Articles tagged with Pathology
A new film series, 'The Deadly Five,' is launched to raise awareness of five critical animal infectious diseases affecting animal and public health. The series explores disease surveillance, prevention, and control through scientific insights and global collaborations.
Researchers have made significant discoveries about the role of GP38 in viral infections and pathogenesis, highlighting its potential as a target for vaccines and medical countermeasures. Non-neutralizing GP38-specific antibodies have shown protective efficacy against lethal challenge, reducing circulating GP38 and vascular leak.
The Association for Molecular Pathology (AMP) has won a court ruling that vacates the FDA's rule on laboratory-developed test procedure regulation. This decision will avoid adding billions of dollars in healthcare costs and protect access to high-quality care for hundreds of millions of Americans.
The national healthcare initiative has been extended for five years to provide world-class healthcare services to every Guyanese citizen. The partnership will establish a national cancer center, modernize national health facilities, and implement an advanced digital health system.
Researchers have created a new imaging technique that uses the nanostructures found on butterfly wings to analyze cancerous tissues, providing a simpler and more accessible tool for cancer diagnosis. The method has shown comparable results to conventional staining methods and advanced imaging techniques, offering a stain-free alternative.
A new study at U-M Health shows that hospitals can focus the use of preoperative tests on high-risk patients, while safely reducing unnecessary testing in others. The result is less wasted money and resources, as well as less time wasted for patients and clinical staff.
Mayo Clinic's Digital Pathology platform is transforming pathology by leveraging large datasets and AI models for faster, more accurate diagnoses. The partnership with NVIDIA and Aignostics aims to improve patient care and accelerate medical breakthroughs.
Cerebral vascular malformations (CVMs) are redefined as genetic and molecular-driven conditions, with innovative diagnostic approaches like next-generation sequencing and non-invasive imaging genomics. Targeted therapies, including MEK inhibitors and mTOR inhibitors, offer effective alternatives to traditional surgical methods.
A study found that standard medical reports are often difficult for patients to understand, leading to increased worry. In contrast, patient-centered pathology reports provide clear and concise information, improving patient comprehension and reducing anxiety.
Researchers discovered a link between HSV-1 and Alzheimer's disease, suggesting that viral infections play a role in the disease. The study also found that tau protein initially protects the brain from the virus but contributes to brain damage later.
Most study participants struggled to understand standard prostate cancer pathology reports, but found patient-centered reports easier to comprehend. PCPRs reduced perceived worry in low-risk conditions compared to traditional reports, suggesting their inclusion could enhance patient care.
Adding camrelizumab to neoadjuvant chemotherapy significantly improved pathological complete response in patients with early or locally advanced triple-negative breast cancer. The treatment showed substantial benefits, leading researchers to explore its potential as a neoadjuvant strategy.
Dartmouth researchers propose a new way of thinking about masking and social distancing rules using game theory, considering them as two distinct actions. The study finds that people respond differently to these measures based on their perception of the disease's severity, trending towards masking or no protective action over time.
The Association for Molecular Pathology has published a joint consensus report on SARS-CoV-2 genomic surveillance, outlining key considerations for next-generation sequencing methods. The report provides guidance on pre-analytical, analytical, and post-analytical aspects of NGS-based surveillance programs.
A UCD researcher has received an ERC Synergy Grant to develop innovative x-ray technology for tissue biopsies, enabling detailed visualization of cellular changes in whole tissues. The project aims to advance understanding of diseases and provide new ways to diagnose and treat various conditions.
Researchers developed an AI-based method to analyze kidney lesions in female patients with Alport syndrome, predicting renal prognosis and guiding treatment interventions. The approach uses a modified stain and deep learning to detect basement membrane lesions, showing a positive correlation with proteinuria concentration.
A new AI model generates detailed images of cancer tissue that imitate what its staining would look like, reducing the need for resource-intensive lab analyses. The VirtualMultiplexer uses contrastive unpaired translation to create accurate virtual pictures of diagnostic tissue colorations.
A new AI-based digital platform has been developed to analyze tissue sections from lung cancer patients, making diagnosis faster and more accurate. The platform uses algorithms that enable fully automated analysis of digitized tissue samples, allowing for personalized therapy based on molecularly specific genetic changes.
A commercial AI tool was effective in excluding pathology and had lower rates of critical misses on chest X-rays compared to radiologists. The study found that the AI tool could autonomously report more than half of all normal chest X-rays without decreasing standard of care.
Researchers have identified a metal deficiency in SOD1 protein associated with motor neurone disease using native ambient mass spectrometry imaging. This breakthrough could lead to new insights and treatments for the disease, which affects around 5,000 people in the UK.
Researchers found that combining plasma p-tau217 and Aβ42/40 levels could predict early brain Aβ accumulation in people with subthreshold Aβ accumulation. These biomarkers may help screen participants for primary prevention trials.
α-Synuclein pathology in asymptomatic stages is linked to NBM atrophy, leading to attention/executive impairment. MRI signatures can detect this pathology in memory clinic populations.
Researchers discuss HER2 in breast cancer, highlighting the prognostic and predictive factors. They found an independent positive prognostic effect of HER2-low compared to HER2-zero in early breast cancer, challenging the long-held view that HER2-negative tumors do not benefit from trastuzumab-based therapy.
A cross-sectional study of CTE patients found that years of contact sports participation are linked to substantia nigra pathology, leading to parkinsonism. The study suggests that repetitive head impacts may trigger neuropathologic processes in individuals with CTE.
Scientists developed customized AI tools, including ChatGPT, to provide accurate responses on digital pathology. The tools help pathologists without extensive coding experience analyze tissue samples, bridging the gap between pathology and digital pathology skills.
Longitudinal study finds that higher baseline body mass index is associated with more depressive symptoms over time. Children's cognitive performance also declines as they enter adolescence, highlighting the importance of monitoring children with overweight or obesity for depression problems.
A team of researchers from Tokyo Medical and Dental University developed a novel kind of optical coherence tomography (OCT) to investigate the detailed structure of the sclera in living patients. They found that the sclera is divided into inner and outer layers with different structural arrangements, which can provide important insight...
Research suggests that four proposed AI search engines for automating search and retrieval of digital histopathology slides have inadequate performance for routine clinical care. The algorithms showed less than 50% accuracy in some cases, highlighting the need for rigorous external validations and standardization before clinical adoption.
A new study by Mass General Brigham researchers found that larger 'foundation models' can help mitigate disparities between different demographic groups and enhance model accuracy. The findings emphasize the need for more diverse training datasets and demographic-stratified evaluations of AI systems.
Two new Review articles explore AI's application in early cancer detection, highlighting its potential to enhance diagnostic accuracy and improve treatment selection. The articles emphasize the need for a robust, multi-disciplinary approach to integrate AI into medicine.
The study reveals that smartphone-based cognitive assessments can provide reliable and valid results for diagnosing frontotemporal lobar degeneration. These findings suggest a scalable solution for remote evaluations, which may enhance early detection.
Researchers discovered compounds with untapped therapeutic potential for treating BPH, melanogenesis, and nerve damage. Metformin restored sex hormone homeostasis, epimedin B stimulated pigmentation function, and hydralazine suppressed ferroptosis to aid in axon regeneration.
Researchers demonstrate efficacy of airborne ultrasound technology to detect low-amplitude movements produced by vocalizations at the chest surface. The technology allows for contactless mapping of surface vibrations, offering a better window on respiratory health and enabling better diagnoses of respiratory diseases.
Researchers at Mass General Brigham have developed two AI foundation models, UNI and CONCH, to advance computational pathology. These models excel in diagnostic accuracy, prognostic insights, and predicting therapeutic responses, with universal applications in anatomic pathology.
A new rapid test has been developed to identify hantavirus in South Korea, paving the way for early outbreak control. The Flongle sequencing-based diagnostic is cost-efficient and can detect HTNV genomes within 3 hours.
A new roadmap has been published by IEEE EMBS, outlining five primary medical challenges that need to be addressed through advanced biomedical engineering approaches. The paper, written by 50 renowned researchers from 34 prestigious universities, aims to guide future research and funding for groundbreaking innovations.
Researchers from Pusan National University discovered a link between diabetes and periodontitis, showing pro-inflammatory cytokines rise in classical monocytes. The study highlights the systemic impact of these conditions on immune regulation and suggests a potential therapeutic target to reduce diabetes risk.
A team of researchers from Texas Heart Institute and Baylor College of Medicine have made a significant discovery about the underlying molecular cell states within transplanted pediatric hearts. They found that donor-derived tissue-resident macrophages are crucial for graft acceptance, but their loss leads to allograft failure.
Researchers at the BU CTE Center found a clear dose-response relationship between CTE pathology and cognitive and functional symptoms, including memory and executive function issues. This study provides valuable insights into diagnosing CTE in living patients, potentially leading to new treatments.
Persistent withdrawn and somatic symptoms in adolescence increase the risk of suicidal thoughts in mid-adolescence. The study found that these symptoms persist or increase over time to be particularly concerning for suicidal risk.
A new study by Northwestern University found that lab-trained AI models are easily misled by tissue contaminants, resulting in errors in diagnoses and vessel damage detection. The researchers suggest improving the problem of quantifying and addressing biological impurities in AI models to enhance accuracy.
A study published in PLOS ONE reveals that Vikings in Sweden had a high prevalence of tooth decay, with many exhibiting severe caries and other dental pathologies. The findings provide insights into the lives of these ancient Scandinavians and their attempts to treat dental issues.
A study of 4,819 women with benign breast disease found an increased risk of breast cancer compared to the general population. The study's findings suggest that pathologic classifications could improve breast cancer risk stratification.
A new study finds that analyzing surgical lymphatic fluid for HPV DNA can predict cancer recurrence and guide treatment decisions. The test was found to be more sensitive than traditional methods, detecting high-risk patients who may be missed by standard tools.
A study of 103,000 early-stage breast cancer patients reveals a significant racial disparity in chemosensitivity and survival rates. Black patients are more likely to experience residual disease after neoadjuvant chemotherapy, leading to a higher mortality risk.
A study published in The Lancet Neurology found that monitoring brain injury biomarkers and glucose variation over the first week of hospitalization can provide a more accurate picture of the pathological process. This allows for division into different groups with distinct disease trajectories and prognoses, enabling personalized trea...
Researchers analyzed a World Mosquito Program trial and found that excluding transmission dynamics likely underestimates the impact of Wolbachia-infected mosquitoes. The study suggests that true efficacy may be higher than initially reported, with potential reductions in dengue fever cases ranging from 77% to 94-97%.
Researchers found that Wolbachia pientis infection restores fruit fly fertility, enabling them to produce more offspring than uninfected flies. This discovery has significant implications for controlling insect populations and range, potentially increasing mosquito populations that do not carry human diseases.
The Association for Molecular Pathology published guidelines for validating and reporting clinical circulating tumor DNA assays. The recommendations aim to promote standardization and quality improvement in liquid biopsy assays, which have emerged as a key technology in molecular diagnostics.
The American Phytopathological Society has created a new series of distinguished reviews in honor of Harold H. Flor, who developed the gene-for-gene concept in plant pathology. The series presents authoritative reviews on molecular plant-microbe interactions, providing a historical perspective and future directions for research.
A new generative AI model enhances clinical accuracy and textual quality of chest radiograph reports, surpassing traditional methods like teleradiology. Its implementation could enable timely alerts for life-threatening conditions, aiding imaging interpretation and documentation.
A new study found three genes strongly linked to vegetarianism, including those involved in lipid metabolism and brain function. The study suggests that genetics play a role in determining whether someone can stick to a strict vegetarian diet.
A UCLA-led team has discovered the nerve supply that activates brown adipose tissue, a potential key to treating obesity. The study found nerve branches in all eight cadavers dissected, which may lead to using nerves to stimulate BAT activity for weight loss.
Researchers unveil a groundbreaking MRI technology that non-invasively assesses brain iron homeostasis, shedding light on its role in normal brain function, aging, and disease. The technology offers sensitivity to changes in iron mobilization capacity and can differentiate between tumor tissue and healthy tissue.
A new blood-based test called p-tau217 has shown great promise in identifying Alzheimer's disease by stratifying patients into low, intermediate, and high-risk groups. The two-step workflow reduces the need for confirmatory testing in uncertain cases.
A study of 1.3 million people found that those with hospital-treated depression have a high risk of developing conditions like bipolar disorder, schizophrenia, and anxiety disorders. Genetic analysis also revealed a link between depression and reduced cognitive abilities, such as abstract thinking and mental flexibility.
A case series reveals that young brain donors with a history of repetitive head impacts exhibit severe symptoms, which may be caused by multiple factors. Further research is needed to clarify the association between exposure to head impacts and clinical symptoms in young athletes.
Researchers found a high incidence of systemic amyloidosis in Japanese squirrels, characterized by severe glomerular amyloid deposition. The study suggests that fibrinogen Aα-chain is a precursor protein and the amino acid sequence plays a crucial role in maintaining protein stability.
A new study highlights the difficulty in diagnosing blood disorders like myelodysplastic syndromes/neoplasms (MDS), which can lead to treatment mistakes. The researchers found that expert pathologists disagreed with local pathologists' diagnoses in about 20% of cases, leading to wrong initial treatments for patients.
In a phase 3 clinical trial, donanemab significantly slowed clinical progression in patients with low/medium tau and high tau pathology. The treatment cleared brain amyloid plaque, demonstrating its potential to slow Alzheimer disease progression.