Researchers found an 86% increase in non-serious adverse events among patients treated with cannabinoids, mainly affecting the nervous system. Cannabinoids are used to treat chronic pain and stimulate appetite, but physicians must weigh benefits against possible side effects.
A new study published in Annals of Internal Medicine found that regular coffee drinking is not linked to increased deaths, but rather may be protective against heart disease and other causes of death. Moderate coffee consumption was associated with a lower risk of death from heart disease in women.
Researchers from Harvard University found that teenage athletes with hormone disorders may experience amenorrhea, leading to infertility and early bone density loss. Ghrelin levels were higher in amenorrheic girls than non-athletes, suggesting a link between energy deficit and menstrual irregularities.
Researchers have identified HLA-G dimer as a powerful immune molecule that can help prevent organ rejection. This molecule works by down-regulating the immune response and has potential applications in treating autoimmune diseases and cancer.
Researchers have found a way to effectively recycle toxic chlorinated compounds using a lanthanum chloride catalyst. The new reaction enables the exchange of chlorine atoms for hydrogen atoms, producing desired products without byproducts.
A new study by The Endocrine Society reveals that low testosterone may cause health problems leading to erectile dysfunction, metabolic syndrome, and cardiovascular disease. Researchers found that 18.3% of men with erectile dysfunction had undetected testosterone deficiency.
A new study by The Endocrine Society found that overweight men are not more likely to be infertile, contradicting previous research on obese women. Greater body weight was linked to lower testosterone levels in some participants, but impaired sperm production remains the primary cause of infertility in men.
Researchers identified two key pathways controlling adult stem cells' repair and replacement abilities. By tweaking these pathways, they revived the ability of old mice's muscle tissue to repair itself nearly as well as younger counterparts.
A new multicenter study is being conducted to assess the safety of testosterone gel (LibiGel) for postmenopausal women with low sexual desire. The study aims to enroll 2,400 to 3,100 women aged 50-80 with hypoactive sexual desire disorder and follow them for at least a year.
Women with type 2 diabetes and heart disease have poorer control of both diseases and receive less intensive medical treatment than do men. Women are also more likely to have uncontrolled high blood pressure and poor long-term control of their blood glucose levels compared to men.
Researchers found that older adults are just as socially satisfied as younger counterparts, contrary to conventional wisdom. The study suggests that older adults' perception of their experiences brings them more satisfaction, enabling them to find uplift in everyday life.
A new study by The Endocrine Society found that moderate fitness levels lower the risk of death in diabetic men, reducing mortality by 40-50% over seven years. Fitness levels were categorized as low, moderate, and high based on peak metabolic rate achieved during exercise.
A new study finds that pregnant women with high insulin resistance are at a higher risk of pregnancy complications, including preeclampsia, premature rupture of membranes, and cesarean sections. Babies born to these women also face increased risks of macrosomia and hypoglycemia.
A new Canadian study found that the standard screening test for high blood sugar in children with risk factors misses nearly 3 times fewer cases of prediabetes than a longer test. The glucose stress test identified more cases of both prediabetes and metabolic syndrome. Early detection is crucial, as it can prevent or delay diabetes.
Research at UT Southwestern Medical Center suggests that ghrelin levels rise with chronic stress, decreasing symptoms of depression and anxiety, but also increasing food intake and body weight. The findings provide new insights into the complex relationship between hunger hormones and mood regulation.
Researchers at UT Southwestern Medical Center have created a small molecule, Isx-9, that can stimulate nerve stem cells to mature into nerve cells. This breakthrough could lead to new treatments for diseases such as Huntington's disease and brain cancer.
A new animal study suggests that estrogen treatment is not toxic per se, but its effects on the brain depend on an individual's reproductive age. In rats, estrogen therapy reduced brain damage when given before menopause, but increased it after, highlighting a narrow window of time for neuroprotective benefits.
A new study suggests that changes in ocean environments related to sea level exert a driving influence on rates of extinction, leading to the loss of up to 75-95% of species. The research links mass extinctions over time, establishing a common link and providing insight into who survives and who doesn't across these boundaries.
A new study found that some patients with type 2 diabetes can maintain good blood sugar control for years using non-insulin oral diabetic medications. The study of 191 veterans showed that 55% of patients remained on oral drugs and achieved improved hemoglobin A1c levels.
Researchers have developed a high-fidelity animal model of osteosarcoma by genetically modifying mice to lack the p53 and Rb tumor suppressor genes. This model closely recapitulates human osteosarcomagenesis, providing valuable insights into the disease's genetic contributions.
EhROM1 enzyme plays a crucial role in E. histolytica's immune evasion and surface protein shedding. The discovery paves the way for developing rhomboid inhibitors as a novel anti-parasitic strategy.
Researchers found a new enzyme, EhROM1, that helps the dysentery-causing amoeba evade the immune system. The enzyme is part of an ancient group of enzymes used by malaria parasites to enter host cells.
Researchers at the Genome Institute of Singapore have identified over 3,000 genomic hotspots critical for maintaining embryonic stem cell state. These findings may lead to the development of an inexhaustible source of clinically useful cells for regenerative medicine.
A study found that certain single nucleotide polymorphisms within the IL2RA gene region are associated with juvenile idiopathic arthritis. Three specific SNPs were investigated and one was significantly associated with UK cases of JIA, especially in female patients and those positive for antinuclear antibodies.
A study by Hospital for Special Surgery found that same-day pregnancy testing reduces the risk of miscarriage during surgery, allowing patients to weigh the risks and benefits. The protocol also eliminates financial losses due to cancelled surgeries, making it a cost-effective measure for hospitals.
A new DNA microarray chip has been developed to predict severe disability and remission in RA patients, using genetic markers. The chip improves the accuracy of clinical scores in predicting functional impairment and disease remission.
NASA's Socioeconomic Data and Applications Center (SEDAC) uses gridded population products to assess exposed populations in disaster areas. The data helps officials understand population density and calculate casualties, projected homelessness, and secondary impacts.
New data from the ATTEST Trial shows that abatacept and infliximab can significantly improve clinical responses in methotrexate-refractory rheumatoid arthritis patients over time. Long-term treatment with these medications yields sustained benefits for managing chronic disease.
Studies find RA patients have a double risk of CVD events compared to the general population. The risk is comparable to that of people with type 2 diabetes. Healthcare professionals should advise patients on healthy lifestyle and early symptoms.
Researchers found that RA disease factors and CVD risk factors have a comparable impact on the risk of myocardial infarction or stroke. The study, which analyzed data from the CORRONA registry, identified specific RA factors such as nodules, HAQ-DI, and CDAI that increase the risk of cardiovascular events.
Two Montana State University graduate students, David Hoffman and Amin Nehrir, have been awarded prestigious $30,000 NASA fellowships for their research on lidar technology. They will work with top scientists at NASA's Langley Research Center, developing instruments to study the climate and atmospheric science.
A meta-analysis of 12 studies finds no association between sugar-sweetened beverage consumption and weight gain in children and teens. Reducing or eliminating these drinks would have little impact on their weight, according to the study.
Researchers found that infants hospitalized for infection before their first birthday had a higher likelihood of developing JIA or adult rheumatoid arthritis later in life. The study also identified other factors, such as low birth weight and longer gestational periods, that may affect arthritis risk.
Research from the University of Pennsylvania reveals that hyponatremia is associated with worse right heart function and poorer patient outcomes in PAH patients. The study found that low serum sodium levels are linked to higher mortality rates, hospitalization rates, and severity of right heart failure.
Scientists have discovered a molecular trick used by Salmonella to evade the immune system, giving it crucial time to establish itself in the host before symptoms appear. The AvrA protein helps reduce inflammation, allowing the bacteria to avoid detection and spread more easily.
Researchers found extraterrestrial nucleobases in a Murchison meteorite fragment, suggesting early genetic materials came from space. The discovery supports the idea that life's raw materials are widespread in the cosmos.
The TRAF1/C5 gene locus is associated with both type 1 diabetes and systemic lupus erythematosus, with a common odds ratio of 1.19 and 1.22 respectively indicating a modest genetic risk factor for these diseases. The study suggests that this genetic pathway may be shared across autoimmune disorders.
The Phoenix Processor achieves a groundbreaking low-power design by focusing on its extreme sleep mode, which consumes just 30 picowatts. This innovation enables smaller battery sizes and overall system reductions, opening up new sensor applications.
RA patients prioritise pain, function, and fatigue when evaluating disease impact; trust in physicians, potential benefits, and payment are key motivators for clinical trial enrolment.
Rheumatoid arthritis and inflammatory rheumatic diseases increase cardiovascular risk; EULAR Task Force recommends adapted risk calculators and lifestyle changes to mitigate this risk. Aggressive inflammation suppression also lowers CV risk in patients with these conditions.
A team of scientists found that lizards running on two legs is due to their acceleration, which creates a turning force acting on the lizard's torso, lifting it off the ground. The researchers suggest that 'pulling a wheelie' is the most likely explanation for the lizards' bipedalism.
Researchers used a study on pen choice to investigate Japanese and American cultural differences. Contrary to previous stereotypes, the findings suggest that cultural differences are not due to inherent preferences, but rather how individuals interpret ambiguous situations.
A $400,000 grant from the U.S. Department of Energy is funding a study to investigate the transport and environmental risks of nanomaterials. Researchers will examine how nanoparticles are partitioned and transported in the environment and human body.
Researchers identified sequence variations in the ARP gene that allow differentiating venereal syphilis from non-venereal Treponema pallidum subspecies. The findings have significant clinical, epidemiological and evolutionary implications.
Scientists analyzed ancient zircons to find evidence of heavy weathering by an acidic climate 4.3 billion years ago, suggesting the destruction of early rocks and possibly habitats for life. This discovery provides new insights into the Earth's habitability, contradicting previous theories on the formation and evolution of continents.
A new study found that 30.1% of patients with refractory rheumatoid arthritis achieved disease remission with tocilizumab plus methotrexate. The treatment showed significant clinical improvements in efficacy and safety, with low rates of serious adverse effects.
A recent study published in The Lancet Oncology found that smoking does not increase the risk of lung cancer in women compared to men. However, women who have never smoked are at higher risk of developing lung cancer than men who have never smoked.
A study published in the American Journal of Respiratory and Critical Care Medicine found that traffic-related pollution increases the risk of asthma, hay fever, and eczema in children by more than 50%. Children living closer to roads are at a higher risk due to increased exposure to pollutants and aerosols.
A team of scientists is living and working at 60 feet below the sea surface for an eight-day mission to investigate ways to improve coral reef restoration. They are transplanting corals into shallow and deep sites to study how different species respond to stressors.
Epidemiological Investigation of Rheumatoid Arthritis (EIRA) study reveals a protective effect of oily fish intake on developing rheumatoid arthritis (RA), with a 20-30% reduced risk. Psychosocial stress and smoking, however, increase RA risk through dose-dependent mechanisms.
A new study has shown that adding nanoparticles to porous materials can lead to denser bone tissue. Researchers found that the nanoparticles increased bone ingrowth by threefold after 12 weeks compared to a biodegradable plastic scaffold alone. The study paves the way for further research into tissue engineering and bone regeneration.
A study of 11,000 Lower Manhattan residents found that those injured during the 9/11 attacks were most likely to develop posttraumatic stress disorder (PTSD). Symptoms included hyper-vigilance, nightmares, and emotional reactions to reminders of the event.
A new study found that naltrexone significantly reduced the urge to gamble and participation in gambling-related behavior among 77 participants. 40% of those who took the drug were able to quit gambling for at least one month.
The University of Delaware has received $400,000 from NOAA to continue development of an ocean observing system for the Mid-Atlantic region. This funding is part of the national Integrated Ocean Observing System (IOOS), which aims to coordinate ocean data collection and delivery for various applications such as storm forecasting and em...
A new surgical technique called joint distraction has been shown to promote cartilage repair in patients with severe knee osteoarthritis. The study found that patients experienced significant improvements in functional ability and pain scores, with cartilage volume and thickness increasing by up to 50% and 40%, respectively.
Researchers develop a computerized treatment system to assist doctors in treating patients with depression. The system provides step-by-step guidance and helps track patient progress, addressing inadequate treatment practices.
Research suggests a strong association between depression, sleep deprivation, and suicidal behavior in children and adolescents. Sleep complaints during depressive episodes can be an indicator of suicidal behavior, particularly in pediatric bipolar disorder patients.
Researchers link fever to life-threatening changes in the heart's electrical cycle of LQT-2 patients, a genetic condition characterized by prolonged QT intervals. Fever triggers abnormal electrical currents in heart cells, potentially leading to ventricular arrhythmias and heart failure.
Researchers emphasize the importance of forest dynamics in understanding and predicting climate change, citing a need for improved forest modeling. New studies suggest that realistic forest models can significantly improve predictions of environmental change and help manage the world's forests.
Scientists say conserving biodiversity must consider reducing greenhouse gas emissions from deforestation. A plan to protect forests could shift land use to low-carbon forests and harm other ecosystems important for biodiversity. Conservation efforts may need to focus on less valuable but biodiverse forests and non-forest ecosystems.