Articles tagged with Cancer Cells
Researchers at the University of Huddersfield have developed a new approach to combat cancer treatment challenges by creating self-assembled drugs with high specificity towards human cancer cells. The breakthrough demonstrates unprecedented anti-cancer activity and selectivity in laboratory testing.
Fels and Fox Chase researchers found specific TET2 and DNMT3A mutations in leukemia patients that affect DNA repair pathways. These mutations make leukemia cells sensitive to PARP inhibitors, a type of targeted therapy, while others are resistant. The study aims to develop personalized therapies for patients with these mutations.
Researchers uncover how cancer cells make lactic acid to thrive in low-oxygen environments, a process enabled by the PRL-3 protein. This discovery holds promise for developing inhibitors to disrupt this survival mechanism.
Researchers discovered that hypoxia induces regional variations in gene-expression patterns in pancreatic cancer, with specific subpopulations of cancer cells surviving under hypoxic conditions. These findings suggest a link between hypoxia and aggressive tumor behavior, highlighting the need for targeted treatments.
Researchers have discovered that inhibiting the GOT1 enzyme can promote ferroptosis, a type of programmed cell death, in pancreatic cancer cells by conserving nutrients and releasing iron stores. This study provides a new potential therapeutic target for treating pancreatic cancer.
Researchers at SMU found that decreasing TIGAR protein levels in cervical cancer cells makes them more responsive to chemotherapy drugs at low doses. This discovery offers a potential new treatment approach for HPV-induced cervical cancer with fewer side effects.
Researchers at Massachusetts General Hospital uncover key factors that enable immune cells to survive in tumor environments, including the chemokine CXCL16. This understanding may lead to more effective immunotherapies for cancer patients.
Researchers found that esomeprazole inhibits tumor growth and boosts the killing effect of radiation in various cancer cell types. Esomeprazole works by arresting cells in the G1 phase of the cell cycle, thereby limiting their ability to proliferate.
Researchers at UB aim to reduce unwanted toxicity in cancer treatments by combining antibody-drug conjugates with payload-binding selectivity enhancers. The five-year study may lead to safer and more effective treatments for 1.8 million US cancer patients.
Research has found that cancer cells develop resistance to platinum-based cytotoxic drugs by altering their communication with the surrounding extracellular matrix. This change allows the cancer cells to withstand the damage caused by the treatment and survive the chemotherapeutic attack.
Researchers have identified a promising therapeutic target, METTL1, to treat aggressive cancers by inhibiting an RNA-modifying protein. The study found that targeting METTL1 effectively destroys cancer cells in laboratory models and mice while leaving healthy cells unharmed.
Researchers from ETU LETI proposed an ensemble-based classification model using three Convolutional Neural Network architectures to detect cervical cancer. The model achieved high accuracy rates of up to 99.23% on publicly available benchmark datasets, outperforming state-of-the-art models.
Researchers found that microscopic defects in healthy cell alignment can slow down tumor cell invasion. The study used an experimental model to show how topological defects affect the rate of tumor cell invasion, with certain defects causing cancer cells to pass through the barrier more slowly.
Studies of cell-free DNA (cfDNA) shed into the blood reveal that modifications, such as methyl groups, can identify specific cell types. This allows for non-invasive assessment of tissue damage and origin, enabling researchers to evaluate treatment effectiveness and detect adverse effects.
Researchers have discovered a long-sought link between the mechanisms of cell division and cell adhesion, revealing a unifying control process. The study identifies CDK1 binding to talin as a key interaction, indicating a critical role in regulating cell proliferation and adhesion.
Scientists at Washington State University identified a DNA region known as VNTR2-1 that drives telomerase gene activity, which helps prevent aging in certain cells. The study suggests that this 'junk DNA' sequence contributes to genetic diversity of aging and cancer development.
A new study led by University of Minnesota researchers shows that the stiffness of protein fibers in tissues is a critical factor in controlling cell movement. The discovery could have major impacts on fields such as regenerative medicine, wound healing, and cancer research.
Research found that cells with defective mitochondria and sequence changes in their genome are 'loser' cells in mouse embryos, suggesting that mitochondrial dysfunction is a common characteristic of competing cells. The study suggests that mitochondrial activity may be a key determinant of cellular fitness in various biological contexts.
Researchers discovered that AML cells regulate mutant IDH2 activity through a master regulator, FLT3, to control 2-HG production. This understanding allows for better treatment options with current IDH2-targeting medications.
New research reveals that acute exercise can slow down the growth of bowel cancer cells by releasing proteins into the bloodstream. This finding suggests that regular physical activity may lower the risk of developing bowel cancer, even in individuals who do not experience weight loss.
Scientists from GIST discovered NSrp70, a gene regulator that plays a crucial role in T cell maturation and development. The absence of NSrp70 leads to uncontrolled cell growth and death, resulting in reduced lymphocyte count and unchecked tumor growth.
Researchers at Kyoto University have discovered a way to enhance radiation therapy using iodine nanoparticles, which trigger cancer cell death when exposed to X-rays. The study reveals that the optimal energy level for X-ray irradiation is 33.2 keV, causing double-strand breaks in DNA and leading to programmed cell death.
Researchers have discovered that a small percentage of drug-resistant cancer cells were already present before treatment, relying on alternative genes for survival. Understanding this mechanism is key to developing new treatments to eliminate both AXL- and EGFR-dependent cells from the start.
Researchers identified LAPAS1 as a novel E2F-regulated lncRNA that plays a role in human cancer and regulates cell-cycle progression and cell proliferation. Inhibition of LAPAS1 expression delays cell progression through S phase and inhibits proliferation of human cancer cells.
Scientists from University of Sussex have determined the structure of R2TP-TTT nanomachine, crucial for constructing mTORC1 - a complicated regulator of energy metabolism. The new findings were made possible by state-of-the-art cryo-electron microscopy, providing detailed images of protein arrangements and molecular interactions.
Research at Kumamoto University found that LSD1 produces unique metabolic profiles depending on the type of acute myeloid leukemia cells. LSD1 inhibitors may be effective in treating erythroleukemia (EL) with high LSD1 expression levels, and could lead to personalized therapies for various leukemia types.
Cancer cells exploit macropinocytosis to repair damaged membranes, allowing them to survive. This technique may also enable cancer cells to recycle membrane material, increasing their resilience.
Researchers at TU Graz developed the world's first digital model of a cancer cell, simulating rhythmic oscillation of membrane potential during cell cycle phases. The model enables prediction of changes in membrane potential caused by drug-induced switching on and off of ion channels.
Reactive oxygen species (ROS) are naturally produced during biochemical reactions within cells. They can induce apoptosis by activating cell death pathways, but high levels can promote cell proliferation and tumor progression.
Researchers identified T cells that are paralyzed and ineffective in preventing LCH lesion formation, instead being tricked into entering an exhausted state. A new therapeutic option combining immunotherapy targeting PD-1 receptors with MAPK inhibition demonstrates promising results.
Researchers have developed an anti-cancer prodrug that targets cancer cells while minimizing toxicity to normal cells. This innovation improves the effectiveness of immunotherapy by boosting patient immunity. The drug exhibits anticancer effects when activated in cancer cells, inducing an active anticancer immune response.
Researchers have developed a novel synthesis method using peptides to create green gold nanoparticles, which can target and destroy cancer cells using near-infrared light. The findings provide an easy and eco-friendly protocol for Au nanoparticle synthesis, opening doors to non-toxic nanoparticle therapeutic agents.
A microfilter device capable of detecting trace amounts of cancer cells in one mL of blood has been developed by a Kumamoto University research group. The device uses dynamic deformation and nucleic acid aptamers to separate and capture CTCs, achieving a high detection capability and selective detection rate.
Researchers discovered that pancreatic cancer cells use a backup protein complex to survive when KRAS is blocked, allowing them to continue growing and dividing. This finding highlights the need for drugs that can target multiple molecules in cancer cells to improve treatment outcomes.
Researchers found that extracellular mRNA is taken up by natural killer cells and transported to the nucleus, enhancing migration activity and interferon gamma production. This mechanism inhibits cancer metastasis in animal experiments.
A single gene mutation can slow down cell division, preventing proper brain development and leading to microcephaly. This process involves the dysregulation of microtubules, which are essential for distributing genetic material between new cells.
The Pew Scholars Program in Biomedical Sciences has selected 22 early-career researchers to investigate timely questions surrounding human health and disease. These scientists will receive funding over four years to uncover new solutions to significant biomedical challenges.
Scientists at UC Santa Barbara and Regenerative Patch Technologies have developed a new cryopreservation method for stem cell-based therapy for age-related macular degeneration. The method allows for long-term storage and distribution of the implant, extending shelf life and increasing accessibility to patients.
A team of scientists has developed a new method for tracing the lineage and gene expression patterns of metastatic cancer cells at the single-cell level. The researchers found that a spectrum of aggression exists in cancer cells, with some cells more likely to remain in place and others more likely to spread to other tissues.
Researchers found that autophagy and the G2 checkpoint are interrelated processes in pancreatic cancer cells, helping them survive radiotherapy. Inhibiting the G2 checkpoint suppresses tumor growth, suggesting new tools to combat radiation-resistant PDAC cells.
Scientists at St. Jude Children's Research Hospital studied enhancers that regulate Foxp3 gene expression to control effector and killer T cells. They found that these enhancers work together to curb the immune cells' activity, ensuring they only attack cancer cells.
Researchers discovered that natural killer cells ramp up aerobic glycolysis about five days before T cells respond, shedding light on their role in mounting a rapid immune response. The findings have implications for using NK cells as immunotherapy in cancer treatment and cell therapy.
Researchers discovered that acute myeloid leukemia cancer cells depend on the Fanconi anemia pathway, which can be inhibited to kill cancer cells. This finding could lead to more effective and safer cancer treatments.
Researchers found radiotherapy induces consistent genomic damage through DNA deletions, which can lead to poor outcomes. Targeting error-prone DNA repair mechanisms may enhance radiotherapy efficacy.
Researchers discovered that head and neck cancer cells subvert adjacent normal tissue to promote aggressive invasion and metastasis. The study found that two proteins secreted by cancer cells suppress a key gene, DMBT1, in nearby healthy tissue.
A team of researchers at Texas A&M University used experimental cellular evolution to study how cells respond to controlled mechanical properties. They found that cellular mechanosensing is not optimal but a tradeoff, and that cells can evolve under selection pressure from biomaterials of controlled stiffness.
Researchers developed two experimental drug approaches targeting cancer cell metabolism, showing promise in treating highly aggressive pediatric brain cancer. The treatments extended survival and enhanced effectiveness of standard chemotherapies in patients with MYC-amplified medulloblastoma.
Researchers propose a new atavistic model of cancer, suggesting that ancient genes and reversions to ancestral forms are responsible for cancer's ability to survive and proliferate. The Serial Atavism Model challenges the conventional standard model of cancer, offering a novel perspective on the disease.
Researchers at NYU Abu Dhabi have developed a non-contact probe that enables the analysis of single cells within tumors without disrupting their spatial configurations. The tool can also introduce foreign materials to selected cells, facilitating advanced studies on complex diseases like cancer and Alzheimer's.
A groundbreaking study by University of Minnesota researchers shows how engineered immune cells can move faster and more effectively through tumors, improving cancer therapies for millions worldwide. The research uses advanced gene editing technologies to modify T cells, enabling them to recognize and destroy cancer cells.
A retrospective study found that CT features can help select patients with stage IA non-small cell lung cancer for sublobar resection. Peritumoral interstitial thickening and pleural contact were independently associated with pathologic lymphovascular invasion, predicting recurrence-free survival after the procedure.
A team of researchers has created a nanostructured microscope coverslip that allows high-contrast pseudo 3D images of unstained biological cells to be obtained. This breakthrough method enables the visualization of cell shape and nucleus details, crucial for disease detection.
Scientists discovered esophageal cancers reactivate ancient retroviruses hidden in the human genome, which can make cancer more susceptible to immunotherapy. Researchers found a specific enzyme called ADAR1 degrades toxic double-stranded RNAs produced by ERV expression, and inhibiting it may enhance treatment efficacy.
Researchers discover how cancer cells reorganize DNA in 3D structure to ramp up activity of cancer-promoting genes. Epigenetic marks alter chromosome structures, leading to novel local interactions and over-expression of oncogenes.
Researchers found that purines can trigger a functional disturbance of BRD4 and impact chromatin accessibility. Adenine restores BRD4 functionality, suggesting its potential as a new therapeutic approach for BRD4-induced cancer types.
Researchers found that about half of pancreatic cancer cell lines are dependent on peroxiredoxin 4 for survival. Targeting PRDX4 led to DNA damage and cell death in cancer cells, but not normal cells. This discovery reveals a potential therapeutic window with less toxicity.
Epithelial cells line organs and tissues, using two languages to communicate with neighboring cells. The discovery could help understand cancer spread and develop new treatments.
A UMass Amherst research team has engineered a nanoparticle that can deliver cancer-fighting drugs to specific cells, reducing side effects. The innovation combines biologics and antibody-drug conjugates, enabling safer treatments for various genetic diseases.
A team of scientists at the Paul Scherrer Institute has discovered 27 binding sites on tubulin, a critical protein in the cell cytoskeleton. Eleven of these sites were previously unknown and hold promise for developing new cancer-fighting agents.
Researchers developed nanosized cargo packages that can deliver water-soluble proteins into cancer cells while keeping them intact. The 'nanobrushes' use polymer strands with antibodies on the outside and protected proteins within.