Articles tagged with Cell Pathology
A University of Houston researcher is developing a light-based technology to analyze tiny particles in the blood for molecular signs of liver cancer. The approach aims to detect the disease at its earliest stages and improve treatment options.
Researchers created a detailed map of the cell environment surrounding early breast cancers, revealing changes in cancer cells and surrounding microenvironment as disease progresses. The study identified previously unknown 'cancer stromal loops' that support tumor growth, providing potential insights for predicting invasive breast canc...
Lupus patients have mutated immune cells that may spark internal self-attack and tissue damage, a potential clue to the disease's driving cause. The mutated cells, called neutrophils, have unusual errors in their RNA code, leading to the production of
A new study has found that combining medications dobutamine and norepinephrine during septic shock surgery can significantly lower the risk of acute kidney injury. The trial, which tracked 584 adult patients, showed that the drug combination cut the risk of severe kidney damage in half, reducing moderate to severe kidney injuries.
Blocking the CD44 molecule in pancreatic cancer-associated fibroblasts can alter tumor-promoting cells in the tumor microenvironment, leading to improved prospects for treatment. The study suggests that targeting CD44 in the supportive tissue could be therapeutically promising, although further research is needed.
Researchers propose targeting G protein-coupled receptors to slow aging, exploring AI, systems biology, and digital twins for therapy design. The approach could work alongside senolytic, metabolic, and regenerative strategies.
Researchers propose novel therapies to rebalance GPCR signaling, potentially extending healthy years of life and delaying multiple age-related diseases. This network-level approach could give rise to personalized treatments and complement emerging longevity strategies.
Researchers developed a diet-based mouse model to study a serious immunotherapy side effect affecting up to 40% of patients. The study found that a protein in unstable immune cells can cause inflammation, which can be reversed by shutting off the protein or switching to a high fiber diet.
Mitochondrial oxidative stress is a key driver of autoimmune diseases, with each disease having unique barriers to treatment. The review proposes a single therapeutic target, targeting the interconnected regulatory network of five pathways, including NRF2, AMPK, SIRT1, and mitophagy.
Researchers discovered a signalling system regulated by metabolites that extends lifespan and delays age-related decline in animals. Muscle tissue produces the metabolite dihydrobiopterin (BH2), which is transported to other tissues to maintain protein homeostasis and tissue health.
Researchers at Juntendo University discovered a lipid signaling pathway involving 12-HHT and BLT2 that promotes plasma membrane repair and protects cells from membrane-damaging insults. Cells with enhanced BLT2 signaling showed better survival rates, less membrane leakage, and improved mitochondrial health after toxin exposure.
A Mount Sinai study reveals that loss of p53 can reorganize Wnt signaling into a radial gradient, allowing mutant cells to expand through normal tissue. The researchers found that the spatial organization of Wnt signaling, rather than its overall activity, plays a critical role in this process.
University of Houston researcher Mingfu Wu has received a $3.1 million NIH grant to investigate left ventricular noncompaction, a serious heart condition that can lead to heart failure and abnormal heart rhythms. The study aims to uncover a common mechanism behind different genetic causes of LVNC and potentially identify new targets fo...
Researchers identified ANKRD11 as a key regulator that suppresses CD8+ T cell activity during chronic hepatitis B virus infection and cancer. ANKRD11 deficiency reprograms CD8+ T cell differentiation to enhance immunity in chronic infection and cancer, making it a potential therapeutic target.
An international collaboration co-led by the CNIO has identified eight faulty DNA processes driving most prostate cancers, which differ between patients and influence tumor spread. The study offers potential for reliable prognostic markers and personalized treatment, but further validation is needed.
Researchers discovered PECAM-dependent mechanism for immune cell traffic in the retina, identifying neutrophils as proresolving mediators. Targeting PECAM controlled white blood cell traffic, leading to improved clinical outcomes in uveitis model.
Prostate cancer affects 1 in 8 men, with 60% diagnosed in men 65 and older. Clinical trials like Alliance's help improve early detection and treatment, reducing mortality rates by half since 1993. These trials also explore new treatments and survivorship strategies.
Txn1 mutant rats exhibit severe kidney deterioration, with hallmarks of human CKD, including oxidative stress, mitochondrial dysfunction, and inflammation. The study identifies a link between chronic thioredoxin deficiency and CKD progression, suggesting promising therapeutic approaches.
Researchers at Penn State have developed a new approach to diagnose sepsis-causing bacteria in blood infections, which can rapidly identify the specific pathogens and ideal antibiotics. This new approach, called STREAM, enables faster diagnosis and treatment, potentially reducing antibiotic resistance and improving patient outcomes.
The Alliance for Clinical Trials in Oncology emphasizes the significance of clinical trials in advancing breast cancer treatments and early detection. The organization's work has led to a 44% decline in breast cancer mortality rates among women since 1989.
A major European study published in PLOS One found that children from disadvantaged backgrounds are more likely to die from congenital anomalies, with the risk increasing after infancy. The research highlights the influence of social and economic factors on health outcomes, particularly in countries with lower GDP per capita.
The Alliance QUANTUM trial is testing whether post-transplant consolidation therapy with teclistamab improves survival in patients with primary plasma cell leukemia. Plasma cell leukemia is a rare but aggressive blood cancer with poor long-term survival rates.
A multidisciplinary study has identified a novel biofilm regulatory protein called Biofilm Architecture Regulator (BatR) and its role in Pseudomonas aeruginosa infections. The discovery may lead to new targets for anti-infective treatments, including those for people with cystic fibrosis.
A new AI tool developed by La Trobe University researchers can analyze routine pathology slides to predict stage-two bowel cancer patients at risk of relapse. The study analyzed over 1600 pathology slides and validated the findings across 1220 patients in three independent cohorts.
A multidisciplinary consensus updates treatment guidance for prolactinomas, emphasizing early recognition, individualized management strategies, and advanced imaging. The recommendations cover screening, assessment, diagnosis, treatment, and long-term monitoring to improve patient outcomes and quality of life.
Researchers have successfully mapped the cells and genes that regulate bone formation and loss, revealing blood vessel cells play a critical role in bone health. The discovery has the potential to enable the development of new therapies to reverse bone loss and improve treatments for osteoporosis and other skeletal conditions.
The study identified two proteins, BCL2 and MCL1, as predictive biomarkers for matching patients to specific drug combinations. Combining BRAF-MEK inhibitors with a BCL2 inhibitor induced tumor regression in previously resistant tumors.
A CU Anschutz study reveals reduced mitochondrial efficiency in healthy yet sedentary individuals, which may precede the development of major diseases like cancer, diabetes, and Alzheimer's. Regular exercise acts as a literal shield for cellular health, helping mitochondria seamlessly switch between burning fat and carbohydrates.
Researchers seek to understand the biological mechanisms behind Ewing sarcoma's rapid growth and spread, developing new tools to visualize DNA structures and regulate gene expression. This could lead to personalized cancer treatments targeting specific molecules for improved patient outcomes.
Researchers developed RNovA algorithm to identify new PTMs in human cells, expanding capabilities of machine learning in basic biological research. The discovery aims to advance diagnostics and broaden biologists' horizons for cancer and other diseases.
Researchers developed a quick and non-invasive imaging method combined with machine learning to detect precancerous lesions and early-stage cancers in the uterus. The method uses 3D OCT images to provide clear differences among normal tissue, benign endometrium, high-risk precancerous lesions, and endometrial cancer at different stages.
Two new UH CPRIT grants will accelerate lung cancer prevention, diagnosis, and treatment. Researchers aim to develop new mRNA-based immunotherapies and a next-generation blood test for precise lung cancer detection.
A pilot study of the Participant Engagement Portal (PEP) tool shows that 84% of participants had a positive experience, with high usability and satisfaction rates. PEP facilitates two-way communication between patients and clinicians, allowing for self-reporting of social risk factors and future research opportunities.
A new study by the University of Ottawa suggests that a tiny molecule, methylglyoxal, plays a major role in triggering neurological disorders after a heart attack. The molecule accumulates in the brain following a heart attack and is linked to depression, anxiety, and cognitive decline.
Researchers identified four distinct mutational clusters in oral cancers lacking traditional risk factors, with two linked to endogenous processes and unique driver gene mutations. The study suggests a potential role of the oral microbiome in tumor development and highlights opportunities for precision medicine approaches.
Researchers have discovered that errors in the final step of cell division can cause dramatic changes in developing brain cells, leading to abnormalities such as multiple nuclei and cilia. The study found that a protein called p53 acts as a guardian of brain development by triggering the self-destruction of abnormal cells.
A major new study has found that severe asthma patients are often battling other health conditions, with nearly all suffering from at least one major issue. The study identified three distinct profiles linked to how well asthma is controlled and the treatments needed, offering potential breakthroughs for improving care.
Researchers at the University of Texas MD Anderson Cancer Center have identified a new marker, FOXA1, which shows high sensitivity in diagnosing small cell carcinoma of the prostate. This breakthrough offers hope for improving patient care and prognostic decisions.
Researchers at UT MD Anderson Cancer Center have made significant advancements in cancer care, including the development of a targeted RAS inhibitor therapy for pancreatic cancer and a biomarker of chemotherapy resistance in relapsed lung cancer. The studies also explore the tumor microenvironment of triple-negative breast cancer and i...
Researchers developed RegVelo, an AI framework that models cellular dynamics and gene regulation to predict cellular fate decisions. The model traces developmental trajectories and simulates regulatory interactions, providing insights into hidden drivers of development and potential therapeutic targets.
The ERASur clinical trial is investigating whether total ablative therapy can improve overall survival in patients with newly diagnosed, limited metastatic colorectal cancer. The study has reached one-third patient accrual milestone, signaling strong momentum.
A new AI system, SPARK, enables autonomous scientific discovery in cancer pathology by generating biological hypotheses and translating them into analytical tools. The system identifies clinically relevant tissue markers linked to disease course, treatment response, and tumour progression.
The ASPIRE trial aims to enroll 1,200 participants with advanced prostate cancer and assess the impact of chemotherapy on overall survival and disease progression. Genetic profiling is included to identify patients who benefit most from intensified treatment.
Researchers at the University of Colorado Anschutz discovered that cancer drugs impact a specific protein regulating taste buds. This finding could lead to new treatments preserving taste function in cancer patients.
A study identified exosomal microRNA-122-3p as a key driver of MASLD pathogenesis. Elevated miR-122-3p levels induced triglyceride accumulation and reactive oxygen species production in liver cells.
The Alliance for Clinical Trials in Oncology is spotlighting new trials for colorectal cancer in March, focusing on early detection methods and treatments for treatment delays and loss of appetite. The trials aim to improve patient outcomes, with several enrolling patients with newly diagnosed colon or rectal cancer.
Researchers have discovered the protective role of LOXL2 protein in preventing cartilage damage and inflammation in temporomandibular joint osteoarthritis. The enzyme helps suppress inflammatory pathways, reducing cell death and preserving cartilage viability even under inflammatory conditions.
A new clinical study aims to improve communication between patients and families about genetic risks of colorectal cancer. The trial will compare two methods of sharing genetic test results with close relatives, with the goal of learning which approach helps more family members get necessary genetic testing.
A study from The University of Osaka reveals a molecular pathway connecting liver congestion to liver fibrosis, portal hypertension, and liver tumorigenesis. Researchers identified increased activity of YAP and CTGF in liver sinusoidal endothelial cells as key molecules involved in this signaling pathway.
Researchers are developing a new compound that can break down MDM2, a cancer-driving protein often found in triple-negative breast cancer, showing promise in shrinking tumors. The goal is to create an entirely new class of therapies for this aggressive and difficult-to-treat form of the disease.
The review outlines how vascular-immune crosstalk affects various diseases, revealing novel therapeutic opportunities. It highlights the shared embryonic origin of blood vessel cells and immune cells, as well as coordinated immune cell trafficking mechanisms.
The study found that a novel subset of white blood cells becomes infected in the lung and produces type 1 interferon, which triggers cardiac damage. A modified mRNA treatment was shown to mitigate cardiac damage while preserving the immune system's protective response. The research offers great promise for developing new therapies to p...
A new study reveals that the surrounding microenvironment plays a crucial role in driving basal cell development, leading to treatment failure. The study also discovers intermediate tumor subtypes that could lead to new therapeutic strategies.
Virginia Tech researchers identified a malformed area in the corpus callosum and pattern of bad connections that may help doctors diagnose Leigh syndrome earlier. The study found that developmental defects can be seen before symptoms appear, suggesting potential for earlier intervention.
A new liquid biopsy technology, Bridge Capture, has been developed to overcome the challenges of sensitive and cost-efficient cancer diagnostics. It detects rare variant allele frequencies with superior sensitivity compared to existing methods.
A new nanodrug called Nano-273 could offer improved survival for patients with pancreatic and lung cancers by activating the immune system and blocking tumor growth. The drug, developed by University of Houston researcher Wei Gao, has shown promising results in early studies.
Researchers at the University of Houston have discovered a potential therapeutic strategy for counteracting muscle wasting in pancreatic cancer by blocking a specific cell pathway. Muscle wasting, also known as cachexia, is a debilitating syndrome affecting 60-85% of patients with pancreatic cancer.
A new study led by Harvard Medical School researchers found that AI models analyzing pathology samples can infer demographic information, leading to biased diagnoses. The team developed a framework called FAIR-Path to reduce bias in these models, which showed improved performance across demographics.
Researchers at the University of Plymouth investigate why drugs used to treat other tumours are ineffective against NF2-related schwannoma and meningioma tumours. They explore repurposing clinically tested cancer drugs to target MDR mechanisms, which may lead to effective therapies for patients with these tumours.
Researchers have developed an AI-driven method to uncover genetic interactions driving cancer progression. The approach highlights complex interplay between genes allowing malignant cells to gain momentum and reveals previously hidden cancer drivers.