Articles tagged with Cancer Cells
A new study found that self-induced DNA breaks in immune cells activate genes responsible for their migration and homing to fight invaders. This discovery sheds light on a rare genetic disorder, ataxia telangiectasia, and may have implications for cancer research.
Researchers at Burnham Institute have created a peptide that converts Bcl-2, a protein protecting cancer cells from programmed death, into a pro-apoptotic molecule. This breakthrough may lead to novel cancer therapies, as the peptide induces cell death in cancer cells.
Researchers discovered a molecule called ACF7 that helps regulate and power cell movement along the extracellular matrix. Without ACF7, cellular movement slows down, suggesting its importance in preventing cancer cell migration and metastasis.
Researchers at Memorial Sloan-Kettering Cancer Center found that vitamin C supplements reduce the effectiveness of a wide range of anti-cancer drugs in laboratory cancer cells and mice. Vitamin C appears to protect mitochondria, which are essential for cell survival.
Researchers found that when a single telomere is lost, it can cause many abnormalities in a cell's chromosomes, leading to cancer. A new treatment route for cancer may be possible by interfering with the process of adding new telomeres.
Researchers discovered that existing anti-obesity drugs can inhibit viral replication by targeting fatty acid metabolism. The study found a thousand-fold reduction in HCMV replication when using drugs like TOFA and C75. This approach may provide an exciting antiviral treatment option.
Researchers found that ellagic acid increases programmed cell death and decreases proliferation of pancreatic cancer cells. The compound also reduces the activity of the pro-survival transcription factor NF-kB, which may help overcome resistance to radio and chemotherapies.
Researchers developed a secretory Apoptin fusion protein that induces apoptosis in hepatocellular carcinoma HepG2 cells, offering new potential for cancer gene therapy. The study's findings suggest the therapeutic usage of Apoptin may be increased with its secretory characteristic.
A team of researchers at M. D. Anderson Cancer Center has discovered a biomarker for bladder cancer using fluorescence in situ hybridization (FISH) tests on urine samples, identifying all 23 cancer cases and correctly characterizing six of seven controls as not having bladder cancer.
Research finds that anti-apoptotic Bcl-2 proteins, such as Bcl-xL and Mcl-1, contribute to apoptosis resistance in colorectal cancer cells. Knockdown of these proteins sensitizes CRC cells to chemotherapy and targeted therapies, suggesting a potential new approach to improving treatment outcomes.
Researchers developed a 'suicide gene' delivery approach that successfully kills pancreatic cancer cells by over 95 percent, targeting only cancer cells with minimal harm to normal ones. This innovative strategy uses mesothelin DNA linked to diphtheria toxin, effectively hijacking cancer cell machinery.
Scientists have developed a new imaging technique that enables the identification of proteins in cells by analyzing their energy flow. This technique, known as coherent two-dimensional infrared spectroscopy (2DIR), has been successfully tested in laboratory experiments and holds promise for improving protein analysis and discovery.
A unique case of gastric cancer combined with adenocarcinoma, choriocarcinoma, and neuroendocrine cell carcinoma has been reported. The prognosis for this rare type of gastric cancer is poor, as seen in the case where the patient died due to hepatic failure.
Duke University scientists have developed a new microscopy technique that enables peeking so deep into living tissue as to see molecules interacting. By combining optical coherence tomography with miniscule particles of gold, researchers can achieve higher resolutions than traditional methods.
Researchers at Max Planck Institute of Neurobiology found that tiny pores on the cell surface allow granzymes to enter cells, providing a new target for therapeutic methods. The discovery could lead to improved treatments for chronic virus infections and cancer.
Researchers have developed new therapies targeting out-of-control growth circuits in cancer cells, leading to improved survival rates. Advances in understanding head and neck cancer have also allowed doctors to better preserve organ function and increase early detection strategies.
A new study has resolved a 50-year-old debate on cell division, finding that both polar relaxation and equatorial stimulation mechanisms exist in cells. This discovery may aid cancer research and provide insights into genetic diseases.
Researchers at Ohio State University's Comprehensive Cancer Center discovered that mice can develop normally with just one of the four E2f genes. The study suggests that the location and timing of gene activity play a crucial role in development, contradicting previous assumptions about cancer-causing gene regulation.
Scientists at the University of York have discovered a new role for Natural Killer cells, which can make diseases worse in certain cases. The research suggests that these cells produce chemicals that inhibit immune responses, leading to potential breakthroughs in treating chronic infections and cancer.
Researchers found a significant association between ACE inhibitor and ARB use and reduced incidence of basal cell carcinoma and squamous cell cancers in U.S. veterans. The study revealed a 39% relative reduction in basal cell cancer and 33% relative reduction in squamous cell cancers among users compared to non-users.
Ohio State University researchers have developed coatings that encourage neurons in the body to grow and connect with electrodes, boosting implant effectiveness. The coatings, which release neurotrophins over time, show promise for treating conditions such as Parkinson's disease and macular degeneration.
Researchers at UNC are developing a unique way to deliver a nucleic acid derived from bacteria to tumors, allowing the body's immune system to recognize and attack cancerous cells. The goal is to create a reliable delivery method for immunotherapy, which has shown promise but faces challenges in consistency.
A protein complex regulating primary cilia formation has been identified by NYU researchers. The complex involves three proteins: CEP290, CP110, and Rab8a, which work together to promote cilia formation on mature cells. This discovery may lead to new drug targets for diseases such as polycystic kidney disease, retinal degeneration, and...
Researchers at Rockefeller University amplify cell death signals to induce self-destruction in precancerous cells. By inactivating a protein called IAP, they found that mice without the RING domain lived twice as long as those with it, highlighting a potential breakthrough in cancer therapy.
Researchers at the University of Texas Medical Branch have found that shutting down gastrin-releasing peptide receptors can dramatically suppress neuroblastoma tumor formation and slow its spread. This breakthrough could lead to the development of new therapies for this devastating disease.
Researchers have developed irreversible electroporation (IRE), a minimally invasive technique that uses electric pulses to destroy cancer tissue without heat. The technology has shown promising results in laboratory testing and preclinical mouse models, with complete regression achieved in 92% of treated tumors.
Researchers use ruthenium as a catalyst to increase oxidant levels in infected cells, ultimately destroying cancerous cells. The study offers a promising alternative to traditional cancer treatments, which often adapt quickly to targeted drugs.
Researchers discuss the difficulties in diagnosing and treating Barrett's oesophagus, a pre-cancerous condition often associated with chronic acid reflux. The authors suggest improving detection and treatment by developing standardized indicators, less costly screening methods, and laboratory animal models.
The Scripps Research Institute team has identified a protein called Nrm1 that plays a crucial role in regulating the cell cycle. When DNA replication stalls, Nrm1's repression of certain genes is blocked, allowing those genes to be expressed again, which enables the production of proteins needed to correct the problem.
Researchers develop powerful tool for investigating gene function using siRNA and lentiviral vectors. The method enables long-term down-regulation of specific target genes in various cell types, facilitating cancer cell biology studies.
Researchers have discovered that methadone has surprising killing power against leukemia cells, including those resistant to chemotherapy and radiation. The agent activates the mitochondrial pathway, inducing apoptosis in cancer cells without harming non-leukemic blood cells.
A new study reveals that dividing cells exhibit an unprecedented level of regulation, with over 1,000 proteins becoming highly phosphorylated. This discovery has significant implications for understanding cell cycle disorders and developing therapeutic targets.
Scientists at NYU Langone Medical Center have identified a new cellular pathway that responds to DNA damage and is linked to the development of cancer. The pathway involves a process that targets proteins for disposal, which could potentially be used to sensitize cancer cells to treatment.
Scientists are using cyanobacteria and plant materials to identify anticancer lead compounds that may be more effective than current treatments. The goal is to develop naturally occurring substances that target key cellular targets such as the proteasome and histone deacetylase.
Researchers have developed a novel therapy that utilizes magnetic nanoparticles to target and capture cancer cells, which can then be removed from the body. This technology shows promise in treating ovarian cancer, where free-floating cancer cells spread throughout the abdominal cavity.
Researchers at DKFZ have developed a new simulation method to predict the molecular targets that control cell behavior. This breakthrough may lead to new treatments against cancer metastasis by targeting specific genetic changes.
Researchers at UGA's Franklin College of Arts and Sciences have identified a mechanism that explains how telomerase enzymes are recruited to chromosome ends in cancer cells. The study highlights the potential for targeting telomerase as a means to stop cancers from spreading, providing new avenues for investigation into cancer growth.
Research by VIB-K.U.Leuven scientists finds that location in cell affects carcinogenicity of NUP214-ABL1 protein, a kinase linked to T-cell acute lymphoblastic leukemia. This discovery opens new avenues for targeted therapies and potential treatment approaches.
Scientists at the University of Pennsylvania School of Medicine found that myosin-I motors sense minute changes in force to regulate cellular processes. This discovery has implications for understanding hearing, balance, glucose uptake, and more.
Researchers at Washington University School of Medicine discovered a single protein, HS1, that enables key functions of natural killer (NK) cells. The protein allows NK cells to pursue targets, latch on, and kill them. Further study of HS1 may open new possibilities for revving up NK cells to fight infections and cancer.
Scientists have discovered a chemical mechanism by which argyrin destroys tumours and prevents protein breakdown, leading to reduced tumour growth and no side effects. Researchers are now working to optimize the molecule for clinical testing in the near future.
A new study reveals that mantle cell lymphoma incidence is increasing, especially among men and Caucasians, with advanced stages detected in nearly 75% of patients. The research also highlights the need for better understanding of the disease's epidemiology and development of novel treatment agents.
A study by UT Southwestern Medical Center reveals that the protein TCF7L2 actually suppresses the growth of human cancer cells in culture, contrary to its previous role in promoting colorectal cancer. This groundbreaking finding opens new avenues for understanding and treating colorectal cancer.
Scientists discovered a compound, STF-62247, that induces autophagy in VHL-deficient kidney cancer cells, leading to selective cell death. This finding represents a new direction for targeted therapy against kidney cancer.
Researchers have identified a novel activity, called mitotic checkpoint factor 2 (MCF2), that prevents cells from dividing with improperly separated chromosomes. This finding may help increase the efficiency of cancer drugs and improve our understanding of mitosis.
A University of Texas at Austin biomedical engineer has received a $1.5 million grant to develop molecular imaging technologies for cancer screening, diagnosis, and therapy using nanoparticles. The project aims to detect and treat cancer at the cellular level, targeting cancer cells while sparing healthy tissue.
Researchers discovered how filopodia extensions are generated and integrated with lamellipodia/ruffles in human cancer cells. The study reveals a complex interplay between these actin-based structures, suggesting that suppression of filopodia is needed for efficient cell migration.
Researchers use monoclonal antibodies attached to carbon nanotubes that heat up when exposed to near-infrared light, killing cancer cells. The technique shows promise for targeting specific sites on lymphoma cells and potentially delivering a deadly payload.
Researchers developed a computer-based method called CoMet to analyze cellular activity and predict anti-tumor activity of metabolites. The tool identified nine metabolites that exhibit anticancer properties when added to leukemia cells.
Researchers at Tufts University have found that Smad proteins control the processing of a subset of microRNA, including miR-21. This discovery reveals a new role of Smad proteins in regulating microRNA processing, which is a contributing factor in cardiovascular disorders and cancer.
A Phase 2 clinical trial of GCS-100, a polysaccharide targeting galectin-3, demonstrates apoptosis induction and reduced leukocyte counts in relapsed CLL patients. The treatment was generally well tolerated with mild-to-moderate adverse events.
Researchers have developed artificial viruses that can transport genes and drugs into cancer cells, eliminating immune responses and potential side effects. The viruses are self-assembled using a ribbon-like protein structure, allowing for precise control over their size and shape.
Researchers at Duke University Medical Center have identified a subset of immune system B cells that can regulate inflammation. These regulatory B cells, called B10 cells, produce a potent cytokine that inhibits immune responses. Depleting or enhancing these cells may lead to new treatments for autoimmune diseases and cancer.
UT Southwestern faculty members Dr. Lora Hooper, Dr. Youxing Jiang, and Dr. Hongtao Yu were named as Howard Hughes Medical Institute investigators for their outstanding biomedical research. The HHMI appointment brings the total number of UT SWM faculty members to 13.
Delft University of Technology researchers have observed the spontaneous repair of DNA damage in real time, revealing a key mechanism for repairing breaks. This insight is crucial as errors in this process can lead to cancerous cell development.
Researchers at Goethe University Frankfurt have discovered two gatekeeper proteins, Rpn13 and an ubiquitin receptor, on the proteasome. This finding has significant implications for cancer research, as it may lead to the development of targeted drugs that can block protein breakdown and prevent tumor cell proliferation.
GAL-3 stimulates pancreatic stellate cell activation, which promotes the proliferation and invasion of pancreatic cancer cells. This interaction provides a new therapeutic target for controlling pancreatic cancer.
A new test using galectin-3 may help identify benign thyroid nodules, reducing the need for surgery. The test showed high sensitivity and specificity, with a positive predictive value of 82%.
Researchers have developed a novel method to expand natural killer cells from umbilical cord blood, effectively killing human leukemia cells in mice. The treatment demonstrates significant cytotoxic activity against both acute lymphocytic leukemia (ALL) and acute myelogenous leukemia (AML).
A new biosensor measures the oxidation state of glutathione, an important protection molecule, to detect cellular stress. The sensor is highly sensitive and precise, allowing researchers to track short-term variations in oxidative processes.