Articles tagged with Biomarkers
Researchers at UT MD Anderson Cancer Center have made significant advances in understanding cancer biology, developing AI-powered atlas of tertiary lymphoid structures as prognostic biomarkers, and uncovering drivers of resistance to KRAS inhibitors. Additionally, they have discovered a molecular pathway that drives stressed cells to b...
Researchers developed a novel fluorescent nanosensor to detect IPA, an emerging biomarker linked to gut health and disease. The sensor offers rapid detection within minutes, distinguishing IPA from closely related metabolites, enabling accurate measurement even in complex biological environments.
Researchers found biomarkers for Alzheimer's disease that correlated with minor cognitive differences in midlife adults. These biomarkers, measuring tau and amyloid plaque, were associated with a greater chance of cognitive decline, particularly in processing speed and executive function.
Researchers found that impaired virtual reality path integration was closely tied to brain structure and biomarkers associated with neurodegeneration. This suggests that VR-based navigation errors may reveal hidden changes in the brain long before symptoms arise, making it a promising behavioral marker for preclinical Alzheimer's disease.
A plasma-based staging model using eMTBR-tau243 and %p-tau217 demonstrated strong concordance with positron emission tomography-based staging and clinical severity of Alzheimer disease. This approach may provide a scalable, minimally invasive method for biological stratification and treatment selection.
A case-control study found that amateur-level soccer heading is associated with increased blood biomarkers of neural damage, including dose-response relationships. The findings suggest that even low-impact heading may acutely affect neural integrity.
International experts in laboratory medicine, osteoporosis, and chronic kidney disease recommend ending routine reporting of albumin-adjusted ('corrected') calcium. The practice may misclassify patients and compromise care due to unreliable correction formulas and variability in local measurements.
IEC-HS is a rare but potentially fatal complication of CAR-T therapy, characterized by sustained inflammatory response and distinct biochemical differences from CRS. Targeted therapies, such as interleukin-1 blockade, are gaining attention for its management.
Researchers identified individuals at higher risk of developing dementia and those who will develop the disease at a younger age by combining measures of biological ageing and genetic risk. Those with advanced biological ageing and high genetic risk were up to ten times more likely to develop dementia.
A novel antibody, NG101, accelerates the regeneration of damaged spinal cord tissue by neutralizing a protein that blocks nerve fiber growth. This therapy enables new nerve fibers to form functional connections, allowing patients to become more independent and potentially recover arm and hand function.
A new review highlights the escalating global burden of MASLD, which can progress to liver cancer, emphasizing the need for early detection and multifaceted treatment. Non-invasive biomarkers are being developed to improve diagnostic precision, including multi-omic panels and molecular markers that outperform traditional tests.
After a mild head injury, CSF motion increased in some regions and decreased in others. The technique may help clarify the link between post-traumatic brain conditions and changes in cognitive function.
Researchers found that mid-Holocene soil cooling reduced thermally suitable zones for millet cultivation, contributing to a southward displacement of farming. Soil temperatures recovered after around 6,000 years ago, facilitating millet expansion and late Neolithic development.
A study of 308 participants found that those with higher baseline ePTFp concentrations experienced a significantly steeper decline in kidney function over time. This association remained significant even when serum phosphate concentrations were within normal range.
The BHARAT study, led by the Indian Institute of Science, is a groundbreaking initiative that integrates clinical, molecular, lifestyle, and environmental data from diverse demographic groups in India. The study aims to develop population-specific biological aging signatures and predictive models tailored to Indian populations.
Researchers at the University of Texas MD Anderson Cancer Center have identified specific blood-based genomic biomarkers that distinguish inflammatory breast cancer from other subtypes. The study used an improved method of RNA sequencing, called TGIRT sequencing, which allowed for a more comprehensive overview of all RNA types and amou...
Researchers have discovered a biomarker for chemotherapy resistance in small cell lung cancer, which can help identify cells that become more invasive and lead to treatment resistance. Targeting these cells with YAP1 may be a possible strategy to improve patient outcomes.
Researchers at Mass General Brigham developed an ultrasensitive test to detect abnormal clumps of TDP-43 protein in cerebrospinal fluid, a biomarker for specific form of dementia called FTLD-TDP. The test shows promise in diagnosing patients with the correct pathology and tracking disease progression.
A study published in Cell Reports Medicine found that inhibiting RNase H2 can cause significant damage to DNA and activate the innate immune system to produce signals that attract T cells to attack the tumor. This approach could lead to improved patient outcomes for patients with triple-negative breast cancer.
A new study reveals that ALK mutations enhance tumor immunogenicity and predict favorable outcomes in immune checkpoint blockade. The presence of ALK mutations is an independent favorable predictor of overall survival, decreasing the risk of patient death by 31%.
Researchers found that accelerated biological aging of a type of white blood cell called monocytes is linked to cognitive and mood-related symptoms of depression. This discovery could lead to earlier diagnosis and personalized treatment for depression, particularly in high-risk populations such as women with HIV.
Researchers at OHSU have developed a sophisticated blood test that can detect early signs of pancreatic cancer with a 97% accuracy rate, distinguishing it from benign conditions. The technique uses nanoparticles shed by tumors into blood, offering a non-invasive way to identify the disease.
A new study from Karolinska Institutet found that small abnormalities in blood sugar, lipids, and inflammation years before pregnancy are associated with an increased risk of high blood pressure during pregnancy and pre-eclampsia. The findings may contribute to earlier risk assessment and preventive measures.
A study published in Nutrition, Metabolism and Cardiovascular Diseases found that plant-based dietary patterns were associated with significantly lower C-reactive protein levels compared to omnivorous diets. This reduction may indicate less background inflammation and lower cardiovascular risk.
A new study reveals that menopause causes profound and uneven transformations across the female reproductive system, rather than a uniform decline. The research identified molecular signals associated with aging detectable in blood, allowing for non-invasive monitoring and earlier detection of risks.
Researchers identified stage-specific gene expression changes that occur during cellular senescence, revealing an early immune-activating response and a shift in cellular priorities. This study offers new insight into the molecular mechanisms of aging and highlights potential therapeutic strategies for delaying age-related decline.
Researchers developed an electrochemical sensor to detect pancreatic cancer at low concentrations, improving accessibility and effectiveness of treatment. The device identifies CA19-9 protein, a key biomarker for the disease, allowing for early diagnosis and potentially increasing survival rates.
A new study finds that blood protein levels change markedly over the course of a lifetime, rendering adult reference values inadequate for children and adolescents. Gender differences also emerge, particularly after puberty.
The new fiber probe can track three key biomarkers - glucose, lactate, and ethanol - simultaneously, providing a more complete picture of metabolic health. This innovation offers faster, real-time sensing technologies for clinicians to respond rapidly to evolving metabolic crises.
The 12th ARDD meeting emphasized the importance of reversing biological age and identifying molecular mechanisms that can be targeted to modify them. Researchers presented new biomarkers and AI-designed proteins to develop novel therapeutics, with a focus on integrated, multi-targeted therapeutic strategies.
A recent study identified distinct microbial signatures in the oral cavity and gut that serve as robust biomarkers for early gastric cancer detection. These microbial markers can be detected in saliva or stool samples using machine learning models, achieving an AUROC of 0.87 for saliva-based detection.
A survey found 84% of primary care patients are unfamiliar with Alzheimer's blood tests, but 85% would take one if recommended. Patients value education and ease of use, and express concerns about test reliability and cost.
Researchers found that a blood test for the biomarker pTau217 can predict the progression of Alzheimer's disease in cognitively healthy adults, detecting early signals years before symptoms appear. The study's findings may help push back the clock to enable simpler and earlier disease prediction.
A new study reveals that men with obesity are more likely to develop abdominal fat and poorer liver health, while women with obesity are more susceptible to systemic inflammation and a less healthy blood fat profile. The findings highlight the importance of sex-specific research and targeted therapies for managing obesity.
Researchers at ITQB NOVA and IPOLFG are developing a new project called BRIDGE to improve diagnosis and treatment of aggressive breast cancers. They aim to find new biomarkers to monitor cancer evolution and tailor treatment to individual patient needs.
A new blood-based biomarker has been discovered to help identify individuals at higher risk of developing cancer in people with Lynch Syndrome. The biomarker uses immune signatures detected in blood samples to provide unique characteristics that can detect cancer risk, allowing for early detection and personalized surveillance.
Researchers developed a blood-based test that analyzes circulating tumor HPV DNA to inform personalized treatment strategies for HPV-associated throat cancer. The study found that ctDNA levels change before and after surgery, influenced by tumor biology and kidney function.
Researchers at Charité develop test to determine circadian rhythm using hair roots, revealing genetic and lifestyle factors influencing internal clock. The new method shows promise for tailoring therapies to individual rhythms, potentially improving treatment outcomes.
The NIH has renewed support for the USC-led AI4AD initiative, expanding its efforts to better classify Alzheimer's and related diseases, predict progression, and identify new treatment targets. The $12.6 million award will develop AI tools to uncover biological causes of Alzheimer's and improve disease diagnosis.
A new survey by Autism BrainNet reveals a significant disconnect between Americans' strong support for autism research and their limited understanding of postmortem brain donation. The survey found that 70% of respondents had never heard of brain donation, despite 92% agreeing its importance in advancing research.
Researchers found that targeting MD2 could reduce tumor growth in a mouse model of prostate cancer bone metastasis. High MD2 expression was associated with metastasis, immune suppression, and increased resistance to PARP inhibitor therapy.
A new study from the University of Missouri identified over 10 genetic or molecular markers that predict follicular lymphoma relapse early, allowing for targeted surveillance testing. This could improve patient outcomes, reduce unnecessary imaging tests, and lower healthcare costs.
A new genetic 'roadmap' provides a navigational framework for more precise diagnosis and treatment of intrahepatic cholangiocarcinoma. The framework identifies five molecular subtypes, each associated with distinct therapeutic vulnerabilities, enabling targeted treatment strategies.
Researchers have discovered a new biomarker for immunoglobulin A (IgA) nephropathy, which is an autoimmune disease that can lead to kidney failure. Complement pathway proteins, including CFHR1, were found to be overexpressed in patients with IgA nephropathy, suggesting a potential treatment target and diagnostic marker.
Patients with atrial fibrillation have a higher risk of adverse cardiovascular events, including stroke, heart attack, and cardiac arrest. Serum neurofilament light chain levels can serve as a biomarker for cardiovascular risk in these patients.
A post hoc analysis of the Finerenone Trial reveals that sudden death in heart failure was often preceded by modest worsening of symptoms and declining quality of life. The study suggests limited specificity for sudden death among other modes of death, implying a complex trajectory before modes of death.
Researchers have discovered a tumor biomarker that can predict which gastric cancer patients will benefit from immunotherapy before surgery. The biomarker, tsMHC-II expression, showed strong correlation with treatment response and was easily assessable using standard immunohistochemistry techniques.
Researchers at Trinity College Dublin and their colleagues are developing a simple, high-accuracy blood test to detect bowel cancer. The CASPDx CRC test aims to transform cancer outcomes by moving screening away from invasive methods.
A recent study found that IGFBP1 levels are significantly higher in elderly IBD patients and negatively correlated with inflammation-related markers. Elevated IGFBP1 levels were associated with lower clinical, endoscopic, and histological disease activity, suggesting a promising non-invasive tool for managing elderly IBD patients.
A new biomarker in cerebrospinal fluid significantly improves the diagnosis of Parkinson's disease and dementia with Lewy bodies. The test is highly specific, distinguishing between patients with these conditions and Alzheimer's disease.
A study found that inflammation markers may signal depression in women with type 2 diabetes, but vary based on depression symptoms and measures. The research suggests a path toward precision mental health by identifying specific inflammatory biomarkers linked to different dimensions of mental health.
Researchers at Lund University have developed a new blood marker that significantly improves the accuracy of Alzheimer's diagnosis. The study found that combining two biomarkers, p-tau217 and eMTBR-tau243, can identify people with established Alzheimer's disease with an accuracy rate of around 80%. This breakthrough reduces false posit...
Researchers are developing a comprehensive diagnostic toolkit to detect lymphatic disorders earlier and as part of routine physical exams. The team, led by Dr. Zhenpeng Qin, is working on identifying biomarkers for lymphatic diseases through blood samples.
Researchers develop method using biomarkers to calculate individual biological age, finding significant differences in age-related changes between men and women. The study also identifies clinically relevant biomarkers linked to biological age, opening up new opportunities for preventive medicine.
A novel method for monitoring on-treatment disease burden in high-grade serous ovarian cancer uses tumor-informed breakpoints-spanning ddPCR, detecting superior sensitivity and specificity compared to real-time PCR. The approach may enable sensitive and specific detection of minimal residual disease and early relapse detection.
A new Northwestern University study has discovered a novel biomarker of schizophrenia that could also serve as a new drug candidate to treat the cognitive symptoms of the disorder. The study found that levels of the protein Cacna2d1 signal are reduced in patients with schizophrenia, resulting in overactive brain circuits.
A longitudinal study on individuals with Down syndrome reveals that cerebrovascular lesions do not follow a linear course, fluctuating and even decreasing over time. The analysis shows significant variability in the evolution of these lesions, particularly in regions already affected by Alzheimer's disease.
The cf-EpiTracing platform has been developed to detect and trace diseases from as little as 50 μl of human plasma, capturing detailed epigenetic fingerprints. It has delivered impressive results in early diagnosis and screening for colorectal cancer, achieving an accuracy rate of up to 97.6%.
Researchers found elevated pTau levels in individuals with transthyretin amyloidosis and immunoglobulin light-chain amyloidosis, suggesting a new diagnostic approach for systemic amyloidosis. The findings may facilitate earlier detection and help confirm suspected cases.
A novel blood-based biomarker, p-tau217, can predict a woman's risk of developing dementia up to 25 years before symptoms appear. Higher levels of p-tau217 were strongly associated with future mild cognitive impairment and dementia among older, cognitively healthy women.