Research on measurable signals of health and disease. Covers ultrasound imaging pipelines, fetal-distress detection, cancer monitoring, and fatigue biology.
Scientists at the Francis Crick Institute developed a new method to study proteins released by cells, which could lead to tracking diseases like cancer. The Bio-Orthogonal Cell line-specific Tagging of Glycoproteins (BOCTAG) method identifies proteins uniquely made by diseased or cancerous cells, even in complex environments.
A new study has identified a specialized and distinctive type of microglia with enhanced antioxidant function in the ischemia/reperfusion injured brain, linked to stroke. The presence of Peroxiredoxin-1 protects against acute I/R injury, reducing microglial cell death and inflammatory responses.
A study from Tokyo Medical and Dental University reveals that the TGF-β signaling molecule can induce EMT in oral cancer cells, leading to high motility and metastatic potential. KRTAP2-3 expression is associated with poorer overall survival, suggesting its role as a prognostic biomarker.
Researchers found that endogenous retrovirus RNA is present in all non-diseased tissue types, including cerebellum and thyroid tissues. This discovery has important clinical implications for the use of HML-2 expression as a cancer biomarker or therapeutic target.
A study found that higher levels of inflammatory markers are associated with lower trabecular bone scores, indicating poorer bone health. Dietary intervention with prunes may counteract inflammation's negative effects on bone health, preserving cortical bone density and strength in postmenopausal women.
A new study found that soluble urokinase plasminogen activator receptor (suPAR) levels are significantly higher in patients with heart failure, predicting both heart failure and death. When combined with traditional measures like BNP, suPAR's predictive ability increases.
A study published in Arthritis & Rheumatology has identified CRTAC1 as a specific biomarker of osteoarthritis, associated with both prevalent and incident knee and hip OA. The protein is also a strong predictor of progression to joint replacements, holding promise for early diagnosis and treatment.
A new study aims to diagnose severe neurodegenerative diseases like ALS and FTD with the help of speech tests. AI can analyze subtle nuances of speech patterns, including pauses, speed, and melodic aspects, to detect early changes.
A Singapore research team has validated a cancer diagnostic assay designed with Asian-centric biomarkers, showing high precision and sensitivity in measuring four major classes of biomarkers. The assay's performance was validated with clinical specimens, indicating its promise for reliable deployment in a clinical setting.
Researchers propose an optical imaging system for real-time hypoxia imaging in cancer treatment. The technique utilizes protoporphyrin IX to enhance contrast between tumors and healthy tissues, allowing for more effective surgical removal.
A UC Riverside-led study found that acute THS exposure initiates mechanisms of inflammatory skin disease and elevates urinary biomarkers of oxidative harm. The researchers discovered elevated molecular biomarkers in blood associated with early-stage activation of contact dermatitis, psoriasis, and other skin conditions.
Researchers analyzing over 3,000 blood samples from Alzheimer's patients and healthy individuals to identify reliable biomarkers. They investigate how well blood tests can diagnose Alzheimer's disease and predict its progression.
Researchers at Hokkaido University have developed a biosensing technology to detect amyloid β build-up in the brain from biomarkers in blood samples. The Digital ICA TM technology can detect Aβ-binding exosomes in mice, increasing with age and disease progression.
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.
The Critical Path Institute has launched a pre-consortium collaboration with the FDA's CBER and CDER to accelerate medical product development in alpha-1 antitrypsin deficiency. The collaboration aims to define unmet needs in drug development and lay the groundwork for specific solutions.
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.
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.
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.
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.
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.
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.
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 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.
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.
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.
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 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.
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.
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.
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.
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...
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.
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.
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.
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.
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.
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.
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 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.