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University of California - Los Angeles Health Sciences


Genetic testing changes course of care in children with neurodevelopmental conditions

A new UCLA Health study found that adding genetic testing to the evaluation of pediatric patients with neurodevelopmental disorders led to more individualized care, including changes in medication, referrals to clinical trials or specialists, and surveillance for potential medical issues.

SourceUniversity of California - Los Angeles Health Sciences·JournalGenetics in Medicine·TypeObservational study·DateDec 18, 2024

Study supports new blood-based biomarker to detect early brain changes leading to cognitive impairment and dementia

A new blood-based biomarker, placental growth factor (PlGF), has been identified as a potential tool for detecting early brain changes associated with cognitive impairment and dementia. Elevated PlGF levels were found to be linked to increased vascular permeability, leading to white matter injury and subsequent cognitive decline.

People from some racial and ethnic groups may face barriers to obtaining obesity medications

A new study found significant disparities in the use of obesity-management medications among different racial and ethnic groups. People of Asian, Black, and Hispanic descent were significantly less likely to use these medications compared to whites, even after adjusting for income, education, health insurance coverage, and clinical need.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of Racial and Ethnic Health Disparities·TypeData/statistical analysis·DateDec 18, 2024

Worsening heat waves pose unique risks to people living with neurodegenerative disease

Worsening heat waves exacerbate symptoms of neurodegenerative diseases like Parkinson's and dementia due to impaired sweating and blood flow. Doctors can take proactive steps by regularly screening for social isolation, providing resources, and utilizing telemedicine to monitor high-risk patients.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Neurology·TypeCommentary/editorial·DateDec 17, 2024

SABCS: Improved survival for advanced breast cancer, using genomics to identify patients with high risk of recurrence, how race/ethnicity influence the risk of heart failure in early-stage breast cancer and more

Researchers at UCLA Health presented several breakthroughs at the San Antonio Breast Cancer Symposium, including improved survival rates for advanced breast cancer patients who receive trastuzumab deruxtecan (T-DXd), a novel ADC. Additionally, new genomic testing and circulating tumor DNA analysis may help identify high-risk patients a...

Genetic data from ‘biobanks’ may help improve prediction of effectiveness, side effects of common medications, study finds

A new framework developed by UCLA researchers suggests that genetic data from large libraries of sequenced human genomes can improve the predictive power of genetics in determining how well a patient will respond to commonly prescribed medications and the severity of any side effects. The study, which analyzed data from over 342,000 pe...

Study reveals how deadly brain tumor evades treatment; identifies potential new treatment strategy

A new study from UCLA Health Jonsson Comprehensive Cancer Center introduces a combined genetic and functional profiling approach to predict how glioblastoma will respond to therapy. The approach helps identify new ways to target and treat the tumors more effectively, including using an experimental drug called ABBV-155.

Over 4 million US adults with chronic liver disease can be grouped into unique risk groups based on barriers to care

A new UCLA study categorizes people with chronic liver disease into four unique risk groups based on barriers to outpatient care, increasing the likelihood of hospitalization. The study highlights the need for interventions aimed at reducing avoidable hospitalizations among the highest-risk individuals.

SourceUniversity of California - Los Angeles Health Sciences·JournalPLOS ONE·TypeData/statistical analysis·DateNov 20, 2024

Combination approach shows promise for treating rare, aggressive cancers

Researchers at UCLA Health Jonsson Comprehensive Cancer Center have shown that combining pembrolizumab, an immunotherapy drug, with standard chemotherapy can improve treatment outcomes for patients with advanced small cell bladder cancer and small cell/neuroendocrine prostate cancer. The study found that the combination treatment resul...

UCLA researchers engineer experimental drug for preventing heart failure after heart attacks

Scientists at UCLA have engineered an experimental therapy that shows promise in enhancing heart repair following a heart attack, preventing the onset of heart failure. The new single-dose therapy targets the protein ENPP1, which is responsible for increasing inflammation and scar tissue formation.

Smaller vial size for Alzheimer’s drug could save Medicare hundreds of millions per year

A new study suggests that introducing a smaller vial size for the Alzheimer's drug lecanemab could reduce waste by 74% and save Medicare up to $336 million per year. This is due to the high amount of unused medication being discarded, with each patient often receiving a dose lower than the available vial sizes.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Internal Medicine·TypeData/statistical analysis·DateOct 14, 2024

Researchers identify neurodevelopmental symptoms that indicate genetic disorders

A new study found that motor delay and low muscle tone were common signs of an underlying genetic diagnosis in children with neurodevelopment disorders. The research suggests that these early neurodevelopmental symptoms can benefit both patients' families and doctors by identifying the need for genetic testing.

SourceUniversity of California - Los Angeles Health Sciences·JournalGenetics in Medicine·TypeObservational study·DateOct 11, 2024

Study finds common breast cancer treatments may speed aging process

A new study found that common breast cancer treatments, including chemotherapy, radiation, and surgery, can increase expression of aging markers in breast cancer survivors. The study suggests that these treatments can have a more extensive impact on the body than previously thought, leading to accelerated biological aging.

SourceUniversity of California - Los Angeles Health Sciences·JournalJNCI Journal of the National Cancer Institute·DateOct 7, 2024

Black, Hispanic, and American Indian adolescents likelier than white adolescents to be tested for drugs, alcohol at pediatric trauma centers

A study by researchers at UCLA found that Black, Hispanic, and American Indian adolescents are more likely to be tested for drugs and alcohol than white adolescents at pediatric trauma centers. The study suggests that clinician biases may contribute to these disparities.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Network Open·TypeData/statistical analysis·DateOct 4, 2024

Global study highlights the life-saving impact of Guideline-Directed Medical Therapy (GDMT) in heart failure patients

A global study highlights the life-saving impact of Guideline-Directed Medical Therapy (GDMT) in heart failure patients, particularly those with reduced ejection fraction (HFrEF). The study estimates that optimal implementation could save over 1 million lives per year, with significant regional disparities to address.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Cardiology·TypeData/statistical analysis·DateOct 2, 2024

Researchers receive grant to boost colorectal cancer screening follow-up in underserved communities

A new study aims to increase follow-up care for patients who receive abnormal stool-based fecal immunochemical tests, focusing on improving coordination between primary and specialty clinics. The goal is to improve colorectal cancer screening processes in underserved populations, increasing survival and reducing mortality.

Heart transplant patients from socioeconomically deprived areas face higher risk for postoperative complications, earlier death than others

Researchers found that heart transplant recipients from most deprived areas had a higher risk of dying within five years and experiencing organ failure compared to those from less deprived areas. Treatment at high-quality hospitals did not translate into better outcomes.

SourceUniversity of California - Los Angeles Health Sciences·JournalThe Journal of Heart and Lung Transplantation·TypeData/statistical analysis·DateSep 30, 2024

UCLA at ASTRO: Predicting response to chemoradiotherapy in rectal cancer, 2-year outcomes of MRI-guided radiotherapy for prostate cancer, impact of symptom self-reporting during chemoradiation and more

UCLA investigators presented data on chemoradiotherapy in rectal cancer, MRI-guided radiotherapy for prostate cancer, and symptom self-reporting during treatment. Researchers developed a predictive model to identify patients most likely to respond to chemoradiotherapy in rectal cancer.

Study helps predict how long it will take for testosterone to return to normal after prostate cancer treatment

A new study has found that baseline testosterone, age, and duration of ADT are key predictors of testosterone recovery. The researchers developed a nomogram to estimate recovery times based on patient-specific characteristics, providing valuable insights for improving patient outcomes.

Unlocking the potential of patient-derived organoids for personalized sarcoma treatment

Researchers at UCLA Health Jonsson Comprehensive Cancer Center developed a biobank of 294 samples from 126 patients with 25 different subtypes of bone and soft tissue sarcoma. The team created tumor organoids that retained key characteristics of the original tumors, which were then subjected to high-throughput drug screening. They iden...

Childhood trauma linked to major biological and health risks

A new study found that childhood trauma can have specific consequences for biological health and risk of developing 20 major diseases later in life. The study's findings differ by sex and type of stressor, highlighting the need for a precision medicine approach based on patients' sex and specific stress profile.

SourceUniversity of California - Los Angeles Health Sciences·JournalBrain Behavior and Immunity·TypeData/statistical analysis·DateSep 17, 2024

Researchers at UCLA identify cellular pathways whose dysregulation leads to acne lesions

A study by Min Deng and colleagues at UCLA identified two key dysregulated pathways in acne-affected skin: the GRN-SORT1 axis in TREM2 macrophages and the IL-13-IL-13RA1 axis in keratinocytes. These findings suggest modulating these pathways through gene therapy could lead to new acne treatments.

SourceUniversity of California - Los Angeles Health Sciences·JournalCell Communication and Signaling·TypeExperimental study·DateSep 9, 2024

Study shows long-term effects of immigration on Chinese Americans’ cardiovascular health

A new UCLA-led study found that Chinese American immigrants' cardiovascular health increases with length of residence and varies by US location. Participants who resided in Chicago showed lower mortality levels from heart disease compared to those in Los Angeles.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of the American Heart Association·TypeData/statistical analysis·DateSep 5, 2024

UCLA-led study unveils new insights and potential treatments for pulmonary hypertension

A UCLA-led study has identified a protective role for the asporin protein in pulmonary arterial hypertension (PAH), suggesting potential new ways to treat this incurable disease. Asporin was found to inhibit pulmonary artery smooth muscle cell proliferation and a key signaling pathway that occurs with PAH.

SourceUniversity of California - Los Angeles Health Sciences·JournalCirculation·TypeComputational simulation/modeling·DateAug 21, 2024

Preliminary study shows potential of Manuka honey as a nutraceutical for breast cancer

A new study by UCLA investigators found that Manuka honey contains compounds that can help reduce tumor growth in preclinical models. The research suggests that Manuka honey could potentially be developed into a natural supplement or standalone treatment for ER-positive breast cancer, which accounts for most breast cancer cases.

Molecule restores cognition, memory in Alzheimer’s disease model mice

A UCLA researcher identified a compound that effectively jumpstarts the brain's memory circuitry, restoring cognitive functions in mice with Alzheimer's disease symptoms. The molecule, DDL-920, works by targeting specific neurons to enhance gamma oscillations, which are critical for memory and cognition.

SourceUniversity of California - Los Angeles Health Sciences·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 7, 2024

Study identifies unique treatment preference profiles in men with prostate cancer

Researchers at UCLA Health Sciences identified three distinct patient preference-based profiles among men with low-risk prostate cancer. Despite differences in preferences, physician recommendations played a crucial role in determining treatment choices. The study highlights the need for better integrating patient preferences into trea...

Recent insights and advances in treatment and management show promise in stemming the growing prevalence of diabetes

A recent paper surveys advances in diabetes pathogenesis and treatment, highlighting the role of genes, environmental factors, and social determinants. The study suggests that understanding these dynamics is key to developing targeted interventions to reduce diabetes risk and manage its complications.

SourceUniversity of California - Los Angeles Health Sciences·JournalCell·TypeLiterature review·DateJul 25, 2024

Research finds no difference in myalgic encephalomyelitis/chronic fatigue syndrome prevalence caused by COVID-19 and other acute illnesses

A new study led by UCLA found a 3% to 4% prevalence of ME/CFS-like illness among participants who tested positive for SARS-CoV-2 infection, similar to those who tested negative. The research suggests COVID-19 may not be the primary cause of ME/CFS.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Network Open·TypeSurvey·DateJul 24, 2024