SEQUENOM successfully validated the largest collection of gene-based SNPs to date, identifying 3,148 previously unknown SNPs. The company's MassARRAY system enabled rapid and high precision SNP allele frequency determination in pooled DNA samples.
A study of 79,839 middle-aged women found that higher consumption of fish and n3 polyunsaturated fatty acids was linked to a lower risk of thrombotic stroke. Women who ate fish more frequently had a significant reduction in stroke risk, with the greatest benefit seen among those who didn't take aspirin regularly.
A new study by Brookhaven National Laboratory researchers shows that Ritalin significantly increases dopamine levels in the brain, stimulating attention and motivational circuits. This increase in dopamine leads to improved focus and completion of tasks, making it an effective treatment for ADHD.
The AAPS PharmSci theme issue delves into the current status of personalized medicine and its promises and limitations. The issue explores new technologies, genetic testing, and individualized approaches to drug therapy.
A team of researchers has developed an experimental HIV-1 vaccine specifically designed to combat the rising HIV epidemic in Nigeria, where the strain is unique and anti-HIV drugs are largely unavailable. The vaccine uses innovative technologies to induce strong antiviral immunity and has shown promising results in preclinical testing.
A study by Ashish K. Jha and colleagues found that black patients in VA hospitals had lower mortality rates than white patients for six common medical diagnoses, including pneumonia, angina, and diabetes. The survival advantage was consistent across disease, age, financial status, and hospital-level subgroups.
A new study reveals that warmer surface temperatures during summers can cause ice shelves to collapse, leading to increased ice flow and sea-level rise. The research found that added pressure from meltwater can crack ice shelves, causing portions to float away and eventually melt.
Dr. Baerbel K. Lucchitta's research finds that some Martian outflow channels display similar characteristics to those on the Antarctic sea floor, carved by ice streams. The study suggests an ancient ocean may have existed in Mars' northern plains.
A University of Cincinnati biochemist has discovered that the V3 loop region of the HIV gp120 protein is structurally flexible, changing its shape as needed to bind to host cells. This finding rules out using a fixed structure as a target for anti-HIV drugs, making it harder to develop effective treatments.
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.
A new study reveals that Ph.D. training often fails to prepare students for careers outside of academia, despite their desire to do so. Key findings include a lack of understanding about non-academic career options and inadequate preparation for teaching and service activities.
Scientists found that warmer surface temperatures can splinter an ice shelf and prime it for a major collapse. The process is triggered by the added pressure from surface water filling crevasses, which can crack the ice entirely through.
Cornell University Library is exploring the idea of creating permanent digital archives for scholarly journals, known as Project Harvest. The project aims to address concerns about preserving literature that is now being distributed in electronic form.
Researchers found African Americans hospitalized at VA centers have a 25% lower mortality rate compared to white patients. The study suggests equal access to care may be the key factor behind this finding, but more research is needed to understand the underlying reasons.
A new study from the University at Buffalo reveals that obese individuals carry a massive oxidative load that increases their risk of heart disease. Severe calorie restriction decreases free radical production by over 50%, reducing the risk of developing heart disease without medication.
Research highlights the benefits of physical activity in reducing heart disease risk in women with diabetes. Regular walking and faster walking paces were associated with even lower risks. Additionally, a study suggests that ursodiol may reduce colon cancer risk for some patients with ulcerative colitis.
Research reveals complex molecular changes in Lyme bacteria during tick feeding, leading to variable surface protein expressions. This complexity makes it challenging to develop effective vaccines, but understanding the biology of transmission may lead to better vaccine candidates.
Researchers at Penn State aim to improve flood prediction by evaluating past storms with different forecasting methods. They found that convective parameterization schemes can help forecast rainfall, but the best scheme varies depending on the season and atmospheric conditions.
Researchers found that El Niño events result in wetter oceans and drier land areas, with droughts more common than floods. Global precipitation patterns show an increase in rain over the Indian monsoon region and a decrease over central Africa during these events.
A new study assesses the effects of therapeutic doses of oral Ritalin on dopamine levels in healthy, adult male subjects, revealing increased dopamine levels and potential improvement in attention and focus for ADHD symptoms.