Alzheimer's patients' samples exhibit altered communication between pericytes and astrocytes, mediated by VEGFA and SMAD3. Donors with higher blood SMAD3 levels had less vascular damage and better outcomes.
The RENEW system, launched in 2022, uses new research discoveries to pinpoint genetic variants causing rare diseases. Researchers successfully diagnosed 63 patients out of 1,066 undiagnosed cases with an average diagnosis time of 20 seconds.
A new surgical platform using mass spectrometry identifies key gene mutations in brain cancer, including IDH mutations, during surgery. This allows for rapid diagnosis, prognosis, and tumor resection to improve patient outcomes.
A Mayo Clinic study of 492,597 patients with melanoma found that Black men are more likely to be diagnosed at later stages and experience worse outcomes due to the disease. In contrast, Black female patients fared better, with a higher survival rate for stage 3 melanoma.
Researchers created a corticolimbic index tool that categorizes Alzheimer's disease into three subtypes based on brain changes. The study found demographic and clinical differences among sex, age at onset, and rate of cognitive decline.
A Mayo Clinic study found that laparoscopic sleeve gastrectomy can improve the health and eligibility of patients with advanced chronic kidney disease and obesity. The procedure reduced cardiovascular risks, including diabetes and hypertension, and improved access to kidney transplantation.
A global consortium has studied the connection between a specific gene variation and Pick's disease, a rare form of early-onset dementia. The research found that the MAPT H2 genetic variant is associated with an increased risk of Pick's disease in people of European descent.
Mayo Clinic researchers have invented a new class of artificial intelligence (AI) algorithms called hypothesis-driven AI, which can help discover the complex causes of diseases like cancer and improve treatment strategies. This emerging class of AI offers an innovative way to use massive datasets to guide individualized medicine.
A recent Mayo Clinic study investigated lucid episodes in people living with later stages of dementia, revealing that 75% were reported to have Alzheimer's Disease. The researchers identified distinct patterns or types of lucid episodes, suggesting they may be related to the level of cognition and circumstances surrounding the episode....
A Mayo Clinic study suggests that active workstations, incorporating walking pads, bikes, and standing desks, can improve neurocognitive function and reduce sedentary time without reducing job performance. The study found improved reasoning scores when participants used active workstations compared to sitting.
A new study suggests that early-stage triple-negative breast cancer (TNBC) patients with high levels of immune cells in their tumors may have a lower risk of recurrence and better survival rates even without chemotherapy. Higher TILs in breast cancer tissue were associated with lower recurrence rates among participants.
A Mayo Clinic study found that stem cells derived from patients' own fat are safe and may improve sensation and movement after traumatic spinal cord injuries. Seven participants demonstrated improvements in motor function, including increased strength and voluntary anal contraction.
Researchers at Mayo Clinic have developed an immunotherapy strategy that combines chimeric antigen receptors with mesenchymal stromal cells, known as CAR-MSCs. This approach shows potential in targeting inflammatory disease sites more precisely and improving immunosuppression and healing outcomes for autoimmune diseases.
A new study by Mayo Clinic finds that socially isolated individuals show signs of biological aging and have a higher risk of death. The research suggests that social connection plays a crucial role in overall physical health and longevity.
A Mayo Clinic study found that microglia shield neurons from the aftereffects of anesthesia, enhancing and boosting neuronal activity to awaken the brain. This discovery could lead to new treatments for post-anesthesia delirium and hyperactivity.
A recent Mayo Clinic study found that daylight saving time has a minimal impact on heart health. Researchers analyzed data from 36 million adults and found a slight increase in cardiovascular events during the spring and fall transitions, but this was deemed clinically insignificant.
Researchers at Mayo Clinic shed light on the biology of zombie cells and their link to aging-related health issues. A study found that specific senescent biomarkers can predict mortality beyond chronological age and chronic disease presence.
Researchers have identified regional biological signatures in invasive brain tumor margins of high-grade glioma, which could lead to improved diagnosis, prognosis, and treatment. Advanced MRI techniques may help distinguish between the genetic and molecular alterations, providing insights into resistance to treatment.
A recent study published by the Mayo Clinic found that an AI-enabled digital stethoscope can detect peripartum cardiomyopathy, a potentially life-threatening condition, more accurately than regular care. The researchers identified twice as many cases using the AI-powered tool.
Mayo Clinic researchers used genetic sequencing to study the measles virus's spread in a human brain. The study found that the virus acquired distinct mutations that drove its spread from the frontal cortex outward. This knowledge may help develop effective antiviral drugs to combat SSPE, a rare and lethal brain disease caused by measles.
A clinical trial found that stem cell-based therapy reduced daily hardship and improved physical and emotional health in patients with advanced heart failure. Patients who received the treatment had lower death and hospitalization rates compared to those on standard care.
A Mayo Clinic study found that patients who received the anticoagulant drug warfarin after bioprosthetic aortic valve replacement had lower incidence of mortality and decreased risk of blood clots. The use of warfarin was associated with a 32% reduction in mortality risk, making it an effective treatment for these patients.
Adults with congenital heart disease are at increased risk of death or cardiovascular complications after hospitalization for heart failure. However, those who received recent cardiology care before hospital admission had lower rates of death and major complications.
A Mayo Clinic study found patients with lower extremity lymphedema had twice the risk of developing skin cancer, including basal cell carcinomas and squamous cell carcinomas. Regular skin cancer screenings are crucial for these patients as early detection is critical.
A new study published in eClinicalMedicine suggests that ECG-AI can flag some risks years sooner than current risk calculator equations by identifying signs of coronary artery disease, such as calcification and blockages. The technology has the potential to save more lives by identifying people who do not know they have coronary disease.
The study developed a highly accurate AI model for fully automated cancer detection, including small and difficult-to-detect tumors. The model could detect visually imperceptible cancer from normal-appearing pancreases substantially early before clinical diagnosis, with a median of 438 days.
Researchers developed a calculation to identify moderate aortic stenosis patients at higher risk of mortality. The study found that low mean arterial pressure is associated with higher mortality in all patient subgroups.
A real-world study confirms the reliability and effectiveness of the Pooled Cohort Equation (PCE) in assessing cardiovascular risk, regardless of statin use. The PCE performed well across different demographics and retained accuracy with measurement factors outside its original risk profile range.
Researchers surveyed patients undergoing elective surgeries and found that reducing opioid prescriptions led to higher patient satisfaction with pain management. The study's results were used to develop evidence-based guidelines for prescribing opioids after surgery, aiming to balance managing pain and opioid use.
Researchers at Mayo Clinic discovered that senescent macrophages in the lung promote tumor growth by blocking the immune system's response to abnormal cell growth. Eliminating these senescent cells delays tumor formation, suggesting a potential therapeutic target for cancer treatment.
Researchers have identified new genetic markers to detect Lynch syndrome-associated colorectal cancer with 92% accuracy. The discovery could lead to a non-invasive screening option using stool samples, reducing the need for annual colonoscopies and invasive tests.
A randomized trial published in The Lancet Oncology found that condensing prostate beam scanning proton therapy for breast cancer patients can result in similar control of the cancer while sparing surrounding normal tissue. The study demonstrated excellent outcomes, with reduced skin side effects and comparable complication rates.
A recent study from Mayo Clinic found that exercise test abnormalities, such as low functional aerobic capacity, predicted non-cardiovascular causes of death like cancer, alongside cardiovascular-related deaths. The study's findings suggest that clinicians should focus on data beyond ECG results to identify patients at risk.
Mayo Clinic researchers found that cells expressing PD-1 and PD-L1 within a certain distance of each other can predict the success of immunotherapy in patients with colorectal cancer. This spatial analysis may help select patients most likely to benefit from treatment, improving outcomes and minimizing unnecessary treatments.
Researchers studied 1,500 middle-aged women and found that those with four or more adverse childhood experiences were nearly twice as likely to be sexually inactive. The study also showed that these women were two times more likely to experience sexual dysfunction in midlife. Healthcare providers are encouraged to screen for childhood ...
Research led by Vesna D. Garovic reveals that pre-eclampsia causes accelerated aging in women, leading to increased risks of cardiovascular and kidney disease. Women with a history of pre-eclampsia are more likely to develop chronic conditions at a younger age.
Mayo Clinic researchers found that vaccinated patients with long-haul COVID were less likely to experience symptoms such as abdominal pain, chest pain, and shortness of breath. The study involved 477 patients who sought treatment for long-haul COVID at Mayo Clinic between May 27, 2021 and July 26, 2022.
Researchers found an abnormal imbalance of excitatory cortical neurons in people with autism spectrum disorder, depending on their head size. The study used human 'mini-brain' models called organoids to recreate the brain development alteration that occurred in patients during fetal development.
Researchers developed a tailored approach to weight loss and cardiometabolic risk factors, showing significant improvement in targeted areas like abnormal fullness and emotional eating. The study suggests the need for an actionable, phenotype-based classification of patients in obesity treatment, moving beyond reliance on scales or bod...
A Mayo Clinic study reveals that minimally invasive surgical procedure staging laparoscopy can identify cancer spread early and determine the stage of pancreatic cancer. The research found a higher risk of cancer spread in patients with certain factors, such as age and tumor markers.
A Mayo Clinic study evaluated 1,152 patients with rare diseases using genomic testing, determining or likely determining the cause of disease in 17.5-66.7% of cases. This led to changes in medical approaches for 42.7% of patients, improving patient care and diagnosis.
A study by Mayo Clinic researchers found that brain transmission speeds continue to increase into early adulthood, reaching a plateau around age 30-40. This may help clinicians offer therapies to treat disorders such as anxiety and depression that emerge during late adolescence and early adulthood.
A Mayo Clinic study found that menopause symptoms significantly affect women's quality of life and productivity in the workplace. The study estimated an annual loss of $26.6 billion, including lost work time and medical expenses, highlighting a critical need for employers to address this issue.
A recent Mayo Clinic study found that prescription opioid use is associated with declines in cognitive performance, particularly in memory and attention. Older adults who received at least one opioid prescription over 7.5 years had a 20% higher chance of developing mild cognitive impairment.
A Mayo Clinic study found that people with severe obesity and a genetic pathway variant are at increased risk of developing hypertension. The research identified 168 carriers of the MC4R variant, who had a higher risk of hypertension compared to noncarriers.
Researchers found that patients with two or three separate areas of breast cancer in the same breast can opt for lumpectomies followed by whole-breast radiation therapy instead of mastectomies, resulting in better patient satisfaction and cosmetic outcomes. The study also showed that preoperative MRI scans reduced local recurrence rates.
Researchers at the Mayo Clinic found that surgical removal of both ovaries in women under 43 increases their risk of developing Parkinson's disease and parkinsonism. The study used health record data from the Rochester Epidemiology Project to analyze over 2,750 women who underwent bilateral oophorectomy.
Researchers at Mayo Clinic have made significant progress in treating multiple myeloma using chimeric antigen receptor therapy (CAR-T cell therapy), which has shown a median progression-free survival of 13.3 months compared to 4.4 months for standard treatment regimens.
Researchers at Mayo Clinic found that a dissolvable plug delivering stem cells can heal single-tract fistulas in patients with Crohn's disease. The treatment has shown durable results with minimal side effects, offering hope for patients with refractory perianal fistulas.
A new review paper from Mayo Clinic outlines how obesity impacts common tests used to diagnose heart disease, such as ECG, CT scan, MRI, and echocardiogram. The study highlights the need for alternative approaches to prevent weight gain in patients with heart disease.