Researchers found that nicotine activates CREB in the brain's reward pathway, which is also triggered by opiates and cocaine. This suggests a potential new approach to treating nicotine addiction by blocking the reward pathway with opioid receptor blockers.
Moss's work on local structure of alloys led to the development of Krivoglaz-Clapp-Moss theory, redefining alloy studies. He continues to study atomic structure of alloys to understand phase stability and properties.
The University of Pittsburgh has been awarded $9 million to develop research tools for drug discovery as part of NIH's Roadmap initiative. The Molecular Libraries Screening Centers Network aims to accelerate medical discoveries by conducting high-throughput screenings of molecules.
Researchers John S. Wettlaufer and J. G. Dash propose an alternative explanation for the behavior of a solid isotope of helium at low temperatures. They suggest that a thin, lubricating superfluid film forms between the solid and its container due to melting at the boundary, which occurs in all solids.
The Penn Center for Molecular Discovery will screen hundreds of thousands of molecules against biological targets, creating a massive public-domain database. The center's capabilities include printing and testing molecules on a glass surface, probing chemical-biological interactions in nanoliter volumes.
Dutch researchers have won the NWO/Spinoza prize for their groundbreaking work in cancer research, cognitive sciences, physics and mathematics. Prof R Bernards developed innovative genetic technologies to predict breast cancer metastases, while Prof P Hagoort demonstrated that damaged brains can still understand language via other routes.
A new study from the University of Colorado found that walking at a leisurely pace can increase calorie burn by up to 25% for obese adults. Additionally, reducing walking speed from 3 miles per hour to 2 miles per hour can decrease knee joint loads by up to 25%.
Researchers found that placebo treatment reduced subjects' ratings of unpleasant pictures and activity in emotional centers. The study generalizes the concept of placebo effect and its underlying neural mechanisms for both pain perception and emotional stimuli.
A study conducted by George Hollich and colleagues found that moderate background noise can distract infants from learning language, emphasizing the need for visual cues. The research showed that when infants could see a speaker's face while hearing them speak, they focused longer on the spoken word.
A Dartmouth study found that traditional TB screening methods can miss active tuberculosis cases in HIV-positive individuals in developing countries. The study recommends using more sensitive and accurate TB culture tests, such as the one used in Tanzania.
Multiple short exposures to wet work can cause more dermatitis than single long exposures, emphasizing the need for preventive measures. Reducing frequent and intense exposure of hands to water, detergents, and soaps is crucial in preventing hand eczema.
The NIH has established a nationwide network of molecular libraries screening centers, enabling academic researchers to explore novel ideas and progress on treating human diseases. The network will utilize the PubChem database to facilitate high-throughput assays and identify potential targets for new therapies.
Scientists found that mobile genetic elements, known as LINE-1, play a role in brain diversification by introducing new gene expressions and influencing cell function. This process is unique to the brain and leaves other organs unaffected.
Researchers at Michigan Medicine have developed a nanoparticle-based treatment that targets cancer cells, increasing therapeutic response and reducing drug toxicity. The treatment uses dendrimers to deliver methotrexate and folate, allowing the cancer cells to internalize the drugs while minimizing harm to normal cells.
A recent study published in Appetite found that preschool children aged 4-6 consume more food when served larger portions, regardless of their previous meal size. The researchers monitored the food intake of 16 children over five days and discovered that increased snack offerings also contributed to higher total daily calorie consumption.
A well-designed NICU can conserve energy, improve environment management, and reduce respiratory support, lung disease, and length of stay. Modified environments can also reduce staff stress and improve patient and family experience.
The NIH State-of-the-Science panel recommends a broader use of cognitive and behavioral therapies to treat chronic insomnia, which has limited proven options. Research suggests that these methods can be effective in treating insomnia when combined with relaxation training.
The new assessment tool, ADAPT, provides a platform for tracking participant data by demographics, activities, and institution data warehouses. The researchers found that comprehensive assessment techniques can help evaluate and revamp existing programs, leading to better outcomes and cost-effectiveness.
Researchers have isolated a new enzyme, Orf2, that can modify a wide range of small aromatic molecules by adding a prenyl group. This modification can significantly impact the molecule's biological properties and could be used to create biologically active compounds for drug development.
Researchers found that genetic manipulation of the fruitless gene in females led to classic male sexual behavior patterns, including courtship dances. The study suggests a strong biological basis for sexual behavior and orientation in animal species.
Researchers found men with high sun exposure had half the risk of prostate cancer compared to those with low sun exposure. Men with certain gene variants showed a 65% reduced risk, suggesting sunlight helps reduce prostate cancer risk through vitamin D production.
A new study suggests that minor surgery plus antibiotics can prevent foot-bone infections and amputations. Patients with diabetes are at high risk, especially those with poor circulation and kidney problems.
Researchers have discovered a single gene, fruitless, that determines how females and males detect and respond differently to sexual cues. Activating this gene in female flies produces male-like courtship behaviors, challenging the assumption that males and females perceive the world similarly.
Researchers find that stabilizing a protein called â-catenin drives hair follicle development by reducing the threshold for stem cell activation. Key genes controlling this process are identified, providing new insights into promoting hair growth.
A large European survey of 11,000 patients admitted with heart failure found that only two thirds had received a heart tracing, while four out of ten patients lacked an ACE inhibitor prescription. Multidisciplinary treatment can cut hospital admissions and deaths from heart failure.
A study of 59 patients with persistent atrial fibrillation found a strong link between Helicobacter pylori infection and elevated C reactive protein levels, suggesting chronic gastritis may predispose to atrial fibrillation. The researchers also noted that H pylori has properties enabling it to evade the immune system.
A team of researchers found that plant-insect interactions were diverse and abundant in Patagonia 52 million years ago. The study reveals a legacy of ancient biodiversity that will help understand modern South American diversity.
A recent study by Penn State researchers found that senior citizens are becoming more supportive of educational spending, defying expectations. The data contradicts long-held assumptions about the role of aging and retirement in shaping attitudes towards school funding.
A life impact study found that adults with childhood onset ankylosing spondylitis experience more serious physical deformity and work-related disability than those who develop the disease as adults. Early diagnosis and treatment can significantly improve symptoms and prevent long-term effects.
Researchers have found that a quantum dot's dielectric function is virtually identical to its bulk material counterpart, except near the surface. This discovery could revolutionize electronic devices by allowing for more precise control over their properties.
The WVSS II sensors gather data more often, at higher vertical resolution, and at lower cost than satellites and balloons. This improves forecasts of thunderstorms, microbursts, turbulence, fog, ceiling visibility, rotating wakes from other aircraft, snow and ice storms, and year-round precipitation.
A new study found that low-income, African-American communities in Maryland are more likely to be exposed to high levels of air pollutants, increasing their cancer risk. The study suggests that targeted emissions-reduction policies can help mitigate this disparity and improve health outcomes for these communities.
A study found that disease reinfection rates for TB were four times higher than new cases in South Africa. Additionally, researchers discovered that low-dose spiral computer-based tomography (CT) screening can lead to an early diagnosis of lung cancer in a high proportion of cases.
Scientists at UCSD and Elan Pharmaceuticals have successfully vaccinated mice with a combination of human alpha-synuclein protein and adjuvant, reducing abnormal alpha-synuclein accumulation and promoting nerve cell survival.