Researchers from St. Jude Children's Research Hospital discovered NLRP12 to be the key molecule responsible for inducing inflammatory cell death and pathology in response to heme combined with other cellular damage or infection. This finding provides a new potential drug target to prevent morbidity in certain illnesses.
A new study in a mouse model of Alzheimer's disease examines the effects of environmental enrichment on AD symptom progression and pathology. The researchers found that living in an enriched environment improved several measures of metabolism and reduced individual behaviors, which became more similar and rigid as the disease progressed.
A UCI-led study reveals that the oldest-old, those living up to 90 years old, exhibit similar levels of brain pathology as Alzheimer's patients but with lower levels of pathology from other neurodegenerative diseases. This finding suggests these individuals may be resistant to these age-related cognitive decline.
The Association for Molecular Pathology (AMP) has published a report establishing evidence-based recommendations for orthogonal confirmation practices of germline variants detected by next-generation sequencing. The guidelines aim to promote standardization, transparency, and quality improvement among laboratories.
New research from UC Berkeley suggests that deep sleep can act as a protective factor against memory decline in individuals with existing high amounts of Alzheimer's disease pathology. This study provides hope for alleviating some of dementia's most devastating outcomes.
A study presented at the ARRS Annual Meeting reveals institutional variability in projection order and image acquisition timing for CEM protocol. Earlier-obtained recombined imaging is significantly preferred for cancer lesion characterization, with a trend towards prioritizing imaging the side of pathology.
Early CTE disease process is characterized by different molecular pathways and gene expression changes compared to late-stage disease. Researchers analyzed post-mortem brain tissue from athletes with CTE and found distinct differences in neuro-inflammatory processes and genetic markers.
The study found that Clostridioides difficile uses fermentation to rapidly colonize the gut and identified critical pathways converged on a metabolic integration point to produce amino acid alanine, driving bacterial growth. The findings provide new targets for small molecule drugs to counter C. difficile colonization and infection.
Researchers found that gene therapy approach and small molecule treatment can calm the destructive cells of ALS by preserving upper motor neurons. Improving mitochondrial health also reduces astrocyte attack on diseased neurons, offering new hope for treating ALS.
A study published in Science Immunology has discovered a potential new approach for treating systemic lupus erythematosus (SLE) by targeting iron metabolism in immune system cells. Blocking the iron uptake receptor reduced disease pathology and promoted anti-inflammatory regulatory T cell activity in a mouse model of SLE.
A new AI tool developed by Brigham and Women's Hospital improves the accuracy of time-critical pathology diagnostics during surgery. The tool, which leverages deep-learning technology, translates frozen tissue samples into high-quality images, increasing diagnostic accuracy and reducing the need for lengthy laboratory tests.
The Association for Molecular Pathology (AMP) published a report assessing the clinical adoption, classification inconsistencies, and implementation barriers of the 2017 guidelines for sequence variant interpretation and reporting in cancer. The study found that 86% of participants correctly differentiated clinically significant varian...
Researchers have identified optimal blood tests to detect Alzheimer's disease at its earliest stages. The study found that phospho-tau217 is a reliable marker for monitoring disease progression and selecting individuals for novel trials.
A new diapsid reptile species has been discovered in Oklahoma with evidence of dental pathology, providing insights into its biology and evolution. The fossil, dated to the early Permian period, was analyzed using neutron tomography and revealed abnormalities in its teeth.
A new UCLA-led study found comprehensive brain-wide changes in individuals with autism spectrum disorder, refining scientists' understanding of how the condition progresses. The study analyzed gene expression across 11 cortical regions, revealing strong evidence that RNA changes in the brain are likely the cause of ASD.
The Association for Molecular Pathology (AMP) has published consensus recommendations for using in silico approaches to validate Next-Generation Sequencing (NGS) data analysis pipelines. The guidelines provide expert opinion on the advantages and disadvantages of different types of in silico data and offer general recommendations for s...
Researchers aim to understand the role of FAK in promoting key changes in vascular smooth muscle cells that contribute to atherosclerosis. Preliminary evidence suggests that inhibiting FAK may block VSMC transdifferentiation and promote plaque stability.
A new AI algorithm, SISH, uses self-supervised learning to find similar cases in large pathology image repositories, assisting with the diagnosis of rare diseases. The algorithm outperforms other methods in retrieving interpretable disease subtype information from vast databases, even at large scales.
A mouse study found that female brains express higher levels of an X-linked enzyme called USP11, leading to greater accumulation of tau protein and increased vulnerability to Alzheimer's disease. The results suggest that excessive activity of USP11 drives this increased susceptibility in females.
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 increased incidence of early-onset cancers globally, linked to dietary changes and lifestyle factors. The study found that factors like highly processed foods, sugary beverages, and sedentary lifestyles contribute to the rising cancer rates among adults under 50.
The Association for Molecular Pathology has published consensus recommendations for clinical TPMT and NUDT15 genotyping assays, promoting standardization across laboratories. The report identifies a minimum set of alleles to include in clinical tests, enabling healthcare professionals to provide high-quality patient care.
Researchers have developed a proof-of-concept model that uses artificial intelligence to combine multiple types of data from different sources to predict patient outcomes. The models demonstrate the ability to make prognostic determinations while uncovering the predictive bases of features used to predict patient risk.
Patients struggle to understand key terms like 'metastatic' and 'carcinoma' found in breast pathology reports. A survey of 527 participants found that only 73% correctly defined 'benign', highlighting the need for educational tools to support patient comprehension.
Researchers found 560 proteins were differentially expressed, with 32 significantly altered, in reductive stress hearts. The proteome signature revealed oxidative stress-related pathways and mitochondrial dysfunction.
A retrospective study found that patients with multiple architectural distortions on digital breast tomosynthesis were more likely to have high-risk pathology, but not significantly different frequencies of malignancy. Biopsy of all areas may be warranted for these patients.
New research from Thomas Jefferson University shows that early childhood enrichment can reverse the effects of lead poisoning on brain development. Over 3,500 genes in the hippocampus are affected by lead exposure, but approximately 80% of gene expression changes are reversed in animals living in stimulating environments.
The study reveals the involvement of serotonin and its receptor HTR2A in NAFLD pathology. Hepatic blockade of autonomic neural signals reduced NAFLD progression by inhibiting 5-HT, HTR2A, and lipogenic gene expression.
Researchers found clots in small venous and arterial blood vessels in normal-looking skin from patients with severe COVID-19, distinguishable from other forms of respiratory illness. Antiviral proteins and interferon-induced inflammatory proteins were also detected, associated with disease severity.
A proteomic study of 2,002 tumors identified 11 distinct molecular subtypes across 14 tissue-based cancer types, including breast, lung, and brain cancers. These subtypes provide new insights into the deregulated pathways and processes in tumors that make them cancerous.
Researchers at Brigham and Women's Hospital studied mRNA vaccine safety in pregnant women, finding no Spike protein expression in placentas. The study provides further evidence of mRNA vaccine safety, supporting expanded vaccination efforts for vulnerable populations.
Researchers at Boston University School of Medicine have developed a novel AI algorithm, Graph Transformer (GTP), to classify lung cancer subtypes based on whole slide images. The framework outperforms current state-of-the-art methods and has implications beyond digital pathology for computer vision applications.
A study found that patients with IgD multiple myeloma have a worse prognosis than other types, with higher mortality rates and more kidney damage. The rare blood cancer produces excessive light chains that can damage the kidneys if left untreated.
Researchers examined an abnormal tooth from an Otodus megalodon shark to determine the root cause of double tooth pathology. The study suggests that feeding-related injury may be the probable cause, as modern sharks with similar deformities are often caused by sharp objects piercing developing teeth.
Researchers at Weill Cornell Medicine found that tumors recruit nearby cells called fibroblasts to work as their enablers by releasing lactate. This finding suggests that future drug treatments could target this defense mechanism to help cancer patients.
Researchers have discovered a way to suppress a specific protein that promotes resistance to drugs commonly used to treat AML patients. This breakthrough has the potential to revolutionize treatment and prolong survival for those affected by the disease.
Researchers discovered a novel mutation in the alpha-synuclein gene that causes severe Lewy body pathology, revealing distinct mechanisms of neurodegeneration. The E83Q mutation influences alpha-synuclein's structure and aggregation properties, leading to increased pathology formation and toxicity.
Researchers have found that treating prostate cancer cells with novel CDK8 and CDK19 inhibitors reduces their potential to migrate into surrounding structures. This suggests a promising approach to overcome resistance against anti-androgenic therapy, offering new therapeutic options for patients with advanced disease.
Dr. Elaine S. Jaffe is being recognized for her pioneering work in hematopathology, including the discovery of novel pathological entities and her development of standardized diagnostic criteria for lymphoma and leukemia. She has also made significant contributions to advancing cancer research, diagnosis, treatment, and prevention.
Researchers at Penn Medicine have developed a new approach to alter immune cells for CAR T cell therapy in just 24 hours, cutting manufacturing time from nine to 14 days. This could make the therapy more cost-effective and accessible to more patients.
Researchers found that biomarkers of Alzheimer's disease pathology, such as amyloid-beta and tau proteins, were associated with increased anxiety and apathy in cognitively unimpaired older adults. Higher levels of apathy were also linked to a more rapid cognitive decline.
Researchers have developed a vaccine using CRISPR technology to protect against Leishmania mexicana, a parasite causing cutaneous leishmaniasis in the Americas. The vaccine is safe and effective in mice, preventing skin lesions and infection for over 10 weeks.
Researchers observed that chandelier cells, which regulate cortical circuit activity, communicate with other neurons shortly after birth, influencing brain development. This interaction is crucial for normal brain function and may be disrupted in neurological disorders.
Researchers use artificial intelligence to predict algae's potential as a reliable, economic source for biofuel, overcoming challenges of low yield and high harvesting cost. The project aims to transform the bioeconomy by reducing petroleum dependency and alleviating climate change.
Ronald M. Przygodzki, MD, has been appointed as the new Editor-in-Chief of The Journal of Molecular Diagnostics, succeeding Barbara Zehnbauer, PhD. Dr. Przygodzki brings extensive experience in genomic medicine and molecular diagnostics to the position.
The first US peer-reviewed study on omicron patient outcomes found significant differences in infection behavior. Ominron patients are significantly younger, have increased vaccine breakthrough rates, and are less likely to be hospitalized compared to patients with alpha or delta variants.
Breakthrough research reveals Tuberous Sclerosis Complex arises from human-specific progenitor cells, explaining its pathology. Human-derived cerebral organoid models shed light on complex brain development and potential mechanisms for other diseases.
A newly identified molecular signal can spot aggressive tumor cells in early prostate cancers, allowing for targeted treatment. Researchers at Duke University Medical Center have developed a test to guide treatment based on this genomic signature.
A research team led by Case Western Reserve University has discovered a link between misshapen tau protein and accelerated cognitive decline in Alzheimer's disease, potentially leading to more accurate prognoses. The study found distinct populations of highly potent TAU seed conformers in rapidly progressing cases.
Researchers have identified NDUFS1 and ATP5O as novel markers of aggressive prostate cancer, associated with poorer survival rates. The study's findings provide new insights into the disease's molecular mechanisms and potential targets for therapy.
AS-202 demonstrates excellent safety and potency as a potential treatment for ALS, with significant improvements in motor function and survival in an aggressive TDP-43 mouse model. The data also shows that AS-202 is a potent PIKFYVE suppressor with no significant off-target effects.
Researchers at UNC Lineberger Comprehensive Cancer Center have developed a novel way to classify breast cancers into 12 distinct biological groups using both genetic and pathologic data. This classification method has the potential to aid future research efforts and enable faster translation of molecular findings into clinical use.
Pathologists have discovered that some patients with lingering COVID-19 symptoms may have underlying chronic lung disease prior to their infection. This finding suggests that clinicians should carefully consider alternative explanations for respiratory symptoms beyond long COVID.
New research found that physical activity is linked to lower microglial activation, a key factor in Alzheimer's disease pathology. The study, published in JNeurosci, suggests that exercise may help reduce inflammation and improve cognitive aging in older adults with more severe AD pathology.
Using next-generation sequencing, researchers identified four major regulatory pathways and specific molecular effectors behind COVID-19 symptoms. The study may pave the way for a more personalized approach to diagnosis and treatment.
The Association for Molecular Pathology (AMP) has published new guidelines to improve the US' ability to respond to emerging infectious disease outbreaks. The recommendations focus on better collaboration between public health, clinical laboratories, and government agencies.
The SPIRIT-Path extension provides evidence-based guidance to standardize pathology content in clinical trial protocols, ensuring methodological rigor and adequate skills and resources. Pathology is integral to trial planning and delivery, and the new guidelines formalize pathology input into clinical trials.
Researchers at Johns Hopkins Medicine have identified promising new targets for pancreatic cancer treatment and early detection, including glycosylated proteins that could be captured in the blood for diagnosis. The study also suggests new ways to improve immune response to these tumors.
Researchers developed a colorization method via color transfer termed CFPM, significantly reducing reconstruction time by 2/3 without sacrificing precision. This technique enables high-throughput full-color imaging in digital pathology.
A study published in Scientific Reports describes the putative molecular regulators of reductive stress — a microRNA network. The researchers identified a subset of miRNAs that appeared to be direct and dose-dependent targets of Nrf2, and thus putative regulators of reductive stress.