The Association for Molecular Pathology (AMP) released a report recommending a molecular diagnostics curriculum for medical laboratory scientists, balancing accreditation, certification, and job market needs. The recommendations aim to prepare future scientists for high-complexity testing and support the growth of genomic technology.
Researchers found that false-positive mammograms have a temporary and limited impact on women's overall health and well-being. The study also showed that women who experience a false positive may actually be more likely to use breast cancer screening in the future.
Scientists have developed a solid-state vacuum ultraviolet lamp that emits high-energy UV light at the shortest wavelengths ever recorded. This breakthrough promises smaller, safer, and longer-lasting lamps for sterilizing medical devices and cleaning semiconductor substrates.
Researchers identified genes whose activity changed uniquely in modern humans during evolution, including those linked to Alzheimer's disease, autism, and schizophrenia. Epigenetic changes in the brain and immune systems distinguished us from Neanderthals and Denisovans.
Researchers have developed an analytical approximation to study SQUID dynamics, enabling faster computation and evaluation of sensitivity in magnetometers. The technique, used for low-noise amplifiers and antennas, reduces simulation time to practically zero.
Researchers found that pain from inflammation reduces sexual motivation in female mice, but has no effect on male mice. Female mice spend less time with a partner and exhibit reduced sexual behavior when in pain.
A recent study published in Neural Regeneration Research found that atorvastatin, a commonly used lipid-lowering drug, protects against cerebral ischemia/reperfusion injury through anti-inflammatory and antioxidant effects. The study, led by Dr. Qiuyun Tu and colleagues, showed that atorvastatin reduces inflammation and oxidative stres...
Researchers at TSRI identified a critical protein complex, RGS7, that regulates memory formation by modulating GABA signaling. Mice lacking RGS7 exhibited deficits in learning and memory, highlighting the complex's importance in cognitive function.
Researchers analyzed the mountain pine beetle's genome and identified potential genetic markers that enable its rapid habitat range expansion. The study found that the beetles can adjust their cellular functions to withstand cooler climates, facilitating a larger geographic dispersal area.
A recent study has identified 80 unique antibiotic resistance genes in cow manure, including a new family of chloramphenicol-resistant genes. These genes have the potential to transfer to bacteria in soil and food, posing a risk for human health if they colonize harmful bacteria.
Researchers used CT angiography to assess coronary artery plaque volume index (PVI) in asymptomatic diabetic patients. PVI was related to age, BMI, and duration of diabetes, highlighting the importance of obesity as a modifiable risk factor.
Tropical Cyclone Jack weakened significantly after two observations by NASA's TRMM satellite on April 21, with maximum sustained winds dropping from 90 knots to 30 knots. Rainfall rates reached up to 197 mm/hr, indicating a powerful storm before its final weakening.
Researchers at Harvard's Wyss Institute have successfully created DNA nanodevices that can survive the body's immune defenses long enough to perform diagnostic or therapeutic tasks. The devices use a virus-like cloaking strategy to evade the immune system and deliver drugs directly to diseased tissues.
A recent study examines streamwater chemistry along a 32-tributary stream network in New Hampshire, finding that factors like slope and nutrient levels significantly influence water quality. The research provides high-resolution data for monitoring and managing aquatic ecosystems.
Joslin Medalists with type 1 diabetes for 50+ years have higher levels of endothelial progenitor cells (EPCs) and circulating progenitor cells (CPCs), associated with lower cardiovascular and kidney disease. These findings suggest that measuring CPC levels may help identify people at risk for complications.
Researchers found that effective communication involves both signalers and receivers, with groups of males called leks increasing accuracy for females. Investing in ecological structures showed a weak improvement in signaling ability, while using non-food items reduced accuracy.
A randomized trial involving 273 pediatric patients with convulsive status epilepticus found that lorazepam was not more effective than diazepam in stopping seizures, but did cause more sedation. The study suggests that diazepam remains a suitable first-line treatment for pediatric status epilepticus.
Researchers found that maternal trauma, illness, or substance abuse activates a single gene in brain cells, leading to structural abnormalities and neuropsychiatric disorders. The study suggests that even minor environmental insults can permanently change how brain cells respond.
A team from the University of Pennsylvania used a computer-assisted approach to identify and rank candidate clock components, leading to the discovery of a new core clock gene named CHRONO. CHRONO physically interacts with known clock proteins and modulates daily rhythms in cells.
Researchers develop composite material with improved impact resistance and toughness inspired by mantis shrimp's club, which accelerates underwater faster than a 22-caliber bullet. The new design structure shows less external damage and increased residual strength after impact compared to standard aerospace materials.
Researchers will investigate how extreme rain events affect the transport of dissolved organic matter through the Connecticut River watershed, potentially impacting water quality and mercury inputs. The study aims to test a new conceptual framework for drainage networks and understand regional-scale dynamics of river systems.
A new software tool, Phevor, has been developed to identify disease-causing gene mutations in undiagnosed illnesses by analyzing exomes of individual patients and small families. The tool has successfully identified diseases with unknown gene mutations in three separate cases.
Researchers developed a new optical microscopy technique to analyze the redox state of mitochondria in living tissue. The study revealed that severance of an axon results in a wave of oxidation of the mitochondria, which begins at the site of damage and is propagated along the fiber.
Dr. Carol D. Berkowitz receives 2014 Ray E. Helfer Award for her work on detecting child abuse and neglect, with a focus on improving healthcare system protection for children.
A study funded by the NIH found that acetazolamide can help preserve and restore vision for women with IIH, when combined with a moderate weight loss plan. The trial involved 161 participants who experienced improved visual field tests, optic nerve swelling reduction, and greater improvements in daily function and quality of life.
A new study suggests that low testosterone exposure in the womb may influence male susceptibility to serious health conditions like obesity and heart disease. Researchers found that reduced testosterone levels in fetal testes can impair Leydig cell function, leading to lifelong health consequences.
A new paper from Rice University's Baker Institute calls for revised patenting guidelines to address the broad patent landscape in biotechnology. The authors suggest initial steps to reform patent licensing and require detailed patent descriptions to prevent costly lawsuits.
Beaumont researchers will investigate a stem cell-based technique to redirect cells to heal injuries without removing them from the patient's body. The goal is to develop new treatments for osteoarthritis and Achilles tendon ruptures.
Acupuncture at Waiguan inhibited Brodmann area 5 on the healthy side of stroke patients, indicating a possible association with a central mechanism for improved outcomes. This study suggests that acupuncture at specific points can have therapeutic effects on brain function in patients with ischemic stroke.
A team of astronomers has developed a viable model for the planetary system orbiting the star 55 Cancri, solving long-standing mysteries about the masses and orbits of its two giant planets. The study reveals that their particular masses and orbits are preventing the system from self-destructing anytime soon.
Research shows that high school friends are the most likely to be unfriended on Facebook, often due to polarizing comments or frequent uninteresting posts. The studies also found that being close friends at one point in time can intensify emotional responses to unfriending.
Researchers estimate that a small village has only 40 members, making it highly vulnerable to extinction. Remote surveillance using satellite images can track the tribe's demographic health and movements without disrupting their lives.
A new amplifier design for mobile phone masts has been developed, achieving 50% efficiency compared to the current 30%. This could lead to a massive 200MW reduction in load on UK power stations and a corresponding decrease in CO2 emissions. The project aims to make a valuable contribution to meeting the UK's carbon reduction targets.
Researchers have processed NASA UV-B radiation data to study its influence on organisms. The dataset provides six variables, including annual averages and seasonal patterns, to help scientists analyze the effects of UV-B radiation on animal and plant species.
A study has found that genetic loss of Ron receptor and its growth factor HGFL leads to aggressive inflammation and damage to the colon in models with IBD. The research suggests these genes may reduce their function due to SNPs, leading to chronic intestinal inflammation.
Researchers at Carnegie Mellon University have developed Kinetica, a visualization approach that allows users to explore complex data using natural gestures on the iPad. The system converts tabular data into colored spheres, enabling users to sort, filter, and manipulate data points with ease.
Scientists at Helmholtz-Zentrum Dresden-Rossendorf and Vienna University of Technology created ultra-thin membranes that allow highly charged ions to pass through with little energy loss. This discovery has significant implications for developing novel electronic components made of graphene.
Rice University scientists have created a nanoscale detector that checks for and reports on the presence of hydrogen sulfide in crude oil and natural gas while they're still in the ground. The detection method is sensitive enough to detect low concentrations, making it an important tool for improving safety and efficiency in oil fields.
Using mouse models, researchers identified a protein that regulates alternative splicing and affects heart contraction and function during postnatal development. CELF1 protein plays a crucial role in regulating certain alternative splicing events, which are associated with endocytosis and vesicular trafficking.
A new data-based model accurately estimates hemoglobin A1c using self-monitored blood glucose readings, providing real-time glycemic control monitoring. This allows for increased individual motivation to improve diabetes management, as patients can track their progress more easily.
Researchers found that Partnering for Health Services, a clinic in Pennsylvania, saved $201,414 annually by lowering emergency room visits and admissions. The clinic's model also showed improved patient outcomes due to more frequent care visits.
A study found that 76.2% of older adults prefer administration of clot-dissolving medications in case of a stroke, supporting the use of this treatment when surrogate consent is not available. Lower education and poorer health were associated with refusal of thrombolysis.
A study of nearly 4,000 college students in 19 countries found that neurotics have unfavorable attitudes towards action and favorable attitudes towards inaction. This association is primarily driven by anxiety, and collectivistic tendencies may also play a role.
Researchers at NREL have discovered a new solar material, perovskite, that can generate electricity more efficiently than previous materials. The material has a unique ability to diffuse photons a long distance, making it suitable for low-cost and high-efficiency devices.
Researchers are designing ultrathin solar cells with photovoltaic nanostructures to increase efficiency and reduce material costs. These nanostructures behave like a molecular hall of mirrors to trap photons inside the cells.
Researchers at Berkeley Lab have developed a novel method to study the membranes of living cells by using size-based chromatography. This approach allows them to probe supramolecular structures in cell membranes at the nanometer length scales, providing insights into how spatial organization affects cellular function.
The report highlights the importance of sharing prescription monitoring data with third-party payers to detect inappropriate prescribing and dispensing, ultimately reducing opioid abuse and deaths. The recommendations aim to enhance insurer capabilities in monitoring prescribing patterns and improving patient safety.
Researchers created a new ultracapacitor by combining graphene flakes with single-walled carbon nanotubes, resulting in three times higher specific capacitance. The hybrid structure's low costs and small size make it suitable for portable electronics and hybrid electric vehicles.
The human immune system uses enzymes like ADAR1 to modify viral genetic information, rendering it useless for new virus particles. The study reveals how the cell protects itself from accidental import of viral RNA into the nucleus.
Researchers from Inserm and the Institut Pasteur have identified a new variant of the Ebola virus in Guinea. The virus is highly contagious and has a high mortality rate, with symptoms including fever, severe diarrhea, and vomiting. The discovery highlights the need for increased measures to prevent transmission from wild fauna to humans.
Researchers have identified a new mechanism by which ghrelin works to limit depression, as well as a potentially powerful neuroprotective drug called P7C3 that may provide greater anti-depressant effects.
Researchers identified a link between fetal growth and the risk of stillbirth, finding that fetuses with restricted or excessive growth had a higher risk. The study suggests that obstetricians should focus on identifying fetuses at the extremes of growth for prevention strategies.
The PETA science consortium will present a tiered-testing strategy for assessing nanomaterial hazards at the 7th International Nanotoxicology Congress. The proposed strategy involves multiple in silico and in vitro model systems, data sharing through web-based tools, and is cost-effective while reducing animal use.
A Mayo Clinic-led study found nine independent risk factors for acute respiratory distress syndrome in surgical patients, including sepsis and high-risk cardiac surgery. The findings may lead to better identification of high-risk patients before surgery and inform changes in care to prevent the condition.
Researchers at the University of Kentucky have discovered methods to build heat-resistant RNA nanostructures and arrays, showcasing its potential as a stable alternative to conventional polymers. The breakthrough offers new possibilities for controlling RNA nanoparticles for therapeutic applications.
Researchers at UMass Amherst and INPA discovered a new genus and species of electric knifefish in the Negro River, revealing unique features such as electric organs and distinct pulse patterns. The discovery is expected to contribute to a better understanding of Amazonian biodiversity and its adaptations.
Researchers at the University of Calgary have found a way to promote growth in damaged nerve cells by inactivating protein Rb, which normally acts as a brake on nerve growth. This discovery has the potential to treat conditions such as peripheral nerve disorders, including diabetic neuropathy and multiple sclerosis.
A study published in JAMA Network found that the medication acetazolamide, combined with a low-sodium weight-reduction diet, improved vision in patients with idiopathic intracranial hypertension. The treatment resulted in modest improvement in visual loss compared to a placebo.
A QUT physicist demonstrated that a siphon operates through gravity, not atmospheric pressure. The experiment involved a hypobaric chamber and showed that water flow remained constant despite changes in atmospheric pressure.
Scientists at Johns Hopkins Medicine have found a way to block abnormal cholesterol production, transport and breakdown, preventing the development of atherosclerosis in mice and rabbits. The treatment, using an existing compound called D-PDMP, successfully prevented the formation of fatty plaque and calcium deposits inside blood vessels.