The Regenstrief Institute has received a $2.6 million contract from the CDC to develop public health informatics solutions for infectious disease outbreaks. Researchers will build on their existing work in health information exchange and biosurveillance to address anthrax, plague, and other public health hazards.
A study found no significant benefit in reducing nosocomial MRSA infections in surgical patients with universal screening on hospital admission. Targeted screening for high-risk procedures may be more effective in preventing MRSA infections.
Scientists have discovered that ants deliberately spread their offspring with 'royal' genes to avoid detection and maintain an unfair advantage in queen selection. This genetic cheating undermines the notion of egalitarianism in ant societies, revealing a complex web of conflict and cooperation.
Researchers found that bird brain structures for singing and learning are embedded in areas controlling movement, indicating a possible evolutionary link between vocal learning and motor control. This discovery may also shed light on human language origins, with spoken language possibly emerging from pre-existing motor pathways.
A study of a tropical wasp species found that males' larger brain regions were associated with dominant behavior and vision-based mating opportunities. The research supports the 'social brain hypothesis,' which suggests that large human brains evolved in response to complex social interactions.
Scientists at Maastricht University have discovered that mitochondrial uncoupling occurs naturally in human skeletal muscle cells when exposed to mild cold. This process can increase energy consumption, potentially leading to new obesity treatments. Further research is needed to identify the proteins responsible for uncoupling.
Researchers found that new imaging techniques like NBI and AAC improved image quality, but did not lead to better diagnosis or agreement among endoscopists. The study suggests that these techniques may offer limited clinical relevance in diagnosing esophageal abnormalities.
Patients treated with minimally interrupted cardiac resuscitation (MICR) had higher survival rates than those receiving standard treatments. Implementing MICR, a new approach to limit interruptions of chest compressions, resulted in increased blood flow and reduced harm.
A randomized clinical trial found that postoperative chemotherapy does not improve survival in patients with localized gastric cancer. Despite promising results in advanced gastric cancer, the combination of cisplatin, epirubicin, and other chemotherapies did not show significant benefits.
The American Association for Cancer Research (AACR) is honoring world-class cancer researchers for their significant contributions to the fight against cancer. The AACR Awards Program recognizes outstanding achievements in basic cancer research, clinical care, therapeutics, and prevention.
Children with specific language impairment (SLI) have impaired grammar processing, but compensate by using neural circuitry associated with vocabulary and world knowledge. This finding offers new hope for sufferers of SLI and suggests a need for focussed and specialised help.
Researchers at the University of Southern California found that combined positron emission tomography (PET) and computed tomography (CT) imaging yields greater accuracy when evaluating response to radiation therapy. This method helps identify complete responders and reduces the need for unnecessary chemotherapy treatments.
A study of Hiroshima and Nagasaki bombing survivors found that radiation exposure in utero and early childhood increases the risk of adult solid cancers. Individuals carrying a rare genetic variant of AKAP9 gene also have an increased risk of breast cancer.
A study published in JAMA found that individuals who received monthly tips from trained counselors regained less weight than those using a custom-built weight-loss Web site or self-directed approach. The average weight regain was 9 pounds for the counseling group, compared to 12 pounds for both the web site and self-directed groups.
Brown University professor Peter Schultz presents findings from Peruvian meteorite research, discovering a 49-foot-wide crater and planar deformation features indicating the meteorite maintained high speed during atmospheric entry. The study's implications for Mars craters and extraterrestrial object sizes challenge conventional wisdom.
A University of Maryland study of 1841 hospitals in 13 states found that when whites and minorities are admitted for the same reason, they receive the same quality care. However, the study also identified low-performing hospitals where minority patients face higher risks of mortality and complications.
A reliable blood test for Parkinson's disease could revolutionize care and research, according to a new study. The test uses a 'metabolomic profile' to identify unique changes in dozens of small molecules in serum that are linked to the disease.
A recent study found that personalized and web-based support have an equal impact on successful long-term weight loss. The research, led by Kaiser Permanente, suggests that frequent follow-up and tailored encouragement are key to maintaining weight loss.
Researchers found that acute stress activates corticotropin-releasing hormones, disrupting memory formation by disintegrating dendritic spines. Blocking CRH molecules' interaction can eliminate stress damage to these structures.
Researchers found that combining stenting with photodynamic therapy improved survival rates for patients with advanced liver bile duct cancer, reducing mortality by 57% compared to stenting treatment alone. The study suggests that this combined approach can help extend survival rates for these patients.
Researchers developed a mathematical model estimating asymptomatic infections in malaria transmission. The model predicts that regions of moderate transmission can be eradicated below a threshold, making industrialized nations highly unlikely to experience re-emergence.
Researchers identified a key mechanism by which macrophages recognize friendly cells, preventing them from being eaten. This discovery could lead to new treatments for inflammatory diseases such as arthritis and atherosclerosis.
Researchers studied the beetle's shell using advanced imaging techniques to understand its color-changing property. The study found that the light interferes with the structure to produce the green color, and when water penetrates, it destroys the interference phenomenon leading to a black coloration.
The Naval Research Laboratory will design a lunar telescope, the Dark Ages Lunar Interferometer (DALI), to study the last unexplored epoch in the Universe's history. The telescope aims to detect signals from hydrogen atoms in the Dark Ages, which can provide insights into the first stars, galaxies, and modern Universe.
A recent study found that weight loss and major lifestyle changes are more effective in treating type 2 diabetes than intensive insulin therapy. Insulin resistance, caused by high-calorie diets, can lead to organ damage and increase the risk of complications such as heart disease and blindness.
Researchers found that personal contact and computer-based support systems helped participants maintain weight loss for two and a half years. Over 70% of participants weighed less at the end of the study than when they started, with those in the personal contact group achieving the highest success rate.
Researchers identified distinct behavioral risk factors for head and neck cancers caused by human papillomavirus (HPV) versus those not caused by HPV. HPV-positive cancers were linked to sexual behaviors and marijuana use, while HPV-negative cancers were associated with tobacco smoking, alcohol use, and poor oral hygiene.
Researchers have discovered that reactive glial cells in injured brains can differentiate into new nerve cells through the activation of neural stem cells. This finding has significant implications for the development of therapies for brain injuries.
Researchers found that people with schizophrenia use different areas of their brain than healthy individuals for working memory. While healthy subjects relied on a specialized network, schizophrenic patients used a wider network to achieve the same goal.
Researchers found approximately one in every two hundred genes showed an epigenetic difference in the brains of psychiatric patients. These changes were noted on genes involved in neurotransmission, brain development, and other processes linked to disease origins.
A new book by Steven Small and colleagues examines how the brain functions when people participate in sports as athletes, coaches, and fans. The study reveals that professional athletes activate only critical regions of the brain, while novices have to engage multiple regions due to emotional involvement.
A genetic marker for obesity has been refined to better understand its role in various human populations. The finding suggests an ancient mutation that first arose in Africa may be a key factor in the development of obesity.
A study found that monthly personal contact with a counselor reduced weight regain by 3.3 lbs compared to self-directed programs, while interactive technology-based interventions showed similar results. More than 70% of participants maintained at least 8.8 lbs of weight loss.
Researchers at the University of Wisconsin-Madison studied embryonic chick feet to understand digit growth. They found that phalanges form from mesenchymal cells, not cartilage, and are shaped by complex signals from genes. This discovery may help explain bradydactyly conditions in humans.
A combination of an insect protein and Bt toxin kills crop pests more effectively than either ingredient alone, inhibiting growth rate and reducing resistance. Researchers found a synergistic effect increasing mortality rates by over 10 times.
Marine microorganisms have evolved a way to break the rules of photosynthesis, releasing less oxygen and absorbing fewer carbon dioxide. This discovery impacts our understanding of photosynthesis and its effect on atmospheric carbon dioxide levels.
A study by the American Heart Association found that individuals who received monthly personal counseling maintained significant weight loss over a 30-month period. The results showed that 42% of participants lost at least 4kg and 71% weighed less than their initial weight.
Researchers have created a new mouse model of mania, allowing them to study the complex interactions between genetic and environmental factors contributing to bipolar disorder. The study found that mice missing the GluR6 gene exhibited symptoms of mania, including increased activity, reduced anxiety, and aggressive behavior.
Researchers found that CD95 on glioblastoma cells is activated by CD95L, leading to the production of MMP9, which cuts through tissue layers and allows cancer cells to invade healthy tissue. Blocking this activation may be a new approach to stopping glioblastoma's spread.
Researchers like Brad Marston use statistical physics to analyze climate patterns, providing insights into the driving concepts behind global warming. By focusing on the larger mechanisms that drive changes in rainfall, scientists can improve their understanding of climate change and its effects.
Researchers found that COX-2 expression is a marker for cancer development in some benign breast biopsies, with higher levels associated with increased risk. The study's results may lead to targeted treatments using COX-2 inhibiting agents.
Research from Harvard Medical School reveals that life expectancy rises significantly for individuals with more than 12 years of education, while those with less education experience little to no improvement. The study attributes the mortality gap between educated and less-educated individuals to smoking-related illnesses.
Researchers have uncovered the structure of a protein complex responsible for adding sugar molecules to proteins, crucial for many protein functions. The discovery may help understand diseases resulting from faulty glycosylation processes.
Researchers found that combining propofol and remifentanil with patient-controlled administration provides optimal pain relief while reducing staffing costs. This approach could help patients recover quicker and reduce healthcare expenses.
A nationwide study in the Netherlands found that women diagnosed with early-stage ovarian cancer treated at semispecialized or specialized hospitals survived longer than those treated at general hospitals. The estimated five-year survival improved with increasing specialization of the treatment facility, from 38% to 40.3%.
Scientists at NIST have created a synthetic cartilage replacement that can withstand hundreds of pounds of pressure and is pliable like gelatin. The double-network hydrogels' unique structure helps dissipate deformation energy, allowing them to endure large deformations without breaking apart.
UC San Diego researchers have identified a novel protein called Atg30 that controls peroxisome degradation, a process linked to cell growth, aging, and homeostasis. The discovery allows scientists to control this aspect of cellular autophagy, potentially leading to new insights into aging, immunity, neurodegeneration, and cancer.
Researchers at University of Illinois Chicago discovered a new biomarker for depression by analyzing the location of a protein in the brain. The study found that depressed individuals have a greater proportion of Gs alpha protein confined to lipid rafts, which can be used to predict the efficacy of antidepressant therapy.
Researchers at Emory and Children's Healthcare of Atlanta are partnering with UCLA and Stanford hospitals to develop new ways to make kidney transplants more tolerable for children. The goal is to create a simple blood or urine test to inform doctors whether kidney rejection is 'revving up,' possibly avoiding painful biopsies.
A recent study at the University of Illinois found that increased carbon dioxide in the atmosphere leads to decreased soil organic matter, contradicting expectations. The researchers attribute this finding to increased moisture in the soil, which accelerates decomposition and reduces soil productivity.
Obese women should not be encouraged to gain at least 15 pounds during pregnancy, according to Saint Louis University obstetrician Raul Artal. Engaging in physical activity and proper diet can help prevent health issues like hypertension and diabetes.