Articles tagged with Tumor Tissue
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.
A study published in The New England Journal of Medicine found that nearly 4 million children and adolescents were at higher risk of developing blood cancers due to radiation exposure from medical imaging. The researchers estimated that up to 10% of pediatric blood and bone marrow cancers may be attributable to radiation exposure.
The researchers developed a novel approach to virtual contrast enhancement in MRI imaging, using pixelwise gradient methods with Generative Adversarial Networks. The model excelled in capturing intricate details and textures, outperforming its predecessor in texture representation.
Researchers developed patient-specific Cancer Chips to model esophageal tumor microenvironments, enabling accurate prediction of chemotherapy responses. The approach can rapidly stratify patients into responders and non-responders, paving the way for personalized medicine.
Scientists at UC San Francisco discovered how pancreatic cancer cells metastasize to the lungs or liver using the PCSK9 protein. PCSK9 controls cholesterol acquisition, with low levels favoring the liver and high levels supporting lung adaptation.
The ROME trial found that patients with concordant biopsy findings experienced improved survival outcomes when receiving tailored therapy based on genomic alterations detected in both tissue and liquid biopsies. This approach led to better overall survival, progression-free survival, and objective response rates compared to standard-of...
Researchers found that high-grade pre-cancer lesions triggered stronger immune responses and showed higher levels of immune-related markers PD-L1 and FOXP3. These findings suggest that HPV may begin avoiding the immune system early in infection, allowing infected cells to grow and potentially leading to cancer.
Researchers at the Weizmann Institute of Science discovered that dormant breast cancer cells accumulate DNA mutations and experience widespread cellular damage, leading to dormancy. Increasing OVOL protein expression can halt cancer cell lifecycle and induce dormancy, but also enables them to reawaken more aggressively.
Researchers mapped a lung tumor's cellular neighborhoods in 3D using single-cell spatial technologies, identifying 18 cell types and potential targets for personalized cancer therapy. The study reveals new insights into how tumor cells interact with their surroundings and how to reverse immune suppression mechanisms.
A patient with adenoid cystic carcinoma was successfully treated with step-and-shoot proton arc therapy at Corewell Health William Beaumont University Hospital. The treatment showed minimal side effects, including only light skin discoloration, and the patient remains cancer-free.
A new type of connective tissue cell has been discovered that can hold back the growth of pancreatic cancer. The interferon response cancer-associated fibroblasts (ifCAF) have opposite properties to other CAF cells, which stimulate tumor development. This discovery may lead to new treatments for pancreatic cancer.
Researchers at Tulane University identified a potential new way to treat idiopathic pulmonary fibrosis (IPF) using an FDA-approved cancer drug. The treatment works by blocking the CTLA4 protein, which blocks overactive T cells, allowing the immune system to clear out damaged cells that cause lung scarring.
The CombPlex technology developed at Weizmann Institute allows for the simultaneous imaging and quantification of nearly two dozen proteins within individual cells. This breakthrough enables researchers to measure lots of proteins at the same time, crucial for understanding tissue function and disease processes.
Researchers from Emory University are using the International Space Station to study cardiac cells and accelerate the development of cell-based regenerative therapies. The team's findings have led to multiple peer-reviewed publications and could significantly advance methods to produce cardiac cells for heart disease treatment.
Researchers have uncovered a key mechanism involving Intermolecular Coulombic Decay (ICD) in aqueous environments initiated by heavy-ion irradiation, providing insights into the effectiveness of such irradiation. This process significantly increases the biological effectiveness of heavy-ion therapy.
A multicentre study led from Finland has shown that lymph node transfer is a viable treatment for swelling in the affected limb after breast cancer surgery. The procedure involves transferring patient's lymph nodes to the armpit to replace removed lymph nodes, improving excess arm volume and reducing skin interstitial fluid.
Researchers argue that the current paradigm of cancer as a genetic disease is unproductive due to inconsistencies in sequencing data. Alternative paradigms considering non-genetic processes, such as disruptions in gene regulatory networks and tissue organization, are proposed to guide future experiments.
A novel subset of progenitor cells, called high-risk MSCs, reside in the stroma and promote DNA damage and tumor growth. These cells play a critical role in the initiation of ovarian cancer, particularly in older women or those with BRCA mutations.
Researchers create microfluidic device to sort tumor cells based on adhesive strength, revealing potential method to predict aggressive cancer behavior. The study's findings offer a promising approach for personalizing treatment plans and identifying high-risk patients.
The Damon Runyon Cancer Research Foundation has named 13 new Fellows, awarding them $300,000 each to investigate cancer causes and mechanisms. Five recipients of the Dale F. Frey Award for Breakthrough Scientists will also receive an additional $100,000 investment to catapult their research careers.
Researchers have developed a specialized nanoscale material that illuminates cancer cells under freezing conditions, improving surgical precision. This technology enhances surgeons' ability to detect and remove cancer cells during cryosurgery.
A new federal mandate aims to improve patient awareness about breast density, which affects cancer detection and risk. Women with dense breasts may need supplemental screening, such as MRI, to detect breast cancer earlier, but this comes with potential downsides.
Researchers at UCSF have discovered that human lung tissue contains hematopoietic stem cells (HSCs) capable of producing red blood cells, platelets, and immune cells. The finding suggests the lungs could be a potent source for life-saving stem cell transplants, particularly for patients with leukemia.
Researchers developed a deep-learning framework, STAIG, to automatically map distinct genetic activity to tissue regions without manual alignment. The study demonstrates superior performance across various conditions, showcasing its potential for cancer research and understanding complex biological systems.
Researchers from Yale University and Altos Labs have identified age-invariant genes that stay the same across all tissues during aging. These genes are linked to essential cellular functions, challenging the common belief that gene dysregulation drives aging.
An international research team developed a user-friendly software method called Segment Anything for Microscopy, which can precisely segment images of tissues, cells, and similar structures. The new model improved performance for cell segmentation, enabling researchers to automate tasks that previously took weeks of manual effort.
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 rare case of adenomyosis in an 81-year-old postmenopausal woman closely resembles invasive endometrial cancer, emphasizing the challenges of diagnosing this condition. Further studies are needed to refine diagnostic protocols and determine risk factors for postmenopausal patients.
A new laparoscopic imaging technique uses stereo depth estimation and speckle-illumination SFDI to accurately map the optical properties of biological tissue. The device provides detailed optical property maps, enabling surgeons to identify critical tumor margins and improve clinical outcomes.
Researchers at The Jackson Laboratory have created an atlas of how healthy breast tissue ages, revealing key cellular and molecular changes that may contribute to breast cancer development. The study found that epithelial cells lose their job descriptions, becoming more prone to malignancy, while stromal cells lose their specialized id...
The Rice University lab, in collaboration with Baylor College of Medicine, has developed a new gene-editing strategy called Repair Drive that improves the effectiveness of gene therapies in the liver. The technique enables the repair of liver cells at higher rates and equips them with a selective advantage to outcompete incorrectly edi...
A study found that DNA methylation clocks used in forensic science and epigenetics are less reliable when applied to non-blood tissues, such as lungs, colon, and kidneys. The researchers suggest that organ-specific epigenetic clocks may be needed to improve biological age prediction.
New cyanine-carborane salts show promise in eradicating metastatic breast cancer tumors with minimal side effects. The therapy targets specific proteins in cancer cells, allowing for precise killing of diseased cells while sparing healthy tissue.
A new 3D bioprinted gastric cancer model successfully replicates the unique characteristics of individual patients' tissues, predicting drug responses and prognosis with high accuracy. This innovative platform enables rapid evaluation within two weeks, contributing to personalized cancer treatment development.
Researchers discovered that a topical ABT-263 treatment effectively reduces aged skin senescence markers, priming the skin for improved subsequent wound healing. The treatment also triggered inflammation, which surprisingly helped the healing process by 'waking up' the skin's repair systems.
Researchers from Tokyo Metropolitan University developed a new dye that strongly absorbs second near-IR radiation, transforming it to heat. This breakthrough enables clearer imaging and better delivery of heat for therapies in deep tissue medicine.
Researchers identified early cellular changes associated with Mandibular Hypoplasia, Deafness, Progeroid Features, and Lipodystrophy (MDPL) syndrome, a rare genetic aging disorder. MDPL syndrome is characterized by premature aging of mesenchymal stem cells, which can form tissues like bone and fat.
A novel patient-derived organoid library of tongue cancer tissue samples reveals new insights into chemoresistance mechanisms, highlighting the importance of autophagy and cholesterol biosynthesis pathways. The research also identifies potential drug targets for overcoming chemotherapy resistance in tongue cancer.
Researchers developed a novel inhalable therapeutic delivery system for lung cancer using mucoadhesive protein nanoparticles inspired by marine mussels. The approach leverages the adhesive properties of mussel proteins to enable selective payload release and minimize adverse effects.
Researchers developed a new tool to measure biological aging in individual cell types, providing insights into diseases like Alzheimer's and liver pathologies. The study found that certain brain cells and liver cells show signs of accelerated aging, making it a better tool for detecting diseases.
Researchers have discovered that AHCC suppresses liver fibrosis by inhibiting the activation of hepatic stellate cells through two channels. Early administration of AHCC may hold the key to preventing the onset of cirrhosis, a potentially fatal condition.
The AIRCARE Project will introduce AI-powered systems for real-time diagnosis and precision CO2 laser surgery, improving outcomes for UADT cancer patients. The project aims to reduce positive margins, enhance surgical precision and ease of use, transforming quality of life.
Researchers developed an ultra-compact transparent ultrasonic transducer for simultaneous high-resolution ultrasound and photoacoustic imaging. This technology improves diagnostic sensitivity by providing detailed information about tissue vasculature, thereby enhancing early cancer detection.
A new study detects pre-malignant pancreatic lesions using Diffusion Tensor Imaging (DTI), a form of MRI, which could enable early diagnosis and effective therapies. The detection was successful in both transgenic mice and human samples, opening the way to non-invasive diagnostic tools for PanINs.
Researchers at Osaka Metropolitan University developed a new technique for head and neck reconstruction that achieves 100% success rate in high-risk patients. The pedicled latissimus dorsi flap technique provides a reliable, fast, and minimally invasive option for complex tissue defects.
Researchers developed a deep learning model that classifies pancreatic cancer into molecular subtypes using histopathology images, achieving high accuracy and rapid turnaround time. The AI tool has the potential to improve patient outcomes by enabling timely and tailored treatment strategies.
A new noninvasive imaging method developed by MIT researchers can penetrate deeper into living tissue than previous techniques, producing richer and more detailed images. This breakthrough enhances biological research capabilities, enabling scientists to study immune responses and develop new medicines with greater accuracy.
Researchers combine a precision cancer drug with an antibody and radiation therapy to eliminate tumors without causing side effects. The approach uses the cancer drug as a molecular flag for cancerous cells, allowing immune cells to target them. This method has shown promise in eliminating lung cancer in mice with minimal side effects.
A study led by UF Health Cancer Center researchers found that a toxin in the bacteria Campylobacter jejuni accelerates the spread of colorectal tumors. The findings could lead to new tools for detecting metastatic colorectal cancer early, ultimately helping determine patients who need more aggressive treatments.
Scientists have created a living cell therapy that can navigate to specific organs using a
Scientists at UCSF have developed engineered T cells that act as immune referees to soothe overreacting immune responses and mope up inflammatory molecules. These cells could improve treatment for organ transplants, type 1 diabetes and other autoimmune conditions by reducing the need for harsh immunosuppressant drugs.
A Virginia Tech researcher has received a collaborative grant to improve cancer therapies by developing 3D liver organoids and employing cutting-edge microscopy technology. The project aims to identify the most effective treatments for cancer, enabling better-targeted treatments.
A study published in Nature reveals that dietary fructose promotes tumor growth in animal models of melanoma, breast cancer, and cervical cancer. The liver converts fructose into usable nutrients for cancer cells, a finding that could lead to new treatment avenues.
A recent study by Krishna Rao Maddipati suggests that chronic inflammation has a distinct etiology, differing from acute inflammation. The study proposes increasing anti-inflammatory compounds to treat chronic inflammation, potentially leading to new advancements in cancer therapy.
Researchers studied ovarian cancer cell migration patterns on soft and stiff surfaces, finding that epithelioid cells are more migratory than mesenchymal cells on stiffer matrices. The study used a novel software toolkit to analyze cell behavior over time, revealing a unique 'slip' movement pattern in epithelioid cells.
A new study from the University of Texas M. D. Anderson Cancer Center found that at least 3% of normal breast tissue cells in healthy women contain chromosome abnormalities associated with invasive breast cancer, which may guide future approaches to early detection.
Researchers identified three subtypes of fibroblasts in skin cancer: myofibroblast-like RGS5+ CAFs, matrix CAFs (mCAFs), and immunomodulatory CAFs (iCAFs). The distribution of these subtypes varies with tumor aggressiveness. iCAFs produce signaling factors to activate immune cells, while mCAFs prevent T cell invasion.
A new CNIC study identifies a surprising mechanism through which tissue viscoelasticity counteracts the sensing of rigidity. Cells respond to ECM viscoelasticity regulating response times and outweighing high-rigidity sensing.
Researchers at University of Toronto have developed a new microfluidic platform, ReSCUE, that allows for unprecedented control and manipulation of tumor shapes. This enables the formation, release, and transfer of patient-derived tumoroids, providing insights into how tumor shape predicts cancer cell behavior and aggressiveness.
A deep learning AI model can identify pathology in images of animal and human tissue much faster and often more accurately than people, potentially revolutionizing disease-related research and medical diagnosis. The model was trained using images from past epigenetic studies and showed accuracy comparable to human experts.