 80% of the universe's mass, using a new technique involving Bose-Einstein condensates. The study confirms the ability to detect short-range spin-dependent forces with much shorter ranges than previous experiments.
A team of researchers has developed a new method to produce hydrogen peroxide, which can be made in-house using a portable setup. This reduces costs for hospitals by up to 50-70% and has the potential to enable households to generate their own supply of disinfectant.
Researchers identified a significant fraction of antibodies expressed by B cell plasmablasts circulating after DENV infection, particularly in individuals experiencing their first infection. This finding holds promise for developing new diagnostic tools and a safe, efficacious dengue vaccine.
Researchers have identified RasGRP1 as a key cause of Parkinson's dyskinesia, a debilitating side effect of dopamine replacement therapy. Inhibiting RasGRP1 production in the brain can diminish involuntary movements without negating the useful effects of dopamine therapy.
A large study of cancer patients with COVID-19 reveals a dramatically high case-fatality rate of 28%, significantly higher than the overall US mortality rate. The study emphasizes the importance of preventing cancer patients from contracting COVID-19 and closely monitoring for dangerous symptoms.
A new platform has been developed to deliver molecules that target specific genes within cells, showing promise in treating glioblastoma brain cancer. The system uses a modified form of diphtheria toxin to escape the cell's endosome and deliver therapeutic vehicles.
A study found that people with type 2 diabetes who have well-controlled blood sugar fare better than those with poorly controlled blood sugar when infected with COVID-19. Those with well-managed T2D also receive less medical interventions and fewer health complications.
A recent study found that nearly 1% of the population carry genetic variants substantially increasing CVD and cancer risk. However, relying on family history alone may fail to identify high-risk individuals, highlighting the need for broader genetic testing populations.
A study found 28 out of 55 UK rice samples contained high levels of arsenic, exceeding European Commission regulations. Brown and wild rice were found to contain higher levels of the carcinogen than white or organic rice.
A new study characterizes two sisters with exceptional longevity, revealing increased resistance to age-related diseases. The research suggests that supercentenarians can approach the limits of their functional human reserve, avoiding acute causes of death.
A new study from LSU Health reveals that chronic nicotine inhalation increases blood pressure and leads to pulmonary hypertension, accompanied by changes in lung and heart blood vessels. The researchers also found the adverse effects of inhaled nicotine are largely isolated to the right heart.
Researchers at Newcastle University developed a new class of self-forming membrane to separate CO2 from gas mixtures, achieving performance levels comparable to existing carbon capture processes. The innovation reduces the demand for silver and lowers costs, making it an attractive solution for environmental protection.
Drexel researchers have discovered a way to chemically manipulate polymer structures to form spherical crystals with controlled symmetry. This technique could improve the mass production of targeted therapies by allowing for precise control over crystal shape and size.
Researchers developed a low-toxicity antimicrobial peptide that effectively fought drug-resistant bacteria in laboratory cell cultures and mice, offering hope for treating respiratory infections. The new peptide, D8, showed remarkable stability and activity against superbugs, posing less risk to human cells.
Researchers have reported the cryo-EM structure of Remdesivir-bound RNA replicase complex from SARS-CoV-2. The study sheds light on how Remdesivir inhibits virus replication by covalently linking with the viral genome. This discovery provides a basis for designing more powerful and specific anti-SARS-CoV-2 drugs.
Hersch-Green's research examines how nutrient availability affects plant growth and genome size, with potential implications for understanding biodiversity patterns. Her work combines molecular cytological and physiological phylogenetic approaches to investigate tradeoffs in primary and secondary processes.
Researchers at the University of Illinois used nanostimulators to boost stem cells' regenerative powers, increasing blood flow and oxygen levels in ischemic limbs. The treatment showed improvements in mobility and strength, offering a promising approach for muscle repair.
Researchers develop cellulose nanofiber plate (CNFP), a sustainable and high-performance material replacing traditional plastics. With exceptional strength, toughness, and thermal dimensional stability, CNFP has the potential to revolutionize industries, including aerospace.
Researchers at The University of Tokyo have introduced a novel color-changing organic crystal that displays superelastochromism, returning to its original shape and hue after being stressed. This property has potential applications in sensors for shear forces, particularly in industries like heavy manufacturing and shipping.
A new study reveals the emergence of a deadly viral disease in UK honey bee colonies, with clusters of chronic bee paralysis becoming more frequent. The disease is caused by a virus that leads to infected bees dying within a week, resulting in whole colonies being lost.
Researchers at UCLA have found that adding a schizophrenia drug to traditional radiation therapy improved overall survival in mice with glioblastoma. The combination successfully delayed tumor growth and prolonged animal survival by over 200 days.
Researchers found that specific disease-severity scores, including the Denver and Marshall scores, can accurately predict susceptibility to multiple independent infections after trauma. Early prognosis could guide antibiotic administration and implement prophylactic measures to protect at-risk patients.
Northumbria University researchers received funding to advance our understanding of the Sun's impact on planets. They developed nanostimulators that enhance stem cells' regenerative powers, showing improved muscle recovery in mice with ischemia.
Giorgio Ascoli is working to enhance the NeuroMorpho.org repository by doubling its reconstructions and adding search functionality. He aims to link morphological, physiological, and molecular properties to create a spiking neural network model.
Scientists have found life bubbling up from deep beneath the ocean floor along with petroleum fluids, diversifying microbial communities and impacting carbon cycling. The study reveals a two-way street between sedimentation and microbial exchange, offering insights into the vast subsurface realm.
A case series study examines the impact of hydroxychloroquine alone or in combination with azithromycin on QT intervals in French patients with COVID-19. The study found no significant association between the treatment and prolonged QT intervals, providing insights into the use of these medications in COVID-19 treatment.
Researchers discovered that SARS-CoV-2 can infect intestinal cells in vitro, explaining gastrointestinal symptoms and fecal-oral transmission. The study provides a new cell culture model for studying COVID-19 and may lead to new treatments by blocking the virus's entry into cells.
A new study explores how franchisors can use contract ambiguity to minimize litigation and improve joint problem-solving with franchisees. The research finds that ambigous contracts lead to a 7% increase in franchisor net income, as well as enhanced collaboration and deterrence of franchisee-initiated lawsuits.
A new neural probe design captures lost signals in brain activity, enabling experiments previously impossible. The probe's improved shielding and boron-infused silicon increase conductivity, allowing researchers to modulate neurons with high temporal resolution.
A recent study published in JAMA Cardiology found that patients treated with hydroxychloroquine for COVID-19 were at increased risk of electrical changes to the heart and cardiac arrhythmias. The combination of hydroxychloroquine with azithromycin was linked to even greater changes compared to hydroxychloroquine alone.
Twisting 2D materials has uncovered their superpowers, revealing exotic physical behaviors such as high temperature superconductivity and structural super-lubricity. Aalto University's researchers have developed a new method for making twisted layers, allowing precise control of the twist angle on a large scale.
A study found associations between hydroxychloroquine, azithromycin, and prolonged QT intervals in adult COVID-19 patients. The observational study examined the effects of these medications on cardiac health in hospitalized patients with coronavirus disease 2019.
Despite regional hardship, ancient people continued their centuries-long tradition of meeting to socialize and feast on oysters. The persistence of these gatherings underscores the importance of community for the people affected by climate change and abandonment.