Kansas State University researchers suggest government agencies communicate better with public about recalls and inspection process. Consumers may doubt the effectiveness of food safety systems due to unclear information from regulatory agencies.
A breakthrough technology developed by the US Navy is being adapted for breast cancer detection, offering improved reliability in early detection. The technology complements existing radiology devices by yielding more detailed images of faint cancerous lesions.
Researchers discovered elevated populations of NK cells in the bile ducts of infants with biliary atresia, which led to tissue damage. Blocking the Nkg2d receptor and depleting NK cells prevented damage to bile duct surface tissues.
A new monitoring system developed by Johns Hopkins researchers allows for the non-invasive pinpointing of Mycobacterium tuberculosis in mouse lungs, speeding up preclinical testing of TB drugs and vaccines. This innovation enables fewer animals to be used, reducing the need for lengthy and complicated regimens.
Researchers discovered that infected chimpanzees had lower survival rates and were more likely to die from disease. The study found a significant link between SIV infection and CD4+ T-cell decline, similar to HIV-1 in humans.
A recent study suggests that chimps respond to faces in a similar manner to humans, capturing attention more effectively than other objects. Reaction times improved when the target appeared behind the image of a chimpanzee face.
Blast injuries are physically and psychologically devastating, with conservative estimates showing a four-fold increase in events and an eight-fold increase in injuries. The authors emphasize the need for every physician involved in emergency care to understand blast injury patterns and management, highlighting the importance of carefu...
Rainfall in Iberian Peninsula to decline due to climate change, with increased frequency in winter and lower amounts in spring-summer. Climate models predict significant changes by middle of 21st century, with varying effects on seasonal distribution patterns.
A team of researchers has identified XIAP as the critical factor determining which cell death pathway is followed to culminate in a cell's death. This finding has implications for cancer patients with underlying liver conditions who are being treated with IAP inhibitors.
Researchers used a NASA centrifuge to simulate artificial gravity and found that just one hour a day was enough to maintain thigh muscle protein synthesis. The study suggests that this could be a potential countermeasure for preventing muscle loss in space, with implications for human health on Earth as well.
Researchers at the University of Oregon have discovered a new class of self-assembling materials that can control colloidal interactions by applying biological molecules from cell membranes. The findings suggest that specially tweaked biological membranes can serve as control knobs to direct materials to specific actions.
Researchers analyzed over 1,800 urine samples and identified individual patients with an accuracy of over 99 percent using metabolic profiling. The study provides evidence that the metabolic fingerprint remains stable over time, paving the way for personalized medical care.
Researchers have developed a novel silver nanoparticle skin gel that effectively kills harmful bacteria, including drug-resistant microbes, while promoting wound healing without causing harm to healthy skin. The gel contains 30 times less silver than traditional antimicrobial agents, making it a safer option for burn patients.
A large study comparing widely used treatments for chronic hepatitis C infection found similar safety and efficacy in achieving long-term viral eradication. However, subgroup analysis revealed that certain approaches may be better suited for women and minorities, with some treatments showing higher success rates in these groups.
Researchers, including Dr. Dentcho Genov, successfully mimicked celestial mechanics using artificial optic materials to study phenomena around black holes and other celestial objects. The team's work has implications for technology, such as the 'invisibility cloak,' and confirms Louisiana Tech's contribution to vital science discoveries.
The US Department of Energy and USDA will fund seven projects to improve the use of plant feedstocks for biofuel production, reducing dependence on foreign oil and creating jobs. The grants aim to unlock advanced biofuels' potential, leveraging lignocellulosic crops that require less intensive land usage.
Researchers at Cedars-Sinai Medical Center have isolated stem-like cells from benign pituitary tumors and shown they can generate new tumors in laboratory mice. The study supports the cancer stem cell hypothesis, suggesting similar mechanisms may be involved in malignant and benign tumor formation.
A new study reveals that chimpanzees infected with SIV, the precursor to HIV-1, contract and die from AIDS. Infected females were less likely to give birth, and infants born to infected mothers were unlikely to survive. The virus was transmitted sexually and through mother's milk.
A study found that Vyvanse significantly reduced ADHD symptoms in children aged 6-12 from 1.5 to 13 hours after taking the medication. The study, published online in Child and Adolescent Psychiatry and Mental Health, demonstrated long-lasting efficacy of Vyvanse in improving behavior and attention.
A new study by IVI-NICED found that the Vi polysaccharide vaccine is highly effective in protecting young children against typhoid fever, with 80% protection rate in children under five years old. The vaccine also conferred substantial herd protection, reducing typhoid risk among unvaccinated neighbors by 44%.
The National Institute of Allergy and Infectious Diseases (NIAID) will conduct a series of clinical trials to test two candidate H1N1 flu vaccines. The trials will evaluate the safety and ability to induce protective immune responses in healthy adults and elderly individuals.
Michigan State University scientist Beronda Montgomery is studying the process of stem growth in plants, which diverts energy from seed, flower, and leaf production. Her research aims to understand how phytochromes control plant growth and develop new approaches to improve crop yields.
Researchers at Yale University found that predator-prey interactions play a crucial role in creating spatial synchronicity among living organisms. The study showed that changes in these interactions can have disastrous consequences for ecosystems.
A new low-dose unenhanced CT scan has been shown to correctly identify patients with appendicitis while delivering 50% less radiation than traditional standard-dose enhanced CT scans. The study used this method on 78 patients and achieved high accuracy rates from two independent radiologists.
A team of physicists from Innsbruck, Austria, have proven that it is not possible to explain quantum phenomena in non-contextual terms. They used techniques designed for building a quantum computer and performed a series of measurements on a pair of laser-cooled calcium ions.
Researchers at U-M have developed a lab-on-a-chip device that uses sound waves to drive experimental samples through the device. This innovation replaces traditional electromechanical valves with resonance cavities, amplifying specific musical notes to create air pressure controlling droplets.
Researchers have developed a malaria vaccine that effectively blocks the parasite's sexual development, critical for transmission. The vaccine induced a significant immune response in mice and non-human primates, with a 93% transmission-blocking rate after a single dose.
The TDRS project has received approval to proceed with the implementation phase of its mission, enabling NASA to build more spacecraft needed to support missions. The next milestone is a critical design review scheduled for January 2010, which will examine detailed aspects of the TDRS spacecraft and system.
Researchers at Caltech have created a nanoscale mass spectrometer that can instantly measure the mass of an individual molecule. The device uses tiny nanoelectromechanical system (NEMS) resonators to detect changes in vibration frequency, allowing for precise mass determination.
A study by MU researchers found that cancer survivors experience mild decreases in skills like verbal fluency and problem-solving ability, impacting their daily lives. The researchers identified specific interventions, such as pharmaceuticals and cognitive behavior techniques, to help patients manage these challenges.
A $15 million NIH grant will support a five-year research consortium at Massachusetts General Hospital to study how the hepatitis C virus evades the immune system. The project aims to improve understanding of liver cell involvement in HCV infection and develop new treatments for chronic viral infections.
A new study finds that abused women experience a five-stage process of leaving, marked by boundary ambiguity, emotional disconnection, and preparation to leave. Women often struggle with clarity and connection once they've left, highlighting the need for support and understanding from social workers, friends, and family.
A study found that a close caregiver relationship can slow Alzheimer's disease progression by retaining more cognitive function and functional abilities over time. Patients with close caregivers scored better on cognitive tests and retained more of their brain function compared to those without close relationships.
A study led by University of North Carolina at Chapel Hill investigators found that giving daily antiretroviral syrup to breastfeeding infants or treating their HIV-infected mothers with highly active antiretroviral drugs is safe and effective in preventing mother-to-child HIV transmission through breast milk.
Syphilis is experiencing a resurgence in cases, while gonorrhea has become increasingly resistant to treatment, posing significant challenges for public health efforts. New and potentially serious(STDs) like Mycoplasma genitalium have also been identified as emerging threats.
A study of 20,000 young drivers found that risky behaviors like speeding and text messaging while driving significantly increase the risk of crashes. Young drivers who engage in these behaviors, even with good safety knowledge, are more likely to crash.
A study published in JBC found that mice with defective mitochondrial protein MCLK1 lived longer and aged slower than normal mice. Despite high levels of oxidative stress, their inefficient mitochondria produced less energy and fewer oxygen radicals, accumulating less damage over time.
A study by UCLA and Rutgers neuroscientists found that functional magnetic resonance imaging (fMRI) can accurately predict a person's mental task, such as reading words aloud or counting tones. The research suggests that brain patterns are similar across healthy individuals, allowing for predictions on new people.
A landmark study finds that treatment with either of two standard antiviral drug therapies is safe and offers the best way for people infected with hepatitis C to prevent liver scarring, organ failure and death. The study showed that treating patients in early or less advanced stages of the disease leads to higher success rates.
SRI International was chosen to lead three research and development centers in the NCI's Chemical Biology Consortium program. The goal of the program is to discover and develop new cancer therapeutics against novel molecular and genetic targets.
A new study found that inhaling linalool, a key ingredient in aromatherapy, can alter gene activity and blood chemistry to reduce stress levels. The study also showed that linalool returned stress-elevated levels of immune cells to near-normal levels.
Two areas of thunderstorms in the Caribbean are moving into the eastern Atlantic and southeastern Bahamas, but a low chance of development exists. The National Hurricane Center reports less than 30 percent chance of tropical formation within the next 48 hours.
A new study from the Children's Hospital of Philadelphia has found that eliminating a specific cell receptor, CAR, prevents infection by a common virus that causes serious diseases in humans. The researchers used genetically engineered mice to demonstrate the critical role of CAR in coxsackievirus infections.
Gellman is leading a research team to create solid surfaces that can select between 'left-handed' and 'right-handed' versions of complex molecules, improving efficiency in chemical processes. The goal is to control chemical reactions to yield only the desired product, reducing waste and environmental impact.
Researchers have measured the largest effects of parity violation in an atom, using ytterbium-174 isotopes and detecting a hundred times larger effect than previous measurements in cesium atoms. The discovery promises significant advances in studying weak forces in the nucleus.
The Foot & Ankle Specialist journal has been accepted for inclusion in the MEDLINE database, providing researchers and clinicians with improved access to high-quality studies on foot and ankle treatments. This acceptance aims to enhance the dissemination of techniques and advancements in foot and ankle care.
Researchers found SIV-infected African wild chimpanzees died prematurely and developed hallmarks of HIV-1 infection, contradicting previous assumption that infected primates wouldn't develop AIDS. Yerkes contributed key comparative data on SIV-infected and uninfected sooty mangabeys, shedding light on mechanisms behind natural immunity.
A new method for capturing CO2 from flue gas has been developed by Lawrence Livermore National Laboratory. The approach uses ionic liquids as a solvent to separate carbon dioxide from its source, overcoming the shortcomings of existing methods, such as non-selectivity and corrosiveness.
Research by Nansook Park and Christopher Peterson highlights the importance of experiencing positive emotions, having close interpersonal relationships, and finding meaning in life. The authors suggest that psychology has made progress in understanding human problems but still lacks a formula for achieving a good life.
A new treatment method, Vesselplasty, has been shown to reduce pain and improve mobility in patients with vertebral compression fractures. The study, which included 29 patients, found significant improvements in pain scores and mobility, with no clinical complications reported.
Researchers from the University of Cincinnati have found evidence that ancient Maya people deliberately conserved forest resources. The team discovered that when they abandoned their forest conservation practices, it led to the downfall of the Maya culture due to soil erosion and loss of water retention.
Scientists develop environmentally friendly process for producing biodiesel from chicken feather meal, generating up to 593 million gallons annually. The process also produces high-grade animal feed and nitrogen-rich fertilizer, reducing waste and increasing renewable energy production.
Early exposure to airborne ultrafine particulate matter in infancy has been linked to chronic obstructive pulmonary disease (COPD) and asthma later in life. This study found that infant inhalation of ultrafine air pollution caused genetic defects leading to dysfunctional proteins and permanent changes in immune responses.