Researchers have developed a novel approach for the direct synthesis of polymeric nanocapsules with surface elements that can recognize specific target cells. The method uses disk-shaped monomers with polymerizable groups, which link together to form hollow spheres with uniform sizes and tailored surfaces.
A 15-year study on liver retransplantation found positive trends in indications for surgery, fewer rejections and complications, and improved intensive care management. Therapeutic measures such as immunosuppressant dosage reduction and early blood transfusions contributed to better patient survival rates.
A new study found that a series of simple blood tests can accurately diagnose liver fibrosis in patients with chronic hepatitis C. The FibroIndex was more accurate than two other indices and showed promise as a non-invasive alternative to liver biopsy.
A study found that children with juvenile idiopathic arthritis had significant direct medical costs, including $1,686 per year. The study also highlighted the importance of long-term medical and social costs in resource allocation.
A recent study published in Arthritis Care & Research found that exercise neither protects against nor increases the risk of knee OA in middle-aged and older adults. The study, which analyzed data from over 1,200 subjects, suggests that physical activity can be done safely without concerns about developing OA.
Researchers found that etanercept, a TNF inhibitor, had no impact on new cartilage or bone formation in mice with spontaneous arthritis. The study suggests that joint fusion and joint inflammation are separate processes, which should be considered as distinct therapeutic targets.
Researchers at Harvard University developed a new class of rapid tests that can carry out several biological tests simultaneously on a single drop using patterned paper. The tests are highly practical, inexpensive, and unaffected by contamination.
Researchers identified 9 clinical variables that independently predict the development of rheumatoid arthritis in early arthritis patients. The formula allows physicians and patients to make evidence-based treatment choices, potentially avoiding serious complications associated with disease-modifying antirheumatic drugs.
The partnership makes Depression and Anxiety, a leading journal on anxiety disorders, accessible to a broader audience. The journal will provide essential information for researchers and clinicians in the behavioral sciences, ultimately enhancing its impact in advancing research and treatment of anxiety disorders.
Scientists have created highly efficient infrared light-emitting diodes (LEDs) that can be used in night-vision devices, emitting a reddish-orange glow. The LEDs use a phosphorescent platinum porphyrin complex as a doping agent to improve efficiency and emit light for longer periods.
A recent study found that nearly a quarter of women treated with tamoxifen for breast cancer stop taking the medication within one year, leading to concerns about treatment efficacy. The study also revealed that over one-third of women have ceased tamoxifen treatment after three and a half years.
Researchers found that radiation therapy significantly reduced breast cancer recurrence and tumor development in older women with early-stage disease. The study, published in CANCER journal, recommends standard therapy for women of all ages and comorbidities, including mastectomy or breast conserving surgery with radiation.
A recent study suggests that parasite infection may alter the course of multiple sclerosis (MS) by affecting the immune response. MS patients with a parasite infection showed fewer clinical relapses and less disability compared to uninfected controls.
The Society of Hospital Medicine and John Wiley & Sons will launch InfoPOEMs for Hospitalists, providing high-quality evidence-based medical research summaries. POEMs are reviewed by at least 15 physicians prior to publication and published in leading medical journals.
French researchers applied quantum chemistry to enzyme models and found that lead's electron shield causes toxic effects in the nervous system, kidneys, liver, brain, and blood. The complexation agents used as antidotes may not be lead-specific, removing other important metal cations from the body.
A new study has found that excess weight and adult weight gain increase the risk of death from prostate cancer. Higher BMI and weight gain since age 18 were associated with a significantly higher risk of fatal outcomes.
A new study published in CANCER journal reveals that patients with pancreatic cancer are more likely to receive radiotherapy if the treating hospital has it available, while rectal cancer patients have equal access regardless of hospital radiation capacity. The findings suggest adjuvant radiotherapy for pancreatic cancer may be over-ut...
Researchers found a decline in allergic reactions to insulin, largely attributed to improved purification methods. New continuous subcutaneous insulin infusion (CSII) systems may help reduce these reactions even further.
A study found that liver transplant patients with a history of obesity, impaired fasting glucose, and hepatitis C infection are at increased risk of developing new-onset diabetes mellitus. The risk factors also include the use of certain immunosuppressants and cardiovascular risk factors.
Researchers at the University of Minnesota have created uniform porous silicon oxide nano-objects with defined sizes and structures by disassembling larger lattice-like structures. The resulting particles exhibit worm-like pores and can be easily customized by varying the colloidal crystals used as moulds.
Researchers found that African-American patients had a lower risk of hepatic steatosis compared to Caucasian patients, despite similar prevalence rates. Insulin resistance was identified as an important factor in predicting treatment response.
A recent double-blind study found that long-acting octreotide did not improve outcomes for patients with liver cancer compared to a placebo. The study enrolled 119 patients and followed them for over 30 months, but showed no significant difference in survival rates between the two groups.
Researchers discovered that imatinib mesylate inhibits the synthesis of extracellular matrix proteins and prevents tissue fibrosis in patients with systemic sclerosis. The study provides promising results for a new treatment approach, but more extensive studies are needed to confirm its efficacy.
Researchers have developed a new breed of transgenic mice with autoimmune responses similar to human RA patients, revealing a significant sex bias. The study found that female mice developed arthritis at a higher rate than male mice, exhibiting all disease hallmarks at higher levels.
A new study found that frontotemporal dementia (FTD) devastates Von Economo neurons (VENs), a unique brain cell type involved in social behavior and emotion. VEN loss is selective to FTD, unlike Alzheimer's disease (AD).
Researchers have discovered that aspirin forms crystals containing both long-known and predicted structures, upending fundamental principles. The two 'polymorphic' forms exist in one single crystal, raising questions about the definition of polymorphism and its implications for patent law.
A study found that prostate cancer treatment costs are substantial and sustained, with cumulative costs averaging $42,570 over five years. The cost of treatments varies by type, age, and disease risk, with watchful waiting being the least expensive option.
A new study reveals that health-care delivery, particularly screening tests and surgical treatment, contribute to poorer outcomes for African-American patients with colorectal cancer. The study found that African-Americans were more likely to have advanced disease and received less surgical treatment compared to other ethnicities.
Researchers successfully produce a molecular Solomon knot, consisting of two doubly intertwined rings, through careful selection of metal ions and solvents. The study showcases the potential for self-organization in systems with individual molecular components not chemically bound to each other.
Researchers created hairpin-shaped RNA molecules that can differentiate between riboswitches in on and off states. These aptamers could help find new antibiotics by binding to the switches of pathogens, blocking essential protein synthesis.
A new study reveals that a specific set of symptoms and their frequency/duration can distinguish early ovarian cancer from other causes, making it a potential rapid and cost-effective screening tool. The symptom index was found to be 57% sensitive for early disease and 80% sensitive for advanced cancer.
A report calls for improved monoclonal antibodies against solid tumors, as only 25 percent of approved therapies target these cancers. Researchers suggest manipulating the physical properties of a monoclonal antibody to improve treatment outcomes.
Researchers in Taiwan create a new method to accurately analyze the masses of individual, intact viruses using a miniaturized ion trap. They achieve a margin of error of ±1% by employing a gentle ionization technique and a specially designed cylindrical ion trap.
A study published in Arthritis Care & Research found that muscle strength and functional performance were lower in the leg operated on compared to the other leg four years after meniscectomy. Patients reported symptoms and functional limitations, scoring lower in all areas compared to healthy control patients.
Researchers have developed a breathable protective garment material that blocks toxic vapors while allowing water vapor to pass through, maintaining personal comfort and safety. The material is lightweight and selectively rejects chemical agents, making it an ideal solution for military personnel and emergency services.
A large-scale study found that immunosuppressive medications in RA patients may increase cardiovascular risk, particularly with cytotoxic agents and glucocorticoids. Biologic therapies, including TNF blockers, showed no protective effect against heart attacks or strokes.
Researchers found that embryonic cells from a dog's notochord can regenerate disc cartilage, providing new therapeutic options for degenerative disc disease. The study suggests that CTGF-secreting notochord cells protect non-chondrodystrophic dogs against the condition.
A new study found that hematopoietic stem cell transplant (HSCT) recipients face a significant long-term risk of developing a second cancer, with the risk almost doubling within 10 years. The study also identified specific risk factors, including age at transplant and donor cell type.
Researchers found significant regions of the brain associated with memory, analysis, and cognitive functions were smaller in breast cancer patients who received chemotherapy compared to those who did not. However, these structural changes were not sustained after three years.
Researchers at the University of Illinois developed a rapid diagnostic test for cocaine detection using tiny gold spheres and aptamers. The test strip, which can be used with just a sample dip, accurately identifies cocaine presence and has broad practical application potential.
Scientists discover that the structure of the bases, rather than the backbone, is critical in developing genetic material. They created molecules with alternative bases and found that only one pair was strong enough to form specific base pairs.
A study published in CANCER reveals that adolescent and young adult cancer patients value social connections with peers as a high priority, contrary to physician beliefs. Researchers found that meeting other young people who share a common experience helps address concerns such as coping with uncertainty and body changes.
A recent study found that nearly half of newly diagnosed breast cancer patients exhibit clinically significant emotional distress, including symptoms of major depression and post-traumatic stress disorder. The most common sources of distress were related to the cancer diagnosis, treatment uncertainty, and physical problems.
Researchers developed an immunological purification method to detect synacthen in low concentrations, providing a gap-closing solution for drug testing authorities. This new test confirms the presence of the protein and produces a unique chemical fingerprint.
Researchers developed carbon nanotube films that can stimulate nerve cells without damage, enabling potential use in pain management and muscle control. The technology bridges the gap between biology and electronics, offering new possibilities for biomedical devices.
Two studies on mice found that smoking delays cartilage formation and MCL repair, leading to impaired wound healing. The delay occurs early in the healing process, but may have long-term effects.
A team of researchers has successfully produced large, porous, hollow platinum spheres by using liposomes as blueprints. The spheres are made of continuous, branched platinum sheets and have potential applications in biomedical, catalytic, and optical fields.
Researchers developed a new model to predict survival after liver transplantation, considering specific characteristics of donors and recipients. The model identified key factors impacting graft survival, including donor age and recipient MELD score.
A new study found that individuals who had tested positive for hepatitis C but later tested negative were significantly less likely to become infected again compared to those who had never been infected. This suggests that previous exposure to HCV may be protective against reinfection, possibly on an immunologic basis.
Researchers discovered that liver cells can activate T cells independently of the lymph system, potentially contributing to impaired immune responses in chronic hepatitis C. The study found that T cells interact with liver cells through fenestrations in sinusoidal endothelial cells.