A study of patients with chronic hepatitis C found that silymarin, a popular herbal supplement, had no effect on HCV virus activity or liver inflammation. However, users reported fewer symptoms and improved quality of life compared to non-users.
A new study published in Arthritis Care & Research found that taking two NSAIDs was associated with lower scores on a health-related quality of life assessment. Dual use was also linked to worse physical functioning and symptoms, highlighting the need for better pain management and patient communication.
The newly discovered grey-faced sengi (Rhynchocyon udzungwensis) is a large, rare species found only in two high-altitude forest blocks in Tanzania's Udzungwa Mountains. Its unique features include a distinctive grey face and jet-black lower rump, highlighting the region's exceptional biodiversity.
Researchers identified the HLA-DRB1 gene as a predictor of premature death from cardiovascular disease in inflammatory arthritis patients. The study found that having two copies of the shared epitope allele increased the risk of death from all causes and cardiovascular disease, particularly among current smokers.
Researchers Aaron C. Smith and Robert M. Williams successfully reproduced the Rabe-Kindler protocol for synthesizing quinine, a key step in its 'formal' total synthesis. They found that using aluminum powder as a reducing agent was crucial to achieving high yields of quinine.
A new study found that deep brain stimulation (DBS) of the hypothalamus can evoke detailed autobiographical memories in a patient with morbid obesity. After three weeks of continuous stimulation, the patient showed significant improvements in learning tests and was more likely to remember unrelated objects.
Research suggests that babies conceived during a period of famine are at increased risk of developing addictions later in life. The study, which examined the 1944-45 Dutch 'hunger winter,' found that pregnant women who experienced severe food shortages were more likely to have children with addictive disorders.
A team of researchers from Seoul National University has developed a novel approach for aligning carbon nanotubes in microscale devices. The technique utilizes the flow of a nanotube-containing solution through nanochannels, relying on capillary force to order the nanotubes within the channels.
A new study found significant racial and ethnic differences in the treatment and survival of patients with extremity soft-tissue sarcomas. Blacks had lower rates of surgeries that would have saved their arm or leg, higher death rates, and were least likely to receive additional treatments for improved survival.
A new study found no association between current or past smoking and ovarian cancer risk. However, an inverse trend of risk was observed with total caffeine and caffeinated coffee intake, particularly in women who had never used oral contraceptives or postmenopausal hormones.
A gigantic palm has been discovered in Madagascar with an unusual and spectacular lifecycle, growing up to 18m high and dying after fruiting. Conservation efforts are underway to protect this critically endangered species, with the aim of disseminating it to botanic gardens and growers globally.
Researchers have developed a new type of solar cell that uses a binary ionic liquid electrolyte, achieving a record 7.6% light-conversion efficiency and stability in warm climates. The solvent-free design also enables the construction of flexible and lightweight devices.
Research found that treating venous leg ulcers with honey dressings did not improve healing rates, but led to more adverse events compared to conventional care. The study suggests compression and other treatments remain the best approach for managing venous ulcers.
A research team led by Dieter Fenske has synthesized four large and silver-rich clusters, providing insights into the properties of nanoscale semiconductor materials. The clusters, composed of hundreds of atoms, have been characterized using X-ray crystallographic studies and mass spectrometry.
A study analyzing 9 EU countries found significant variations in healthcare treatment costs, with prices ranging from €1290 to €8739 per patient. The cost differences between Eastern European and other EU member states create opportunities for cross-border trade.
A new study found trichloroethylene to be a risk factor for parkinsonism, a group of nervous disorders with symptoms similar to Parkinson's disease. The study showed that chronic exposure to TCE can lead to degenerative changes in the brain, including reduced mitochondrial function and dopamine neuron damage.
A new study from Danish researchers has found that childless men have a lower risk of developing prostate cancer than fathers, with a reduced risk associated with having more children. The study suggests that this may be due to a "healthy father" phenomenon, where fertile men are less likely to develop the disease.
A new study found that racial disparities in cancer care have persisted despite efforts to mitigate them. Black patients are significantly less likely than white patients to receive therapy for certain types of cancer, including lung, breast, colon, and prostate cancer.
Swedish researchers used a computer to simulate ice melting after heating with a short light pulse. The simulation showed that the energy causes OH bonds to oscillate and eventually breaks bridging hydrogen bonds, leading to crystal collapse.
The study evaluated the Arthritis Foundation Exercise Program's effects on managing arthritis through exercise. The results showed significant improvements in pain, fatigue, and physical function, with continued benefits when participants maintained program participation at home.
A new study published in Arthritis Care & Research found that specific strength training exercises led to significant prolonged relief of neck muscle pain in women. In contrast, general fitness training resulted in only a small amount of pain reduction. The study suggests that supervised high-intensity dynamic strength training may be ...
A retrospective study found that NAC treatment in children with non-acetaminophen induced acute liver failure resulted in shorter hospital stays, higher liver recovery rates, and improved survival after transplantation. Adverse effects were minor and self-limited, supporting the safe use of NAC for this condition.
German researchers have developed a new class of inorganic ionic conductor materials with a structure analogous to the mineral argyrodite. These materials exhibit unusually high lithium mobility, which is essential for enhancing the performance of rechargeable batteries.
Two new studies found that treating Hepatitis C with peginterferon and ribavirin for shorter durations can yield similar success rates to longer treatments, with cost savings and reduced risk of serious side effects. Patients' HCV-RNA levels after 4 weeks may be an important factor in determining the best treatment length.
Recent studies have shown that magnetic resonance elastography and other imaging strategies can detect hepatic fibrosis with high sensitivity and specificity. Non-invasive techniques like MRI could replace liver biopsy, which is currently the best way to assess fibrosis but carries serious side effects.
The National Arthritis Data Workgroup estimates over 46 million US adults have diagnosed arthritis or other rheumatic conditions. By 2030, this number is expected to rise to nearly 67 million, posing a significant burden on healthcare and public health systems.
Researchers found a significant association between the index-to-ring finger length ratio and the risk of knee osteoarthritis. Women with a 'male' pattern of longer ring fingers were more likely to develop knee OA, while those with smaller 2D:4D ratios had a greater risk of tibiofemoral knee joint OA.
Bone skates were an early means of human-powered transport, with a recent study supporting their origins in Southern Finland. The use of bone skates limited energy consumption by 10% in winter, but only slightly in other North European countries.
A new study estimated the costs of providing comprehensive screening and diagnostic services to under- or uninsured, low-income women. The median cost of screening a woman for breast cancer was $94, while the cost per detected case was $10,566. For cervical cancer, these costs were $56 and $13,340, respectively.
Most general surgeons fail to discuss breast reconstruction with breast cancer patients before surgery. Researchers found only 33% of eligible patients had this conversation. Younger, more educated patients were more likely to have the discussion, leading to greater willingness to consider mastectomy.
A UCLA summit published in Molecular Ecology highlights the need for additional research on human-caused ecological changes. The study reveals that climate change is outpacing species' ability to adapt, leading to increased disease threats, reduced biodiversity and loss of natural heritage.
Researchers explore how genes, neurotransmitters, and brain function impact athletic performance and endurance. Studies reveal that certain genetic variations and mental state can significantly enhance physical abilities.
A new study found that leading global climate models do an unsatisfactory job of mimicking climate change, particularly in the lower and middle atmosphere. The researchers compared the models' output with actual climate data and found discrepancies, casting doubt on the reliability of these models for predicting future climate changes.
A new study found that immigrant patients in the US are less likely to report a family history of cancer, which may impact access to cancer prevention and screening services. The study's findings suggest that immigrants' cultural norms and communication barriers may inhibit reporting of family health histories.
Belief and disbelief activate different brain regions, including those linked to emotions and taste perceptions. Uncertainty triggers a unique response in the anterior cingulate cortex and caudate region.
A study found that Medicare beneficiaries are not receiving adequate colorectal cancer screening, with only 25% meeting guidelines. The investigation highlights the need for continued efforts to promote screening and reduce mortality from this common disease.
Scientists have confirmed that microbes can travel across continents on dust particles, surviving for centuries and defying intercontinental transport. Geo-chemical analyses of Charles Darwin's samples revealed diverse microbes, including ascomycetes and eubacteria, with wind-fractionated dust from West Africa reaching the Caribbean.
A study of 25,647 adult liver transplant candidates found that obesity alone should not exclude patients from transplantation. Patients with high BMIs experience a significant survival benefit from liver transplantation and have similar rates of mortality after transplant compared to patients with normal BMI.
Researchers found that treating patients with psychiatric disorders for hepatitis C yields a sustained viral response without increased risk of side effects. The study suggests using a multidisciplinary team and anti-depressant agents can lessen depressive reactions during treatment.
A study of adolescent offenders found a new upper limit for ALT that is more sensitive for diagnosing liver disease. The findings suggest targeted interventions for at-risk youths, who are high-risk for HCV infection and obesity-related liver disease.
Researchers have produced molecular chimeras by binding fullerene receptors to a fullerene molecule, forming short chains of linked nanopearls. These aggregates exhibit special binding interactions between electrons, making them promising for efficient optoelectronic components.
A recent paper suggests that reducing carbon emissions from deforestation and degradation (REDD) could be key to addressing climate change. By including REDD in the Kyoto Protocol, developing countries can claim compensation for sustainable forest management, potentially earning $630 million annually.
Researchers found that patients over 60 years old, experiencing morning stiffness and groin pain, are at higher risk of undergoing total hip replacement. The study also revealed that obesity may decrease the risk of THR after three years.
Researchers found that joint inflammation persists in patients with antibiotic-refractory Lyme arthritis, despite the spirochetes being killed. Antibody titers declined to similar levels after 4-6 months of antibiotic therapy, regardless of treatment response.
A study found a long-term positive impact on physical functioning in patients with osteoarthritis who underwent hip replacement, but no significant improvement in vitality or mental health. Patients with more severe OA showed the most improvement in physical functioning.
A study of over 3,000 adults found that meniscal damage is often present in knees with osteoarthritis, but not directly responsible for pain. The researchers suggest that treating OA as a whole-joint disorder may help clarify the relationship between meniscal damage and knee symptoms.
A new test can identify contaminated cardboard food containers that break phthalate safety rules. Researchers found significant exposure to diisobutyl phthalate (DIBP) in some boxes, emphasizing the need for unrecycled materials.
Researchers mapped Bolivia's Salar de Uyuni to a resolution of a few centimeters, uncovering previously hidden features like hills, ridges, and valleys. These topographic features impact satellite-based ranging instruments' accuracy, revealing a correlation between subsurface density variations and surface gravity strength
A study published in CANCER found that non-white women with metastatic breast cancer experience poorer pain control, with a higher risk of severe pain. The researchers also found that inactive performance status and previous radiation treatment were associated with greater pain.
A study found that many prostate cancer patients receive treatment contraindicated by pre-existing conditions, such as urinary or bowel dysfunction. This 'mismatched' therapy can lead to worsened symptoms and outcomes.