The SPRINT-1 study found that adding boceprevir to standard hepatitis C treatment can significantly increase the response rate for genotype 1 patients. The addition of boceprevir to peginterferon and ribavirin regimens resulted in higher rates of sustained virological response compared to the control group.
Researchers identified a genetic variant on chromosome 18 associated with increased TB susceptibility in African populations. The study demonstrates the feasibility of genome-wide association studies in Africa, which have been successful in European populations but faced challenges due to high genetic diversity.
Researchers at Harvard University have developed a new terahertz semiconductor laser that emits highly collimated beams, suitable for applications such as security screening and chemical sensing. The advance uses metamaterials to confine and collimate the THz light, opening up new possibilities for terahertz science and technology.
A UCSF-led team has discovered a direct link between an inherited genetic mutation, developmental abnormalities, and juvenile myelomonocytic leukemia (JMML), a rare form of childhood cancer. The study found that germline CBL mutations are inherited in nearly half the families affected by JMML.
Researchers at UCI, UCSD, and Harvard have induced robust regeneration of nerve connections that control voluntary movement after spinal cord injury. By deleting a cell growth inhibitor called PTEN, they achieved this breakthrough by turning back the developmental clock in a molecular pathway critical for the growth of corticospinal tr...
A large-scale genetic study identified key genetic markers linked to developing meningococcal meningitis and septicaemia. The research suggests innate differences in natural defences leave individuals vulnerable to the bacteria.
Researchers from Helmholtz-Zentrum Berlin für Materialien und Energie (HZB) used X-ray absorption spectroscopy to observe electron transfer in biochemical substances. They discovered a 'dark channel' where excited electrons remain longer, preventing fluorescent light emission.
Scientists have created a mouse with highly effective human immune system components, enabling it to specifically target and destroy cancer cells. This breakthrough could lead to new immunotherapy approaches for cancer treatment.
A Cochrane Systematic Review found that telemonitoring reduces mortality in patients with chronic heart failure, while structured telephone support has no significant benefit on mortality. Both technologies significantly reduced hospitalizations due to worsening of heart failure.
A recent study published in the Cochrane Database of Systematic Reviews found no evidence that antidepressants can treat autistic spectrum disorders in children. In fact, the medication may cause serious harm due to the small number of trials conducted and varying assessment methods.
Researchers have successfully transferred green pepper genes into African bananas, giving them resistance to the deadly Banana Xanthomonas Wilt disease. The banana varieties exhibit strong resistance to the disease and could potentially save millions of farmers' livelihoods.
A Greenland glacier has lost a quarter of its floating ice-shelf, giving birth to an ice island four times the size of Manhattan. The freshwater stored in this ice island could keep the Delaware or Hudson rivers flowing for more than two years.
A newly discovered molecular mechanism helps control the amount and effectiveness of a substance that mimics an active ingredient in marijuana. The study suggests that the enzyme ABHD6 plays a crucial role in degrading this substance, which is produced by the body's own nerve cells.
A recent study suggests that humanity's response to climate change could do more harm than the changes itself. The research highlights the devastating impact of human activities on tropical forests and biodiversity. To mitigate this damage, experts emphasize the importance of planning and adopting sustainable practices.
A study by University of Nebraska-Lincoln researchers found that voters carved into new districts often know less about their congressperson than those in their former home counties. This can lead to a significant informational disadvantage, resulting in random voting choices.
Researchers created an artificial bee eye with a fully functional camera, achieving a comparable field of vision to bees. This system could inspire the development of mobile robots and small flying vehicles with enhanced navigation capabilities.
Dr. Nadeau's research focuses on the impact of ancestral generations on an individual's health status, challenging traditional studies that rely solely on inherited genes and environmental exposures. The NIH Director's Pioneer Award supports his five-year investigation into transgenerational genetic effects.
The University of Colorado College of Nursing has received a $753,817 grant to develop an innovative master's program in nursing leadership and healthcare systems. The i-LEAD program aims to prepare advanced practice nurses with expertise in providing high-quality healthcare in rural and medically underserved areas. The program will pr...
Scientists have isolated an improved variant of yeast Cryptococcus flavescens that tolerates fungicide and is being evaluated as a biocontrol agent. This yeast has shown promise in reducing scab damage by up to 85% when combined with other fungicides.
Researchers at Rutgers University studied the doubly magic isotope of tin with 50 protons and 82 neutrons, providing insights into its stability and potential formation in supernova explosions. The study's findings may also contribute to developing next-generation nuclear reactors and forensic analysis techniques.
A recent UC Denver study found that attractive women face discrimination when applying for certain jobs considered masculine, such as research and development or construction supervisor roles. In contrast, attractive men faced no similar disadvantage. The study highlights the existence of a double standard in hiring practices between m...
Scientists at EMBL identified two proteins, PRC1 and kinesin-4, that control the formation and size of microtubule overlaps in the spindle. This adaptive mechanism ensures the overlap remains constant without affecting microtubules elsewhere in the cell.
A UBC study found that youth and prison inmates with multiple tattoos are at higher risk of contracting hepatitis C. The study recommends improving hygiene and infection-control guidelines for tattoo artists and clients to prevent the spread of blood-borne diseases.
Researchers found that apathetic aphids, accustomed to ignoring pheromone alarms, are more vulnerable to ladybug attacks. This study provides a potential strategy for increasing the effectiveness of aphid predators in crop protection.
After 15 years, man-made and natural wetlands were found to be similarly effective in retaining phosphorus and nitrates, and both acted as significant carbon sinks. The naturally colonizing wetland produced more plant biomass and emitted more methane, while the planted wetland hosted a higher diversity of plant species.
A new study found that children's vegetable intake doubled after participating in a program using multimedia and role models, including Popeye cartoons. The program also led to increased variety in vegetable consumption and improved parental engagement in encouraging healthy eating.
Researchers at Lawrence Berkeley National Laboratory have developed a graphene noise model, showing minimal background signal noise near the Dirac point. The model reveals an M-shaped pattern in single-layer graphene and a V-shaped pattern in bi-layer graphene, correlating to spatial-charge inhomogeneity.
Researchers found established populations of genetically modified canola plants outside agricultural fields in North Dakota, reproducing and adapting to local environments. This discovery highlights concerns about the spread of biotech products and their impact on native species.
Yoed Rabin is developing biothermal technologies for cryopreservation and cryosurgery using vitrification, glassy materials, and wireless temperature sensors.
Recent Mexican drug control efforts have led to a significant drop in methamphetamine treatment admissions in Mexico and neighboring Texas. Researchers attribute the decline primarily to import controls on pseudoephedrine precursor chemicals.
A recent study reveals that media reports of the time callously mocked the suicides of Grub Street writers, who were unfairly marginalized and exploited. These writers played a crucial role in Western civilization, contributing to the Enlightenment and undermining the French monarchy.
Researchers used satellite data to calculate the amount of water in the Amazon River floodplain, finding an average of 285 cubic kilometers per year. This discovery highlights the complexity of measuring water volumes in remote regions and underscores the need for further research on global water supplies.
Research shows that community poverty is linked to lower rates of arteriovenous fistula use among newly diagnosed dialysis patients in poorer communities. This suggests that targeted interventions are needed to improve pre-dialysis care for these patients.
A team of Arizona State University researchers will collaborate with colleagues from top universities to develop next-generation lasers and infrared photodetectors. They aim to improve the physical and structural properties of antimonide-based compound semiconductor materials, enabling high-performance sensing and imaging devices.
A new study found that praying for another person's healing can be effective, especially when the prayerer is physically near the person. The study, which measured improved hearing and vision in rural Mozambican subjects, revealed statistically significant benefits after proximal intercessory prayer (PIP) was administered.
A study finds that gender harassment, even without unwanted sexual advances, leads to negative personal and professional outcomes for women. Women who experience gender harassment report lower satisfaction with their jobs, higher stress, and poorer overall well-being.
A new study led by researchers at UCSF found that surgery is more effective than radiation and hormone therapies for men with high-risk prostate cancer. The study analyzed data from 7,538 men with localized disease and found a significant difference in survival rates between surgical removal of the prostate and other treatment options.
HokieSpeed is expected to deliver 35 times better peak performance and 70 times better power efficiency than System X, Virginia Tech's previous supercomputer. The instrument will enable researchers to perform in-situ visualization for rapid data analysis, making complex problems tractable.
A UT professor has made a groundbreaking discovery on how viruses jump from host to host. The study found that cross-species transmission may be driven more by host similarity than virus mutation and contact rates.
Researchers have devised a three-ingredient molecular cocktail that transforms fibroblasts into beating heart cells, potentially solving the issue of cardiac muscle regeneration in heart disease. The cocktail, tested on mice, shows promise in producing new cardiac muscle cells more efficiently than induced pluripotent stem cells.
USDA scientists create a new sustainable potting medium called WholeTree, made from thinned pine trees. The material can replace costly and time-consuming materials like peat moss, perlite, and vermiculite, reducing energy costs and environmental impact.
A new study predicts that the little brown myotis bat population in the Northeast will decline by over 99% within 20 years due to White-Nose Syndrome. The disease has already affected at least seven species of bats, with millions dying from its effects.
A new study found that individuals with chronic back pain who experienced some lifetime adversity reported less physical impairment and disability. The researchers speculate that this may be due to the development of psychological and social resources that help tolerate adversity.
Researchers discovered that the H1N1 flu virus used a novel amino acid location to adapt to human cells, allowing it to spread efficiently. This finding provides new insight into the biology of flu viruses and reveals a genetic marker for predicting future pandemics.
Researchers studied two butterfly species, finding that genetic variables affect their ability to relocate due to global warming. The study suggests that some species may be more adapted to warmer temperatures than others.
Research suggests that economic systems influence cooperation and trust, with societies prioritizing cooperation experiencing higher levels of trust and cooperation. Climate also impacts behavior, with violent-crime rates increasing during warmer months and prosocial behaviors enhanced by sunny weather.
A review article debunks common dental myths, highlighting the importance of a balanced diet in preventing tooth decay, osteoporosis, and gum disease. Carole Palmer, a professor at Tufts University School of Dental Medicine, outlines how nutrition affects oral health in children, teenagers, expectant mothers, adults, and elders.
The American Institute of Aeronautics and Astronautics (AIAA) will honor the winners of AIAA technical and literary achievement awards for their outstanding contributions in space science and technology. The award recipients include Harvey Berger, Michael Gass, STS-125 Team, STPSat-1 Team, Wanda Austin, and J. D. Hunley.
Research suggests that high CO2 levels can lead to reduced growth, shell hardness, and increased mortality in juvenile oysters. The study's findings highlight the vulnerability of oysters to ocean acidification, which may have cascading effects on marine ecosystems.
Physicist-turned-author Simon Singh has won the Leelavati Award for his outstanding contributions to public outreach in mathematics. The award, named after a 12th-century Indian mathematician, carries a citation and cash prize of one million Indian rupees.
Two studies found that infliximab and certolizumab pegol can effectively maintain remission of Crohn's disease for up to 18 months. Continuous therapy was more effective than interrupted therapy in preventing disease recurrence. Lower doses of infliximab also showed promise in maintaining intestinal mucosa integrity.
Researchers at UCSF have successfully purified one type of human embryonic stem cell using a novel, high-throughput strategy that avoids genetic engineering. The technique links two existing technologies and enables the separation of pure stem cells from teratoma-forming cells at a rate of about 25,000 cells per second.
A study published in Science reveals that molecular sequence data can be used to quantify cross-species transmission rates, with bats being the most common source of human infections. The analysis found that rabies viruses are more likely to jump between closely related bat species than distant ones.
A study published in the FASEB Journal finds that only a few highly cited scientists hold top leadership positions at research universities. The authors suggest that a glass ceiling may exist, limiting opportunities for highly cited researchers to pursue executive management roles.
Researchers developed a proof-of-concept system that removes pedestrians from urban scenes in Google Street View, exploring how computer vision can preserve privacy in public environments. The system replaces pedestrians with an approximation of the actual background behind each pedestrian.
A genetic analysis of 24 spiny frog species reveals their evolutionary history, which correlates with the rise of the Himalayas and Tibetan plateau. The study supports a minority theory of the India-Asia collision, suggesting that Southeast Asia was pushed aside towards the Pacific Ocean.
Researchers found that children with a specific serotonin transporter gene variant are more likely to exhibit psychopathic traits if they grow up poor. These traits include lack of empathy, arrogance, and deceitfulness. The study suggests that socioeconomic environment influences the expression of this genetic trait.
The 'life between the sheets' hypothesis proposes that structured compartments formed between layers of mica could have sheltered and evolved pre-life molecules. Mica's unique properties make it an ideal environment for life to emerge, with its ability to withstand wet/dry cycles and provide a stable surface for cells to develop.
Researchers found that coastal animals have a decreased ability to fight off infection of Vibrio bacteria when exposed to low oxygen and high carbon dioxide conditions. This makes them more vulnerable to infection, especially with injuries or wounds exposed to the water.
Researchers identify options for restoring joint lubrication to potentially prevent OA. The study found that injecting lubricin into the traumatized joint limits cartilage deterioration and encourages the joint to produce its own lubricin.