Articles tagged with Glioblastomas
Scientists found islands of highly potent immune cells in the bone marrow close to glioblastoma tumors, which play a central role in defending against cancer. This discovery may lead to innovative therapies and could improve patients' chances of survival.
Scientists discovered that Tumour Treating Fields (TTFs) improve Natural Killer cell killing by increasing degranulation, a sign of better cell function. The findings offer promising implications for treating glioblastoma and other cancers.
Researchers at NYU Abu Dhabi have discovered that the tumor suppressor protein Par-4 can cause a unique type of cell death called ferroptosis in human glioblastoma cells, while sparing healthy cells. This new understanding has the potential to inform the development of novel treatments for various hard-to-treat cancers and neurodegener...
Researchers have developed a new technique called burst sine wave electroporation (B-SWE) that can disrupt the blood-brain barrier around brain tumors without causing significant damage to healthy tissue. This method shows promise for treating aggressive brain cancers like glioblastoma, which currently have limited treatment options.
Pre-clinical trials show that targeted alpha radiation therapy can increase survival rates by up to 36.4% and has minimal adverse effects for patients. Researchers hope this new approach could improve current average survival rates beyond 18 months.
Researchers found that a 10-nanometer-sized nanoruler achieves the highest brain tumor accumulation, outperforming larger sizes. This discovery offers guidance for designing future brain tumor nanomedicines.
Researchers at the University of Michigan Health Rogel Cancer Center discovered that pediatric DIPG tumors have a distinct metabolic pathway that allows them to evade treatment. By inhibiting this pathway, radiation therapy became effective in killing cancer cells.
Adding anlotinib to the standard STUPP regimen for newly diagnosed glioblastoma patients may improve outcomes, with median PFS and OS of 10.9 months and 17.4 months respectively. Further studies are planned to explore this combination therapy's effects on survival and quality of life.
Researchers developed a novel immunotherapy approach using ultrasound to deliver chemotherapy and antibodies to the brain, boosting immune system recognition of glioblastoma cells. The treatment showed promise in improving responses to PD-1 blockade in patients with advanced brain tumors.
Researchers at Dana-Farber Cancer Institute have reported encouraging results from three separate studies on treatments for central nervous system lymphoma, breast cancer, and glioblastoma. CAR T-cell therapy showed a 94% overall response rate in patients with CNS lymphoma, while an antibody-drug conjugate plus checkpoint inhibitor imp...
Researchers found that blocking PI3K-beta makes glioblastoma cells more sensitive to temozolomide treatment, slowing down tumor growth. The study's findings could lead to new treatments for patients with chemotherapy-resistant glioblastoma.
A team from Korea University College of Medicine has discovered the evolutionary process of glioblastoma recurrence through proteogenomic analysis, providing potential therapeutic avenues. They found that recurrent tumors undergo neuronal transition and BRAF protein kinase activation, leading to resistance to standard treatments.
Researchers have developed a breakthrough therapy that can adapt CAR-T cell therapy to target solid tumors, potentially transforming cancer treatment. The therapy uses a novel antibody and costimulatory protein to activate T cells, overcoming the challenges of immune suppression in solid tumors.
Glioblastoma suppresses immune system by inducing pro-tumor macrophages via glucose-based epigenetic modification, allowing tumor growth. Targeting PERK enzyme may be a viable strategy to fight deadly brain cancer.
Glioblastoma cancer cells change their appearance and behavior to evade T-cell attack, rendering immunotherapy ineffective. Researchers found that these 'plastic' cells can also exhaust T-cells, making glioblastoma resistant to treatment.
A team of Purdue researchers has developed a novel immunotherapy to combat glioblastoma, a type of brain tumor with limited treatment options. The treatment uses genetically engineered stem cell-derived natural killer cells that can target and eliminate tumors without the need for blood sourcing.
A phase I trial demonstrated AZD1390's manageable safety profile and preliminary efficacy in recurrent and newly diagnosed glioblastoma patients. The study showed improved overall survival, with a median of 12.7 months in patients who received higher doses of AZD1390.
The University of Cincinnati Cancer Center team has opened a Phase 2 clinical trial to test a new combination treatment for glioblastomas, a deadly form of brain tumors. The treatment uses letrozole, a drug that targets an enzyme present in breast cancer cells, and temozolomide, a chemotherapy drug already approved as a GBM treatment.
Early trial results from six patients with recurrent glioblastoma show reduced tumor sizes after administering dual-target CAR T cells targeting EGFR and IL13Rα2 intrathecally. This 'dual-target' approach may outsmart the defense systems of GBM, leading to more effective therapies.
Researchers at Mass General Cancer Center have achieved dramatic tumor regression in glioblastoma patients after receiving next generation CAR-T therapy. The treatment, known as INCIPIENT, combines two forms of therapy to target mixed cell populations within tumors.
Researchers have developed a nanosurgical tool that enables them to study individual living cancer cells in real-time, allowing for vital understanding of how they react to treatment and change over time. This breakthrough could lead to more effective cancer medication, particularly for glioblastoma, the deadliest form of brain tumour.
A new model of glioblastoma's key feature, oncostreams, could help scientists understand how to develop new treatments for this aggressive brain cancer. The model, developed by a team at the University of Michigan, identifies a potential inhibitor that appears to dismantle oncostreams, leading to better survival in mouse models.
Researchers highlight difficulties in targeting metastatic tumors and propose two- and three-drug combinations to achieve effective tumor control. They also emphasize the need for simultaneous blocking of primary driving oncogene, evolving resistance mechanism, and secondary survival pathway.
Researchers identified a putative paclitaxel response predictive biomarker for glioblastoma and breast cancer using the whole genome CRISPR knockout screen. The biomarker candidate was validated in two independent breast cancer patient cohorts that received taxane treatment.
Researchers at the University of Sussex discovered a protein called PANK4 that blocks glioblastoma cancer cells from responding to chemotherapy. Removing the protein leads to improved treatment outcomes and increased life expectancy for patients, with potential for developing a new drug targeting this obstacle.
Researchers at Michigan State University have found a potential breakthrough in treating glioblastoma by targeting an acid sensor on cancer cell membranes. The compound OGM showed remarkable ability to kill glioblastoma cells while leaving normal cells unharmed.
Researchers from UPV propose using rCBV as a predictive marker to identify patients with moderately vascularized tumors who benefit most from bevacizumab treatment. This approach enhances treatment efficacy and improves clinical outcomes.
Researchers have uncovered the molecular and ultrastructural features of BCAS1+ cells in diffuse gliomas, highlighting their proliferative capacity and distribution. The study provides a comprehensive characterization of the BCAS1+ cell population within diffuse gliomas, shedding light on its role in tumor malignancy.
Researchers identified gartisertib as a potent ATR inhibitor that enhances cell death in patient-derived glioblastoma cell lines. The study also showed synergy between gartisertib and TMZ+RT treatment, with higher sensitivity to gartisertib observed in MGMT promoter unmethylated cells.
Researchers developed a new imaging technique to visualize the tumor microenvironment of glioblastoma, revealing insights into its pathology. The technique uses PET imaging with Carbon-11 acetate, tracking reactive astrocytes and distinguishing them from tumor cells.
Researchers at the University of Miami Miller School of Medicine have discovered that glioblastoma cells can mimic healthy neurons, evading drugs and immune systems. They identified key enzymes and protein modifications, including BRAF, which shows promise as a potential therapy target.
Researchers at the University of Rochester Medical Center find that microglia can trigger cognitive deficits after radiation exposure, potentially targeting them for therapy development. Mice studies showed that blocking a specific pathway in microglia prevented cognitive decline, offering hope for improving patients' quality of life.
Researchers uncover intricate interplay between enhancers and silencers influenced by DNA methylation, providing crucial insights into dynamic gene control. High-resolution mapping reveals how genes are controlled and modified, paving the way for precision medicine tailored to individual patients.
Researchers at Gladstone Institutes used CRISPR to destroy glioblastoma cells in an approach that could be applied to other highly mutated cancers. The technique, dubbed "cancer shredding," targets and rapidly eliminates tumor cells while sparing healthy ones.
Researchers at Hokkaido University found that cancer stem cells cause macrophages to age, suppressing their antitumor activity. Supplementing mice with nicotinamide mononucleotide restored macrophage function and prevented tumor growth.
Researchers developed a novel method using extracellular vesicles to deliver mRNA for cancer therapy, overcoming challenges of accurate targeting and production. The approach shows promise for treating hard-to-treat tumor types by reversing immunosuppressive environments and making tumors detectable to the immune system.
In a phase I trial, an oncolytic virus treatment designed by Brigham researchers extended survival among patients with recurrent glioblastoma, especially those with pre-existing viral antibodies. The therapy reshaped the tumor's surrounding environment to stimulate an anti-tumor immune response.
Researchers found that mitochondrial protein CHCHD2 is associated with increased tumor growth, invasion, and resistance to chemotherapy in glioblastoma patients. CHCHD2 interacts with mutated EGFR to increase sensitivity to cytotoxic drugs, highlighting its potential as a therapeutic target.
Researchers developed a nanotechnology method to deliver medication through the blood-brain barrier, overcoming its selectivity and expanding therapeutic options for glioblastoma treatment. The technique demonstrated improved tumor shrinkage and survival rates in mice, paving the way for further preclinical studies.
Researchers have developed a novel zebrafish xenograft platform to screen for novel treatments for glioblastoma, an aggressive brain tumor. The platform uses zebrafish avatars to model glioblastoma cells from individual patients, allowing researchers to identify patient-specific targets and potential treatments.
The INSIGhT trial has reported initial results, with patients on abemaciclib and neratinib experiencing longer progression-free survival than those receiving standard therapy. The adaptive platform trial uses Bayesian Adaptive Randomization to identify therapies that benefit patients more efficiently.
Researchers at The Hospital for Sick Children have discovered a designer peptide that targets a previously unknown protein-protein interaction in glioblastoma cells, resulting in the death of tumor cells across all subtypes. The treatment approach showed robust therapeutic efficacy and no side effects in preclinical models.
Researchers at UTSA are studying the bioactive properties of Sweet Annie, a plant used in traditional Chinese medicine for over 2,000 years. The study reveals that arteannuin B from the plant has anti-COVID and anti-glioblastoma properties, offering new avenues for targeted therapy.
Researchers at UCLA Jonsson Comprehensive Cancer Center aim to overcome brain tumor's limited treatment options with ERAS-801, a brain-penetrant inhibitor showing promise in preclinical models. The team is testing the treatment in early clinical trials for patients diagnosed with glioblastoma.
Researchers found that tumors with metastasis to the brain respond better to immunotherapy due to effective priming outside the brain. Glioblastoma, an aggressive brain cancer, does not respond well due to impaired priming step.
Researchers at Kanazawa University found a link between nuclear pore complex alterations and glioblastoma. They demonstrated that NUP107 proteins overexpression degrades the function of p53, a crucial cancer-preventing protein. Further studies are needed to uncover the molecular pathways at play.
Researchers find immunotherapy treatment anti-CTLA-4 leads to greater survival in mice with glioblastoma and discover new way cells kill cancer by triggering microglia, specialized immune cells in the brain. This breakthrough could lead to more effective treatments for human brain cancer.
Researchers have identified a new therapeutic target for glioblastoma brain cancer by finding that the 'don't eat me!' signal sent by cancer cells can be blocked using antibodies. This breakthrough suggests that existing immunotherapies may be effective against glioblastomas if the receivers on macrophages are switched off.
Researchers at Tokyo Institute of Technology developed a novel boron agent that selectively accumulates in brain tumor cells, exhibits enhanced blood retention, and can be administered at low doses. The agent, PBC-IP, shows promising results in preclinical studies, highlighting its potential for radiotherapy in treating glioblastoma.
Researchers at Nanyang Technological University discover ponatinib, an existing cancer drug, can block key steps in alternative lengthening of telomeres (ALT) mechanism. This could lead to new treatment options for ALT cancers, which currently lack targeted therapies.
A study published in Nature reveals that neurons in remote brain regions promote the expression of genes from glioblastoma tumors, leading to tumor infiltration. The researchers found that callosal projection neurons play a key role in this process, and that SEMA4F is an essential factor for glioma progression.
Researchers found that combining radiation with a genetically engineered oncolytic vaccinia virus improved treatment outcomes for glioblastoma brain tumors in mice. The combination showed a 15% cure rate and 62% rejection of new cancer cells, outperforming radiation alone.
Researchers have identified a potential breakthrough in glioblastoma treatment, combining a novel viral therapy with a checkpoint inhibitor to attack tumor cells. In phase 2 trials, around 10% of patients showed significant tumor shrinkage and improved overall survival, offering hope for better treatment options.
Penn Medicine researchers will present results from clinical trials for recurrent glioblastoma and metastatic breast cancer. Experts will also present studies on serious illness conversations, Medicaid expansion impact, and infertility among female oncologists.
A recent study led by UCLA researchers has identified a potential new strategy for treating glioblastoma by targeting a specific metabolic process in cancer cells. The study found that disrupting this process could make glioblastoma cells more vulnerable to cell death, offering hope for new treatment options.
Researchers at the University of Gothenburg have developed a method to kill glioblastoma brain tumours by blocking stress in cancer cells. The treatment, which involves inserting a specially developed molecule into cells, shows promising results with no side effects.
A clinical trial combining TVB-2640 and bevacizumab showed a six-month progression-free survival improvement in patients with recurrent high-grade glioblastoma, warranting further study. The treatment's side effects were mild, but the overall survival of participants was not statistically significant compared to historic controls.
Researchers discovered that FDA-approved HDAC-inhibitors can impact energy metabolism in solid tumor cells, including glioblastoma. The combination of HDAC-inhibitors and imipridones may synergize to enhance killing of GBM cells by reversing cellular respiration.
Researchers developed a novel combination therapy that eradicates tumors in select patients, with prolonged survival rates. The therapy has shown promise in treating glioblastoma, a notoriously difficult-to-treat primary brain cancer.
A Phase I/II clinical trial combining intratumoral delivery of an engineered oncolytic virus with subsequent immunotherapy improved survival outcomes in a subset of patients with recurrent glioblastoma. The study demonstrated the combination was well-tolerated, with no dose-limiting toxicities.