Researchers discovered that the behavior of monocytes, a type of white blood cell, can indicate how soon patients will recover after hip surgery. The study found that 50% of variation in recovery time could be predicted based on these cells' behavior, which could help doctors plan better post-surgery care.
The study has tremendous potential to improve our understanding of early development, enhance disease modeling, and promote therapeutic discovery. Researchers believe that work on chimeric embryos is vital to advance this field despite ethical concerns.
Genomic data sharing networks pose a risk to individual privacy if accessed by the wrong hands. Stanford researchers demonstrate a technique to prevent hacking and protect donors' identities.
A new study found that sleep deprivation can reduce the effectiveness of stem cell transplants by up to 50%. Researchers at Stanford University discovered that a four-hour sleep deficit can impair the ability of stem cells to migrate and function properly. However, recovery sleep can restore the cells' normal function.
A new study found that elevated blood sugar levels in pregnancy are linked to an increased risk of congenital heart defects, including tetralogy of Fallot and dextrotransposition of the great arteries. High glucose levels were correlated with an increased risk of tetralogy of Fallot, but not dextrotransposition of the great arteries.
A Stanford study suggests a malfunctioning enzyme may contribute to the development of alcoholism in individuals who binge drink. The researchers identified a previously unknown biochemical assembly line that produces an essential neurotransmitter called GABA, which is thought to play a key role in countering addiction.
Researchers have developed a drug that disables C. difficile toxins, preventing intestinal damage and allowing the gut to repopulate with healthy bacteria. The breakthrough could lead to rapid human trials for treating deadly C. difficile infections.
A combination of two drugs has been found to shrink pancreatic tumors in laboratory mice. The treatment, which targets the cell's DNA rather than proteins, also slowed the growth of human lung cancer cells. Researchers are now working to test this treatment in humans with pancreatic cancer.
Researchers develop a bioengineered collagen patch loaded with Fstl1 protein to regenerate heart tissue after damage. The treatment restored function and allowed for progressive recovery in animal models.
A new study suggests that expanding treatment programs to include preschool children and adults is more beneficial, reducing transmission and disability. The study found that a broader scope of treatment would be cost-effective, with an incremental cost-effectiveness ratio of $167.
Researchers developed a drug that blocks hyaluronan buildup in pancreatic islets, preventing immune cell infiltration and destruction of insulin-producing cells. The study suggests a potential preventive treatment for type 1 diabetes in humans if initiated before the onset of the disease.
Researchers found that humans and chimpanzees express different levels of proteins controlling facial development, including PAX3 and PAX7 genes affecting snout length and skin pigmentation. They also identified species-biased enhancer regions contributing to craniofacial differences.
Researchers found significant gender differences in the severity of repetitive and restricted behaviors in girls with autism compared to boys. The study also identified distinct brain structure differences between boys and girls with autism, particularly in motor regions.
Researchers at Stanford University School of Medicine discovered a new gene variant in the Khoe-San population that reduces the risk of pre-eclampsia and leads to larger, healthier babies. The mutation alters the binding of immune cells to placental cells, resulting in better blood supply to the developing embryo.
E-cigarettes are becoming increasingly available in low- and middle-income countries, where they pose a significant public health risk. The devices may produce known carcinogens and carry the potential for addiction, exacerbating cardiovascular disease and lung problems.
A new genetic test developed at Stanford University School of Medicine can accurately pinpoint the likely genetic causes of heart conditions in just a couple of days. The test uses a streamlined assay that looks at just 88 genes known to carry mutations that cause heart problems, and costs about $100.
A recent study found that Medicaid dental coverage does not reduce emergency room visits for nontraumatic dental conditions in urban areas. Despite an adequate supply of dentists, patients struggle to find providers who accept Medicaid, leading to increased ER use.
Researchers used a new technology to study gene activity in living people, finding that women and men use different switches to turn on many immune system genes. The difference in activity might explain the higher incidence of autoimmune diseases in women.
A new Stanford study found cellular damage detectable in patients after CT scanning, suggesting potential long-term health effects. The research calls for safer imaging practices and increased research into the impact of low-dose radiation on human cells.
A study by Stanford University School of Medicine researchers found a strong association between high diversity among natural killer cells and increased likelihood of subsequent HIV infection. The findings could lead to the development of blood tests flagging individuals' susceptibility to viral infection.
A new study from Stanford University School of Medicine suggests that low levels of vasopressin, a hormone involved in social behavior, are associated with social deficits in children with autism. Researchers found that autistic children who had the lowest vasopressin levels in their blood also displayed greater social impairment.
A Stanford study reveals that juvenile inmates are more likely to be hospitalized for mental health problems and have longer hospital stays compared to non-incarcerated young people. Mental health diagnoses, particularly depressive disorders, substance abuse, and conduct disorders, were common among detained youth.
Researchers at Stanford University School of Medicine have developed a database that integrates gene expression patterns of 39 types of cancer with data on patient survival rates. The PRECOG database identifies key pathways and genes associated with poor or good survival outcomes, including FOXM1 and KLRB1.
Researchers found iron-laden microglia in specific brain regions of Alzheimer's patients, which could aid in earlier diagnosis and monitoring using advanced MRI techniques. The study suggests a new suspect for the disease, contradicting the long-held hypothesis that amyloid plaques are the primary cause.
A Stanford University School of Medicine researcher found that six otolaryngologists were paid by tobacco companies to testify that environmental factors, not smoking, caused head and neck cancers. The physicians' testimony was scientifically invalid and part of a defense strategy to create doubt in jurors' minds.
Researchers have discovered that two antioxidant supplements, N-acetylcysteine and glutathione, are effective in treating skin-picking disorder in mice. The study suggests that people with the condition may benefit from this therapy, which could potentially lead to fewer side effects compared to existing treatments.
A Stanford study found that high out-of-pocket costs for antimicrobial drugs in developing countries lead to increased drug-resistant pathogens. Patients often turn to the black market or informal clinics, where poor-quality drugs and inadequate care contribute to resistance.
A Stanford study found that narcolepsy may be triggered by a combination of genetic predisposition and infection, particularly with the H1N1 virus. Researchers discovered elevated antibodies in patients who received the Pandemrix flu vaccine, which was associated with an increased risk of narcolepsy.
A new Stanford University School of Medicine study found that cystic fibrosis is more deadly for Hispanic than non-Hispanic patients, with almost three times the mortality rate. Despite equal access to CF specialty clinics, genetic differences may be contributing to this disparity.
Researchers found that groups of neurons work together to signal muscles about when and where to move, firing in complex rhythms. The study aims to create prosthetic devices that better understand and respond to a person's thoughts.
A Stanford University School of Medicine study found that teenagers are unclear about the risks of marijuana and e-cigarettes, receiving conflicting information from various sources. The study suggests that future messages should address the addictive potential, health risks, and presence of nicotine in these products.
Researchers found that mortality rates vary significantly according to kidney disease subtype, suggesting that treatment plans should be tailored towards disease-specific risks. The study analyzed data from 84,301 patients and showed significant differences in survival rates among those with different subtypes of glomerulonephritis.
A new study on Kennewick Man's DNA reveals a close genetic link to Native American populations, particularly the Confederated Tribes of the Colville Reservation in Washington. The findings challenge a previous study that suggested a connection to indigenous Japanese or Polynesian peoples.
Researchers have identified the molecular basis for a heart condition called dilated cardiomyopathy and found a potential treatment that partially restores function to diseased cells. The study used induced pluripotent stem cells to model the disease, revealing how a key signaling pathway develops in healthy vs. diseased cells.
Researchers found that modern toothed whales have inherited defunct copies of the Mx1 and Mx2 genes, profoundly altering their immune systems. The study aims to preserve these cetaceans as they face extensive die-offs.
Researchers identified 136 genes whose expression is correlated across regions within each network, suggesting a molecular basis for synchronized physiological interactions. These genes encode proteins essential for nerve cell activity and maintenance of voltage differences.
A large data-mining study by Stanford University School of Medicine has linked proton-pump inhibitors (PPIs) to an elevated risk of heart attack. The study found a 20% increase in the rate of subsequent heart-attack risk among all adult PPI users, even when excluding those also taking clopidogrel.
A short educational program in Kenya produced lasting improvements in male attitudes towards women, with participants showing more positive views and less agreement with rape myths. The program also encouraged males to intervene in cases of violence against women.
A new study by Stanford researchers found that larger physician groups tend to drive up healthcare costs due to their increased market power. The nationwide average cost of knee replacements decreased, but fees in highly concentrated markets rose 7% compared to less concentrated areas.
Stanford researchers found a surprising link between creative problem-solving and heightened activity in the cerebellum, traditionally thought of as the brain's movement-coordination center. The study suggests that shifting executive-control centers impairs creativity.
A new Stanford University School of Medicine study found that vast numbers of self-reactive immune cells remain in circulation well into adulthood, challenging the long-held belief that they are weeded out early in life. This suggests that adults may be more susceptible to autoimmune disease than previously thought.
Researchers found a specific pattern of gene activity that distinguishes between sepsis and sterile inflammation, allowing for more accurate diagnosis. The study analyzed over 2,900 blood samples from nearly 1,600 patients to identify the genetic signature, which could lead to development of a diagnostic blood test.
The study found that Helicobacter pylori bacteria directly interact with stomach stem cells, causing them to divide more rapidly. This interaction is thought to contribute to the development of gastric cancer in humans. The researchers used 3-D microscopy to visualize the bacteria's impact on the stomach glands.
A new Stanford University School of Medicine study has found that brain tumor growth is stimulated by nerve activity in the cerebral cortex. The research, conducted in mice with human brain cancer implants, identified a specific protein called neuroligin-3 as responsible for the increase in tumor growth associated with neuronal activity.
A study found that doctors struggle with end-of-life conversations, particularly with patients from different ethnic backgrounds, due to cultural and language differences. The survey revealed that medical interpretation is a significant barrier, and the researchers recommend training physicians to address these issues.
Researchers at Stanford University School of Medicine have identified a cell type, EPF cells, that plays a major role in scarring and skin cancer growth. They found that inhibiting the activity of these cells may alleviate scarring and slow down melanoma growth, providing potential new treatment options.
Researchers at Stanford University School of Medicine found that grid cells in mice accumulate errors while navigating familiar spaces, which are corrected by border cells upon encountering a wall. This discovery supports the theory that these cells use sensory and motion data to construct internal maps.
Researchers found that Veterans Health Administration patients managed by pharmacists who educated and monitored them showed improved adherence rates. Pharmacist-led patient management was key to this success, involving regular education and follow-up to ensure medication was taken as prescribed.
A survey of 1,095 adults found that patients prefer simple explanations and doctor queries over burdensome consent regulations. The study's findings will inform US Office of Human Research Protections and FDA regulations on patient permissions for research conducted during clinical care.
Researchers found a small group of mutations account for most cases of transmission-related resistance to HIV drugs. The study suggests levels of transmission of drug-resistant strains have not increased globally as much as feared, but adherence challenges persist in lower-income countries.