Researchers identified a critical early step in the visual process, discovering that rods and cones communicate primarily through connexin36 gap junctions. This understanding will aid in developing photoreceptor or retinal implants to restore vision.
A new study found that mothers' traits, such as those present in the uterus during pregnancy, may increase the risk of allergies and asthma in children. By age 6, both parents presented the same risk, suggesting non-genetic factors play a role.
Scientists suggest harnessing pro-resolution lipid mediators to control inflammation in severe COVID-19 patients, reducing life-threatening complications. The approach may complement anti-viral therapies and vaccines, improving outcomes for those affected by the pandemic.
Chinese researchers identify RNF126 as a key enzyme in the reubiquitination process, targeting misfolded membrane proteins for degradation. The study highlights the importance of this mechanism in maintaining normal cell physiology and potentially serving as a therapeutic target for cancer treatment.
The University of Delaware's new Center for Hybrid, Active, and Responsive Materials (UD CHARM) aims to transform the way materials are made. Researchers will focus on developing new materials with potential applications in biomedicine, security, sensing, and more.
Researchers developed a wood-based steam generator that harnesses solar energy to separate pure water from contaminants. The device uses light-absorbing, water-evaporating top layers and insulating glass bubbles for efficient purification.
Research by Sheldon Cohen suggests that interpersonal stressors during self-isolation can increase vulnerability to upper respiratory viruses and potentially COVID-19. Social integration and support offer a protective shield against respiratory infection and illness.
Researchers developed a new method to estimate the health risks of PFAS in drinking water. The study found that women are particularly at risk of decreased thyroid hormone T3 levels due to exposure. Around 4% of local women in Ronneby, Sweden, may experience a 10% drop in T3 levels.
NASA's Aqua satellite gathered water vapor data on Tropical Storm Cristina, revealing highest concentrations of water vapor and coldest cloud top temperatures around the center of circulation. The analysis indicates that storms with such conditions have the potential to produce heavy rainfall.
A Rutgers study found that schools with healthier food options and more physical activity facilities had students with lower body mass indexes. The research, published in Preventive Medicine Reports, used professional measures of students' height and weight to examine the effects of school environments on childhood obesity.
Researchers developed a one-step system combining CRISPR-mediated genome editing with other approaches to produce better seeds and shorten the production timeline. This new method can be applied to various crops, including maize, rice, millet, wheat, and sorghum.
A new model of breast cancer's causes, called Paradigm II, illustrates the dynamic and sometimes unexpected interactions between biological, behavioral, social, and physical domains. The model, created by a multidisciplinary team, includes 96 potential interactions and is available online for further research and discussion.
Researchers found that 80% of embryos studied contained at least one aneuploid cell across all cell types and developmental stages. This suggests that embryos with abnormal cells may still develop into healthy pregnancies, challenging the current debate around IVF embryo selection.
Researchers developed a technique to modify defect populations in perovskite crystals without chemical additives, enabling the material to act as a memristor device with multiple resistance states. The voltage regulation engineering helps improve optical and electrical properties by passivating deep-level donor-like defects.
A study of 212 newborns found that higher proportions of Bacteroidetes bacteria in meconium were associated with later obesity. The infant's microbiome before birth may play a role in their weight status.
Researchers have isolated highly potent SARS-CoV-2 neutralizing antibodies that could provide protection against COVID-19 for several weeks. These near-germline antibodies show promise for use in prevention and treatment, including post-exposure prophylaxis to stop local outbreaks.
International laboratories joined forces to create BrMPanel, a repository of over 60 cell lines for brain metastasis research. The platform facilitates knowledge exchange and speeds up the development of effective therapies.
A study tracked queen bumblebees' movements as they established nests, revealing changes in habitat selection and diet preferences. The findings suggest that diversified landscapes support bumblebee colonies by meeting their changing needs during different phases of their lifecycle.
A Columbia professor is using data science to design interventions and recommend policies that help the most vulnerable populations overcome inequalities in access and outcomes. His project, Nudging New York, aims to eliminate inequality and increase healthcare access in underserved communities.
The UCSC-led research center aims to understand the basic biological mechanisms of botanical natural products and address challenges in studying their variability and clinical trial design. The center will use innovative screening platforms to measure the effects of complex botanical natural products on cells.
Army researchers have developed a new way to protect and safeguard quantum information, allowing for more efficient and secure communication. By understanding and removing certain types of noise in quantum channels, the team can convert bad noise into good noise with the addition of a cheap extra component.
Researchers have discovered an unusual pulsar in a binary system with two neutron stars of different masses, which could provide vital clues about unsolved mysteries in astrophysics. The discovery, published in Nature, sheds light on the expansion rate of the Universe and the nature of exotic matter that makes up neutron star interiors.
A new precision gene editor for mitochondrial DNA has been developed, allowing scientists to make targeted changes without the need for CRISPR technology. This breakthrough could enable researchers to study rare diseases and basic mitochondrial biology in animals.
Researchers used a new method to understand how corals' symbiotic algae respond to warmer temperatures. They found thermally tolerant algae adopt a 'shelter-in-place' strategy, storing fats and carbohydrates to persist through stress.
A Shinshu University research team has successfully cultivated microalgae using a novel mechanical milking system, overcoming three major cultivation challenges. This non-destructive method enables the efficient production of valuable compounds like polysaccharides and phycobiliproteins without solvent extraction.
A team of researchers from Children's Hospital of Philadelphia used a new method to pinpoint potential disease-causing changes in the genome and identified two new potential therapeutic targets for lupus. The study focused on follicular helper T cells and created three-dimensional maps that match variants with genes they likely regulate.
A recent study published in Obesity found that children who are relatively tall for their age have a significantly higher risk of developing obesity. The study examined the health records of over 2.8 million children and found that taller individuals were more likely to have a higher body mass index than shorter children.
Cyanobacteria construct organelles to convert CO2 into sugar through a complex process involving Rubisco enzymes and chaperone proteins. A recent study reveals the crucial role of Raf1 protein in assembling Rubisco complexes, improving carboxysome function.
A new study published in Pediatrics finds that a community development initiative in Columbus, Ohio's Southern Orchards neighborhood reduced emergency department visits by 20.8% and inpatient admissions by 12.7%. The improvement is attributed to housing improvements and other interventions.
Swansea University researchers have reported a record efficiency of 12.2% for four layers of roll-to-roll printed perovskite solar cells (PSCs), marking a significant step towards commercialization. This achievement utilizes the advantages of slot-die coating, which provides controlled wet film thickness and efficient material usage.
Scientists have discovered that a steroidal sex hormone, ecdysone, drastically alters intestinal stem cell behavior, affecting gut growth and function. The study found that ecdysone stimulates stem cell growth and causes the gut to grow in size, leading to changes in its structure and function.
Researchers developed a stable 'mirror-image' peptide that effectively blocks the interaction between TIGIT and its ligand PVR, inhibiting tumor growth and metastasis. This approach offers an alternative point of attack for cancer immunotherapy, potentially outperforming existing anti-PD-1 therapy.
Researchers have successfully produced porous, nitrogen-containing graphene ribbons exhibiting semiconducting properties, which is essential for their potential applications in electronics. These new materials could display extraordinary magnetic properties, making them suitable for quantum computing applications.
A large-scale study found that young women with few eggs collected during IVF treatment have a higher risk of age-related diseases, including cardiovascular disease and osteoporosis. This increased risk is associated with early ovarian ageing and may be linked to an accelerated ageing process.
A recent study analyzing 10 years of HPV-vaccine related Facebook posts reveals that anti-vaxxers have gained a stronger voice against the use of the human papillomavirus vaccine. Negative posts displayed a 45% increase in public engagement, with some showing negative views on vaccine safety and effectiveness.
Starting at age 25 prevented marginally more deaths, but with more testing and emotional stress. All annual screening approaches save lives, with a combined approach of both breast MRI and mammography beginning at age 25 preventing the most deaths.
Tofersen, an experimental drug for a rare inherited form of amyotrophic lateral sclerosis (ALS), has shown early promise in a phase 1/phase 2 clinical trial. The study found that the drug is generally well-tolerated and lowers levels of a disease-causing protein in people with SOD1 ALS.
A new study evaluates the PortionSize app, which analyzes pictures of users' meals to provide accurate calorie consumption. The app aims to overcome challenges in self-reporting methods and 'portion distortion', offering an affordable solution for weight management.
A new clinical trial has tested a cocktail of chemotherapy drugs for patients with metastatic pancreatic cancer, showing a median survival time of 14.5 months and a 1-year survival rate of 60.9%. The treatment strategy involves injections of paclitaxel into the abdomen and gemcitabine and nab-paclitaxel into the blood.
A new study identifies key steps toward establishing nurse- and midwife-led HIV services in eastern and southern Africa, including improved training, supportive supervision, and formal mentorship programs. The region has shown remarkable progress toward eliminating HIV, but challenges remain in providing effective antiretroviral therapy.
A recent study found that breast feeding during infancy reduces lower limb fracture risk, while maternal smoking increases upper limb fracture risk in young adulthood. Exposures during fetal development and early life have lasting effects on bone health.
A team of computer scientists developed a novel method for simulating yarn-cloth patterns, accurately capturing the physics of fabrics including stretching and bending response. The technique enables faster and more accurate simulations of knitted and woven materials while preserving material properties.
A new Hastings Center special report critiques the role of genomics in perpetuating racism and inequality. The report argues that genomic knowledge can thwart medicine's advancement of justice and create new forms of social classification and surveillance.
Researchers at the University of South Carolina are developing a de-identified linked database system and mobile app to track COVID-19 transmission, progression, and clinical outcomes. The system will leverage machine learning algorithms and integrate data from multiple sources, including social media and geospatial data.
The National Institutes of Health has established a new clinical trials network to enroll thousands of volunteers in large-scale clinical trials testing various COVID-19 vaccines and monoclonal antibodies. The COVPN will leverage existing infrastructure and engage communities to secure participants for late-stage clinical trials.
A bioartificial system can act as 'dialysis' for the liver in pigs with acute liver failure. The system, developed by Wei-Jian Li and colleagues, effectively detoxifies blood and prevents further liver damage.
Researchers analyzed medieval and modern case studies to identify restrictive soil and geologic conditions for tunneling. They found arid areas with low permanent water tables are most susceptible to successful tunneling, recommending monitoring for sound and vibrations to disrupt smugglers.
A recent article by the Society for Disaster Medicine and Public Health emphasizes the importance of understanding herd immunity in the context of COVID-19. The authors argue that traditional definitions of a 'case' are inadequate and propose using daily COVID hospital admissions as a more valid measure of the pandemic's medical impact.
A new study from the University of British Columbia found that people are 30% more likely to donate assets when faced with their own mortality, driven by a desire for symbolic immortality and transcendence. The study suggests that charitable organizations can use this insight to connect donors with lasting legacies.
A new study found that a simple blood test can accurately predict concussion severity and duration, similar to expensive and invasive spinal taps. The test measures neurofilament light chain levels in the blood, which correlate strongly with the severity of concussions.
A team of bioengineers and clinical experts from Brigham and Women's Hospital and MIT have developed a new, sustainable solution for health care workers to provide protection during the pandemic. The iMASC system is made from sterilizable materials and can fit faces of different sizes and shapes.
A team of international scientists discovered an asymmetrical double neutron star system, which could provide vital clues about the expansion rate of the universe. The finding uses the National Science Foundation's Arecibo Observatory's powerful radio telescope and builds upon a 2017 LIGO/Virgo discovery.
Small interfering RNA (siRNA) shows potential for treating human diseases by selectively silencing pathological pathways. The review examines siRNA therapeutics in preclinical and clinical trials, challenges faced in siRNA therapy, and the feasibility of combining siRNA with anticancer drugs.
Researchers at Northwestern University have synthesized a new form of melanin enriched with selenium, called selenomelanin, which shows promise as a shield for human tissue against harmful radiation. The new biomaterial offers better protection than traditional forms of melanin and has potential applications in space travel
A recent study has identified the precise spot in the brain where distracting stimuli are blocked, allowing concentration on a task. The researchers found that responses to distractor stimuli were abruptly suppressed beyond the sensory cortex, preventing further signal transmission within the cortex and triggering a motor response.
A new methodological guide developed by the University of the Basque Country aims to optimize radioactive waste management during nuclear facility dismantling. The project focuses on in situ measurements and characterizing strategies for constrained environments, aiming to improve dismantling processes and public perception.
A nationwide COVID-19 public health campaign in the Netherlands was associated with improved personal hygiene and physical distancing behaviors. The survey study found a significant increase in adherence to these behaviors, suggesting the campaign's effectiveness in promoting healthy habits during the pandemic.
A preliminary study suggests that the Bacille Calmette-Guérin (BCG) vaccine, commonly administered to children in high-tuberculosis countries, may reduce mortality rates from COVID-19. The study found a correlation between higher BCG vaccination rates and lower peak mortality rates from COVID-19 in various countries.
The article emphasizes the importance of climate resilience in urban energy systems to address climate change and extreme events. Nik and colleagues provide an overview of current progress in adapting urban energy systems to climate change, highlighting limitations in existing approaches.
Researchers used El Niño and Pacific Decadal Oscillation to predict coral bleaching and crown-of-thorns starfish events up to 5 months in advance, providing more time for proactive reef management. This tool may help islands become better equipped to handle these forces.