Articles tagged with Blood Cancer
Researchers used single-molecule microscopy and X-ray crystallography to discover that pathogenic JAK2 mutations utilize pseudokinase domain-mediated dimerization as a mechanism for activation. The study provides new insights into the molecular basis of JAK2 activation and its role in blood cancers.
Researchers at Johns Hopkins Kimmel Cancer Center have developed a novel antibody-drug conjugate (ADC) therapy that effectively kills T-cell cancers in mice with human T-cell tumors. The treatment targets TRBC1 protein expressed on the surface of cancer cells while preserving normal T cells.
Researchers developed a method using lipid nanoparticles to activate T cells and deliver genetic instructions in one step, simplifying the CAR T cell manufacturing process. This new approach reduces production time from 48 hours to 24 hours and increases accessibility to patients worldwide.
Researchers at RCSI have identified a new treatment option for multiple myeloma by combining venetoclax with 5-azacytidine. This combination shows enhanced efficacy across various patient samples and has the potential to expand treatment options for those resistant to standard care.
Researchers have discovered a new immunotherapy approach to overcome resistant leukemia by targeting the mutated TP53 gene. Combining pharmacological therapies with genetically engineered CAR T-cells increases effectiveness against cancer cells, offering promising strategies for patients with resistant disease.
Researchers identify mitochondrial priming as a key driver of multi-drug resistance in relapsed acute myeloid leukemia. A new technique called dynamic BH3 profiling reveals anti-cancer drugs capable of overcoming resistance.
A study published in Cell Stem Cell found that restricting iron levels in blood stem cells can reverse their decline and improve regenerative capacity. The researchers discovered that excess intracellular iron activates inflammation within HSCs, while restricted iron levels enable them to multiply and respond effectively.
The European LeukemiaNet has published two-part guidelines for adult acute lymphoblastic leukemia treatment, covering diagnostics, prognostic factors, response assessments, and comprehensive management. These recommendations are based on a decade of systematic work by European experts, improving the prognosis of adult patients with ALL.
A recent study published in JAMA Network Open found that vaccinated adults with hematologic cancers were at high risk of severe COVID-19, even after receiving treatment. The study included 6,122 patients and showed no significant decline in severe cases through mid-2022.
A team of researchers from the University of Tokyo demonstrated that a drug, valemetostat, reduces tumor growth in blood cancer by targeting H3K27me3, a protein modification silencing tumor suppressor genes. The treatment restores expression of many tumor suppressor genes and sustains inhibiting tumor cell growth.
A phase 2 study by Mount Sinai-led researchers demonstrates rusfertide's ability to limit excess red blood cell production in patients with polycythemia vera, a rare and chronic blood cancer. The results suggest it could replace therapeutic phlebotomy, providing improved treatment options for patients.
Researchers discovered genes encoding growth regulators normally not present in myeloid cells are expressed by leukaemic stem cells, allowing them to grow. Repurposed drugs targeting these receptors show promise in blocking stem cell growth and preventing disease relapse in specific types of AML.
A study published in Blood Advances found that combination therapies can significantly reduce blood pressure in patients taking ibrutinib. The research suggests that different drug combinations may be more effective depending on whether patients had high blood pressure before or developed it while taking the drug.
Researchers discovered a link between single cancer cell mutations and clinical response to epigenetic therapy in myelodysplastic syndrome. Patients showing treatment benefits had decreased mutation counts in stem cells and immature granulocytes, suggesting early tumor elimination is key to therapy success.
Researchers at the John Theurer Cancer Center have co-authored a study on oral decitabine-cedazuridine therapy, which is now shown to be pharmacologically and pharmacodynamically equivalent to its intravenous counterpart. This innovation has significant potential for patient benefit and improved comfort in cancer treatment.
A pilot study proposes a promising global genomic assay for diagnosing molecular subtypes in pediatric B-ALL, leading to more accurate diagnosis and targeted treatment options. RNA sequencing analysis accurately identified subtypes in all known cases and determined genetic subtype in 79% of previously unknown cases.
Researchers found decreased BMAd density and altered distribution profile in MGUS patients who developed MM, indicating early changes in bone marrow adipose tissue. These findings suggest the potential for timely interventions and personalized treatment strategies.
Researchers have identified a significant link between inherited genetic variants and the development of rare blood cancer, myeloproliferative neoplasms (MPNs). Inherited genetic variants can influence whether a spontaneous mutation increases the risk of developing MPN.
Researchers discuss reductive carboxylation of glutamine as a potential target in acute myeloid leukemia (AML), an aggressive cancer with poor patient outcomes. The approach aims to weaken tumor cell survival mechanisms, potentially leading to novel therapies and improved patient outcomes.
Researchers found that specific microbes in the gut reduce graft versus host disease after stem cell transplantation. Patients with low microbial metabolite risk index had better survival rates, fewer graft vs. host reactions, and reduced relapses.
A study published in Blood Advances found liso-cel to be a cost-effective treatment for r/r DLBCL, with a lower societal ICER of $68,212 per QALY. The treatment offered improved quality-adjusted life years and reduced lost productivity costs.
GFH009 inhibits tumor growth and induces apoptosis in various HHM-derived cell lines. The compound's mechanism of action involves rapid 'on-off' inhibition of CDK9, which exerts a proapoptotic effect on cancer cells.
A new study found that removing the RUNX1 transcription factor and its target gene can lead to a network collapse, causing cancer cell death in a type of aggressive leukemia. This breakthrough identifies specific protein targets for potential treatments.
A microbial sensor, Nod1, plays a crucial role in the development of blood stem cells. The discovery could lead to the creation of patient-derived blood stem cells, eliminating the need for bone marrow transplants and improving lives of leukemia, lymphoma, and anemia patients. Researchers are continuing to study the complex interaction...
Researchers investigated mechanisms of NK cell-mediated killing in various types of blood cancers, uncovering genes involved in sensitivity and resistance to NK cell therapies. The study aims to develop new personalized immunotherapies for improved cancer treatment outcomes.
A phase III trial has found that personalised treatment for chronic lymphocytic leukaemia (CLL) can improve survival and remission rates. The trial showed that individualising therapy based on regular blood tests significantly improved progression-free and overall survival in patients with previously untreated CLL.
A Phase I clinical trial of AT101, a new CAR T cell therapy targeting CD19 through a distinct binding mechanism, has shown a 100% complete response rate in patients with relapsed or refractory B cell non-Hodgkin's lymphoma. The treatment was found to be safe with manageable side effects and is expected to build upon the effectiveness o...
Researchers at University of Cincinnati Cancer Center present Phase 2 clinical trial results for a new BTK inhibitor treatment that offers potential for improved efficacy and safety in chronic lymphocytic leukemia. The study also explores the use of IRAK4 inhibitors to target acute myeloid leukemia cells, with promising results.
Researchers from the Mass General Cancer Center presented studies on psychiatric and substance use disorders as independent predictors of treatment response and outcomes in United States Veterans with Newly Diagnosed Acute Myeloid Leukemia (AML) treated with Venetoclax Combinations. Additionally, a Phase 1 Study of CAR-T-ddBCMA for the...
Studies at single-cell resolution reveal significant tumor cell heterogeneity and an immune-evasive environment that contributes to treatment resistance in T follicular helper cell lymphomas. A novel marker, PLS3, is also identified as a key player in this process.
A recent study by Goethe University Frankfurt has identified a mechanism that could be a suitable starting point for developing novel drugs against leukemia cells. The researchers discovered that the mutated NPM1 gene variant drives pro-autophagic activity, enabling cancer cells to recycle their structures and meet their needs.
Researchers at Goethe University Frankfurt have identified a specific gene locus, MYNRL15, that is critical to the survival and replication of leukemia cells. Inhibiting this gene has been shown to deactivate genes necessary for AML cell survival, offering a new possibility for fighting leukemia.
Researchers discovered a link between gene therapy and the accumulation of stem cells with genetic mutations, which can lead to accelerated growth and increased blood cancer risk. The study suggests that younger patients may be safer candidates for gene therapy due to fewer genetic mutations.
Researchers discovered a 'genomic tug of war' between decitabine and H2A.Z in animal studies, which could influence how well patients respond to decitabine. High levels of H2Z may help cancer cells overcome this effect, allowing them to grow.
A novel droplet digital PCR assay detects KMT2A fusion markers in AML patients, enabling sensitive MRD detection and guiding treatment decisions. This breakthrough may improve patient outcomes by assessing response to therapy and long-term surveillance.
A multinational study of almost one million individuals found a strong association between exposure to radiation from CT scans in young people and an increased risk of blood cancers. The study confirms that the benefits of computed tomography outweigh the risks, but emphasizes the need for strict radiological protection measures, parti...
Men who are overweight or obese at age 18 have a higher risk of developing 17 different cancers later in life. Higher BMI is also associated with an increased risk of mortality after cancer diagnosis for certain types of cancer.
A new cancer immunotherapy that targets two immune-evading tumor tactics has shown promising results in an early clinical trial. The drug, tebotelimab, blocks both PD-1 and LAG-3 proteins, leading to a double-digit response rate in patients with advanced solid tumors or blood cancers.
A new cancer drug candidate has been found to restore the effectiveness of the immune system in fighting tumors, including melanoma, bladder cancer, leukemia, and colon cancer. The drug works by lowering a toxic compound called MTA, which impairs normal functioning of immune cells and blocks immunotherapies.
A study published in Blood Advances found that diabetes is associated with poorer survival rates in white patients with multiple myeloma, but not Black patients. Researchers believe higher insulin levels may accelerate cancer growth.
The article discusses the need to reassess COVID-19 precautions in 2023, particularly for patients with hematologic malignancies. The researchers highlight the increased risk of poor response to vaccination and worse outcomes from COVID-19 infection among these patients.
A new cell model has been created to simulate the evolution of a common form of childhood leukemia, B-cell acute lymphoblastic leukaemia. The model replicates the disease in children's cells, providing a crucial tool for researchers to develop new therapeutic strategies.
Researchers at the Swiss Cancer Center Léman have discovered a way to prolong the functionality of CAR-T cells, which are used against blood cancers. By inhibiting a specific metabolic mechanism, they created CAR-T cells with enhanced immune memory, capable of fighting tumour cells for longer.
Researchers found a 55% reduction in lymphoma risk and a 40% overall reduction in blood cancer risk among bariatric surgery patients. Women with high blood sugar at the start of the study benefited most from the surgery.
Dr. Hung Nguyen is studying how medium chain fatty acid foods like coconut oil and avocados affect GVHD severity and mortality in transplant patients. His goal is to develop a dietary approach that reduces inflammation and corticosteroid use, improving patient outcomes for blood cancers.
Researchers have discovered that NSD2 triggers aggressive myeloma by activating PKCα, leading to excessive lactate production. This study presents potential targets for improved treatment of high-risk myeloma subtypes.
The National Institute of General Medical Sciences has awarded a five-year grant to Sylvester Comprehensive Cancer Center researchers to better define the role of XPO1 in cancer. XPO1 is a nuclear export protein shown to play a role in many cancer types, including solid tumors and blood cancers.
Researchers developed a new strategy to target CD45, a surface marker found on nearly all blood cells, using CRISPR base-editing. This approach aims to overcome challenges in CAR T cell therapy, which currently targets specific cancer types, and could expand treatment options for virtually all blood cancers.
A team of KAUST researchers has found a critical protein that regulates cell division and proliferation in breast cancer and leukemia. Their work clears the way for the development of targeted drugs by refuting recent challenges to their approach.
Researchers identified how low TET2 levels fuel rapid growth of acute myeloid leukemia in animal models. The study found that TET2 deficiency sets off biochemical changes enhancing the cancer's ability to spread. This discovery highlights potential therapeutic targets for treating aggressive bone marrow cancer.
A new study found that around one in five people with compromised immune systems have no COVID-19 antibodies after three or more vaccinations. The MELODY study identified specific groups at higher risk of not producing antibodies, highlighting the need for targeted interventions and booster vaccines.
Researchers explore CDK9 inhibitors as a promising combination partner in treating hematological malignancies. They discuss the role of cyclin-dependent kinases (CDKs) in these diseases and highlight the potential synergism with other drugs.
A new study highlights the difficulty in diagnosing blood disorders like myelodysplastic syndromes/neoplasms (MDS), which can lead to treatment mistakes. The researchers found that expert pathologists disagreed with local pathologists' diagnoses in about 20% of cases, leading to wrong initial treatments for patients.
A multicenter team has identified three risk biomarkers for chronic graft-versus-host-disease, which can be measured at 90 days after transplantation. These markers include MMP3, DKK3, and CXCL9, which are associated with fibrosis, inflammation, and immune cell attraction.
A study of 800 Dutch children found that modified treatment protocols increased the five-year survival rate for all children with acute lymphatic leukemia to 94%. The modifications resulted in a three times lower risk of disease recurrence, especially in children with an aggressive form of leukemia.
A new tool has been developed to quantify public knowledge of blood cancer symptoms, revealing notable gaps in awareness. Nearly 70% of people were unaware of night sweats as a symptom, while unexplained weight loss and bleeding were most recognized. The tool also explores patient enablement and its impact on seeking medical help.
A novel association of t(5;17) with t(8;21) has been reported in an acute myeloid leukemia (AML) patient, resulting in a RUNX1-RUNX1T1 rearrangement. The patient received chemotherapy and stem cell transplantation, highlighting the importance of this rare translocation.
Researchers investigate MCL-1i-induced Mcl-1 protein accumulation and its implications in B-cell malignancies. The study reveals a complex mechanism contributing to MCL-1 protein stability upon treatment with MCL-1 inhibitors.
Patients with GATA2 deficiency have impaired ability to produce immune cells, leading to increased risk of recurrent infections and blood cancers. The study's findings suggest that a zebrafish model may help develop new treatments to slow or reverse the disease.
Researchers have created a new prediction tool to evaluate the benefits of blood cancer treatments, filling a gap in previous versions. The ESMO-MCBS:H v1.0 tool uses a validated algorithm to assess clinical benefits, survival data, and quality of life, providing a transparent assessment for clinicians.