Articles tagged with Biomarkers
Researchers at Duke University have developed a new diagnostic platform that uses sound waves to spin an individual drop of water up to 6,000 revolutions per minute. The technique separates tiny biological particles within samples to enable new diagnostics based on exosomes.
Researchers discover that certain bacteria can evade the immune system by circumventing antibody coating, leading to severe inflammation. The study identifies IgG2 as a key player in this process, providing potential biomarkers and targets for new treatments.
Researchers found associations between prenatal vitamin and metal exposures and epigenetic aging biomarkers in early life. A one standard deviation increase in essential metals was associated with lower Horvath EAA at birth, while arsenic was linked to greater EAA at birth and in childhood.
A new biomarker developed by researchers at Monash University and the University of Birmingham can accurately detect when someone has not slept for 24 hours. The test has a 99.2% probability of being correct and could inform future tests to identify sleep-deprived drivers, reducing the risk of accidents and fatalities.
Researchers found associations between proteins involved in fibrinolysis and the development of acute respiratory distress syndrome. Biomarkers, such as PAI-1 and uPA/PAI-1 complex levels, can identify patients at risk of severe COVID-19.
Researchers at the University of Illinois have identified a neural-specific protein, PSD-95, as an early biomarker for Alzheimer's disease. The study found that inhibiting PSD-95 slowed seizure activity in mice with amyloid-beta pathology, suggesting potential therapeutic targets for early-stage Alzheimer's.
A study published by the University of Florida suggests a connection between elevated amyloid blood levels and subtle brain microstructural changes in individuals without dementia. Researchers used diffusion MRI to detect free-water in the brain, revealing associations with structural abnormalities even when PET scans were negative.
A new biomarker, N-methylpyridinium, has been validated for coffee consumption and is considered a reliable qualitative biomarker. The substance is specific to roasted Arabica and Robusta coffee and can be easily detected in various body fluids after coffee consumption.
The study investigates how different genes related to autism spectrum disorders affect the brain's neural circuits, resulting in heightened sensitivity to sounds. The researchers aim to identify a potential biomarker for sensory hypersensitivity and develop treatments using optogenetics and minocycline.
Researchers identified six blood biomarkers associated with increased cardiovascular risk in patients with rheumatoid arthritis. These biomarkers improved the ability to predict arterial inflammation, an indicator of cardiovascular risk, compared to standard clinical indices.
A groundbreaking study has unveiled promising pathways to simplified Alzheimer's diagnosis using blood tests, demonstrating strong correlations with brain amyloid plaques across diverse populations. The Bio-Hermes study shows that blood tests can be used to identify persons with amyloid plaques in the brain, regardless of symptoms or r...
Researchers at UCSF have identified AF1q as a universal biomarker for neuroblastoma, a highly aggressive and fatal form of childhood cancer. High-risk cases have a five-year survival rate of just 50%. The study found that silencing AF1q in neuroblastoma cells induces cell death and weakens tumor progression.
PandaOmics uses advanced AI algorithms to process vast quantities of diverse data, performing gene and pathway analysis and target predictions. The platform has been extensively validated in multiple therapeutic areas, including oncology, inflammation, and immunology.
A recent study from Brigham and Women's Hospital found that a glycan biomarker of IgG is an important predictor for cardiovascular diseases. The research team discovered that the sugar coatings on IgG were directly related to the risk of a CVD event, most likely through inflammatory effects.
A new blood test has been shown to diagnose Alzheimer's disease pathology as accurately as FDA-approved spinal fluid tests, making early diagnosis and treatment accessible to more people. The blood test measures levels of Alzheimer's proteins in the blood, detecting molecular signs of the disease even before symptoms appear.
Research identifies interferon gamma (IFN-γ) as a potential biomarker for Long COVID fatigue and highlights an immunological mechanism underlying the disease. High levels of IFN-γ persisted in some patients for up to 31 months, coinciding with symptom resolution after vaccination.
A new study from Edith Cowan University found that a blood test using joint cumulative high-sensitivity C-reactive protein and monocyte to high-density lipoprotein ratio can predict type 2 diabetes risk more effectively. Females were most at risk with significant interaction between MHR and CRP observed.
Researchers identified a putative paclitaxel response predictive biomarker for glioblastoma and breast cancer using the whole genome CRISPR knockout screen. The biomarker candidate was validated in two independent breast cancer patient cohorts that received taxane treatment.
A new blood test uses the biomarker BD-tau to predict functional outcomes in patients after ischemic stroke. Higher levels of BD-tau are associated with more severe outcomes.
A new hand-held device screens for breast cancer biomarkers from a tiny spit sample, offering quick and efficient results. The portable tool distinguishes between healthy tissue, early cancer, and advanced cancer in a small group of women.
Researchers developed a framework for standardizing biomarker development and validation to improve the prediction of age-related health outcomes. The study highlights the need for expanded focus on functional decline, frailty, chronic disease, and disability, and calls for harmonization of omic data to enhance reliability.
A recent study published in the Journal of Clinical Medicine identifies potential biomarkers for ME/CFS diagnosis and treatment. Researchers found that patients can be divided into subgroups based on immune system function, revealing differences in intestinal barrier function and immune competence.
Researchers identify a promising prognostic biomarker for lung cancer using circulating tumor DNA-based minimal residual disease detection. The study found that this method can effectively guide treatment decisions and predict recurrence risk, potentially modifying the lung cancer treatment paradigm.
A new study proposes a framework for standardizing biomarkers of aging, which could help translate them into clinically actionable tools. The framework suggests using multi-omic approaches and considering associations with other health factors to improve predictive performance and reliability.
Researchers have developed a hand-held biosensor that can detect breast cancer biomarkers from saliva with high accuracy and efficiency. The device is portable, reusable, and cost-effective, making it an excellent choice for communities or hospitals without access to advanced technologies like MRI.
The Redox Medicine Society will host its 26th International Conference on Redox Medicine in Paris, featuring keynotes, sessions, and round-table discussions on advancements and applications in clinical settings. The conference aims to facilitate innovation and excellence in the field of redox medicine.
Researchers identified blood proteomic markers associated with hepatocellular carcinoma (HCC) in patients with cirrhosis. The study found a set of biomarkers, including TGF-β driven mechanistic biomarkers and Myostatin and Pyruvate Kinase M2, which may stratify risk for HCC.
New findings from a study on ketamine's efficacy in treating severe depression reveal that 52% of participants achieved remission after just three infusions. The study also found that half of those who had thought often of suicide before receiving ketamine experienced a dramatic drop in suicidal impulses.
A new blood test developed by Indiana University School of Medicine has identified biomarkers that can objectively measure schizophrenia severity and predict future risk. The test enables personalized treatment matching, reducing uncertainty and improving patient outcomes.
A new nanocomposite porous antifouling coating has been developed, enabling higher numbers of biomarker-detecting probes and up to 17-fold higher sensitivities than previous best-in-class sensors. This breakthrough broadens the diagnostic horizon for multiplexed electrochemical sensors across multiple diseases.
Researchers found elevated PROX1 levels in advanced colon adenocarcinoma, correlating with poor prognosis. PROX1 modulates CRC cell behavior, influencing invasiveness and survival outcomes. The combined PROX1/α-SMA gene set emerges as a potential CRC prognostic marker.
Researchers develop epigenetic clocks based on regional disorder of DNA methylation patterns, identifying common responses and critical differences from canonical clocks. These findings suggest a fundamental decoupling of epigenetic aging processes.
Researchers investigate biomarkers from genome, transcriptome, proteins, and metabolites to help tackle the high mortality rate of pediatric sepsis. The review highlights potential biomarkers, including genomics, transcriptomics, proteomics, and metabolomics.
Researchers mapped changes in tumor-related bacteria to uncover potential strategies to combat the rise of young-onset colorectal cancer. Unique bacterial signatures were found in tumors from younger patients, including Akkermansia and Bacteroides, which are more likely to have left-sided, rectal, and advanced stage tumors.
Researchers developed a molecular predictor of radiation response using cell line data and machine learning-based approaches, capturing a wider range of biological processes. The new gene signature has the potential to aid decision-making, personalize treatments, and improve outcomes for various types of cancers.
A phase II clinical trial found Muse cell-based product CL2020 to be highly tolerated and improved ALS symptoms, but may not halt disease progression. The treatment's efficacy depends on combining it with other drugs for future treatments.
Researchers identified kynurenine as a key biomarker affecting RBC storage quality and efficacy. High levels of kynurenine indicate fragile blood, prone to rupture, while lower levels suggest better storage stability.
Researchers developed a method to track changes in maternal heart rate variability using non-invasive wearable devices. These changes can potentially predict preterm birth, providing a new digital biomarker for early detection.
Researchers found XRCC1 to have both positive and negative correlations with prognosis across different tumors. The study also revealed associations between XRCC1 expression and DNA methylation patterns, TMB, MSI, immune cell infiltration levels, and immune checkpoint gene expression.
A multicenter study confirms that up to 50% of ALS patients develop cognitive symptoms, with 35.5% also presenting pathological features of frontotemporal dementia. The study highlights the marked heterogeneity of neuropathological characteristics, suggesting possible different pathophysiological mechanisms.
Researchers have identified UCHL1, a protein found in highly aggressive neuroendocrine carcinomas and neuroblastoma, as a potential molecular biomarker for diagnosing these cancers and predicting responses to therapy. Targeting UCHL1 with inhibitors has been shown to delay the growth and spread of these tumors in pre-clinical models.
A study of over 1.6 million ED visits found that nearly two-thirds of low-risk pulmonary embolism patients were hospitalized, despite evidence suggesting safety in outpatient management. Researchers suggest further investigation into ED triage decisions to improve appropriate use of outpatient care.
A international academic consortium has identified 13 biomarkers that significantly improve the ability to accurately predict cardiovascular disease risk in people with type 2 diabetes. The standout biomarker was N-terminal pro b-type natriuretic peptide (NT-proBNP), which is currently used to monitor heart failure status in patients.
New biomarkers have been discovered to improve the diagnosis and monitoring of lupus nephritis, a severe manifestation of systemic lupus erythematosus. The study identified six novel urine biomarkers that can detect even low concentrations of proteins in the urine.
Researchers found that the complement system remains activated in Long Covid patients, causing cell damage and tissue destruction. This abnormal activity can lead to thromboinflammation and other symptoms of the condition.
A new study reveals that RNA binding motif protein X-linked (RBMX) plays a crucial role in predicting cancer prognosis and response to immunotherapy. Abnormal expression of RBMX is associated with immune regulation, tumor microenvironment, and therapeutic effects of immune checkpoint inhibitors.
A new study found that stress drives up inflammation in the body, which is linked to metabolic syndrome. Stress management techniques may be a way to improve biological health outcomes. The research suggests that reducing inflammation can help mitigate the connection between stress and metabolic syndrome.
Researchers found that two common biomarkers, global longitudinal strain and N-terminal-pro-B-type natriuretic peptide, can identify asymptomatic childhood cancer survivors at elevated risk of declining heart muscle function. These biomarkers may lead to earlier treatment to prevent further heart damage.
Researchers at UC Davis found that men with FMR1 premutation who experienced reduced executive function were at higher likelihood of developing fragile X-associated tremor/ataxia syndrome. Executive function challenges, particularly working memory and organization issues, were strongly associated with the development of FXTAS.
Researchers unveiled a previously unknown effect of PG545 in ovarian cancer cells, inducing DNA damage and promoting autophagic degradation of RAD51. This breakthrough could aid in selecting the most appropriate treatments for ovarian cancer patients with PARPi resistance.
A combination of 11 proteins can predict long-term disability outcomes in multiple sclerosis, making it possible to tailor treatments to individual patients. The study identified a specific protein, neurofilament light chain, as a reliable biomarker for disease activity.
Researchers developed a novel test that detects single ⍺-synuclein fibrils in patient samples to identify patients with Parkinson's disease earlier. This breakthrough has the potential to create early applicable molecular diagnostics, improve clinical trials, and facilitate drug screening for neurodegenerative diseases.
The £30M ADVANCE study aims to accelerate the development of new therapies for people with liver cirrhosis by identifying translational biomarkers. Researchers will enroll 200 patients with cirrhosis and use advanced techniques to analyze gene expression, blood tests, and MRI scans.
Researchers used OCTA to visualize retinal blood vessel changes in migraine patients during and between attacks. Blood flow decreases were found, with asymmetrical flow correlated to headache pain side.
A new consortium, co-led by Florian Rieder, MD, and Vipul Jairath, MD, will create clinical care pathways toward drug development and improve disease management for patients with Crohn's disease and permanent ileostomy. The EndO-trial Consortium aims to develop effective drugs and measure treatment outcomes using patient-reported outco...
A new study found that COVID-19 infection can lead to persistent brain injury markers in the blood even months after recovery from hospitalization. Patients with neurological complications during the acute phase of the illness showed robust biomarker evidence of ongoing neuroglial injury.
Researchers found that baseline amyloid burden and brain health are stronger predictors of Alzheimer's progression than age alone. The study also showed that individuals with higher amyloid levels developed dementia two years earlier than those without.
A new study by UCL researchers suggests that a vest mapping the heart's electrical activity could help identify people at high risk of sudden cardiac death. The electrocardiographic imaging (ECGI) vest combines signals with MRI images to generate 3D models, potentially predicting risk factors for life-threatening heart rhythms.
Researchers have identified sST2 and suPAR in the blood of dengue patients, which could accurately predict patients at risk of severe dengue. The test kits would improve patient outcomes by distinguishing between non-life-threatening cases and severe dengue, requiring hospitalization.
A study found that the common drug Entresto (sacubitril/valsartan) increases plasma Aβ42 and Aβ40 levels in patients with cardiac failure, making them falsely positive on a debated Alzheimer's blood test. This could lead to misclassification of patients as having Alzheimer's disease.