Research supports pioneering hypothesis that infants' immature immune systems allow them to accept transplanted organs from mismatched blood groups. This results in improved infant survival and expands the potential donor pool.
Researchers at Northern Arizona University have made groundbreaking discoveries about uranium's impact on DNA, potentially shedding light on environmental contamination and health effects of depleted uranium. The study's findings have significant implications for Native American communities and may help address long-standing concerns a...
Researchers found that younger children's brains involved more brain areas during language exercises, indicating greater flexibility. As children matured, brain activity concentrated on the left side, offering hope for rehabilitation of brain function after stroke or traumatic brain injuries.
Researchers are working on developing new diagnostic tools using nanotechnology to identify biomarkers for diseases. This could lead to earlier detection and more effective treatment, reducing the economic and social impact of diseases.
Researchers have discovered that losartan can prevent the development of aortic aneurysms in mice with Marfan syndrome, suggesting a potential new treatment. The drug works by lowering transforming growth factor beta activity, which is responsible for the syndrome's catastrophic developmental defects.
Dr. Daniel Rader, a leader in preventive cardiovascular medicine and cholesterol metabolism, has been awarded a $6 million grant to develop new therapeutic approaches for reducing heart disease risk. His research focuses on boosting HDL (good cholesterol) levels and function.
Researchers identify matrix protein as critical component in VSV's ability to invade cells and replicate, leading to potential vaccine development and anti-viral agents. The discovery also provides insights into how viruses shut down cell protein-making capabilities.
In a study on Huntington disease, researchers found that cystamine increased brain levels of protective protein HSJ1b and BDNF, suggesting a promising candidate for treatment. The study also revealed that cystamine raises BDNF in an HSJ1b-dependent manner.
The American Institute of Ultrasound in Medicine (AIUM) has awarded several ultrasound research grants to its members through the Educational Enhancement Research (EER) program. The recipients include T. Douglas Mast, PhD for quantitative real-time monitoring of thermal ablation using pulse-echo ultrasound imaging and Roxana Vlad, MSc ...
Researchers identify mutation in JAK2 signaling pathway, allowing cells to bypass normal red blood-cell production process. This discovery could lead to the development of targeted treatments that improve treatment outcomes for patients with PV disease.
Since the introduction of PREVNAR, antibiotic-resistant invasive pneumococcal disease (IPD) has decreased by 87% among all ages, 98% among children under two, and 79% among adults over 65. The vaccine has also reduced IPD caused by penicillin-resistant strains targeted by the vaccine.
Dr. Lawrence Platt is a renowned expert in ultrasound technology, particularly in prenatal diagnosis and 2D/3D/4D imaging. He has authored numerous publications and holds leadership roles in prominent professional organizations.
Researchers found that forest degradation and human presence significantly influence the prevalence of parasitic nematodes in red colobus monkeys. The study's results suggest that easily measurable indices like stump density can predict host-parasite dynamics and inform conservation efforts.
J. Brian Fowlkes and Harvey L. Nisenbaum were selected for the award due to their dedication to the AIUM and commitment to the ultrasound community. The American Institute of Ultrasound in Medicine presented the prestigious awards to recognize their outstanding contributions.
A recent study found that professionally staffed school libraries in Ontario are linked to higher student achievement and positive attitudes towards reading. The study recommends increasing the number of trained teacher-librarians and better funding for library resources to improve literacy levels across the province.
Researchers have discovered a major gateway for KSHV entry into human cells, suggesting the virus may facilitate its own infectivity by inducing stress responses. This finding has significant implications for understanding Kaposi's sarcoma and developing new treatments.
The study showed that SB-509 was safe and well-tolerated, with no dose-limiting toxicities observed. Improvements in pain, numbness, and neurological symptoms were seen in approximately 50% of patients, with significant anecdotal improvements reported in neurologic exam scores and electrophysiologic testing.
A new DNA technique, known as plant-fingerprinting, can identify poisonous plants from animal remains by analyzing DNA sequences in the rumen. This method uses plant material extracted from animals within 24 hours of death to create a unique template for amplifying specific DNA sequences.
Researchers have developed a remote-sensing technology that uses the spectral quality of light reflected from plant leaves to detect gas leaks. This technology can also be used to monitor environmental effects and ensure public acceptability and safety in carbon capture and storage schemes.
Researchers found that older participants preferred happy faces and avoided angry ones, while younger subjects showed a preference for fearful faces. This study challenges traditional views on how age affects emotional processing and suggests a more positive outlook in older adults.
The study found a pattern of steady cooling in the EEP over 5 million years, with temperatures dropping by roughly one degree Celsius every million years. The research suggests that ocean regions near Antarctica were the main driver of EEP cooling, contradicting previous theories about rapid glacier growth in high northern latitudes.
The WHO's 2006 World Health Report faces criticism for its limited information on human-resource gaps and needs. The report lacks geographical distribution, skill levels, and sector balance details, hindering policymakers' decisions. The Lancet comments that the WHR shows a significant gap between current knowledge and necessary data.
Improved breastfeeding rates over the past 25 years have led to high infant iron levels; human milk provides essential nutrients. Complementary foods in older infants' diets require improvement to meet nutritional needs.
Researchers at UCSD have discovered how bacterial messenger RNA is unfolded to be read by the cell's protein-making machinery. The study reveals essential factors required for this process and provides insights into developing novel antibiotics targeting these vulnerabilities.
The Tiktaalik fossil exhibits a mix of fish-like and tetrapod features, bridging the gap between these two groups. The discovery supports the idea that evolution from water to land occurred gradually in shallow waters.
New projections suggest that deforestation rates will decrease as population growth slows, allowing a larger area of tropical forests to remain. The study's findings provide hope that many tropical forest species can survive the current wave of deforestation and human population growth.
Researchers identified a liver-derived protein complex as the first essential brain signal governing seasonal adaptation in hibernating animals. This discovery may pave the way toward clinical therapies that protect humans from lethal diseases like hypothermia and ischemia.
The American Institute of Ultrasound in Medicine presented notable awards to Lawrence Platt, David Sahn, Marie De Lange, Genevieve Berger, and Kurt Jaeger for their groundbreaking contributions to diagnostic ultrasound. The honors recognize individuals who have significantly advanced the field through research, education, and innovation.
A new Cassini image shows the A ring contains more debris than previously reported, indicating a higher opacity of up to 35 percent. The particles in the ring are trapped in ever-changing clusters that are regularly torn apart and reassembled by gravitational forces.
A coalition of conservation groups protected a vital 1,600-acre site in Colombia's Sierra Nevada de Santa Marta massif, safeguarding the last breeding ground of the Globally Endangered Santa Marta Parakeet. The site also provides habitat for 18 bird species and five threatened amphibians.
Researchers applied engineering tools to study cell decision-making in cancer and inflammatory diseases. The studies uncovered a surprising link between the two, suggesting new treatment approaches for debilitating conditions like rheumatoid arthritis.
Researchers developed a new PET scan technique to detect Alzheimer's disease plaques and tangles, while the ApoE gene was found to significantly increase stroke risk in Asian populations. Foramen ovale closure surgery also showed promise in reducing migraine headaches in patients with an open heart opening.
Researchers discovered a link between oral bacteria and preterm birth, finding Bergeyella bacteria in the amniotic fluid of pregnant women. This pilot study suggests that oral bacteria may play a role in premature deliveries, which can lead to health challenges for babies and increased medical costs.
Researchers discovered four protein biomarkers that can predict death from colorectal cancer independent of stage or location. A micro-RNA signature also predicts colon cancer development by regulating gene expression and cellular pathways.
Genentech's $2.5 million donation will support the formation of a new center at CSHL, focusing on preserving and disseminating the history of molecular biology and biotechnology. The facility will house archival collections from Nobel laureates and leaders in the industry.
A recent review of studies found that parents' knowledge about fever treatment is poor, leading to increased overdoses of paracetamol and ibuprofen in children. The study suggests that education programs for parents can help improve their attitudes and practices towards treating childhood fevers.
Varicose veins affect 75-150 million people worldwide and traditional therapy involves costly surgery. Vascular Insights aims to reduce convalescence, complications, and pain with a single, disposable product for elimination of varicose veins.
Researchers discovered that amphetamines are converted into free radicals in the brain, leading to long-term neurodegeneration and oxidative stress. The study suggests a novel mechanism for how amphetamines may contribute to neurodegenerative diseases like Alzheimer's and Parkinson's.
Rice professors Bonnie Bartel and Jennifer West have received HHMI grants to develop innovative programs combining undergraduate teaching and research. Their programs aim to engage students in science through hands-on activities, laboratory tours, and peer-reviewed research publications.
The Howard Hughes Medical Institute (HHMI) has named 20 new million-dollar professors to improve undergraduate science education. These educators, selected for their teaching talent and research expertise, will receive grants to design engaging programs that promote diversity and hands-on learning experiences.
Researchers at the University of Toronto found that male Australian redback spiders develop faster in areas with high female populations, allowing them to find mates before other males. This adaptation enables them to optimize their reproductive success despite intense competition for limited mating opportunities.
Researchers have discovered a novel way to increase the potency of botulinum neurotoxin treatments, allowing for lower doses and enhanced cosmetic benefits. The new approach may reduce the risk of complications associated with frequent injections, making Botox safer and more accessible.
The newly found Tiktaalik species blurs the boundary between fish and land-living animals through its anatomy and lifestyle. The discovery provides critical early phase insights into the evolution of all limbed animals, including humans.
A growing trend towards transparency in executive compensation packages is driven by increased investor scrutiny and demands for accountability. This shift signifies a change in the post-Enron era, where shareholders are now more diligent in monitoring how companies allocate their resources.
A new study by the University of Iowa found that early intervention with electrical stimulation can significantly reduce bone mineral density loss in SCI patients. The therapy, which involves delivering defined doses of load to targeted muscles and bones, was shown to improve bone health and muscle strength.
Researchers propose a theory that the fusiform face area (FFA) recognizes faces based on selective processing of shapes of facial features. Their computational model and experimental studies support this idea, suggesting that face recognition can be achieved by hierarchical shape detectors.
Researchers at the NIH successfully introduced a light-absorbing protein into mouse retinal cells, enabling them to send signals to the brain and regain some visual function. The study suggests that this approach could be used to treat various forms of retinal degenerative eye diseases.
Researchers have discovered that docosahexaenoic acid (DHA) in retinal pigment epithelial cells plays a crucial role in protecting photoreceptor cells from damage. The findings suggest that DHA may help slow or halt the progression of diseases such as retinitis pigmentosa and Usher's syndrome.
Researchers discovered that hagfish can regulate their acid-base balance and have a greater capacity for rapid pH compensation than any other fish studied. The hagfish's ability to maintain a stable body temperature and salt concentration in its blood enables it to cope with high levels of CO2.
Companies like IBM are shifting pension investment risks to employees through defined contribution plans, but Robert C. Merton argues that without corporate oversight, these plans may not provide long-term security for investors. Merton emphasizes the importance of corporate responsibility in ensuring the financial stability of DC plans.
A study published by Mayo Clinic researchers found that surgical ovary removal elevates the risk of dementia in younger women, possibly due to insufficient estrogen. Women who underwent the surgery at a younger age may be more susceptible to cognitive decline, highlighting the need for ongoing hormone replacement therapy.
Women are taking control of their feminine health, but many remain embarrassed about discussing sensitive topics. The survey found that one in four women admit to not being honest with their gynecologists about their habits, with specific issues including smoking and exercise.
Researchers discovered a new therapeutic target for hepatitis C using microRNA-122. The study found that miR-122 binds to a specific region of the virus, suggesting a potential approach for inhibiting viral replication.
Researchers develop polymer tape to simulate insect adhesive pads, revealing optimal leg attachment forces on smooth ceilings. The findings inspire wall and ceiling walking machines with micropatterned polymer feet.
HHMI awards Brandeis professor $1 million to develop a program that recruits and retains disadvantaged students in undergraduate science and medicine. The program is based on the university's successful Posse Foundation program and aims to increase minority representation in these fields.
A team of researchers has identified a potassium channel, Kv4.2, that plays a crucial role in pain plasticity and may be a primary target for new pain therapies. The study suggests that increasing the activity of this channel or decreasing the activity of related ERK molecule could lead to analgesic effects.
Researchers found that low self-esteem in children aged 11 is linked to an increased risk of developing drug dependence by age 20. The study also highlights the importance of identifying at-risk children and intervening early to prevent addiction.
Stanford scientist Sarnow discusses new approach to treating hepatitis C virus using microRNA, a small fragment of RNA found in the liver that is necessary for viral growth and reproduction. The approach aims to lower microRNA levels in the liver without affecting liver function, potentially leading to improved treatment outcomes.
A new study reveals that mental preparation involving inward focus of attention promotes insight even prior to the presentation of a problem. Brain activity patterns before problem solving, as measured by EEG and fMRI, differ between those who solve problems with insight and methodically.
A study by University of Arizona researchers found that prenatal nicotine exposure reduces the ability of newborns to respond to low blood oxygen, leading to prolonged and potentially lethal apneas. The study used a pump implant to simulate nicotine exposure in pregnant rats, mimicking the situation observed in smoking pregnant women.