Researchers discover that mother's milk induces liver production of FGF21, a molecule that activates brown fat to increase body temperature. This phenomenon may have far-reaching consequences for metabolic health in adulthood.
A large-scale study by the Kaiser Permanente Division of Research found that moderate coffee drinkers had a lower risk of hospitalization for heart rhythm disturbances. The researchers followed 130,054 men and women and discovered an 18% lower risk among those who consumed four or more cups of coffee daily.
Researchers found that coastal and open-ocean fish have distinct mercury signatures, ruling out the idea that they pick up methylmercury by eating contaminated coastal fish. Instead, they suggest that mercury is deposited into the open ocean and undergoes methylation in low-oxygen microenvironments.
A study by American Heart Association found that organized physical activity is associated with better academic performance, lower body fat levels in adolescent girls, and improved overall health. The research suggests that encouraging regular physical activity can lead to healthier, happier, and smarter children.
Researchers created a risk assessment method based on race, Medicaid eligibility, and neighborhood characteristics, which identified even more high-risk children than current methods. The new approach could save taxpayers $153,000 by reducing unnecessary lead poisoning tests.
Researchers found that accidental overdose deaths from cocaine use rose significantly when ambient temperature exceeded 24 degrees Celsius. The number of cocaine-related overdose deaths continued to climb as temperatures increased, due to cocaine's effect on core body temperature and cardiovascular system.
A new study by Georgia State University professor Sean Richey found that residents of states with more government corruption have less trust in the general public. Increases in corruption before a survey were taken lead to decreases in belief that government officials and ordinary citizens are trustworthy.
A new microfluidic sorting device rapidly analyzes millions of biological reactions, allowing researchers to identify potent drugs and cleaner sources of energy. The device uses drop-based microfluidics to sort compounds in parallel at high speed.
Researchers found more-aggressive ESA treatment practices among severely anemic patients led to better outcomes, while aggressive treatment of mildly anemic patients was associated with increased mortality. The study analyzed data from 4,500 U.S. dialysis units and supported guidelines for safer ESA use in end-stage renal disease patie...
Scientists on a research vessel are trawling for prey of sperm whales in the northern Gulf of Mexico to gather data on their feeding ecology. The study will help conserve and protect these endangered large whales by understanding how they utilize their environment.
A study of 187 top sports arenas in Europe found that many do not have automated external defibrillators or medical action plans in place. The European Society of Cardiology calls for urgent action to improve safety for spectators and players, citing a lack of attention to safety procedures as the main issue.
A Purdue University study has found that nanosilver, a bactericidal agent, is toxic to fish and can cause malformations even at low concentrations. Researchers detected nanoparticles as small as 30 nanometers inside fish embryos, highlighting the need for further testing on environmental release levels.
New research at UCL suggests that moderate alcohol consumption before a traumatic event can lead to increased recall of the traumatic experience, resulting in more frequent flashbacks. In contrast, high levels of alcohol consumption may disrupt both types of memory, leading to fewer flashbacks and reduced overall memory for the event.
A new RAND Corporation study finds California's failure to meet air pollution standards costs over $193 million in hospital-based medical care from 2005-2007. Exposure to ozone and particulate pollution causes nearly 30,000 emergency room visits and hospital admissions.
The National Evolutionary Synthesis Center (NESCent) has been awarded a $25 million 5-year grant from the NSF to continue its cutting-edge research in evolutionary biology. The center plans to expand its programs and add new initiatives, including graduate fellowships and international research partnerships.
Researchers found that postmenopausal women using HRT had a higher risk of cataract removal compared to those who never used the therapy. Additionally, smoking was linked to an increased risk of uveitis, a serious eye disease causing inflammation in the middle layer of the eye.
Researchers found that scopolamine, a muscarinic cholinergic receptor antagonist, reduced symptoms of depression within three days. The study also showed that participants experienced full symptom remission by the end of the treatment period.
Businessman-philanthropist Foster Friess will match donations up to $50,000 to support TGen's ovarian cancer research. The event has already raised nearly $38,000, with over 500 participants expected.
Children exposed to cocaine in the womb face negative effects, particularly on sustained attention and self-regulated behavior. However, research suggests that growth, IQ, academic achievement, and language functioning are less affected by prenatal cocaine exposure.
A new study found that increased activity in the anterior cingulate cortex (ACC) among adults with alcohol dependence may indicate less control over drinking behavior. The ACC's role in regulating emotions and decision-making could be critical in understanding the development of addiction.
New research published in the FASEB Journal suggests that DHA and its derivatives can effectively kill neuroblastoma and other cancer cells. The study found that toxic byproducts of DHA were even more effective at killing cancer cells, providing a promising new avenue for anti-cancer treatment.
Researchers at M. D. Anderson Cancer Center developed a new assessment tool to measure the severity of chronic graft-versus-host disease (cGVHD) symptoms, which can complicate stem cell transplantation. The tool, MDASI-cGVHD, assesses symptoms on a scale of zero to 10 and correlates with patient reports of overall quality of life.
Aprepitant has been shown to dramatically reduce nausea and vomiting in bone marrow transplant patients, with 73% experiencing no vomiting and 49% having little or no nausea. This breakthrough finding suggests aprepitant could become a standard part of patients' care.
Aspiration is a fast and first approach for evaluating breast lumps without cancerous features. The procedure determines the type of lesion by removing fluid with a needle, which can be done in a doctor's office on women who do not have breast implants or are not on anticoagulants.
A new study published in the Journal of Leukocyte Biology suggests that simvastatin impairs immune cells' ability to kill pathogens and enhances inflammation. Researchers found that simvastatin also increases cytokine production, which triggers and sustains inflammation.
Research at Ohio State University suggests that pandemic H1N1 flu strains may become resistant to Tamiflu, the primary antiviral drug used to treat the disease. The study found that mutations in the neuraminidase protein of seasonal and pandemic H1N1 viruses drove the development of resistance to Tamiflu.
A nearly complete fossilized skeleton of a primitive snake coiled inside a dinosaur nest was discovered in India, showing that ancient snakes ate dinosaur hatchlings. The study suggests that the ecosystem of predators during the hatching season supported hundreds or thousands of defenseless baby sauropods.
A team of researchers, including University of Michigan paleontologists, has discovered a new species of herbivorous sauropod dinosaur, Abydosaurus mcintoshi. The fossilized remains, found near the Carnegie Quarry in Dinosaur National Monument, provide valuable insights into the evolution of these massive creatures and their diets.
Researchers have developed a urine test that measures the extent of nitrosation and garlic consumption in humans. The study found that higher garlic intake was associated with lower levels of potential carcinogenic compounds, suggesting that garlic may play a role in inhibiting cancer formation.
A meta-analysis of 15 studies reveals a strong bidirectional association between obesity and depression, with obese individuals having a 55% increased risk of developing depression over time. The authors suggest that monitoring weight gain in depressive patients and mood in overweight or obese patients could lead to prevention, early d...
Researchers have identified a new biomarker that defines a subtype of aggressive breast cancer and offers potential for targeted therapy. The biomarker, associated with poorer outcomes, can be inhibited by a protein called Mesd, which has shown promise in slowing tumor growth and reducing side effects.
Researchers at Stanford University have discovered a new biological process in legumes that enables them to fix nitrogen from the air, reducing the need for chemical fertilizers. This breakthrough has the potential to make agriculture more sustainable and aid efforts to mitigate climate change.
A new study shows that robotic-assisted laparoscopic prostatectomy (RALP) does not compromise surgical outcomes for patients with prostate cancer. Surgeons can use visual cues to improve clinical outcomes, including the color of tissue, vein locations, and signs of inflammation.
Researchers at Cornell University have discovered how fruit flies employ a stabilizer reflex to right themselves after being disturbed by wind gusts. By studying the insects' aerial maneuvers, the team aims to develop more efficient and stable flapping-wing aircraft designs.
Researchers sequenced ancient genome from a rare fossil, confirming polar bears are an evolutionarily young species that split from brown bears 150,000 years ago. The study found polar bears adapted rapidly to past climate changes, but their adaptability is uncertain in the face of current and future climate change.
Researchers at Stanford University School of Medicine discovered that restricting genetic splicing variants decreases as embryonic stem cells differentiate into specialized cells. This finding provides new insights into the complex process of neural differentiation and potential implications for human development.
A study by American Academy of Orthopaedic Surgeons reveals that majority of shoulder dislocations occur during sports and recreational activities, with young males being at higher risk. Elderly women also show a high rate of shoulder dislocation, especially among those aged 80 to 90 years old.
A genetically modified tobacco plant can produce antibodies to toxic MC-LR, rendering it harmless. This innovative technology could serve as a major tool in keeping water sources safe in developing nations.
Researchers from the Broad Institute of MIT and Harvard present a new method for identifying protein-bait interactions, allowing for sensitive detection and discrimination of specific interactions. The method uses quantitative proteomics approaches to compare enrichment with the bait of interest against samples using control baits.
A new study found that older men with high levels of IGF-I are at increased risk of cancer death, independent of age and lifestyle. The research suggests IGF-I may have potential importance as a biomarker for prognostic testing.
Researchers found similar connectivity between genes in normal individuals and schizophrenia patients, but a significant link between aging and gene expression patterns was discovered. Age-related aberrant regulation of developmentally related genes might explain at least part of the manifestation of schizophrenia.
A survey of parents who had a child die of cancer found that one in eight considered hastening their child's death due to unbearable pain. The study highlights the importance of managing patients' pain and communicating with parents about available tools for easing progressive pain.
Researchers found that tall palm trees with debris should be targeted for Chagas disease surveillance and control. They suggest simple environmental management practices like removing organic debris can reduce the risk of vector-human contact.
A study published in the Journal of the American College of Radiology found that PET scanner ownership by non-radiologists has significantly increased, outpacing radiologist-owned scans. This trend contributes to unnecessary imaging utilization and increased costs.
A recent study found that thousands of North American homes with peer-to-peer file-sharing software are vulnerable to data breaches, putting sensitive health information at risk. The study reveals that even simple search terms can expose private files containing personal and financial data.
Scientists are expanding their search for extraterrestrial life by moving beyond traditional radio signals. Paul Davies suggests using various scientific methods to scrutinise the solar system and galaxy for signs of past or present cosmic company.
Researchers have discovered that heat can aid in low-power data storage by harnessing random thermal motions. This breakthrough could lead to magnetic memory that operates at significantly lower power than conventional devices.
Researchers developed a fluorescence method to measure photosensitizer concentration in target tissue, predicting PDT effectiveness. The therapeutic effect correlation index (TECI) was also proposed, showing positive correlation with PDT outcome.
A new study by University of California, Berkeley biologists found that pesticide atrazine can turn three-quarters of adult male frogs into females, leading to a significant decline in reproduction. The study also showed that the altered sex ratios can have devastating effects on frog populations.
A new study published in Neurology found that women who didn't receive clot-busting drug tPA after a stroke had a worse quality of life compared to men. However, women who were treated with the medication responded just as well as men to the treatment.
Researchers found that darkness can lead to an increase in dishonest and self-interested behaviors, even when participants are anonymous. In three experiments, those in dimly lit rooms cheated more than those in well-lit rooms, while wearing sunglasses made participants behave more selfishly.
A study by researchers at Johns Hopkins Bloomberg School of Public Health suggests that mosquitoes played a primary role in spreading West Nile virus westward across the US. Genetic analysis detected widespread movement by Culex tarsalis populations, which were congruent with the pattern of West Nile virus infection across the country.
Scientists at University of Zurich, Switzerland discover approach to resensitize multidrug-resistant ALL cells to glucocorticoids and other cytotoxic agents. Treatment with obatoclax induces autophagy-dependent necroptosis, bypassing mitochondrial apoptosis block.
A study published in Archives of General Psychiatry found that individuals with a sense of purpose in life have a reduced risk of developing Alzheimer's disease and mild cognitive impairment. Those with higher levels of purpose were approximately 2.4 times less likely to develop the disease.
A study published in BMC Gastroenterology found that thiopurine therapy significantly improved the health-related quality of life of Inflammatory Bowel Disease (IBD) patients. The clinical trial, conducted by Guillermo Bastida and his team, reported a substantial improvement in quality of life after one year of treatment.
A recent study found that insufficient vitamin C levels can be fatal to mice during pregnancy. The Slc23a1 protein plays a vital role in vitamin C absorption and tissue accumulation. Researchers identified key functions for this transporter, including renal reabsorption and perinatal survival.
A study of 141 parents whose children died of cancer found that 13% considered hastening their child's death, especially in cases of pain. The study suggests that education and discussion about intensive symptom management may mitigate consideration of hastened death among parents.
A new study reveals antifreeze proteins can suppress ice melting and stabilize superheated ice crystals for extended periods. The discovery has implications for understanding this process in nature and technology applications.
A comprehensive study found that community involvement is crucial for the success of marine reserves. Residents' compliance with reserve rules was linked to ecological health and fish stocks. Community participation in setting up and monitoring reserves is vital to their success.
Scientists at Queensland Brain Institute have discovered an alternative mechanism for growth cone steering, which could lead to better understanding of nervous system development and cognitive disorders. The discovery has potential implications for research into Parkinson's disease and autism.