Articles tagged with Cancer
A new fluorescent probe, TiY, has been developed to selectively target and kill cancer stem cells, which are responsible for tumor growth. The probe can be used to simultaneously diagnose and treat cancer, offering a promising approach to improving cancer treatment outcomes.
A new study reveals the mechanism of BRCA2's DNA repair function, understanding its role in breast and ovarian cancer development. The findings also provide insights into developing targeted cancer therapies by inhibiting DNA repair mechanisms.
Researchers propose conjugating a cell-penetrating peptide to oxaliplatin to overcome chemotherapy resistance in colorectal cancer. The new approach reduces platinum accumulation in tumour microenvironment and healthy tissues.
Two independent studies reveal neutrophils' crucial role in cancer immunotherapies, showing promise for new treatments. Neutrophils surge in tumors responding to immunotherapy, playing a key role in eliminating cancer cells that evade T-cell recognition.
Researchers at Georgia Institute of Technology developed a synthetic tumor model to understand the impact of microenvironment on targeted therapies for Activated B Cell-like Diffuse Large B cell lymphoma. The model showed promise in demonstrating how combining therapeutics can overcome tumor resistance to inhibitors.
The study found that downregulation of angulin-1/LSR leads to increased claudin-2 expression and altered cell metabolism in human lung adenocarcinoma cells, promoting malignancy. Researchers identified AG1478 and EW-7197 as potential therapeutic agents.
Researchers discover ZBTB12, a molecular barrier that prevents dedifferentiation in human pluripotent stem cells, and shed light on the core differentiation mechanism.
Researchers at Osaka Metropolitan University have discovered that CD9-positive exosomes derived from cancer-associated fibroblasts can inhibit the growth of malignant melanoma cells. This finding holds promise for developing new treatments for skin cancer.
A new study found that Hispanic, Black, and low-socioeconomic status smokers are less likely to use e-cigarettes as a quit-smoking tool and more likely to believe e-cigarettes pose greater harm than cigarettes. This perception may prevent e-cigarette uptake among these populations, exacerbating racial and health disparities in smoking.
Researchers at Cold Spring Harbor Laboratory have created a method to safely synthesize the cancer-fighting molecule JA, which has shown promise in treating triple-negative breast cancer. The team found that JA inhibits metabolic activity in cancer cells, starves them of energy and building blocks, leading to cell death.
Researchers at University of Cologne discovered a way to improve DNA repair in body cells, making them resilient towards DNA damage. This can help prevent aging and cancer development, with potential applications for treating human patients.
A new study published in PLOS Medicine found a similar association of progestogen-only and combined hormonal contraceptives with breast cancer risk. The analysis of almost 10,000 women under 50 years old showed a 20-30% relative increase in breast cancer risk associated with both types of contraceptives.
Researchers found that hematopoietic stem cells use aggrephagy to collect and destroy misfolded proteins, a process that is critical for maintaining stem cell fitness and longevity. Boosting this pathway could help preserve stem cell health and mitigate blood and immune disorders.
Researchers created a three-dimensional structure that mimics bone and houses osteosarcoma cells beside immune cells, finding increased inflammation reduces chemotherapy effectiveness. The study highlights the importance of the tumor microenvironment in disease progression and treatment.
The American Society for Biochemistry and Molecular Biology (ASBMB) is pleased to announce the availability of Discover BMB 2023 press materials. The meeting features groundbreaking research on various topics, including a new form of omega-3 that may prevent visual decline with Alzheimer's disease and markers of PTSD in the blood. Addi...
Researchers at the Salk Institute discovered that combining two therapeutic drugs, entinostat and trametinib, can significantly reduce tumor volume and number in mice with LKB1-mutated non-small cell lung cancer. The findings could lead to clinical trials in humans and potentially transform treatment for cancers beyond NSCLC.
A national US study found trust in government cancer information plummeted by 53% among non-Hispanic Black people during the pandemic. Meanwhile, trust in doctors remained high, highlighting the need for effective communication and access to healthcare services.
Researchers have designed a new RNA sensor that can selectively activate synthetic genes in specific cells, opening up possibilities for targeted therapies for cancer and other diseases. The system uses an enzyme that naturally exists in most animal cells to detect and repair mismatches in double-stranded RNA.
A comprehensive analysis of invasive ER+ breast cancers found macrophages as dominant immune cells infiltrating tumors. The study identified distinct immune cell 'neighborhoods' associated with good patient outcomes and highlights the need for tailored immunotherapies targeting macrophages.
A new radiotracer successfully detected 100% of primary tumors across multiple cancer types, outperforming the current standard. It also showed promise in detecting lymph node and distant metastases, offering a promising alternative for diagnosis and treatment.
Researchers at Karolinska Institutet discovered an immune cell in women with pancreatic cancer that blocks the immune response, leading to poor survival. The study identifies a specific protein FPR2 as a potential therapeutic target for immunotherapy in women.
Cancer develops when genome doubling leads to chromatin disorganization, promoting oncogene activation and genomic instability. Researchers found that WGD causes sub-compartment repositioning and loss of chromatin segregation.
Revumenib induces remissions in 40% of patients with acute leukemia and uncovers a molecular countermove by which leukemia cells sidestep the drug. The study reveals that menin itself is a valid target for therapy in both genetic subtypes of AML, providing formal proof in patients.
Researchers at the Institute of Cancer Research discovered that molecular changes in lung tissue can trigger breast cancer cells to 'reawaken' and form secondary tumors. They found that blocking PDGF-C activity with an existing cancer growth blocker could help prevent this, offering a potential strategy to defuse these 'time bombs'. Th...
Researchers found a strong association between high levels of telomerase reverse transcriptase (TERT) expression and an elevated immune response in patients with head and neck squamous cell carcinoma. This link suggests a potential new target for cancer immunotherapies, which may lead to improved outcomes for patients.
A new urine gene test can detect genetic mutations in urine that predict bladder cancer up to 12 years in advance of clinical symptoms. The test was trialled on over 50,000 participants and showed promising results, suggesting its potential for early detection and reduced unnecessary invasive procedures.
Researchers at City University of Hong Kong identified lysyl hydroxylase 1 (LH1) as a key factor in promoting confined migration of liver and pancreatic cancer cells. The study found that LH1 promotes metastasis by stabilizing Septin2, which enhances the actin network.
Researchers have identified mitochondrial signaling pathways as critical organelles that promote tumorigenesis and metastasis. In particular, the integrated stress response is found to engage with mitochondria to drive tumor growth, highlighting a new paradigm for understanding aggressive prostate cancer progression.
The National Science Foundation has awarded Arizona State University $90.8 million to advance x-ray science, including the construction of the world's first Compact X-ray Free Electron Laser. This technology will enable researchers to explore complex matter at atomic length and ultrafast time, paving the way for breakthroughs in human ...
Researchers detected and targeted a type of childhood leukemia that becomes resistant to treatment by focusing on a process called splicing. The study suggests a new approach to detecting and targeting therapy-resistant leukemia stem cells, offering hope for improved treatments.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have observed quasiparticles in a classical system made of microparticles driven by viscous flow. The hydrodynamic forces among the particles create pair excitations that propagate through the crystal, stimulating the creation of new pairs.
A new technology uses light-induced convection to enhance the permeability of cell membranes, allowing for efficient and selective delivery of biofunctional molecules to targeted cells. This results in lower concentrations of drugs needed for testing and potentially reduced costs and faster drug discovery.
Two studies found that adults with high cardiovascular health scores tend to live longer lives free of major chronic diseases. The research highlights the importance of maintaining ideal cardiovascular health to delay onset of age-related diseases, allowing individuals to enjoy life in their years as well as their years in life.
Researchers found that adding immunotherapy before surgical removal of stage III-IV melanoma significantly improved event-free survival compared to standard-of-care treatment. The study showed that neoadjuvant therapy is superior to the same therapy given in the adjuvant setting.
Researchers used C-trap technology to investigate how different DNA repair proteins identify and bind to their respective forms of damage. They found that some proteins arrived at the damage site together and departed together, while others showed surprising variability in their association and dissociation patterns. The study provides...
The NCCN Annual Conference will debut a new hybrid format featuring in-person events at a new venue, allowing for hallway conversations and networking opportunities. The conference will also showcase more than 100 abstract poster presentations on various oncology-related categories.
A study by researchers at TUM found that gut bacteria play a crucial role in liver regeneration. The microbiome produces short-chain fatty acids, which are essential for liver cell growth and division. In mice treated with antibiotics, liver regeneration was delayed or not possible, but a
A new study found that a plant-based low-carbohydrate diet is associated with lower all-cause mortality among people with type 2 diabetes. The study, published in Diabetes Care, analyzed data from over 7,000 participants and found that such diets reduced mortality by 24%.
The BIAL Award in Biomedicine is a prestigious international award that recognises outstanding biomedical research. The €300,000 prize is given to researchers whose work has shown exceptional quality and scientific relevance, published within the last ten years.
Researchers re-examine molecular characteristics of WNT-subgroup patients to identify optimal treatment strategies for low-risk medulloblastoma. Key findings suggest that therapy-related late toxicity remains a concern, despite comparable survival rates between children and adolescents with this disease subtype.
A study of 135,000 adults found that high cardiovascular health was associated with significantly increased life expectancy free of four major chronic diseases. The disease-free life expectancy was similar between low and other socioeconomic groups among participants with high cardiovascular health.
Researchers at ETH Zurich have localized changes to DNA building blocks altered by tobacco smoke's toxic compounds. These findings suggest a potential method to predict cancer risk and study genetic predispositions.
A new study estimates the global economic cost of 29 cancers from 2020 to 2050 to be $25.2 trillion, with significant variations in burden across countries and regions. The study highlights the need for global efforts to address rising cancer burdens.
A study finds that aggressive end-of-life care remains common among older adults with metastatic cancer, particularly in nursing home residents. Multilevel interventions targeting hospital admissions and in-hospital death are crucial to reducing its prevalence.
Researchers have identified three novel pathogenic variants of the ATR gene as predisposing to male breast cancer. These variants were found in a cohort of individuals with early onset and familial breast cancers, using a combination of exome sequencing and functional investigations. The study suggests that extended genetic analysis ca...
A study published in Cell Reports found that a specific molecular cell program during foetal development can protect against acute myeloid leukaemia. The researchers used an experimental mouse model and discovered that the programme collides with the mechanism driving AML, explaining why leukaemia is rare in newborns.
A recent study suggests that routine evaluation of HER2 expression in ductal carcinoma in situ (DCIS) is crucial to avoid under or overtreatment. The research found a significant association between HER2 overexpression and a higher risk of recurrence, as well as improved radiotherapy outcomes.
Researchers discovered that combining ferroptosis induction with immune checkpoint inhibition reduces liver tumour growth and metastases, offering a promising new approach for treating liver cancer
Researchers have discovered a late-stage small molecule inhibitor called rebecsinib that reverses ADAR1-induced cancer stem cell cloning capacity. This breakthrough has significant implications for treating various types of cancers, including acute myeloid leukemia and chronic myeloid leukemia.
Researchers create advanced imaging-based method for studying mitochondria, enabling detailed mapping and measurement of structural changes. This technique has potential applications in understanding diseases such as Alzheimer’s, Parkinson’s, and cancers where mitochondrial function is disrupted.
A new protein degrader, AK-2292, shows promise against STAT5, a key player in leukemia and other cancers. By targeting the protein's degradation, researchers have overcome previous challenges in designing small molecule inhibitors.
Researchers from Rice University have developed a new approach to control gene expression using proteolysis targeting chimeras (PROTACs). By reengineering the PROTAC molecular infrastructure, they demonstrated the ability to achieve chemically induced dimerization (CID), allowing for precise control over gene activation in specific loc...
The ESMO Gynaecological Cancers Congress 2023 will present the latest treatments and insights for ovarian, uterine, cervical, and rare gynaecological cancers. Around 80 studies will be presented on strategies to overcome PARP inhibitors mechanisms of resistance in ovarian cancer.
Researchers at Shenzhen University have developed a compact fiber optical nanomechanical probe (FONP) to measure in vivo biomechanical properties of tissue and even single cells. The high-precision mechanical sensing system enables accurate measurements with spring constants as low as 2.1 nanonewtons.
The Cleveland Clinic has launched a phase 1b clinical trial to evaluate the safety and immune response of a preventive breast cancer vaccine in high-risk individuals who have undergone prophylactic mastectomy. The study aims to recruit 6-12 patients and is expected to be completed by the end of 2023.
A team of researchers discovered that a mutation in the HMGB1 protein causes a rare disorder with severe malformations, suggesting a link between protein droplets and genetic disease. The study's findings could have implications for understanding congenital malformations, common diseases, and cancer.
Salk scientists discovered that when telomeres become very short, they communicate with mitochondria, triggering an inflammatory response. This process destroys cells that could become cancerous, preventing cancer formation. The findings highlight the importance of studying interactions between telomeres, mitochondria, and inflammation.
A new study found that long-term voluntary wheel running improved skeletal muscle and bone parameters in female mice, but the effects varied depending on body weight. High body weight was more beneficial for muscle and bone health with aging, especially when combined with exercise.
The American Society for Biochemistry and Molecular Biology is hosting its annual meeting, #DiscoverBMB, featuring award lectures by high-profile speakers. The event will take place March 25-28 in Seattle, with topics including quorum sensing and developmental mechanisms in African Trypanosomes and precision oncology.
Two studies published in Science Immunology reveal that TE-exon splicing junctions can differentiate tumors from healthy tissue, offering a potential solution to the field of immuno-oncology. The research identifies novel recurrent, cancer-specific targets and validates Mnemo's antigen discovery platform.