A year-long hormone therapy was more effective than placebo in preventing the onset of depressive symptoms among women without depression during menopause transition and early postmenopause. Women with recent stressful life events showed the greatest mood benefit from hormone therapy.
Researchers developed an implanted robotic system that applies traction forces to stimulate tissue growth in stunted hollow organs. The device was tested on pigs and showed a 77% increase in esophagus length, promoting cell proliferation without disrupting organ function.
Researchers gained new understanding of relativistic jets' behavior through advanced supercomputer simulations, revealing how space-time is dragged into the rotation of rotating black holes. The study confirms that tilted disks lead to precessing jets that periodically change their direction in the sky.
A BfR study reveals specific research fields in need of new alternative methods, such as investigating and treating human diseases like cancer and hypertension. The EU-wide solution aims to enhance transparency and promote the development of alternative methods for more animal welfare.
A Drexel University public health study found that Mexican immigrant health access plummets after crossing into the US, and remains low even when returning to Mexico. The study revealed a significant drop in healthcare access, from 78% to 47-60%, among Mexican adults before and after migration.
The study found that elderly men and women spent significant amounts of time on different types of housework activities. While engaging in some housework was beneficial to the health of older adults, long periods combined with too much or too little sleep were associated with poor health among elderly women. In contrast, elderly men wh...
Robotic weeders are being increasingly adopted by farmers due to their ability to efficiently control weeds in specialty crops like lettuce, broccoli, and tomatoes. While they have limitations, the technology is improving with advancements in programming and sensor technology.
A NYU study found that substances like alcohol and ecstasy increase both sexual desire and dysfunction, while marijuana has mixed effects. The study suggests different substances are associated with distinct sexual risks for users.
A recent study from Linköping University reveals that the supply of fresh organic compounds increases chlorination in soils, potentially changing our view on chlorine's significance. The discovery highlights new ecological functions of chloride and its potential impact on risk models for radioactive waste.
Glioblastoma, a type of brain cancer with a grim prognosis, may be treatable more effectively when administered at specific times of day. Researchers found that the circadian rhythm controls daily rhythms in a key protein associated with tumor growth, and inhibiting its activity can reduce invasive properties.
The African and Western clawed frog hybrid crossbreeding reveals that a duplication of chromosomes can occur, allowing viable offspring. However, some hybrids are not viable due to dysfunctional separation of paternal chromosomes, leading to the death of early-stage embryos.
A new study published in PLOS ONE found that social media coverage of fatal police-citizen incidents can act as a virtual contagion, leading to future violence against law enforcement. The research also suggests that an unexpected increase in officer line-of-duty deaths is associated with an increase in the number of minority citizens ...
Researchers discovered evidence of Phoenician settlement and integration with indigenous communities in Monte Sirai, as well as unique mitochondrial lineages indicating female mobility to Sardinia and North Africa. The study provides new insights into the inclusive nature of Phoenician society.
Researchers at North Carolina State University have developed a new approach to improve cardiac stem cell therapy, which shows promise in targeting heart attack injuries and enhancing treatment effectiveness.
Researchers at the Salk Institute discovered that genes that normally sever connections between neurons are reactivated in aging astrocytes, leading to reduced neuronal communication. This may explain age-related cognitive decline and neurological disorders such as Alzheimer's and diabetes.
Researchers found that activating REV-ERB proteins can starve cancer cells by blocking nutrient production, while normal cells are not affected. The discovery sheds light on a new uncharacterized way to treat cancer with limited toxicity.
Researchers describe two poly(A)-binding proteins that protect mRNA from translation in malaria parasites. The non-nuclear protein accumulates on the surface of sporozoites, suggesting a role in interacting with outside RNA and facilitating transmission.
Researchers have discovered an enzyme called SNRK that regulates inflammation in white fat tissue and promotes brown fat metabolism. This finding suggests a potential new target for therapies aimed at curbing obesity and its complications.
Three companies - Crispr Therapeutics, Intellia Therapeutics, and Editas Medicine - are launching clinical trials using CRISPR to boost healthy hemoglobin levels in patients with blood diseases. Researchers are also conducting extensive computer predictions and in vitro tests to minimize the risk of accidents.
A new study reveals that lesbian and bisexual girls lack knowledge on safe sex practices with female partners, leading to low barrier use. The study highlights the need for more inclusive sex ed curriculum to address these knowledge gaps.
A preliminary study suggests that CranioSacral Therapy can improve range of motion, pain, sleep, and cognitive function in ex-NFL players with concussion and mild TBI. More clinical research data is needed to understand its effectiveness in treating post-concussive syndrome and potentially chronic traumatic encephalopathy.
Researchers found that women are more likely to survive crises like famines and epidemics due to biological factors, not behavioral differences. Newborn girls are particularly hardy, outliving newborn boys by up to 50%.
A survey of medical students found that those who strongly believed in a sense of calling were more likely to choose primary care-related residencies. This strategy could help address the looming primary care physician shortage.
A new study by Stanford researchers found that Woolworths' Farming for the Future program drove increased adoption of environmental practices among its large-scale fruit, vegetable and flower growers. The program combines annual auditor feedback with individual farmer needs, leading to significant shifts in farming practices.
Researchers at Utah State University analyzed tree rings to reconstruct monthly streamflow trends for three rivers in Northern Utah. The study provides a new tool for understanding seasonal patterns and droughts, enabling more informed water use and management decisions.
A new study demonstrates how climate change can drive the collapse of marine food webs by altering trophic flows and promoting cyanobacterial proliferation. This can lead to reduced food availability for top predators, negatively impacting marine species diversity and fisheries productivity.
A multidisciplinary team implemented a behavioral health-focused model for medication-assisted treatment, resulting in streamlined care and increased patient support. This innovative approach has the potential to revolutionize primary care treatment of Opioid use disorder.
A public health-primary care collaboration tested individuals aged 40-70 in two Dutch hotspots, achieving high test uptake of 51% without detecting active/chronic hepatitis C. The strategy may be effective in areas with high disease rates but not recommended for low prevalence countries.
A new authentication method using direct ionization mass spectrometry has been developed by PolyU to quickly identify genuine and counterfeit species of Lingzhi and Tianma. The method can differentiate between wild and cultivated types, as well as geographical origins.
Duke researchers successfully grew functioning human skeletal muscle from induced pluripotent stem cells, offering a promising path for cellular therapies, drug discovery, and studying rare diseases. The technique allows for the growth of far more muscle cells and provides an easier route to genome editing and individualized models.
Researchers found that urban streams have more pharmaceutical pollution than suburban counterparts, leading to changes in microbial communities. The study suggests that urban streams harbor resistant microbes that can maintain ecological function despite pharmaceutical exposure.
The AAAS Annual Meeting will explore various scientific breakthroughs, such as regenerating organs for patient transplants and advances in immunotherapy treatments for cancer. The conference also features free public lectures on the International Space Station and science-informed responses to climate change.
Researchers have discovered that different aerosol types can act as cloud condensation nuclei, affecting cloud behavior and resulting precipitation. The study highlights the importance of considering aerosol type in understanding cloud formation and precipitation interactions.
A multidrug-resistant Mycobacterium tuberculosis was found in eight refugees arriving in Europe, highlighting the need for early detection and isolation. The study's findings led to the development of a rapid PCR test and an EU-wide alert system to prevent further transmission.
Terra firma-forme dermatosis is a hyperpigmented skin disease with a dirt-like appearance, found on trunks of 28% patients and extremities of 27%. Recognizing the condition helps avoid unnecessary testing and treatment.
Patients with musculoskeletal conditions who receive prescription opioids are more satisfied with their care than those without. However, they often experience increased pain and reduced health outcomes, highlighting the need for further investigation into the complex relationship between opioid use and patient satisfaction.
A new study published in PLoS Biology suggests two main migrations into Scandinavia after the last glacial maximum: one from the south and another from the north-east. The research team analyzed genomic data from seven individuals, revealing a surprisingly large number of genetic variants in Scandinavian hunter-gatherers.
Researchers at the University of Warwick have developed a new line of attack against cancer using an organic-osmium compound, JPC11, which targets a metabolic process relied on by cancer cells. The treatment can be recycled and reused within cancer cells to attack them repeatedly.
Researchers used condensed matter physics to characterize proteins as amorphous semiconductors. They found the Universal Dielectric Response (UDR) applies to three organic materials, including Shewanella oneidensis MR-1 bacterium.
Researchers have developed a new method to stabilize small interfering RNAs (siRNAs) by introducing phosphoramidate modifications, which enhances their stability and therapeutic potential. The study shows that the modified siRNAs maintain their gene silencing activity, making them suitable for various therapeutic applications.
Researchers have developed a new process to manufacture acrylonitrile, the precursor to carbon fiber, from renewable biomass. The bio-based process produces less heat and toxic byproducts than traditional methods.
Researchers found the subthalamic nucleus is responsible for detecting unnatural android movements, similar to Parkinson's disease. This study improves understanding of both android design and Parkinson's pathology.
A new study reveals that younger patients account for half of hospital-acquired pneumonia cases, most of which occur outside the ICU. The research highlights gaps in pneumonia preventive measures as a contributing factor to the increased risk. Standardizing protocols for preventive care can help reduce rates of NV-HAP.
Researchers found that human wastewater nitrogen from septic systems is a significant contributor to the high nitrogen concentrations in the estuary and downstream coastal reefs. The study suggests that septic-to-sewer programs can help mitigate future harmful algal blooms by removing nutrients and improving water quality.
A six-month treatment with idalopirdine failed to slow cognitive decline in patients with mild to moderate Alzheimer's disease. The study involved over 2,500 participants and used a combination of idalopirdine and cholinesterase inhibitors.
A study found that warm waters and algae growth are associated with an increase in botulism-related bird deaths on Lake Michigan. The researchers used satellite data to monitor environmental conditions and found a correlation between warmer waters and higher levels of algae, which can lead to the growth of toxin-producing bacteria.
Scientists developed a method to analyze lymph node tissue, identifying patients with higher risk of secondary cancers. The study found that analyzing architectural features of cancer-free lymph nodes can help differentiate between patients at high and low risk of metastasis.
Researchers used a new method to date ancient Mogao Grottoes paintings by analyzing their drawing styles, which were learned through deep learning. The technique successfully dated six paintings and revealed the creation era of other works, reducing uncertainties in dating ancient paintings.
A research team at Rush University Medical Center is working on a simple blood test to detect non-small cell lung cancer with 90% accuracy. The goal is to identify biomarkers that can detect the disease earlier and reduce late-stage diagnoses, improving treatment outcomes.
University of Alberta researchers found that the RYBP protein prevents DNA repair in cancer cells, including breast cancer. This discovery could lead to precision medicine by tailoring treatment to individual patients' DNA.
A recent study by IMDEA Networks explores the potential of Software-Defined Networking (SDN) to make the Internet more scalable, manageable, and adaptable. The HyperAdapt project proposes mechanisms and techniques to deal with network dynamism, improve ISP performance, and support novel technologies like D2D and mmWaves.
Research found that human-perceived temperature (AP) increased 0.04oC per decade faster than actual air temperature (AT), with projected increases of up to 0.17oC per decade in low-latitude areas. AP is expected to continue rising, posing bigger threats to cities and communities, especially in tropical and sub-tropical regions.
Researchers at UCLA have successfully formed a crystalline solid with moving parts, dubbed 'amphidynamic', which could have wide-ranging applications in technology and science. The creation of BODCA-MOF, a metallo-organic framework containing spherical molecules, demonstrates the potential for rapid motion inside a solid crystal.
Scientists at the Keck School of Medicine of USC developed a test using marine animal luciferases to measure cell death in response to cancer immunotherapies. The Matador assay detected cell death in as little as 30 minutes, exceeding existing assays and offering a fast, inexpensive alternative.
A recent study by USC researchers found that survival among adolescents and young adults with cancer has not improved over the past three decades. The study breaks down cancer survival rates by race, ethnicity, age group, socioeconomic status, and cancer stage, highlighting disparities in health outcomes.
A new method predicts when sudden change occurs in complex systems like bee colonies, which could help prevent colony collapse disorder. The model uses dimension reduction to accurately predict tipping points and informs control strategies to delay or prevent their occurrence.
An experimental MERS treatment developed from cattle plasma is safe and well-tolerated in a small clinical trial. The treatment, SAB-301, has been successfully tested in mice and shows potential for rapid production of human antibodies against other human pathogens.
A recent study by Clayton Lamb and colleagues found that higher road density in British Columbia leads to lower grizzly bear density, compromising the species' recovery. Closing roads can reduce the negative impact of roads on habitats, allowing bears to recolonize and recover.
Researchers discover epigenetic supersimilarity in identical twins, influencing biological characteristics and cancer risk. This phenomenon is associated with a relatively small group of genes, but many are linked to several types of cancer.
A study by University of Chicago scientists found that mass extinctions removed species but retained ecological variety, whereas environmental changes lead to significant losses in functional diversity. The researchers analyzed two major mass extinctions and discovered a pattern of survival among functional groups.