Articles tagged with Cancer Cells
Cancer Research UK scientists found that some cancer cells can survive gene damage caused by HDAC inhibitor drugs, triggering a 'survival' response. This mechanism rebalances tags and maintains normal gene activity, making it harder for the drug to kill cancer cells.
Scientists have identified a FOXC1 gene that causes more aggressive cancer in AML patients. When switched on in blood cell tissue, it stunts the development of blood cells and stops them maturing into normal specialized blood cells, leading to faster cancer growth.
Cancer patients who receive chemotherapy treatment for a sustained period have heightened levels of reactive oxygen species (ROS), which correlates with drug resistance. The study proposes a measure of relative ROS levels under normal conditions to help determine if patients are becoming resistant to cancer drugs.
Researchers discovered how capsaicin interacts with cell membranes, finding that it lodges near the surface and can cause membranes to come apart. This insight may lead to novel tools against cancer or other conditions. The study appeared in ACS' The Journal of Physical Chemistry B.
A new method of harvesting and growing lung stem cells has been developed by researchers at NC State University, which could provide an effective treatment for idiopathic pulmonary fibrosis (IPF). The study used a multicellular spheroid environment to enrich adult lung stem cells, which showed promise in mice trials with reduced inflam...
Researchers at Imperial College London have created a fluorescent molecule that can reveal the presence of quadruplexes in living cells. This breakthrough could be a game changer to accelerate research into these DNA structures and identify new compounds that can bind to them, potentially leading to new cancer treatments.
A team of researchers has identified a new role for the RAB35 protein in cancer development, finding that it stimulates key growth-control pathways and can transform normal cells into cancerous ones. The study suggests that dysregulated membrane trafficking may play an important role in oncogenesis.
Researchers discover that altering protein recycling complexes in human cells enables cancer cells to resist treatment with proteasome inhibitors, a class of drugs used to kill cancer cells. The discovery highlights the potential for targeting this resistant state to develop new cancer treatments.
A clinical trial of a personalized cell therapy, CTL019, achieved an overall response rate of 57% and complete remissions in eight out of 14 patients with chronic lymphocytic leukemia (CLL). The therapy, developed by Penn researchers, involves reprogramming patients' own T cells to hunt and kill cancer cells.
Researchers found that Brazilian wasp venom's MP1 toxin selectively kills cancer cells by interacting with abnormally distributed lipids on their surface. The peptide creates gaping holes, allowing critical molecules to escape and potentially leading to new anticancer drug development.
Researchers find that using a monoclonal antibody to block the 'eat me' signal on malignant cells triggers a more potent immune response in dendritic cells, which then activate killer T cells and boost adaptive immunity. The study suggests a new approach for developing an effective cancer immunotherapy.
Cancer cells can be made vulnerable to autophagy shutdown by combining an FLT3 inhibitor with an autophagy blocker. This combination prevents cancer cells from metabolizing glucose and mobilizing stored nutrients, leading to cell death. The study provides evidence that this approach could be a new way to treat various types of cancer.
Scientists have created a nanoscale vehicle made of DNA to shuttle the CRISPR-Cas9 gene-editing tool into cells. This 'nanoclew' ensures precise control over the dosage of editing, reducing unintended edits. The researchers successfully tested the system in cancer cell cultures and tumors in mice, achieving promising results.
Researchers at the Salk Institute have identified a critical difference in how cells respond to DNA breaks versus viral infections. The discovery reveals that cells can selectively neutralize viral DNA without triggering a global response, which could lead to the development of new cancer-selective viral therapies.
Researchers at Florida State University have identified a protein called Treslin that shows promise in stopping the unregulated division of cancer cells. Treslin stimulates the activation of helicase, a key enzyme involved in DNA replication, and assembles it for cell division.
Researchers at the University of Texas Health Science Center have identified a new electrical mechanism that controls molecular switches regulating cell growth. The study focuses on K-Ras mutations found in 20% of human cancers, which can lead to uncontrolled cell division and cancer.
Scientists at Emory University School of Medicine found that alpha lipoic acid can stimulate telomerase, the enzyme that lengthens telomeres, with positive effects in a mouse model of atherosclerosis. The discovery highlights a potential avenue for treating chronic diseases.
Researchers in China have developed tiny nanocrystals that can specifically target and identify cancer cells, potentially leading to earlier diagnosis and treatment. The nanocrystals, made from heavy metals lanthanum and europium, can be used as 'staining' agents to highlight diseased cells under a microscope.
Researchers found that tubulin assembly involves a single machine comprising the largest four genes, which powers the process using chemical energy and assembles microtubules that play critical roles in cell structure and division. Understanding this system may provide new strategies for controlling microtubules in cancer cells.
Researchers at VIB and KU Leuven found that inhibiting PHD1 prevents p53 activation, leading to improved response to chemotherapy in colorectal cancer cells. This discovery offers new therapeutic potential for increasing sensitivity to chemotherapeutic treatments.
Researchers found that ribosomes can translate the 'untranslated region' of mRNA, producing small proteins whose functions are unknown. This discovery opens up new questions about cancer cell growth and how cells respond to stress.
Researchers at Oregon State University have made a significant advance in photodynamic therapy to combat ovarian cancer, achieving complete cancer cell elimination with no regrowth of tumors. The new approach combines existing techniques with compounds that make cancer cells vulnerable to reactive oxygen species, reducing natural defen...
Researchers found that malaria infections cause widespread DNA damage in B lymphocytes, increasing the risk of blood cancers. Chronic inflammation from malaria promotes genomic instability, leading to mutations and cancerous changes.
A phase 1 trial demonstrates the safety and effectiveness of resiquimod gel in treating early-stage cutaneous T cell lymphoma, causing regression of both treated and untreated tumor lesions. The treatment also enhances immune response, leading to healing of even untreated lesions.
Researchers have discovered that protein Hsp90 triggers cancer cell metabolism, providing a potential therapeutic target. The modified protein is toxic to cells in neurodegenerative disorders but acts as a pro-survival agent in tumor cells.
Researchers have developed a yeast model to investigate a gene mutation that causes massive DNA damage and allows cells to continue dividing. The study reveals how cells ignore genetic damage and form micronuclei, which are commonly found in cancer cells.
Researchers developed a biosensor to measure Mitochondrial Pyruvate Carrier (MPC) activity in malignant cells, finding low MPC activity compared to healthy cells. Treating cancer cells with a new compound restored normal MPC activity, suggesting the carrier's dysfunction is responsible for its inactivity.
Worcester Polytechnic Institute researcher Amity Manning is awarded $747,000 from the National Institutes of Health to explore molecular mechanisms driving genetic instability in cancer cells. The goal is to turn the genetic tables against cancer by understanding how specific molecules affect DNA packaging and organization.
ATF3 is a critical protein that helps repair DNA damage and prevent cancer. When cells experience stress, ATF3 binds to the Tip60 protein, promoting DNA repair and cell response. The study suggests that increasing ATF3 levels could lead to new cancer therapies.
A novel combination of techniques is used to create a biocompatible nanodevice that can deliver localized heating to cancer cells while accurately sensing temperature with diamond nanocrystals. This allows for precise targeting of biological molecules and effective thermal cancer therapy.
Researchers develop novel imaging technology to visualize brain's intricate structures, including neurons and blood vessels. The breakthrough enables scientists to study neurological disorders and understand how brain development shapes individual identity.
A team of international scientists decoded the molecular characteristics of a fatal subtype of leukemia in children, paving the way for new therapeutic approaches. The study identified genetic aberrations and altered gene expression programs that lead to tumorigenesis, providing potential druggable targets.
Researchers discovered that a protein imbalance, specifically between Plcγ1 and Grb2, can lead to cell proliferation and cancer formation. High levels of Grb2 relative to Plcγ1 are associated with a favorable prognosis in ovarian cancer patients.
Researchers at the University of Toronto have discovered a motor protein complex that transports severely damaged DNA within cells. The discovery sheds light on how cancer operates and could lead to new anti-cancer drug targets.
A RIKEN-led team has developed a large-scale map of primary cell-to-cell interactions, revealing common signaling routes between cells and new insights into receptor evolution. This data can contribute to the development of medical treatments by identifying potential targets for therapies in various diseases.
Researchers discovered that cancer cells incorporate chemically modified nucleosides into their DNA, which is toxic to them. The study found that modifying these nucleosides could be used as a specific anti-cancer agent, exploiting epigenetic changes in cancer cells.
A new model suggests that evolutionary pressures from healthy tissue keep cells with cancerous mutations in check. The study proposes that the ecosystem of a healthy tissue landscape allows healthy cells to outcompete those with cancerous mutations, but when this balance changes due to aging or stressors, cancer cells can thrive.
A team of Canadian and British researchers has made a breakthrough discovery about the cell division mechanism, finding that chromosomes emit signals to influence microtubule action. This signaling pathway is crucial for the segregation of chromosomes during cytokinesis, a critical step in cell division.
Researchers have developed a new cancer drug FY26 that is 49 times more potent than Cisplatin, effectively shutting down the metabolism of cancer cells. The drug works by forcing cancer cells to use their mitochondria, which are defective in healthy cells, leading to cell death.
Research from the University of Cambridge found that exhausted immune cells are bad news for infections, but good news for autoimmune diseases like lupus and Crohn's disease. The study suggests that targeting T cell exhaustion could lead to more effective treatments for these conditions.
Scientists at Salk Institute and Sanford Burnham Prebys Medical Discovery Institute have developed a drug that inhibits the first step of autophagy, a process used by cancer cells to recycle nutrients. This breakthrough opens new avenues for treating resistant cancers.
Scientists have developed nanoscale hybrid materials for noninvasive cancer diagnosis, offering improved image resolution and minimal toxicity. These hybrid materials combine strong fluorescence, high photostability, and great biocompatibility, making them promising for clinical bioimaging applications.
RIT professor Hans Schmitthenner is designing molecular imaging compounds that selectively target prostate cancer cells, using contrast dyes for improved detection. The preclinical phase project aims to enhance image-directed biopsies, potentially reducing pain and side effects.
Researchers developed a novel live-imaging system to study gene transcription and nuclear position, enabling simultaneous measurements of these processes. The technique shows high specificity and has potential applications in studying higher-order gene regulation and cell-to-cell heterogeneity.
Researchers found that H. pylori infection causes distinct DNA damage patterns in human cells, resembling those seen in gastric cancer. The study suggests a causal link between the bacterium and cancer development.
Researchers at Helmholtz Zentrum München have found that the viral protein LMP2A helps EBV-infected cells evade immune detection. This may contribute to the development of cancer, particularly in nasopharyngeal carcinoma and Hodgkin's lymphoma.
A new study suggests that cell fusion can initiate cancerous processes and tumor formation through 'genomic catastrophe', leading to chromosomal instability and DNA damage. Fused cells from rat intestinal epithelial cells formed tumors in immunodeficient mice, providing evidence for a molecular mechanism driving neoplastic transformation.
Scientists at Scripps Research Institute found that a natural compound called leinamycin (LNM) E1 can be activated by reactive oxygen species, leading to DNA damage and cell death in cancer cells. The study reveals promising therapeutic potential for LNM E1 against prostate and other cancers.
Researchers at Arizona State University identify five foundations of multicellularity that cancer cells bypass to fulfill their selfish needs, leading to disastrous outcomes for the organism. The study provides clues about how to diagnose and treat cancer, a disease with rapid evolution capabilities.
Researchers discovered that double-strand breaks occur at replication fork stalling sites due to collision. The study found that non-homologous end-joining is the primary repair method used in this context, despite its potential for errors.
Researchers at The Wistar Institute have discovered how a specific variant of the condensin protein complex plays a crucial role in regulating DNA structure and promoting cellular senescence. This finding provides valuable insights into the anti-cancer activity of cells and could lead to the development of new therapies
Researchers at OIST Graduate University mapped the points along the genome where a scaffolding protein called condensin binds. Condensin is essential for reassembling copied genomic fragments into chromosomes and maintaining genetic integrity.
A team of researchers at the IRCM has made a breakthrough discovery about how DNA is organized in our cells. They found that two specific proteins play an essential role in maintaining the proper structure of chromatin.
A recent study found that the thunder god vine extract reduces food intake by up to 80% and causes a 45% decrease in body weight in obese mice. The compound Celastrol enhances leptin action, a hormone signaling fullness to the brain, improving ER function and sensitivity.
Researchers at Winship Cancer Institute of Emory University have discovered a novel strategy to exploit apoptosis in lung cancer treatment by inhibiting the Bcl-2 protein. A new class of compounds has been identified that bind to the BH4 domain of Bcl-2, promoting cancer cell death.
Researchers have designed a nanoparticle-based therapy that effectively treats mice with multiple myeloma, a cancer of immune cells in the bone marrow. The nanoparticles carry a Myc inhibitor, which blocks a protein active in many types of cancer, and increase survival by 23 days compared to control groups.
Researchers from the University of Cambridge captured the process of cytotoxic T cells destroying cancer cells using state-of-the-art imaging techniques. The study reveals the remarkable precision and efficiency with which these cells patrol our bodies, identifying and eliminating virally infected and cancerous cells.
Researchers found that MET inhibitors can have a double-edged effect on tumors, promoting cell-cycle arrest or death in cancer cells while blunting pro-inflammatory reactions in neutrophils. This discovery could lead to optimizing cancer treatment by stratifying patients based on MET expression and dependency.
Scientists at CSHL have developed a method to comprehensively identify binding pockets inside cancer cells that can be targeted by drugs. Using CRISPR, they surveyed about 200 potential targets and identified six known targets and 19 new ones in leukemia cells.
A study published in the Journal of Cell Biology suggests that new understanding of cell division can reveal potential targets for cancer therapy. Researchers have identified key steps in cell division and highlighted novel targets that could be inhibited to block cancer cell division.