Articles tagged with Biomarkers
A new CAPSTONE study aims to identify inflammatory biomarkers associated with positive and poor outcomes in patients after intracerebral hemorrhage (ICH) strokes. By analyzing patient blood and plasma samples, researchers hope to develop targeted treatments to prevent long-term brain degeneration.
A study found that very light exercise activates brain pathways leading to improved mood and cognitive function. Researchers used pupillometry, a reliable indicator of arousal, to measure pupil dilation during graded exercise.
Researchers have used single-cell sequencing to uncover novel gene expression patterns in injured kidney cells, providing new avenues for biomarker discovery and treatment. The studies reveal that epithelial cells of all tubule segments are involved in the injury processes, with distinct molecular patterns across patients.
Researchers found elevated traumatic brain injury biomarkers in football players in skill positions, including quarterbacks, wide receivers, and defensive backs. The study suggests that head impact magnitude, not frequency, causes the greatest elevations in TBI biomarkers.
Researchers are working on a regulatory science tool based on biomarker data to assess the efficacy of rehabilitative devices for post-stroke motor recovery. The project aims to shed light on how neurological markers can demystify complex neural communication patterns in patients.
A study by Johns Hopkins Medicine researchers found that changes in extracellular RNA communication are associated with postpartum depression, potentially leading to the development of a blood test for risk prediction. The analysis also suggests that autophagy malfunction may contribute to PPD.
Researchers used multi-omics technologies to analyze samples from 350 patients with major depressive disorder, finding distinct blood-based signatures between those with and without a history of attempted suicide. Variations in genes CLOCK and ARNTL were associated with lower antidepressant response rates.
The Keck School of Medicine of USC's Stevens INI has received a $149 million grant to study Alzheimer’s disease among diverse communities. The HABS-HD study aims to develop biomarkers that determine risk for developing the disease, addressing health disparities among Hispanic and African American populations.
Scientists have identified two new epigenetic biomarkers that can predict the development of aggressive prostate cancer, enabling clinicians to develop more personalized treatment plans. The study used comprehensive molecular analysis of 185 biopsies from men with prostate cancer diagnosed between 1990 and 2000.
Researchers at Universidad de Navarra identified a biomarker that predicts CAR T cell therapeutic capacity, which could improve treatment outcomes for patients. The study found that high CAR density in CAR T cells is associated with a worse clinical response in hematological tumors.
A study from UniSA researchers found associations between metabolic profiles and adverse brain findings, including lower hippocampal and grey matter volumes. People with metabolic profiles linked to obesity were more likely to have higher accumulation of iron in the brain.
Researchers find nematodes have two independent ageing processes, one determining movement cessation and the other death time, correlated with each other. This challenges the concept of a single biological age measure indicative of overall health.
A recent study found that cancer biomarker data is biased towards European populations, potentially misclassifying patients of Asian or African descent. The researchers propose a computational approach to correct this bias, which could have significant implications for treatment selection.
The National Institutes of Health has awarded a $10.7 million grant to Cleveland Clinic to expand a national research consortium focused on improving diagnosis and treatments for Dementia with Lewy Bodies. The consortium, which includes multiple clinical sites, aims to identify biomarkers for disease and develop new therapies.
A study at Michigan Medicine found multiple lipid biomarkers linked to diabetic neuropathy in patients with type 2 diabetes. High scores for neuropathy were associated with changes in lipids reflecting impaired energy metabolism, suggesting a potential target for testing and managing the condition.
A novel PET radiotracer has been developed to assess tumor aggressiveness in neuroendocrine neoplasms, providing valuable information for personalized care. High uPAR expression was associated with a worse prognosis, making it a potential target for therapy.
A new predictive biomarker, RNF43 mutations, has been identified as a significant predictor of response to anti-BRAF/EGFR combinatory therapy in patients with microsatellite stable BRAF V600E metastatic colorectal cancer. This biomarker is associated with improved progression-free and overall survival rates.
Researchers at MedUni Vienna studied Covid-19's impact on lungs and colon, identifying novel biomarkers and treatment strategies. SARS-CoV-2 infections evoke different molecular mechanisms in pulmonary and gastrointestinal manifestations.
Reduced kidney function and increased urine albumin excretion are associated with brain volume reduction in regions typically affected by Alzheimer's disease and other dementia etiologies. Cognitive decline is common in patients with kidney disease, and this study provides new insights into the etiology and localization of brain damage.
Researchers found that participants who remained in treatment programs less than 90 days had significantly higher initial cortisol levels, indicating a higher risk of early discontinuation. Lower cortisol levels were associated with longer treatment retention.
Mayo Clinic researchers identified critical genomic changes associated with abiraterone acetate/prednisone resistance in advanced prostate cancer. An 11-gene drug panel predicted a worse prognosis for a subset of patients, and whole-exome sequencing data revealed mechanisms of acquired resistance.
Researchers at Mayo Clinic Comprehensive Cancer Center have identified a gene marker that may lead to more effective precision treatment for pancreatic ductal adenocarcinoma. The protein METTL16 is correlated with accumulated DNA damage and suppresses DNA repair, suggesting it as a potential biomarker for PARPi treatment.
A new biomarker called SPRIGHTLY could distinguish between two aggressive types of brain tumors in children: Group 3 and Group 4 medulloblastomas. The biomarker is highly expressed in Group 4 medulloblastomas, which have a poorer prognosis.
Researchers found mutations in leukocyte and T-cell proliferation regulation processes that contribute to ICI treatment response and resistance. The study provides a framework to develop predictors for melanoma, potentially enhancing responses and increasing patient numbers.
A collaborative network led by Cincinnati Children's Hospital Medical Center has received an $8 million grant to identify and validate biomarkers for acute rheumatic fever. This will enable the development of a sensitive and specific diagnostic test, crucial for diagnosing rheumatic heart disease, which is caused by a slow but progress...
Research findings suggest that aerobic fitness, cognitive processing speed, and walking endurance are strongly associated in individuals with thalamic atrophy. Aerobic exercise training may be beneficial in restoring function for those with this biomarker of neurodegeneration.
The Critical Path Institute (C-Path) has established a public-private partnership with the FDA and NIH to advance treatments for rare neurodegenerative diseases. The partnership will leverage C-Path's expertise in data management, quantitative analytics, and regulatory science to accelerate medical product development.
A new study identified distinct metabolic profiles in women with Idiopathic Intercranial Hypertension (IIH), a condition characterized by raised brain pressure. Weight loss programs showed positive effects on results, suggesting that metabolism plays a role in disease development.
Champalimaud Foundation researchers have developed a new biomarker, IgG-positive EVs, to assess treatment response in pancreatic cancer patients. These extracellular vesicles increase during disease progression and decrease in response to therapy, offering a more reliable tool for evaluating tumour status.
A study by Case Western Reserve University has identified a promising path to developing therapies for esophageal tumors. The research team linked the TGFβ-pathway, a cell signaling mechanism, to tumor development and found that a protein-coding gene called HNF4α is a predictive biomarker of cancer.
Researchers identified an immune biomarker in newborns that can predict the onset and severity of pediatric atopic eczema. The Barrier dysfunction in Atopic newBorns (BABY) study found elevated levels of TARC at 2 months to be more than twice as likely to develop eczema by age 2.
Breast cancer recurrence and metastatic spread remain a significant challenge, with researchers identifying a metabolic signature that can predict patient outcomes. The signature could be used to develop new therapies targeting cancer metabolism.
A new study by Kyoto University found that Regnase-1 gene expression is low in patients with pulmonary arterial hypertension (PAH), mirroring the pathology of humans. The protein's mRNA degradation leads to PAH inhibition, offering a potential new treatment for heart failure and premature death.
A study by Taiwanese researchers found that patients with atherosclerosis are at higher risk for life-threatening vascular infections from non-typhoidal Salmonella bacteremia. The study suggests the use of a scoring system to predict infection risk and identifies interleukin-1 beta as a potential biomarker.
Researchers have successfully visualized α-synuclein aggregates in the brains of patients with multiple system atrophy (MSA) using a new positron emission tomography (PET) imaging agent. The agent, 18F-SPAL-T-06, shows high specificity and potential for MSA diagnosis.
A large cross-sectional study found that baseline plasma antigen levels are highly associated with both the severity of pulmonary illness and clinically important patient outcomes in hospitalized COVID-19 patients. Higher antigen levels were linked to increased risk of pulmonary worsening and delayed hospital discharge.
A University of Colorado Anschutz Medical Campus faculty member has received a DOD grant to study noninvasive biomarkers for vascularized composite allograft rejection. The goal is to develop a simple saliva test to monitor patients for signs of graft rejection, reducing the need for frequent biopsies.
Researchers have found that children with autism show significant differences in their pupillary light reflexes, which can be used as a potential screening biomarker. The study demonstrates the parameters of interest that matter for detecting autism and validates earlier findings using monocular technology.
Researchers developed a blood test that predicts poor outcomes in patients with traumatic brain injury (TBI), allowing clinicians to make decisions earlier on possible treatment. The test, which measures protein biomarkers GFAP and UCH-L1, showed high accuracy in predicting death and severe disability six months after injury.
Researchers identified differences in PTK activity between normal and cancer kidney tissue, with Src family kinases and PI3K pathways exhibiting high activity. Ex vivo treatment of clear cell RCC with TKIs revealed that tivozanib and cabozantinib were more potent inhibitors than sunitinib or pazopanib.
This special collection of articles explores the 'dark side' of Alzheimer's Disease, revealing new biomarkers for brain hyperexcitability and its impact on vigilance and sleep-wake cycle. The findings provide a foundation for an extended model to speed up research lines and discovery.
Scientists have developed a smart contact lens that can capture and detect exosomes, nanometer-sized vesicles found in bodily secretions, which hold promise for cancer diagnostics. The lens was designed to bind to antibodies capturing exosomes found in tears, offering a potential platform for non-invasive cancer screening.
Researchers analyzed data from over 3,000 participants and found no association between electrocardiogram measures and telomere length. The study suggests that ECG prolongation is age-dependent but not a marker of biological aging.
A recent study published in Cancer Research identified a unique vulnerability in certain high-risk cancers that can be exploited for targeted therapy. Researchers found that cancer cells with alternative lengthening of telomeres (ALT) have a common weakness, leading to resistance to DNA-damaging agents and chemotherapy.
A study led by UMD researchers found that hibernating big brown bats experience slower epigenetic aging, with their biological clock extending by nearly a year. The study established the link between hibernation and longer lifespans in small mammals.
A recent study found that overnight EEGs can predict Rett syndrome with 90% accuracy and identify specific patterns associated with different subtypes of the disorder. This breakthrough could lead to the development of more refined interventions and improved care for girls with Rett syndrome.
A world-first study reveals a direct link between low vitamin D and high inflammation, providing a biomarker for those at risk of chronic illnesses. Boosting vitamin D in people with deficiencies may reduce chronic inflammation.
Researchers at Imperial College London developed a new rapid test called CrisprZyme, which detects biomarkers in the body to diagnose non-infectious diseases like heart attacks and cancers. The test works at room temperature with colorimetric analysis, eliminating the need for amplification and temperature control.
A Swedish study of over 4,000 adults found that those with high prostasin blood levels were 76% more likely to develop diabetes and 43% more likely to die from cancer. Prostasin may be an indicator of disease occurrence or causally relevant, raising the possibility of targeting this protein for future treatments.
Researchers developed a non-invasive ocular imaging method to detect flavoprotein fluorescence in the eye, indicating mitochondrial oxidative stress. This technique may predict glaucoma progression earlier than current methods, with similar sensitivity to visual field changes.
Researchers at University of Bristol developed mathematical models to assess biomarkers for detecting glioblastomas, a type of brain cancer. The study found that lowering the current biomarker threshold could lead to earlier detection using blood tests.
A new study found that higher red meat consumption is linked to a 22% increased risk of cardiovascular disease in older adults, with gut bacterial metabolites like TMAO playing a key role. The study also suggests that traditional ASCVD risk pathways like blood cholesterol and blood pressure may be less important than previously thought.
A new study has found that testing for cyclin-dependent kinase inhibitor protein (p16) in biopsy tissue can help more accurately identify IPF. High expression of p16 is associated with worse outcomes and reduced survival, emphasizing the need for early treatment.
Researchers discovered that REM sleep disturbances are linked to increased risk of drug relapse, and that targeting MCH neurons may be a promising therapeutic approach. The study found that improving REM sleep reduced cocaine-seeking behavior in rats.
Researchers have identified a group of deregulated genes in pancreatic cancer that may serve as potential therapeutic targets. These long non-coding RNAs, when silenced, reduced tumor aggressiveness and characteristics such as proliferation and invasion.
A new study published in Diabetologia finds that limiting food intake to a 10-hour window during the day improves metabolic health in adults with type 2 diabetes. The research, conducted by Prof Patrick Schrauwen and colleagues, shows a decrease in 24-hour glucose levels and an increase in time spent with normal blood glucose levels.
Researchers at WVU are conducting a four-year study to investigate long COVID's impact on pediatric patients, exploring questions like prevalence, symptoms, and treatment options. The study will enroll children from infancy to 25 years old and analyze biomarkers for long COVID susceptibility.
Researchers have developed a battery-free biosensor that can track glucose levels in sweat using radio frequency signals. The device, resembling a smart necklace, showed promising results in monitoring glucose levels during exercise and has potential applications for detecting other biomarkers in bodily fluids.
Researchers at Arizona State University have discovered molecular signatures associated with acute and chronic phases of traumatic brain injury (TBI). The study aims to address current limitations in TBI diagnosis and treatment by identifying biomarkers and understanding the blood-brain barrier's role in drug delivery.
Researchers developed an immuno-infrared sensor that detects Alzheimer's disease biomarkers, including amyloid-beta misfolding, up to 17 years before clinical symptoms. The sensor shows high accuracy in identifying individuals at risk of developing Alzheimer's dementia.