Researchers analyzed data from over 15,000 people to find that the number of HDL particles is a more reliable predictor of heart attack and stroke risk than standard HDL cholesterol metric. In black people, neither HDL measurement was significantly associated with heart attack risk.
Researchers found molecular changes in pre-symptomatic tissue of Fuchs' endothelial corneal dystrophy (FECD) patients, which may lead to new screening and treatment methods. The study suggests that disease-causing changes occur decades before noticeable symptoms appear.
Researchers at UT Southwestern Medical Center have developed new MRI techniques to more precisely target brain structures linked to Parkinson's disease and essential tremor. These methods, including diffusion tractography, aim to reduce adverse effects associated with previous treatments.
Researchers embed dopamine receptors in phospholipid membrane to study their structure and behavior. The findings could lead to the development of more precise drugs for treating conditions like Parkinson's disease and addiction.
A UT Southwestern study found that obesity patients faced significant health challenges during the pandemic, including difficulties with diet and exercise, anxiety, and depression. The study's findings highlight the need for effective strategies to minimize the physical and psychosocial impacts of COVID-19 on adults with obesity.
Research suggests serotonin can reduce the ability of certain intestinal pathogens to cause deadly infections by reducing gene expression and preventing bacterial colonization. The study found that mice overproducing serotonin were less likely to become infected with a deadly mouse gut bacterium.
Surgeons at UT Southwestern Medical Center have developed a new technique that preserves the natural shape and color of nipples in men undergoing breast reduction surgery. The procedure involves cutting below the lower part of the breast and lifting it like a flap to remove unwanted tissue, reducing the risk of discoloration.
A UT Southwestern study found that teenagers with vaping-linked respiratory disease EVALI also experienced gastrointestinal symptoms and a history of psychosocial factors, including substance abuse. Treatment with glucocorticoid led to improvement in symptoms and lung function.
Researchers at UT Southwestern Medical Center have discovered the mechanisms behind cell fusion, a crucial process in multicellular organisms. The study found that actin and dynamin proteins interact to form long projections that invade other cells, leading to their fusion.
Researchers developed a device that circulates cool water into pressure-relieving insoles to reduce foot temperature and diminish the risk of tissue breakdown. The device, TAPMARI, was tested in eight volunteers and showed promising results, potentially preventing thousands of amputations worldwide.
Researchers found that combining rosiglitazone, a popular but abandoned diabetes treatment, with another drug called Compound A can enhance its effectiveness while reducing side effects such as weight gain and fluid retention. The study suggests that using lower doses of rosiglitazone may be sufficient to achieve similar results.
Research found that malaria parasites have an inherent clock that drives their activity, resulting in cyclical fevers in humans. The parasite's gene expression patterns remained consistent despite changes in lighting conditions and host circadian rhythms.
UT Southwestern researchers discovered a novel mechanism by which Campylobacter jejuni bacteria sense and respond to butyrate, a beneficial fatty acid produced in the large intestine. This finding provides potential therapeutic targets for preventing C. jejuni-induced diarrhea.
Strategies treating households near recent malaria cases with anti-malarial drugs and insecticides significantly reduce malaria in low-transmission settings. Researchers found that reactive focal mass drug administration (rfMDA) and reactive focal vector control (RAVC), used separately or together, can cut new cases by up to 75%.
A combination of immunotherapy agents encourages immune cells to consume tumors and alert others to attack, boosting survival for glioblastoma patients. The therapy, tested in a mouse model, successfully shrank tumors and extended life, with 55% of animals surviving over the course of the study.
Scientists at UT Southwestern Medical Center have discovered a protein called Meis1 that works with Hoxb13 to stop heart cell division, but deleting both genes can help heart cells regenerate. This finding could lead to new treatments for heart failure and other conditions.
A new protocol using highly sensitive blood tests can quickly determine whether someone is having a heart attack, allowing for efficient evaluation of patients with possible heart attacks. The study found that the process can 'rule out' heart attacks within one hour in over half of patients.
A recent study published in Nature Cancer has revealed a critical pathway that regulates the production of PD-L1, a protein used by cancer cells to evade the immune system. By targeting this pathway, researchers hope to develop more effective cancer immunotherapies.
A new study uses AI to identify a specific genetic mutation in glioma tumors, achieved with over 97% accuracy. The technology could simplify the process of detecting enzyme mutations and deciding on appropriate therapy, potentially revolutionizing brain cancer treatment.
Researchers at UT Southwestern Medical Center have uncovered the detailed shape of a key protein involved in muscle contraction using cryo-EM technology. The discovery may lead to improved understanding of muscle-weakening genetic conditions.
The COVID-19 pandemic is causing widespread emotional distress and increasing the risk of developing psychiatric disorders such as depression and anxiety. Healthcare providers are also at risk due to shortages of personal protective equipment and prolonged work hours.
Researchers at UT Southwestern Medical Center found significant variability in blood pressure readings taken from different parts of the body and opposite sides of the body in the same individual. The study suggests that blood pressure measurements may need to be adjusted based on the site taken, which could impact medical decisions.
A new study led by UT Southwestern scientists suggests that tumors can manipulate the cell death signaling pathway to evade an immune response after radiation. By blocking this pathway, researchers found that cancer cells can secrete more interferons, which triggers a tumor-fighting immune response.
Cells in vulnerable entry routes to bacterial infection buffer themselves when immune system detects danger by reorganizing surface cholesterol. This defense mechanism, identified by UTSW researchers, could offer new strategies for fighting infections without antibiotics.
Researchers found that gut bacteria can accumulate within tumors and enhance the effectiveness of anti-CD47 immunotherapy. The study suggests that a probiotic might improve treatment outcomes, and identifying specific bacterial strains is crucial for future research.
Tuberculosis bacteria produce a molecule called sulfolipid-1 (SL-1) that triggers coughing in infected animals and human cells, facilitating the spread of disease. The findings could lead to new treatments to prevent tuberculosis transmission.
Experts from UT Southwestern Medical Center suggest integrating travel history into routine medical assessments to identify emerging infectious diseases and prevent further transmission. This simple yet targeted approach can help put infectious symptoms in context for physicians and caregiver teams.
Researchers found cancer cells can override mechanical regulation of energy use by sequestering TRIM21 protein, preventing its degradation and keeping metabolism high. This discovery could help understand how cancer cells adapt to their environment and lead to new therapeutic strategies.
Researchers found that forcing cardiomyocytes to consume glucose instead of fatty acids extended the window for heart cell regeneration, potentially treating conditions like heart failure.
A clinical trial has identified HIF-2α as a pivotal protein in the progression of clear cell renal cell carcinomas, which is susceptible to inhibition by PT2385. The study found that the drug effectively blocks cancer-promoting genes and starves tumors of blood.
Researchers at UT Southwestern Medical Center found that traditional cardiovascular risk factors are at least as valuable in predicting who will develop coronary heart disease (CHD) as a sophisticated genetic test. Identifying elevated risk for CHD early on can help patients avoid fatal events through lifestyle changes and preventive t...
A national trial has produced a computer that can accurately predict which antidepressant will work for patients based on their brain activity. This breakthrough may lead to personalized depression treatments using AI and brain imaging.
Researchers at UT Southwestern Medical Center have developed a new method for mapping out blood vessels before surgery to minimize the risk of complications in single breast reconstruction. The team found that this approach reduced fat necrosis by 2.7% compared to traditional methods, resulting in improved outcomes and breast shapes.
The American Heart Association's 2030 Impact Goals aim to increase healthy life expectancy globally, with targets of 67 years by 2030. Despite positive trends in cardiovascular health, the US faces challenges such as obesity and inadequate physical activity among youth.
New research from UT Southwestern Medical Center shows how AI can generate optimal treatment plans in near real-time, streamlining the process and reducing delays of up to a week. This can decrease the odds of cancer spreading by 12-14%.
Researchers have discovered a two-drug combo that can counter resistance to a promising new breast cancer therapy. The combination of neratinib and everolimus effectively blocks the growth of cancer cells with HER2 mutations, providing a novel treatment option for patients with these types of cancers.
Researchers at UT Southwestern Medical Center identified a new mechanism by which clear cell renal cell carcinoma (ccRCC) tumors grow and spread. Inhibiting the enzyme TBK1, which becomes more active in these cancer cells, shows promise as a potential strategy for treating kidney cancer.
Researchers at UT Southwestern analyzed Medicare claims data to report no increased mortality risk in heart failure patients treated in observation units and emergency departments. The study suggests that end-of-life care transitions from hospital to post-hospitalization period may contribute to the observed increase in mortality.
Researchers at UT Southwestern Medical Center found a significant association between malignant left ventricular hypertrophy and an increased risk of heart failure among black individuals. The study, published in the journal Circulation, suggests that early intervention can be beneficial in preventing future risk.
A study at UT Southwestern Medical Center found that patients who received Mohs surgery for melanoma reported a 95% long-term satisfaction rate with their results. The highly precise excision technique resulted in minimal scarring and a nearly 99% cure rate for early melanoma.
Studies in mice and humans with pancreatitis reveal a link between FGF21 deficiency and the disease. Replacement therapy with FGF21 may reverse conditions in about 24 hours, offering a new treatment strategy for acute pancreatitis.
A multidisciplinary inpatient team improved viral suppression rates by 30% and increased engagement in care after discharge by 30% for hospitalized HIV patients. The intervention addressed social and medical barriers, reducing future infection rates.
A recent study found that clinical whole exome sequencing at major commercial labs inadequately analyzes more than a quarter of genes, affecting the accuracy of genetic disorder diagnoses. The reanalysis revealed stark inconsistencies in gene coverage across different labs, with some testing only 34% of genes.
A study from UT Southwestern Medical Center found that individualized physical therapy can effectively reduce urinary incontinence and pain in men after prostate surgery. The approach focuses on relaxing tight pelvic muscles rather than strengthening weak ones, leading to improved outcomes for 87% of patients.
Researchers at UT Southwestern Medical Center have uncovered why certain melanoma cells are more likely to spread through the body. Efficient metastasizers take up more lactate due to higher levels of monocarboxylate transporter 1, allowing them to survive in the blood and promoting disease progression.
A study found that more than 25% of lung cancer patients are prescribed medications with potential cardiac risk, and almost 10% take multiple such medications. The researchers argue that these criteria may be excessive and could be too strict, excluding patients who don't pose a cardiac risk.
A new AI algorithm, ConvPath, uses artificial intelligence to classify cell types and quantify spatial distributions in tumor tissue. This allows pathologists to obtain accurate cancer cell analysis in a faster way.
A new biomarker blood test has identified adults with mild hypertension who are at higher risk for cardiovascular events without symptoms. The test detected slight elevations in protein biomarkers in approximately one-third of these individuals, who were more likely to experience heart attacks, strokes, or congestive heart failure.
A three-drug combination improved lung function and reduced symptoms in patients with the most common genetic mutation for cystic fibrosis. The therapy, approved by the FDA, targets the underlying cause of the disease and demonstrated significant benefits in lung function and quality of life.
Researchers solved the three-dimensional structure of potassium chloride cotransporter 1 (KCC1) using cryo-electron microscopy. The study's findings provide new insights into the protein's role in regulating cell volume, particularly in the kidneys and brain, and shed light on potential treatments for hereditary epilepsy.