Medicaid enrollment associated with higher risk of cancer death

Enrollment in Medicaid was associated with higher risk of death from a central nervous system (CNS) tumor, with an almost two-fold higher risk for young CNS tumor patients enrolled at diagnosis, finds a study from the Brown School at Washington University in St. Louis. “We found a higher risk for those insured through Medicaid than […]

WashU researchers use genetics to find psychopathology risks

When trying to understand how genetic influences factor into youth behavior, researchers at Washington University in St. Louis have taken the “big trawl” approach, casting their net wide to pull in all the measured traits, behaviors and environments that make up who we are and examine associations with the genetic building blocks comprising risk for […]

Potential of mindfulness to enhance cognitive health in Latinx older adults being studied

Mindfulness-based approaches are mental health practices intended to ground people, help them focus attention, and teach them how to think through overwhelming emotions and problems, but that is just the start. The more people are taught ways to better handle stress, the better protected they may be from the physiological problems that stress produces, including […]

A call for equity in digital health tool design

As digital health tools grow in popularity due to rapid technological advancements and the shift toward personalized medicine, a new study highlights the critical need to focus on equity in their design.  Today’s digital health tools are transforming care: wearable devices offer continuous monitoring and early warnings; telemedicine provides virtual consultations, especially in underserved areas; […]

Multiple sclerosis appears to protect against Alzheimer’s disease

People with multiple sclerosis (MS) are far less likely than those without the condition to have the molecular hallmarks of Alzheimer’s disease, according to new research from Washington University School of Medicine in St. Louis. The discovery suggests a new avenue of research through which to seek Alzheimer’s treatments, said Matthew Brier, MD PhD, an assistant […]

Drug bypasses suppressive immune cells to unleash immunotherapy

By recruiting the immune system to combat tumor cells, immunotherapy has improved survival rates, offering hope to millions of cancer patients. However, only about one in five people responds favorably to these treatments. With a goal of understanding and addressing immunotherapy’s limitations, researchers at Washington University School of Medicine in St Louis have found that […]

Aging-related genomic culprit found in Alzheimer’s disease

Researchers at Washington University School of Medicine in St. Louis have developed a way to capture the effects of aging in the development of Alzheimer’s disease. They have devised a method to study aged neurons in the lab without a brain biopsy, an advancement that could contribute to a better understanding of the disease and […]

Accuracy of diagnostic blood tests for Alzheimer’s disease varies

Neurologists diagnose cognitive impairment with a clinical exam of memory and thinking skills. To determine whether Alzheimer’s disease is the cause of the cognitive impairment, evidence of the specific brain changes that characterize Alzheimer’s must be obtained, typically via a brain scan or spinal tap. Identifying people whose cognitive symptoms are due to Alzheimer’s disease […]

Risk of long COVID declined over course of pandemic

The risk of developing long COVID has decreased significantly over the course of the COVID-19 pandemic, according to an analysis of data led by Washington University School of Medicine in St. Louis. Researchers attributed about 70% of the risk reduction to vaccination against COVID-19 and 30% to changes over time, including the SARS-CoV-2 virus’s evolving […]

Racial disparities in dementia determined by social factors

Racial disparities in dementia are due to social determinants of health, with genetic ancestry playing no role, according to a new study led by researchers at Washington University School of Medicine in St. Louis. The study, which was based on a long-running population-based survey in four Latin American countries, helps explain why people of predominantly […]

Can we predict who will develop migraine headaches?

A migraine is not just a bad headache. It is a much-dreaded part of a neurologic disorder that has an array of possible symptoms, including pulsating cranial pain, waves of queasiness, bouts of vomiting, and hypersensitivity to light and sound. They frequently materialize unannounced and at the most inopportune of moments. Pubescent girls with a […]

High stress during pregnancy linked to elevated cortisol in toddlers’ hair, study finds

Researchers at Washington University in St. Louis and Dartmouth College have discovered a connection between toddler hair cortisol levels — a long-term stress biomarker — and maternal prenatal depression. The findings, published in the American Journal of Human Biology, suggest that a child’s long-term stress physiology — or how the body responds to stress — may […]

Researchers find biological clues to mental health impacts of prenatal cannabis exposure

Scientists are trying to understand how cannabis may affect long-term neurodevelopment when people were exposed to it in the womb. Previous work by Washington University in St. Louis researchers Sarah Paul and David Baranger in the Behavioral Research and Imaging Neurogenetics (BRAIN) lab led by Ryan Bogdan, PhD, found associations between prenatal cannabis exposure and potential mental health conditions in childhood […]

Brain inflammation triggers muscle weakness after infections

Infections and neurodegenerative diseases cause inflammation in the brain. But for unknown reasons, patients with brain inflammation often develop muscle problems that seem to be independent of the central nervous system. Now, researchers at Washington University School of Medicine in St. Louis have revealed how brain inflammation releases a specific protein that travels from the […]

Cannabis use tied to increased risk of severe COVID-19

As the deadly disease that came to be known as COVID-19 started spreading in late 2019, scientists rushed to answer a critical question: Who is most at risk? They quickly recognized that a handful of characteristics — including age, smoking history, high body mass index (BMI) and the presence of other diseases such as diabetes […]

WashU Expert: Social workers key to psychedelic-assisted therapies

s psychedelic-assisted therapy gains mainstream acceptance, the role of social workers, who provide a significant portion of mental health services in the United States, will become increasingly important in this emerging field, says an expert on mental health in the Brown School at Washington University in St. Louis. Psychedelics such as psilocybin, MDMA and ketamine […]

Modifying homes for stroke survivors saves lives, extends independence

Every 40 seconds, someone in the United States suffers a stroke, in which blood flow to the brain is blocked. For the survivors, the ensuing brain damage can lead to lifelong disabilities, making mundane tasks, such as using the toilet and taking a shower, risky ventures. One in eight of those who experience a stroke […]

ADHD meds may help pregnant patients control opioid use disorder

Opioid overdoses for pregnant people are at an all-time high in the United States, even as overall numbers are improving. Attention deficit hyperactivity disorder (ADHD) is highly correlated with substance use disorders, yet treatment protocols to help expecting parents manage opioid use disorders and ADHD together are essentially nonexistent. New research from Washington University School […]

Multicenter clinical study supports safety of deep general anesthesia

General anesthesia makes it possible for millions of patients each year to undergo lifesaving surgeries while unconscious and free of pain. But the 176-year-old medical staple uses powerful drugs that have stoked fears of adverse effects on the brain — particularly if used in high doses. New findings published June 10 in the Journal of […]

New machine learning method can better predict spine surgery outcomes

Researchers who had been using Fitbit data to help predict surgical outcomes have a new method to more accurately gauge how patients may recover from spine surgery. Using machine-learning techniques developed at the AI for Health Institute at Washington University in St. Louis,  Chenyang Lu, PhD, the Fullgraf Professor at the university’s McKelvey School of Engineering, collaborated with Jacob […]

Risk of death from COVID-19 lessens, but infection still can cause issues 3 years later

New findings on long COVID — long-term effects on health experienced by many who have had COVID-19 — present a good-news, bad-news situation, according to a study at Washington University School of Medicine in St. Louis and the Veterans Affairs St. Louis Health Care system. The bad news: COVID-19 patients who were hospitalized within the […]

Gut bacteria boost immune response to fight tumors

Roughly one in five cancer patients benefits from immunotherapy – a treatment that harnesses the immune system to fight cancer. Such an approach to beating cancer has seen significant success in lung cancer and melanoma, among others. Optimistic about its potential, researchers are exploring strategies to improve immunotherapy for cancers that don’t respond well to […]

Galea appointed inaugural Margaret C. Ryan Dean of planned WashU School of Public Health

Washington University in St. Louis announced today that Sandro Galea, MD, DrPH, one of the world’s most influential public health leaders, will become the inaugural Margaret C. Ryan Dean of the university’s planned School of Public Health, effective Jan. 1. In this critical leadership role, Galea will help shape and launch WashU’s first new school […]

Award of up to $31 million supports development of osteoarthritis treatment

Osteoarthritis, a degenerative joint disease, limits the mobility of 32 million people nationwide, many to the point of significant disability. Affected individuals face limited options, as there are no drugs to cure or substantially lessen the disease, and invasive joint replacement is often the only option when it reaches its later stages. With the goal […]

Five factors to ensure an infant thrives

There are basic resources every baby needs for the best possible chance to develop as a healthy well-functioning human. Start with good nutrition, breast milk if possible. That baby is going to need stimulation, lots of looking, reciprocal interactions, exposure to language and interesting stimuli. If at all possible, you should live in a place […]

AI may predict spread of lung cancer to brain

Physicians treating patients with early-stage lung cancer face a conundrum: choosing potentially helpful yet toxic therapies such as chemotherapy, radiation or immunotherapy to knock out the cancer and lessen the risk of it spreading to the brain, or waiting to see if lung surgery alone proves sufficient. When up to 70% of such patients do […]

Social determinants of health increase Alzheimer’s risk

Social determinants of health are increasing the risk of Alzheimer’s disease and related dementia, finds a recent study from the Brown School and the School of Medicine at Washington University in St. Louis. “It is central for prevention of Alzheimer’s and related dementia to set up public policies addressing social determinants from very early on in […]

Preschoolers with depression at greater risk of suicide during adolescence

Preschoolers with clinical depression are more likely than their peers to have attempted suicide or to have had thoughts of killing themselves by age 12, according to a new study from researchers at Washington University in St. Louis. The findings, published recently in the Journal of the American Academy of Child & Adolescent Psychiatry, suggest […]

Neurons help flush waste out of brain during sleep

There lies a paradox in sleep. Its apparent tranquility juxtaposes with the brain’s bustling activity. The night is still, but the brain is far from dormant. During sleep, brain cells produce bursts of electrical pulses that cumulate into rhythmic waves — a sign of heightened brain cell function. But why is the brain active when we […]

Alzheimer’s blood test performs as well as FDA-approved spinal fluid tests

A simple blood test to diagnose Alzheimer’s disease soon may replace more invasive and expensive screening methods such as spinal taps and brain scans. A study by researchers at Washington University School of Medicine in St. Louis and Lund University in Sweden shows that a blood test can be as good at detecting molecular signs […]

Key regulator of decision-making pinpointed in brain

Researchers at Washington University School of Medicine in St. Louis have new insight on what goes on inside people’s heads as they make decisions to obtain information about the future. The scientists identified a set of mental rules that governs decision-making about physical rewards — for example, food or money — and cognitive rewards – […]

University’s technology, innovation hub celebrates 100th faculty startup

The first-floor walls at 4240 Duncan Ave. — home to Washington University in St. Louis’ Office of Technology Management (OTM) — are running out of room. And that’s a good thing. The logos of Washington University startup companies launched to shepherd promising university-owned diagnostics, therapeutics or other technologies to the marketplace are prominently displayed on the walls. […]

Study reveals clues to how Eastern equine encephalitis virus invades brain cells

An atomic-level investigation of how Eastern equine encephalitis virus binds to a key receptor and gets inside of cells also has enabled the discovery of a decoy molecule that protects against the potentially deadly brain infection, in mice. The study, from researchers at Washington University School of Medicine in St. Louis, is published Jan. 3 […]

Washington University and Deerfield Management launch VeritaScience to drive drug discovery

Washington University in St. Louis and Deerfield Management, a health-care investment firm, today announced the launch of VeritaScience, a new private R&D collaboration designed to advance the discovery, clinical development and commercialization of promising therapeutic and diagnostic candidates with potential to benefit human health.  To support projects that originate from the collaboration, Deerfield has committed up to […]

Gut bacteria of malnourished children benefit from key elements in therapeutic food

A clinical trial reported in 2021 and conducted by a team of researchers from Washington University School of Medicine in St. Louis and the International Centre for Diarrhoeal Disease Research in Dhaka, Bangladesh, showed that a newly designed therapeutic food aimed at repairing malnourished children’s underdeveloped gut microbiomes was superior to a widely used standard […]

Long-standing hormone treatment for donated hearts found to be ineffective

Doctors managing deceased organ donors routinely treat the donors’ bodies with thyroid hormones in a bid to preserve heart function and increase the quantity and quality of hearts and other organs available for transplantation. However, according to a recent clinical trial led by researchers at Washington University School of Medicine in St. Louis and Mid-America […]

Long-COVID clinic expanding reach to vulnerable metro, rural communities

In 2020, overwhelmed hospitals and excessive fatalities defined a world grappling with the COVID-19 pandemic. Simultaneously, a new challenge emerged: A growing population struggled to recover fully from COVID-19. Patients coined the term “long COVID” to describe their prolonged health challenges that can linger months after initial coronavirus infection. Eventually, long-COVID clinics, programs focused on […]

Key Medicare payment model fails to improve mental health

A nationwide Medicare program that aims to improve health care and reduce costs by linking health-care reimbursements to health quality and cost outcomes resulted in no improvements in mental health care, according to a study by researchers at Washington University School of Medicine in St. Louis and the Yale School of Public Health. The study, […]

$8 million awarded to study root causes of brain cell death in fatal pediatric diseases

A large team of researchers at Washington University School of Medicine in St. Louis has received nearly $8 million from the National Institute of Neurological Disorders and Stroke of the National Institutes of Health (NIH) to help determine the root causes of brain cell death in fatal pediatric neurodegenerative diseases. The grant is part of […]

How do toxic proteins accumulate in Alzheimer’s and other diseases?

Under normal circumstances, tau protein is part of the brain’s infrastructure, important for stabilizing neurons into their proper shapes. But sometimes tau gets knotted up into tangles and turns toxic, injuring brain tissue and causing tauopathies, a group of brain diseases characterized by problems with learning, memory and movement. Alzheimer’s disease is the most common […]

Grant supports physician-scientists studying infectious diseases, immunology

Physician-scientists split their time between caring for patients and unraveling biological mysteries. This dual expertise can yield the kind of insights that power groundbreaking medical advances and advance human health. Yet only a small and shrinking fraction of physicians pursue joint careers in the clinic and the lab. Researchers at Washington University School of Medicine […]

What to know about the new Alzheimer’s drug Leqembi

The Food and Drug Administration (FDA) recently gave full approval to Leqembi (lecanemab) for patients in the early stages of Alzheimer’s disease. Physicians and researchers at Washington University School of Medicine’s Charles F. and Joanne Knight Alzheimer Disease Research Center (Knight ADRC) in St. Louis were involved in the clinical trials evaluating Leqembi, in which they enrolled […]

Scientists reveal how proteins drive growth of multiple cancer types

Scientists have completed a deep analysis of the proteins driving cancer across multiple tumor types, information that can’t be assessed by genome sequencing alone. Understanding how proteins operate in cancer cells raises the prospect of new therapies that block key proteins that drive cancer growth, or therapies that trigger immune responses to abnormal proteins created […]

Study defines disparities in memory care

Patients who live in less affluent neighborhoods and those from underrepresented racial or ethnic groups are less likely than others to receive specialized care for dementia, including Alzheimer’s disease, a new study from Washington University School of Medicine in St. Louis indicates. Further, the research shows that Black people are more likely than white people […]

Poverty negatively impacts structural wiring in children’s brains, study indicates

A new study from Washington University School of Medicine in St. Louis suggests that growing up in poverty may influence the wiring of a child’s brain. The study, published June 27 in JAMA Network Open, indicates a link between both neighborhood and household poverty and the brain’s white matter tracts, which allow for communication between […]

Diagnosis of rare, genetic muscle disease improved by new approach

It’s not easy to distinguish between the dozens of subtypes of limb girdle muscular dystrophy — a rare, genetic muscle disease characterized by weakness in the hips and shoulders that causes difficulty walking and lifting the arms. Until now, determining the subtype has not been critical in caring for patients, because no specific treatments have […]

Children’s brain scans provide clues to processing of emotional cues

Children with specific psychiatric symptoms, such as anxiety, may struggle to understand emotional cues when people around them are happy, sad or angry, and that lack of understanding can make it difficult to respond appropriately in social situations. Studying brain scans from hundreds of children ages 5 to 15, researchers at Washington University School of […]