A study published in JAMA found that tilarginine, a medication believed to benefit cardiogenic shock patients after a heart attack, had no effect on mortality rates. The trial tested the drug's efficacy in 398 patients and showed no difference in 30-day death rates between those who received tilarginine and placebo.
Researchers have identified promising new drug combinations that can improve survival rates among patients with severe heart disease. Studies show that using imaging technologies like PET-guided therapy can also help doctors make more accurate decisions about therapies for these high-risk patients.
Research suggests that variations in the alpha synuclein gene contribute to alcohol craving in certain individuals. The study found eight SNPs associated with alcohol craving, but not with dependence, indicating a possible subtype of alcoholics influenced by this genetic factor.
Researchers found that reconstituted HDL infusion reduced atheroma volume by 3.4% and 5.3 mm³ compared to placebo, but the differences were not statistically significant. The study suggests potential favorable vascular effects of CSL-111 on coronary atherosclerosis.
Researchers at the University of Wisconsin-Madison have created ultrathin films composed of DNA and water-soluble polymers that allow controlled release of DNA from surfaces. These films could be used to deliver genetic material for gene therapy, potentially treating conditions such as cardiovascular disease by preventing smooth muscle...
A new study found that CSL-111, a drug that mimics HDL, did not significantly reduce plaque in coronary arteries, but showed improvement in two indexes assessing blood vessel changes. The trial involved 183 patients with acute coronary syndromes and used intravenous ultrasound to assess coronary artery changes.
Researchers found that 18-month-old toddlers listen and watch emotional reactions directed by one adult to another, then use this emotional information to shape their own behavior. The study indicates infants understand other people's emotional states at a very young age.
New research suggests that living in rural areas can lower the risk of heart disease, possibly due to easier access to fresh produce and outdoor exercise. Meanwhile, urban residents are more motivated to get healthy but lack knowledge about heart-healthy eating.
The FAST TRACK protocol dramatically reduces the time that elapses before patients undergo a life-saving procedure, saving both heart muscle and patient lives. The new system includes key elements such as single-call instant alerts, electrocardiograms within five minutes of arrival, and rapid loading by air ambulance.
A UC Irvine scientist has discovered that excess nutrients in an ecosystem can lead to a decrease in plant species diversity while increasing the productivity of a few selected species. This finding provides a new explanation for why polluted ecosystems often contain limited numbers of plant species.
Homeless individuals express strong concerns about the type of care they would receive when dying and after death. They advocate for increased advance care planning and compassionate treatment by healthcare providers. The study emphasizes the need to address end-of-life care as a priority for this underserved population.
C6 is a 10-foot by 10-foot virtual reality cube that immerses users in computer-generated 3-D images and eight channels of audio. The upgraded room now projects more than twice the resolution produced by any other VR room, with 100 million pixels.
Scientists found that brief high-level exposures to nitrogen dioxide can cause rapid lung injury, including breathing rate inhibition, lung edema, and acute lung damage. Researchers studied laboratory rats exposed to varying concentrations of the toxic gas for five minutes, revealing significant health risks.
A new light-based probe built by researchers at Duke University has successfully detected the earliest signs of cancer in cells lining internal organs. The device uses changes in laser light scattering to identify pre-cancerous conditions, offering a promising alternative for early diagnosis and treatment.
Cornell researchers have found a simple solution to measuring nanoscale vibrations by tapping with an atomic force microscope (AFM), allowing for the detection and identification of bacteria, viruses, and other organic molecules. The new method uses probes similar to those in AFMs to measure vibrations in nanomechanical oscillators.
Researchers develop a bacterial biosensor prototype to detect oxidative stress, which can cause brain tissue damage. The sensor uses potassium release in response to toxins, correlating with cell damage, offering a potential early warning system for public health threats.
A new thrombin-receptor antagonist (TRA) has shown significant reduction in serious cardiovascular events, mainly heart attacks, with no increase in bleeding risks in a high-risk patient population. The study found a 46% lowering in serious cardiovascular events, an early and strong efficacy signal for this novel antiplatelet compound.
A study found that patients who received preventive health exams were more likely to undergo cancer screenings, including colorectal, breast, and prostate cancer testing. The examination may serve as a forum for promoting evidence-based cancer screening.
A Mayo Clinic study found that using computerized reminders can increase mammography screening rates, with 64.3% of women in the intervention group getting a yearly mammogram compared to 55.3% in the control group. The program has expanded beyond mammograms to include other preventive services.
A large trial in eastern Zimbabwe showed that a community-based program with integrated peer education, condom distribution, and STI management did not decrease the overall incidence of HIV-1. In contrast, male participants benefited from the program with a decrease in HIV-1 incidence, unprotected sex reporting, and STI symptoms.
Researchers have developed cellulose nanocrystals that can block cell receptors, potentially leading to new vaccine formulations. The crystals can also be used for targeted drug delivery and precise inkjet printing, overcoming safety concerns associated with traditional methods.
A study of 365 surgeons found that only 24% referred three-quarters or more of their patients for reconstruction, citing patient barriers such as inadequate knowledge, cost concerns, and availability of plastic surgeons. The researchers suggest improving decision aids and multidisciplinary care to increase reconstruction rates
A study published in the New England Journal of Medicine found that pairing percutaneous coronary interventions (PCI) with optimal medical therapy (OMT) is no more effective than OMT alone in preventing heart attacks and other cardiac events. The study showed similar rates of death, heart attack, or stroke between patients who received...
A primary care health network in Fort Worth, Texas, took responsibility for 3,700 Hurricane Katrina evacuees, providing medical care for nearly half of them. The network prevented its emergency department from being overwhelmed by creating a triage center and referring evacuees to primary care clinics. The authors reflect on valuable l...
Research on silent myocardial ischemia shows that anti-anginal therapy, combined with risk factor control, improves outcomes and preserves left ventricular function. Additionally, faster door-to-balloon time for STEMI patients leads to reduced healthcare costs, heart attack rates, and hospital stays.
An interdisciplinary team of researchers analyzed the simplest known biological clock and found that the protein KaiC, combined with KaiA and KaiB, creates a complex system to regulate biochemical processes. The study reveals that the proteins form a dynamic mixture of complexes at different stages of their cycles.
A large-scale assessment of the general population found that nearly 30% need mental health care, with major depression and alcohol dependence being the top concerns. The study suggests that societal pressures, stigma, and lack of comprehensive insurance coverage are significant barriers to accessing care.
The LA Times reporters were recognized for their outstanding journalistic achievement in raising public awareness about human-caused ocean microbiological changes. Their 5-part series, Altered Oceans, explained how overfishing and waste dumping are creating a biological imbalance in the world's oceans.
A new study published in Archives of Internal Medicine found that patients who received regular preventive health exams were more likely to get recommended cancer screenings. The study showed that colon cancer screenings and prostate-specific antigen tests increased by three times in the checkup group compared to those without a checkup.
Researchers found that combining torcetrapib with atorvastatin did not slow the progression of atherosclerosis, contrary to expectations. The study also noted significant increases in HDL-C and decreases in LDL-C levels.
Researchers have developed new two-photon absorbing molecules that enable the creation of polymer features as small as 65 nanometers wide using simplified lithography techniques. This breakthrough reduces the cost and complexity of fabricating nanoscale electronic and photonic devices.
A new study predicts the disappearance of several existing climates by 2100 due to global warming, with novel climate zones emerging on up to 39% of the world's land surface area. The models also foresee significant impacts on ecosystems and biodiversity, highlighting the importance of understanding and coping with climate change.
A study by the American College of Cardiology found that torcetrapib increased good cholesterol levels but failed to slow plaque buildup in coronary arteries. The drug also raised blood pressure, leading researchers to question its efficacy as a treatment for cardiovascular disease.
A review article argues that migratory birds are not the primary source of H5N1 virus dispersal. Human commercial activities, particularly poultry trade, are the major factors behind the global spread of the virus. The study suggests that strict health control and better animal welfare measures can help prevent disease transmission.
The team is developing materials with similar properties to palladium, but cheaper and more readily available, to improve the efficiency of hydrogen fuel cells. The goal is to find a substitute for platinum, which is currently used as a catalyst in PEMs containing platinum.
Researchers found that immune response to SOX2 protein protects against myeloma development in patients with monoclonal gammopathy of undetermined significance. This discovery suggests targeting cancer stem cells may be key to preventing or treating myeloma.
A Phase 2 clinical trial for ranibizumab is enrolling patients with diabetic macular edema to assess its long-term safety and effectiveness. The trial aims to investigate the use of ranibizumab in combination with laser photocoagulation for treating DME.
Researchers present three studies highlighting advances in clinical cardiology, including a new drug-exercise combination that improves image quality and reduces side effects. The studies also explore the best medical and interventional treatment for patients with acute coronary syndromes.
Researchers at Virginia Tech have created an LED system that rapidly screens therapeutic molecule designs for binding to diseased tissues' DNA. The innovative technology enables 100 tests per day, accelerating the discovery of promising new drugs.
Researchers found no significant link between teacher education and improved classroom quality or children's academic skills. Policymakers should consider a broader range of factors to enhance preschool education.
Researchers found that infants learned to avoid copying actions when an adult expressed anger towards them, but eagerly copied when the adult was neutral. Infants also adjusted their behavior based on whether they could see the angry adult after they left.
Researchers have developed a new method to form tiny, uniform metal crystals with novel chemical and physical properties. These crystals, grown on acid-treated cellulose fibers from cotton, show promise as components in biosensors, biological imaging, drug delivery, and catalytic converters.
Research suggests that children with attention deficit hyperactivity disorder (ADHD) are more likely to develop alcohol problems, particularly those who experience heavy drinking and stress in childhood. Parental alcoholism and family dynamics also play a significant role in the development of alcohol use disorders among young adults.
A study found that only one quarter of general surgeons refer eligible patients for breast reconstruction consultations, resulting in low rates of the procedure in the US. Factors such as surgeon attitudes and patient knowledge play a significant role in referral practices.
A Cornell researcher is working on a quick and affordable immune system test for people in the developing world. The test aims to help HIV/AIDS sufferers get proper treatment, potentially extending their lives by 10-15 years.
The March of Dimes and Johnson & Johnson Pediatric Institute have launched a three-year partnership to reduce preterm births in targeted areas of Kentucky. The goal is to decrease singleton preterm births by 15%, with a focus on interventions combining clinical care, public health, and education.
A new study found that low-income children who experience chronic reading problems in fifth grade are more likely to develop depression, anxiety, and withdrawal. The research suggests that reading difficulties may have a significant emotional impact on preadolescent children, particularly those from disadvantaged backgrounds.
A recent study found that combining a platelet inhibitor with an embolic protection device improves renal function in patients undergoing renal artery stenting. The use of abciximab reduced the occurrence of platelet-rich thrombi, while Angioguard alone was not associated with improved outcomes.
A key protein called Mal alerts the immune system to respond against invading bacteria, and research has found two variants that determine how the immune system responds. The findings suggest possible new treatments for malaria and TB, as well as insights into autoimmune diseases.
A new study finds that self-regulation abilities, particularly inhibitory control, are uniquely related to emerging math and literacy ability in kindergarten. Developing self-regulation skills is crucial for children's academic success, especially those from low-income homes.
A Smithsonian-led research team has won a scientific prize for their study on the impacts of habitat fragmentation on the Amazon ecosystem. The team found that tree communities are rapidly changing in forest fragments due to ecological changes near the margins, posing a significant threat to Amazonian biodiversity.
Researchers have developed a new contrast agent that selectively targets and highlights malignant micro-calcifications in the breast, while ignoring similar calcifications found in benign breast conditions. This technique has the potential to improve breast cancer diagnosis by reducing false positives and increasing detection rates.
Researchers studied the effectiveness of estradiol and rapamycin-eluting stents in reducing in-stent restenosis. However, they found no significant difference between the two groups, indicating that adding estradiol to rapamycin-coated stents may not provide a measurable benefit.
A study by researchers at the University of Texas at Austin found that female rats can detect changes in males' germline cells due to exposure to vinclozolin, leading them to avoid mating with those males. This avoidance behavior is linked to an epigenetic change that affects the male's fertility.
The EXACT study found that community hospital physicians can provide exemplary outcomes for patients in need of carotid stenting with appropriate experience levels and device training. The use of embolic protection devices has been shown to reduce peri-procedural complications by 4.5% compared to the SECuRITY study.
A University of Pittsburgh study found that effective postoperative pain control using continuous peripheral nerve block reduced average hospital stay length by nearly a day. The study analyzed data from over 1,500 patients and showed a significant economic benefit in reducing hospital-acquired infections and complications.
A new study found that boys tend to specialize in areas where they excel, while girls often perform well across various subjects. As children age, their interest and perceived abilities in different areas become more aligned.
A recent study by Johns Hopkins Medicine found that African Americans have weaker muscle contraction in three main regions of the heart, increasing their risk of heart failure. In contrast, Chinese Americans' hearts had a stronger squeezing function and contracted more quickly than other ethnic groups.
A long-term study found that children with higher quality early child care had better vocabulary scores in 5th grade, while those with more time in center-based care were more likely to exhibit problem behaviors in 6th grade. Parenting quality was a stronger predictor of child development than type or quality of child care.
A low-tech operation called symphysiotomy, performed under local anesthesia, can increase the size of the pelvic outlet and permit vaginal delivery of the baby. This procedure has been largely abandoned in developed countries due to its simplicity and effectiveness in addressing maternal mortality in Africa.
Long-term safety of drug-eluting stents in off-label use shows low mortality rates, with cardiac mortality at 0.8%, but high risk of late stent thrombosis among non-responders to clopidogrel. The MATRIX Registry found that 34% of patients had diabetes and 33% a history of heart attack.
Researchers have discovered a deficiency of biopterin in rabies patients and are working on an animal model to test the effectiveness of the Milwaukee protocol. The treatment has already shown promise, with two children surviving twice as long as average for rabies patients.
A new study finds that autistic children can attribute a range of mental states to dynamic and static facial expressions, suggesting they make use of information from the eyes. The study challenges prior research findings on autism and social interactions.
A 5-year study found that giving nitroglycerin to mothers in preterm labor led to significant improvement in their baby's health, especially those born between 24-28 weeks. This therapy resulted in cost savings and longer-term health benefits for premature babies.
The study found that socio-economic status affects food choice, with lower-income individuals more likely to prioritize affordable options. It also revealed gender differences in dietary habits, with women being more concerned about meeting health guidelines.
Researchers developed nanoparticles that can label and track stem cells used in medical treatments, offering a new way to monitor tumors and diagnose cardiovascular problems. The technology uses MRI scanning to detect the presence of labeled cells, allowing for more accurate measurements and better understanding of each cell type's role.
A randomized controlled trial found that peri-procedural hydration treatment with sodium bicarbonate and sodium chloride show similar rates of protection against contrast-induced nephropathy. The study evaluated 353 patients undergoing cardiac procedures and found no significant differences in kidney function between the two groups.
Long-term aspirin use in women with low to moderate doses has been associated with a significant reduction in cardiovascular mortality and cancer deaths. The study found that women who used aspirin had a lower risk of death from any cause, particularly heart disease, compared to those who did not use aspirin.
A long-term study found that children in center-based care experienced more aggressive behavior through sixth grade, but problem behavior ceased by first grade. High-quality early child care had a positive impact on vocabulary and math skills.
A combination of aliskiren and valsartan showed improved blood pressure control compared to individual treatments or placebo. The dual renin system blocking drug combo reduced systolic and diastolic blood pressure, achieving a goal blood pressure of 140/90 mmHg in 49.3% of patients.
Research in Malaysia found that essential drugs are priced beyond reach of poorer members, with costs up to 16 times higher than international reference prices. The lack of affordability affects the poor and the availability of medicines is also poor, with only 25% available through public sector.
A new study published in PLoS Medicine found that community-based peer education, free condom distribution, and clinic-based STI treatment services targeting high-risk individuals had no effect on HIV incidence in the wider community. However, these measures did reduce HIV-1 incidence among men who participated in the program.
A recent study by Ohio State University researchers has identified a link between the absence of the Olig1 protein in lung tumors and poor survival rates among patients with non-small cell lung cancer. The findings suggest that patients with low levels of the protein may benefit from more aggressive therapy after surgery, potentially i...
A study of 9,178 people in Denmark found that those with two copies of the H63D genetic defect were twice to three times more likely to develop stroke than those without the gene. The study suggests a link between the H63D gene and increased risk of stroke, but the exact mechanism is unclear.
A new study found that triple negative breast cancers are more common among young, poor minority women, particularly African American and Hispanic women. The tumors are also associated with later diagnosis and shorter survival rates, with African American women having the poorest five-year survival rate.
Researchers found that longer baking times and higher temperatures can increase antioxidant levels in whole wheat pizza dough by up to 82%. Longer fermentation times also boosted antioxidant levels, with some increases reaching 100%.
The Foundation of the National Student Nurses' Association (FNSNA) awarded a $25,000 Promise of Nursing for New Jersey Nursing School grant to Rutgers College of Nursing. The grant provides additional supervised time and tutoring for undergraduate nursing students.
Xenotransplantation holds promise for replacing diseased organs, but immune rejection and pathogen transmission are major concerns. Genetic modifications in pigs have improved compatibility with humans, offering hope for this technique's success.
Researchers at UT Southwestern Medical Center have developed a Magnetic Anchoring and Guidance System that uses magnets to attract and manipulate laparoscopic surgical tools. This new technique allows for magnetically maneuvering laparoscopic instruments inserted into the abdominal cavity through the bellybutton or throat.
A systematic review of 13 trials involving over 900 children found that loperamide should not be given to children under 3 years old or with bloody diarrhoea. However, in other children, the drug may be useful in treating acute diarrhea. The risks outweigh the benefits in high-risk situations.
A pioneering biofuel cell has been developed that can generate electricity from low levels of hydrogen in air, offering an inexpensive and renewable alternative to platinum-based fuel cells. The cell uses enzymes from naturally occurring bacteria and can power electronic devices with minimal power requirements.
A new study found that drug-eluting stents are less effective in bypassed veins with longer blockages, particularly those with diffuse disease. In patients with focal disease, the success rate was high, but those with diffuse disease had a higher need for additional procedures to treat restenosis.
A case-control study found that women with no annual medical visits or pelvic examinations and those with no regular health care provider are at a higher risk of ovarian cancer. Postmenopausal women are particularly vulnerable to this increased risk.
A study found that most first-time DWI offenders have high rates of other substance-use disorders and psychiatric disorders, requiring enhanced services in intervention programs. The research suggests that treatment approaches may need to be modified to better serve this more severe subtype of DWI offenders.
A new study reveals that severe dengue infections are more common than previously thought, with 23% of patients requiring hospitalization. The study suggests that the World Health Organization's definition of dengue hemorrhagic fever may be too narrow, potentially leading to misdiagnosis and delayed treatment.