Spann will present the latest information from the UltraViolet Imager project, which studies how space storms develop and affect Earth's space environment. The presentation aims to provide insights into directly driven auroral signatures resulting from interplanetary pressure points.
The Fish and Wildlife Service is pioneering the ecosystem approach by dividing the country into 53 management units based on watersheds. Conservation biologists are urged to help implement this approach by working with land managers on Habitat Conservation Plans, identifying areas for flexibility and adjustments.
Researchers at Stanford University used optical tweezers to study the microscopic properties of magnetorheological fluids, finding that they behave in unexpected ways. The materials can form long chains and exhibit lateral aggregation, leading to a greater-than-expected range of behavior with varying magnetic field strengths.
Researchers found that current anti-HIV drug combinations are effective in suppressing the virus, but may not be enough to eradicate it. Studies show that residual infection persists, with some patients still showing signs of viral replication after years of treatment.
Researchers found that signals from germ cells shorten lifespan, while somatic gonad signals increase lifespan in C. elegans. The balance between these signals influences the animal's rate of aging. This system may allow the animal to coordinate its aging with reproductive development.
A new study by researchers at the University of California San Francisco found no correlation between smoke-free restaurant laws and decreased hotel revenue or tourist volume. In fact, some cities experienced statistically significant increases in hotel revenues and international tourist numbers after implementing such laws.
The Committee for the National Institute for the Environment is launching an electronic meeting place to facilitate collaboration between conservation biologists and natural resource managers. This initiative aims to promote interdisciplinary research and answer resource managers' questions, addressing a need for large-scale studies in...
Researchers found that African elephants can coexist with humans for a certain threshold, beyond which they disappear. The 'threshold hypothesis' suggests that land planners can distinguish areas suitable for elephant conservation from those that are not.
Researchers have determined the atomic structure of clathrin, a versatile molecule that self-assembles into a protective sphere to transport nutrients and hormones into cells. The molecule's unique structure allows for precise regulation of molecular entry, ensuring safe transit and controlled transport.
Researchers at Pacific Northwest National Laboratory study the impact of shear force on fish, finding effects include tearing of gill covers and loss of scales. The findings could help engineers tailor turbine design for specific waterways and reduce mortality rates among fish.
Babbitt envisions integrating conservation biology into urban planning to preserve at-risk species habitats. The approach was successfully implemented in Southern California's Habitat Conservation Plans covering 210,000 acres.
A study of 121 healthy young women found that those with low cholesterol levels were more likely to score high on measures of depression and anxiety. Researchers suggest that brain cells with low cholesterol have fewer serotonin receptors, which can lead to mood disturbances.
The IFT Meeting will address key nutrition topics, including the impact of new dietary reference intakes on industry and public policy. The event also highlights the nutritional needs of older adults, particularly those turning age 65 each year, who are at increased risk for nutrient deficiencies.
A recent study by Brown University researchers has found a link between agrin protein and Alzheimer's disease plaques. The protein, involved in nervous system development, may play a role in the disease's progression.
The UCSF Family Alcoholism Study aims to investigate the links between behavior, personality characteristics, and biological factors associated with alcoholism. The nationwide project enrolls heavy drinkers and recovering addicts with a family member participating, using telephone interviews, personality tests, and genetic analysis.
Researchers use 'Cosmic Triangle' to plot evidence for accelerated universe expansion and high mass density of dark energy. The findings rule out models with low or negative mass density, pointing towards a flat universe dominated by dark energy.
UT Southwestern researchers have created a novel protein cross-linking method that utilizes brief exposure to visible light to initiate bonding between proteins. This technique is about 1,000 times more efficient than existing chemical methods and allows for precise control over the reaction timing.
Researchers found that melatonin reacts with peroxynitrite-derived free radicals, forming compounds similar to brain signaling chemicals. These metabolites could impact aspects of behavior, such as mood, with unclear consequences for human health.
Research by Oregon State University's Linus Pauling Institute found that vitamin C does not interact with metals like iron in a way that causes pro-oxidant effects. Instead, it reduces oxidative damage and is linked to improved health outcomes, including reduced risk of cancer, heart disease, and aging.
The Institute of Food Technologists' 1999 Annual Meeting & FOOD EXPO will feature over 1,200 scientific presentations on global food safety, nutraceuticals, biotechnology, and more. Attendees can also explore the latest in food products, ingredients, and processing techniques.
Scientists at Boston University's School of Dental Medicine have discovered a new gene involved in common inflammatory diseases, including Crohn's disease. The researchers identified the gene that controls production of Tumor Necrosis Factor alpha (TNF), a molecule implicated in various inflammatory conditions.
Researchers found a functional abnormality in the brain's sound processing region in adults with dyslexia, contributing to difficulties in early speech and language learning. This deficit affects the ability to process rapidly successive sounds, leading to weaknesses in reading skills.
The American Society of Gene Therapy is hosting its 2nd Annual Meeting, featuring key researchers and NIH director Harold Varmus. The event showcases the latest advancements in gene therapies for various genetic disorders, including AIDS, cardiovascular disease, cancer, cystic fibrosis, and neuromuscular diseases.
The Terra mission marks a new era in global change research, providing unprecedented data to study climate change. The workshop brings together leading scientists to discuss new findings and challenges in the field.
Researchers in UB's Center of Excellence for Document Analysis and Recognition aim to establish a scientific basis for whether handwriting is unique to each individual. The new tools will enable law-enforcement investigators to analyze handwriting in documents, potentially identifying writers and suspects in criminal cases.
New approaches to addressing fresh produce safety will be discussed at the IFT Annual Meeting, focusing on microbiological performance criteria and non-thermal technologies. These methods aim to control microorganisms and maintain food freshness, with benefits including better nutrient retention and flavor preservation.
Researchers at UCSF found that groups of professionals, including sheriffs and psychologists, can detect lies with high accuracy when motivated and trained. However, even trained observers may not always be accurate, and most people struggle to detect deception without proper training or motivation.
The Institute of Food Technologists' Annual Meeting will address pressing questions on plant substances, functional foods and dietary supplements. Researchers will discuss the potential impact of phytochemicals and dietary supplements on chronic disease, as well as cultural and regulatory differences among countries.
A new study published in the New England Journal of Medicine confirms that intravenous neostigmine is an effective and safe treatment for acute colonic pseudo-obstruction. The study involved 21 patients with severe abdominal distention and dilated colon who had failed to improve after 24 hours of conservative treatment.
Representatives from government agencies, industry, and academia will discuss regulatory aspects of pesticide residues in foods. The symposium will also examine global food safety standards concerning heavy metals, mold toxins, and other contaminants.
Experts will discuss Listeria monocytogenes characteristics, risk assessment and control measures. They will also examine strategies for dealing with antimicrobial-resistant pathogens and improving food safety in muscle foods.
A University of North Carolina study finds that couples with high family support show better heart and blood pressure responses to stress, while spousal support is particularly valuable in reducing cardiovascular risks. The research highlights the importance of psychological factors in family life for heart health.
The convention will explore the role of psychologists in preventing teenage aggression and violence, as well as the consequences of internet usage. Experts will also discuss cancer treatment and prevention, including promoting well-being in cancer patients.
PhD researcher Jason Todd earned a patent for his research on a new, low-cost material for purifying proteins using chitosan beads. The technology has been licensed to LigoChem Inc., allowing them to purify antibodies at a lower cost.
Researchers found depressed smokers had lower natural killer cell activity than non-smokers, while moderate smoking contributed to increased white blood cell counts and reduced NK activity. The study suggests that even moderate cigarette smoking can impact the immune system adversely.
The University of California, Davis, has been named one of seven new Centers of Academic Excellence in Information Assurance Education by the National Security Agency. Professors Matt Bishop, Karl Levitt, and Philip Rogaway are being recognized for their research and teaching efforts in computer security.
The symposium, hosted by the American Herbal Products Association, brings together experts to discuss the latest research and benefits of echinacea. Echinacea has been found to have antibacterial, antiviral, and wound-healing properties, with German research confirming its ability to strengthen the immune system.
Researchers at UNC Health Care found that men with high stress levels and weak social support developed AIDS faster. The study of 82 HIV-infected gay men showed that cumulative stressful events doubled the risk of progressing to AIDS.
A study by Dr. Ulrich Schweiger and colleagues found that severely depressed men have lower testosterone concentrations during the day and night, as well as higher cortisol levels. This disturbance of gonadal function may impair sexual function and increase the risk of heart disease and osteoporosis.
Researchers used new techniques to study HDL particles, verifying the lipid bilayer structure and confirming a key finding about protein orientation. The study resolves a long-standing controversy over the structure of HDL, shedding light on its role in cardiovascular health.
A recent study published in Psychosomatic Medicine found that 39% of women with naturally low cholesterol levels scored high on a depression scale, while 35% scored similarly high on an anxiety scale. The study also linked low-density lipoprotein cholesterol and triglyceride concentrations to depression and anxiety.
A 5.5-year study found that stressful events and low social support accelerate HIV progression to AIDS, with men who developed AIDS twice as likely to have experienced major depressions before onset.
A study by the University at Buffalo found that a very-low-fat diet can suppress the immune system of trained runners, making them more susceptible to infections. The researchers discovered that high-fat diets, on the other hand, enhanced certain components of the immune system and reduced inflammation.
Scientists at University of Wisconsin-Madison uncover new process to produce lovastatin, a natural substance that lowers cholesterol in humans. The discovery may lead to more potent and affordable drugs through genetic engineering.
The AAPS International Workshop on Individual Bioequivalence aims to review available criteria, discuss their pros and cons, and explore various points in drug development and approval. The workshop will focus on evidence for/against a Subject by Formulation interaction, statistical issues, and FDA strategy.
Researchers discover that iron minerals in sediment protect marine organisms from extreme arsenic levels. The study suggests that natural processes can be harnessed to develop new methods for treating arsenic-tainted waste.
Researchers at the University of Florida have found that fibromyalgia is caused by a neurological abnormality, where the body overreacts to repetitive stimulation. This discovery aims to improve diagnostic tests and treatments for the chronic illness, affecting an estimated 3.7 million Americans.
Researchers found progeria cells have low catalase and glutathione peroxidase activity, making it hard to remove toxic peroxides. Reintroducing these enzymes could halt or reverse the problem using adenovirus gene transfers.
Research finds that noncompliance with prescribed antihypertensive drugs leads to approximately half of the failures in controlling high blood pressure. A special electronic medication container, eDEM Monitor, identifies clinically unrecognized noncompliance.
Researchers at Massachusetts General Hospital have developed a new approach to bone marrow transplantation that induces mixed chimerism in four patients with treatment-resistant non-Hodgkin's lymphoma. Two patients achieved long-term remission without significant graft-versus-host disease, a dangerous complication of the procedure. The...
Researchers at UT Southwestern Medical Center have discovered a nuclear receptor, FXR, that controls bile acids and cholesterol production. The finding has important implications for developing drugs to control dietary cholesterol in humans.
Biofilm bacteria are a common cause of persistent infections, such as ear infections and cystic fibrosis pneumonia. Recent advances in understanding biofilms may help develop new therapeutic agents to control these infections.
Researchers will discuss cellular interactions in prostate cancer, new gene discoveries, and techniques for measuring patient outcomes. The symposium also features presentations on experimental agents, immunotherapies, and alternative therapies for treating prostate cancer.
The AGU Spring Meeting will feature new press conferences on Leonid Meteors, which created a temporary lunar atmosphere, and Yucca Mountain as a potential site for long-term nuclear waste storage. The sessions will also include discussions on Mars Global Surveyor findings and the impact of magnetic storms on Earth.
A study of over 50,000 transplant recipients found that kidney transplants from living donors are more cost-effective than dialysis treatments. The total cost of care within five years is roughly $47,000 less for living donor transplants compared to dialysis.
A Penn State-led study found lower concentrations of a stress hormone in pregnant teens are linked to greater numbers of depression and conduct disorder symptoms. The hormone, corticotropin releasing hormone (CRH), is associated with emotions and behavior during pregnancy.
A national survey found that nearly half of American women (45%) regularly cross their legs, despite being aware of the negative effects on circulation. The study also revealed that leg crossing is often a habit, comfort-driven behavior, and a matter of politeness.
Research found depressed mothers' flat-pitched speech hampers infant learning, leading to delays in acquiring language and cognitive milestones. Infants who heard low- or moderate-depression voices spent more time observing a checkerboard pattern.
A meta-analysis of 37 diet intervention studies found that reducing dietary calories, saturated fat, and cholesterol has a positive effect on serum lipids and cardiovascular risk. The study suggests that adopting healthier eating habits can be an effective way to lower the risk of cardiovascular disease.
A study published in Molecular Cell reveals that the mutated tumor suppressor gene ARF prevents cellular transformation by blocking p53 degradation, allowing it to stop tumor cell growth. Researchers found that mutations in ARF's Exon 2 are linked to cancer, impairing its ability to localize and block p53 export.