Researchers at UGA have discovered an enzyme, GnT-V, that accelerates cancer invasion. Inhibiting this enzyme may slow cancer progression and even enable early detection through blood samples.
Rutgers is launching a National Program of Excellence in Biomedical Computing to study the biology of transcription and gene expression. The program aims to understand the molecular mechanisms that govern gene expression, which is crucial for solving pressing human health problems such as cancer and infectious diseases.
Researchers propose a new model of asthma that suggests epithelial cells play a crucial role in the development of the disease. They found that IL-12 p40 production is increased in airway epithelial cells during inflammation and is overactive in people with asthma.
NASA has launched a new Second Generation Reusable Launch Vehicle program office at the Marshall Space Flight Center, aiming to develop a safer and less expensive launch system. The program seeks proposals from industry and academia to reduce business and technical risk.
Researchers from Vanderbilt University have discovered that the genes bozozok (boz) and chordino (din) cooperate to limit BMP activity during embryological development, allowing for the formation of the head and trunk. This discovery highlights a simple mechanism underlying vertebrate head and trunk specification.
A novel therapy employing the immune system to attack prostate cancer cells has been found to slow disease progression in some men and decrease PSA levels. The study's results show that modified dendritic cells can train lymphocytes to recognize prostate cancer cells, leading to a stronger immune response.
A team of scientists has discovered a group of enzymes capable of duplicating damaged genetic material, allowing cells to 'compromise' and replicate with a certain 'sloppiness'. This mechanism increases genetic diversity and enables natural selection, driving the evolutionary process.
A prospective cohort study found that regular exercise can benefit men with type 2 diabetes, while low physical fitness is associated with mortality. Meanwhile, a dangerous combination of blood thinners and intravenous steroids requires daily monitoring to prevent life-threatening bleeding.
The World Institute for Disaster Risk Management aims to apply research to mitigate disaster losses. It will work with governments, agencies, private enterprises, and NGOs to create a network for applied research, implementation, and information dissemination.
Scientists are using bioinformatics to analyze the vast amounts of data from the Human Genome Project, identifying genes and understanding their functions. The development of effective computational techniques is crucial for tackling this complex task.
University of Pittsburgh researchers discovered a link between a genetic defect in mitochondria and the development of hereditary paraganglioma tumors. The study found that a defective gene on chromosome 11q23 causes cells to incorrectly sense oxygen levels, leading to chronic stimulation and tumor growth.
Researchers at Penn State found that Beowulf clusters, composed of low-cost personal computers linked together, can offer supercomputer-like capabilities. The clusters can run multiple processors in parallel, providing a cost-effective solution for scientists who need to run complex codes.
A new U-M study examines 11 college campuses' efforts to promote racial harmony and identifies areas for improvement. The study's findings highlight the importance of sustaining programs after grants expire, as communication barriers can persist without continued effort.
Researchers at UT Southwestern Medical Center have identified casein kinase I (CKI) as a novel component of the Wnt-signaling cascade, essential for proper animal development. The discovery may lead to new approaches for influencing developmental processes and developing cancer treatments.
Researchers at the University of Washington developed a scale to measure air travel stress, finding that men and women experience it differently. The study suggests that anxiety and anger can trigger stress, but also highlights the importance of coping mechanisms such as relaxation skills and adaptive behavior.
Researchers have found another aberrant gene on chromosome 2 that produces identical symptoms to the X-chromosome gene discovered earlier. The discovery improves genetic diagnosis prospects and may help in developing future therapies for hypohidrotic ectodermal dysplasia.
A newly discovered gene family, Morc, regulates important biological processes and may play a role in cell division in all tissues. The researchers also believe that the Morc family members may malfunction in cancer cells.
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.
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.
The UCSB transistor achieved a world record frequency of 1200 gigahertz, significantly improving the sensitivity of solid-state radar systems. This innovation enables Navy systems to detect small objects in cluttered environments, such as coastal zones.
NASA gave astronauts melatonin to improve sleep, but found no benefit; instead, electrodes seemed to help them relax and sleep better. Astronauts' duties likely cause insomnia, and monitoring equipment helps them see sleep as part of their mission.
A Northwestern University study found that many older women have undiagnosed and untreated hearing loss, which can lead to depression and emotional problems. The researchers suggest that public policy should include hearing care as part of all health maintenance plans.
A new ergonomic framework measures office productivity by analyzing task time, posture, and sequence. This approach allows companies to evaluate the impact of ergonomic interventions on worker productivity, providing a more comprehensive understanding of the benefits of this approach.
Researchers discovered that auto-antibodies play a direct role in the development of multiple sclerosis by destroying myelin sheaths. The study, published in Nature Medicine, suggests that antibodies produced by B cells are responsible for breaking down myelin, a key component of nerve fibers.
The National Journal of Young Investigators (JYI) has published its premier online issue, featuring undergraduate-authored articles in various scientific disciplines. The journal aims to provide a platform for young scientists to showcase their research, discuss experiences, and connect with the scientific community.
A study has found that environmental stimuli can trigger neurochemical changes in the brain similar to those caused by cocaine use, leading to overwhelming cravings in recovering addicts. Dr. Leonard Howell's research suggests that a medication targeting the serotonin system may prevent such cravings.
A Northwestern University study found that women with sexually transmitted diseases or elevated progesterone levels are more susceptible to HIV infection after unprotected sex with an HIV-positive partner. The research suggests that blocking chemokine receptors in genital tissues could be a key strategy for preventing male-to-female HI...
Researchers have identified a cluster of three genes, kaiABC, that are integral components of the feedback loop driving circadian rhythms in cyanobacteria. The levels of KaiC gene expression increase during daytime and decrease at night, but an overabundance can shift the timing of the clock.
Dr. Masashi Yanagisawa discovered endothelin, a hormone that controls blood vessel tone and plays a crucial role in cardiovascular function. This breakthrough has sparked further research into developing drugs to block its action and is now being tested in clinical trials.
A new study found that stress can lengthen the time dental wounds take to heal by 40% and reduce interleukin-1 production, a crucial cytokine for wound healing. Researchers believe that early supportive therapies may counteract this slowing effect, which occurs in the first few days after injury.
Researchers at Harvard Medical School have identified a new component of the circadian clock, BMAL1, which partners with CLOCK to regulate daily rhythms. The study shows how closely conserved genes are between different organisms and hopes to shed light on the negative feedback part of the circadian loop.
Starlight, a 3D visualization technology, was developed to help decision-makers navigate complex data and identify critical details. It enables users to analyze massive volumes of information across various media types, including structured and unstructured text, maps, digital data, video, and satellite imagery.
Researchers at UT Southwestern Medical Center found that glucocorticoid can inhibit expression of TNF-alpha gene, halting inflammation and autoimmune diseases like rheumatoid arthritis and lupus. Understanding this mechanism could lead to better drugs with fewer side effects.
The Virginia Tech Mathematics Department has received a five-year NSF grant to implement a new math curriculum that focuses on problem-solving and technology integration. The project aims to provide professional development for 174 mathematics teachers in six counties, who will use modern NSF-funded instructional material.
The USGS is providing crucial information for restoring the South Florida ecosystem through multidisciplinary research activities. The latest data on pre-development environmental conditions, contaminant transport, and physical conditions in Florida Bay are being shared to inform land and water resource managers.
A study of 44 siblings of children who survived bone marrow transplantation found that sibling bone marrow donors showed more adaptive skills in school, while those who were not donors had more school problems. Both groups experienced post-traumatic stress after the transplant.
A new biodiversity theory suggests that protecting ecotones along rainforest periphery is crucial for preserving biodiversity. Ecotones, the transition zones between rainforests and savannas, may be integral to generating biodiversity in tropical rain forests.
Scientists at Indiana University have identified a new potential target for treating parasitic diseases in human cells. The discovery suggests that chloroplast-like plastids, which are found in single-celled parasites, may play an important role in the cell and could be targets for drug therapies.
In a new study, biologist David Anderson found that masked boobies kill their own young to maximize reproductive success. By laying two eggs, the birds decrease their risk of total reproductive failure to about 16 percent.
Researchers at Georgia Institute of Technology developed a novel experimental technique called Thermoiré to track circuit board warpage in real-time. This allows manufacturers to make design changes before production, reducing losses and increasing product reliability.