Articles tagged with Cancer Cells
Researchers discovered that minor clones present at low levels in leukemia cells often drive relapse, contradicting the assumption that mutated cells with more mutations are more likely to survive therapy. The study's findings have implications for monitoring patients in remission and detecting signs of relapse.
Researchers in Berlin have successfully generated human T cell receptors that specifically recognize and destroy cancer cells. The breakthrough, published in Nature Biotechnology, could lead to new cancer therapies by training the immune system to attack tumor cells.
Scientists have created buckybombs, nanoscale explosives that could target and eliminate cancer cells at the cellular level without affecting surrounding tissue. The new explosives were built by attaching nitrous oxide molecules to a Bucky-Ball and then heating it, triggering a controlled explosion.
Researchers at the University of Leeds have discovered a rare African bush that may help treat kidney cancer. The Phyllanthus engleri plant contains a chemical called Englerin A, which activates specific proteins in renal cancer cells, leading to their death.
Researchers develop a novel approach to drug design using diabodies to tune cytokine receptor signaling. The method shows promise in targeting cancer cells and has the potential to reduce side effects by selectively blocking pathologic signals.
Researchers at the University of Sydney have discovered a key RNA mechanism that helps plants adapt to their environment, which could lead to improved crop yields and gene therapies for diseases like cancer. The findings also suggest similar mechanisms exist in humans, providing new avenues for medical research.
Researchers at Walter and Eliza Hall Institute developed a new genome-editing technology to target and kill blood cancer cells. The CRISPR/Cas9 system was used to delete an essential gene for cancer cell survival, showing promise for treating human diseases arising from genetic errors.
Two proteins critical for maintaining healthy day-night cycles also protect against mutations that could lead to cancer. The study found that these proteins have an unexpected role in DNA repair, stabilizing a protein called Cry1 and preventing errors in DNA transcription.
Scientists studying human cervical epithelial cells found that distinct fractal patterns emerge only at the point of progression towards cancer. These findings could inspire targeting specific weak points in pathways leading to cancer development. Fractal patterns may hold importance in understanding cancer metastasis, where cancer cel...
Theoretical chemists generate maximally random, jammed states using a computer algorithm, revealing new insights into the nature of randomness. These findings have implications for materials science and photonics, where randomly dispersed patterns can create unique properties.
Intermediate filaments of vimentin 'insulate' mitochondria in cancer cells from destruction, preserving energy reserves. This discovery may lead to the development of new drugs that effectively treat cancer.
Chemists at Bielefeld University develop copper-based anti-tumor agent that targets DNA phosphates, disrupting cellular processes and killing cancer cells. The new agent shows higher efficacy than cisplatin in killing cancer cells at lower concentrations.
Researchers identified a genetic variation associated with increased risk and severity of peripheral neuropathy in young leukemia patients treated with vincristine. The high-risk CEP72 variant may allow for reduced vincristine doses without compromising cancer treatment efficacy.
A study by Brigham and Women's Hospital researchers uses epigenomic maps to predict a cancer's cell type of origin, providing new insights into early cancer events. This discovery could help guide treatment decisions for patients with unknown primary sites, which pose significant challenges.
A new study suggests that understanding species extinction can help drive cancer cells to annihilation. The authors identify two critical factors governing species resistance to extinction: evolveability and robustness to perturbations. These characteristics may have important correlates among some types of cancer cells.
Scientists have created a new model organism for studying aging in the naturally short-lived African turquoise killifish. The researchers developed a genome-editing toolkit, allowing them to rapidly manipulate genes and study aging-related diseases.
A new approach, called an evolutionary trap, steers cells into one evolutionary path while shutting off others, then knocks out the cell population for good. The strategy may be applied to various clinical scenarios where drug resistance is a problem.
Researchers at McGill University developed a powerful new intraoperative probe for detecting cancer cells in real time during surgery. The Raman spectroscopy probe has a greater than 92% accuracy in identifying invasive brain cancers, and its use may improve patient outcomes by reducing cancer recurrence and extending survival times.
Scientists have created a conjugate molecule that targets and suppresses prostate cancer growth in mice, using a near-infrared dye and MAO-A inhibitor. The compound NMI shows promise as a therapeutic and diagnostic tool for prostate and other cancers.
Researchers at the University of Chicago Medical Center have created a new screening tool for ovarian cancer that can rapidly test compounds to block metastasis. The three-dimensional cell-culture system mimics human tissue and has identified small molecules that inhibit adhesion and invasion.
Researchers have visualized the molecular process behind a protein that punches holes into cancer cells, using edible oyster mushrooms as inspiration. The findings could lead to new treatments for autoimmune diseases, malaria, and pests in agriculture, while also introducing a powerful tool against infectious diseases.
Researchers discovered that lab-grown cells undergo rapid changes within three days of adaptation to their new environment. This finding affects the interpretation of past studies and provides clues for improving cell cultures.
Scientists at TU Dresden have presented a novel method, real-time deformability cytometry (RT-DC), to mechanically screen large populations of cells quickly and accurately. This technology enables the continuous, on-the-fly mechanical screening of hundreds of cells per second.
Fox Chase researchers discovered that pancreatic cancer cells sidestep chemotherapy by hijacking the vitamin D receptor, a key mechanism driving chemotherapeutic effectiveness against pancreatic cancer. The findings raise hopes for developing new treatments that can selectively kill cancer cells while leaving healthy cells unharmed.
Researchers at UMD have developed a technology platform for creating targeted drug and vaccine delivery vehicles using customized soap bubbles. The technology can produce 1,000 doses of vaccines in just 72 hours.
Researchers used game theory to model cooperation among cancer cells, finding that free-riding cells can outcompete producing ones. Computer simulations and experiments with pancreatic cancer cells validated the predictions, suggesting new insight into cancer dynamics.
A green tea compound may trigger a process in the mitochondria that leads to cell death, reducing cancer cell defenses. Researchers found EGCG selectively targets sirtuin 3 in cancer cells, causing oxidative stress and programmed cell death.
A new protein-based therapy has been developed to target drug-resistant leukemia cells, with promising results in mouse models and potentially amplifying the potency of standard treatment options. The fusion protein CD19L-sTRAIL selectively binds and delivers a 'death signal' to leukemia cells.
Researchers at the University of Copenhagen have discovered that Ras protein misregulation is linked to cell shape. By targeting changes in membrane curvature, they hope to develop new ways to diagnose and treat cancers.
Researchers have found that cooperation between cancer cells leads to the evolution of resistance and relapses after therapy. A new treatment approach involves genetically modifying cancer cells to remove growth factor-producing genes, potentially eliminating tumor heterogeneity.
Researchers have discovered that highly efficient DNA methyl transferase 1 (DNMT1) enzymes found in cancer cells are responsible for the abnormal turning on and off of genes. The findings suggest that a drug targeting this enzyme may be beneficial for cancer treatment, potentially reducing cancer relapse.
Researchers propose a novel approach to cancer therapy by subtly hardening cancer cells to prevent metastasis. They've identified a compound, 4-HAP, that shows promise in fighting pancreatic cancer.
A new study identifies pyruvate carboxylase as a key metabolic enzyme that drives proliferation in non-small cell lung cancer. Elevated PC expression was found in cancerous tissues and decreased growth rates when PC was reduced or inhibited.
A new statistical method for RNA-seq analysis has identified and corrected for hidden structure between cells, revealing new subtypes that may have distinct functions. This breakthrough allows researchers to create more accurate gene-expression profiles and explore cell types in cancers and diseases.
The Damon Runyon-Rachleff Innovation Award funds novel approaches to fighting cancer, enabling exceptionally creative thinkers to develop high-risk/high-reward ideas that lack preliminary data. The awardees have the potential to significantly impact cancer prevention, diagnosis, and treatment.
Researchers have discovered that targeting a cell 'survival' protein could help treat some lymphomas, including those cancers with genetic defects that make them resistant to many existing therapies. Removing MCL-1 causes the death and elimination of lymphoma cells that had become resistant to conventional cancer treatments.
Researchers at UCSB's Reich Group have developed a method for spatially and temporally controlling the release of proteins inside cells using near-infrared laser-activated nanocarriers. This technology allows for targeted protein delivery, enabling new avenues for basic research and therapeutic applications.
Researchers developed a drug delivery technique using graphene strips to sequentially deliver two anticancer drugs, TRAIL and doxorubicin, targeting distinct parts of the cell. The technique significantly improved treatment efficacy compared to isolated therapies in mouse models targeting human lung cancer tumors.
Researchers have identified a novel cellular biomarker that can determine if a tumor has a potentially lethal mutation in the p53 protein, which is often referred to as the 'guardian of the genome'. The new biomarker can be used to assess p53 status in as little as 15 minutes.
Researchers developed a system to selectively insert compounds into cancer cells, identifying malignant tissues for precise surgery. The technology uses near-infrared light to kill remaining cancer cells, promising a more accurate and effective approach to cancer surgeries.
Scientists discovered a small molecule, 6-thiodG, that can stop cancer cell growth and shrink tumors in mice. The compound works by disrupting the normal way cells maintain telomere length, triggering cell death.
Researchers at Case Western Reserve University identified a way to increase the presence of the 53BP1 protein, which weakens cancer cells and makes them more susceptible to radiation and chemotherapy. The breakthrough could lead to improved cancer treatment outcomes if supported by animal model tests.
Researchers have found a new potential target for liver cancer treatment in the protein TREM-1, which accelerates chronic inflammation. Studies suggest that blocking TREM-1 can block the conversion of healthy cells to cancerous ones and even stop progression of existing cancer.
Researchers found that lung cancer cells sever protein ties, allowing them to break loose and spread. Targeting this process could stop lung cancer from spreading by keeping cells stuck together.
Penn researchers developed mathematical models of collagen matrix stiffness, providing insights into fibrosis, cirrhosis, and certain cancers. The models show that nonlinear elasticity can arise from the ECM's fibrous structure, allowing for long-range force transmission and bridging formation.
A study led by St. Jude Children's Research Hospital scientists has identified the population of white blood cells that tumors use to enhance growth and suppress the disease-fighting immune system. Monocytes are primarily responsible for T cell suppression around tumors.
Scientists develop novel class of molecules that could revolutionize immunotherapy for cancer and other diseases. The synthetic antibody mimics, or SyAMs, are smaller than current biologics and may avoid their risks.
A team of researchers has discovered a previously unknown form of multidrug resistance in cancer cells, known as inducible drug glucuronidation. By understanding this chemical pathway, scientists may be able to develop new treatments that can overcome this resistance and improve patient outcomes.
Researchers at Yale University have developed synthetic antibody mimics (SyAMs) that target disease cells and stimulate immune responses, offering potential for treating prostate cancer and other diseases.
Researchers found that infant cells must undergo a developmental process involving specific genes before they can participate in group interactions. The study identified the Lsd1 gene as crucial for ovarian follicle progenitor cells to mature at their normal rate.
Researchers found that adding thymine to normal cells stimulates gene production and causes them to multiply. This could lead to a treatment supplement to boost healthy cell production during chemotherapy, while minimizing side effects.
Researchers at the Buck Institute discovered that senescent cells secrete PDGF-AA, which accelerates wound closure and heals wounds normally. This finding suggests that cellular senescence may play a beneficial role in human health throughout the lifespan.
Researchers at the University of Manchester discovered a molecular 'tag team' controlling cell division in yeast cells. This relay system ensures proper regulation of mitotic exit, a critical step in preventing abnormal growth and cancer development.
Scientists at IRB Barcelona have identified two derivatives of borrelidin that completely remove the parasite load from mice and confer immunological memory to fight future infections. These compounds act on the protein production machinery of the parasite, making them efficient in all phases of infection.
Scientists at MCW found a link between sleep loss and cell injury, particularly in the liver, lung, and small intestine. Recovery sleep from deprivation restores balance and decreases cell injury, elucidating previous research on sleep abnormalities as risk factors for diseases like cardiovascular disease and cancer.
Researchers identified a critical pathway that enables cancer cells to survive despite DNA errors, relying on the PKCƐ signal pathway. Disrupting this pathway could trigger cancer cells to self-destruct, offering a new strategy to beat the disease.
In an early-phase clinical trial, a new type of cancer therapy targeting the IDH2 gene produced dramatic results in patients with advanced leukemia. The study found that AG-221 blocked the mutated protein, allowing immature white blood cells to develop normally and leading to complete or partial remissions.
New immunotherapy treatments aim to enable the body's natural defenses to recognize and destroy malignant cells. Studies present promising early data that encourage long-term outcomes among patients who have not responded to other therapies, including checkpoint inhibitors and drugs targeting the PD-1 pathway.
Researchers found that cancer cells and fibroblasts collaborate to invade the basement membrane, a process that begins long before the actual movement of cancer cells. CAFs secrete more proteases and matrix proteins than normal fibroblasts, which helps them remodel the basement membrane.
Researchers demonstrate that the innate immune system recognizes weaker cells and activates programmed cell death, eliminating them in a process called cell competition. This phenomenon has implications for cancer research and early disease detection.