Articles tagged with Cancer
Researchers have revealed CD4+ T cells can work effectively on their own to control melanoma, challenging conventional understanding. Harnessing their potential therapeutically holds great promise for improving current cancer immunotherapies.
A groundbreaking study uses machine learning to predict treatment resistance in cervical cancer by analyzing genetic mutations. The algorithm identified molecular assemblies driving treatment resistance and pinpointed tumors most susceptible to therapy, resulting in improved patient outcomes.
A study has generated a detailed portrait of brain tumor blood vessels, revealing how they support cancer growth and immune evasion. Researchers identified a potential target, CD276, and showed that its inhibition extends survival in mice with breast cancer brain metastases.
Researchers developed intravenous priming agents that increase the recovery and detection of tumor-derived genetic fragments in liquid biopsies. In mouse models, these agents increased sensitivity for detecting small tumors from 10% to 75%. The approach may boost the sensitivity of liquid biopsies in cancer care and beyond.
Scientists have developed two injectable priming agents to improve liquid biopsy performance by slowing down the clearance of circulating tumor DNA from the body. In mouse studies, these agents increased circulating tumor DNA levels by more than 10-fold, improving the sensitivity of detecting cancer in mice with low tumor burden.
A new diagnostic kit allows dentists to screen for oral squamous cell carcinoma with a simple brush biopsy, detecting genetic signals of the disease with over 90% accuracy. The non-invasive test is less complicated than surgical biopsies and can be performed in under a minute without numbing required.
Researchers have shown that combining poverty with chronic inflammation worsens health outcomes, increasing heart disease and cancer mortality rates. The study analyzed data from nearly 95 million adults and found a synergistic effect of poverty and inflammation on mortality.
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.
A new study conducted by Qianwei Liu and colleagues found that parents of children with cancer are more likely to attempt suicide during the first years after diagnosis. The risk is higher for parents whose child was diagnosed under 18 or had an aggressive form of cancer.
Despite declining overall US cancer mortality rates, substantial racial disparities persisted for many common cancers, including breast and colorectal cancer. Structural racism, medical mistrust, and health care access inequities contribute to these disparities.
A study of nearly 15,000 adults with non–small cell lung cancer found that Medicaid expansion decreased postoperative mortality within 30 and 90 days after hospital discharge. This suggests that expanded Medicaid coverage may improve cancer outcomes and access to care for this population.
Researchers at City of Hope have discovered a specific immune cell type that can selectively target and kill cancer cells. The breakthrough could lead to the development of a novel immunotherapy treatment, potentially offering new hope for cancer patients.
Adult cancer survivors are at higher risk for substance use disorders (SUD), especially those with certain types of cancer; the study suggests integrated care could benefit these patients. The research highlights the need to address comorbid SUD in cancer populations with high SUD prevalence, prioritizing high-risk cancers.
Researchers analyzed genome sequences from over 4,000 tumours to identify patterns of DNA mutations that vary between individuals. They found 13 distinct patterns, with 10 corresponding to different types of tissue, and discovered that the density of mutations in specific genes varies significantly between individuals.
Researchers at Tokyo Medical and Dental University characterize myeloid/natural killer (NK) cell precursor acute leukemia (MNKPL) using multiomics approaches, revealing distinct molecular features. This work provides crucial details for accurate diagnoses and therapeutic decisions.
The University of Rochester is establishing a new NIH-funded center focused on developing FDA-qualified drug development tools related to barrier functions in disease. Researchers will create microphysiological systems with ultrathin membranes of human cells, aiming to reduce animal trials and improve drug efficacy.
Researchers created nanoparticles using ultraviolet light crosslinked amino acids, loaded with doxorubicin and coated with tannic acid complex. The nanoparticles exhibited superior stability and drug release under different pH conditions, showing excellent anticancer activity in tumor-bearing mice.
Researchers developed a deep-learning-based algorithm to identify tissue cellular neighborhoods (TCNs) in breast and colorectal tumors, revealing new fibroblast-enriched and granulocyte-enriched TCNs associated with high-risk disease subtypes. The study aims to better understand cancer evasion mechanisms and potential therapeutic targets.
Researchers have found a way to control MYC's hyperactivity using a peptide compound with sub-micro-molar affinity. This breakthrough offers hope for more effective treatments for cancer patients.
A new framework has been established for standardized imaging of diffuse gliomas using amino acid PET, enabling the evaluation of treatment success and improving therapies. The RANO group has developed criteria that enable reliable imaging of tumor activity and extent.
A study in the JAMA Network Open found that Hispanic and American Indian individuals with breast, colorectal, lung, and prostate cancer were undercaptured in the National Cancer Database, but representation improved over time. Further investigation is needed to understand where these populations seek cancer care.
Researchers have made significant progress in understanding the enzyme SMYD3's involvement in prostate cancer's progression to a more aggressive stage. The study found that adding methyl groups to the MAP kinase protein is likely SMYD3's role in driving metastasis, and compounds that can inactivate SMYD3 are already available
Recent review highlights the potential of AGI in radiotherapy, enabling advanced auto-segmentation, tumor staging, and treatment planning. The fusion of vision data with large language models creates powerful multimodal models that elucidate nuanced clinical patterns.
A team of researchers has discovered a new inactive form of the p38a protein, which is regulated by the cellular redox state. This finding opens up new avenues for developing therapeutic compounds that modulate the activity of p38a more precisely.
A team of researchers has identified the allosteric control sites found in the protein KRAS, providing a comprehensive map for controlling its effects. The study offers promising targets for safer and more effective drugs, with potential implications for cancer treatment.
A recent study published in Gastroenterology & Endoscopy found that narrow-band imaging at low magnification can detect lesions missed by white-light imaging. Annual endoscopic examinations using LM-NBI revealed a threefold higher detection rate of neoplastic lesions compared to conventional magnifying endoscopy.
Studies published in Nature Medicine show that implementing updated WHO screening guidelines could reduce cervical cancer death rates by over 63% in low-to-middle-income countries. Women with HIV have a sixfold risk of developing cervical cancer, and primary HPV testing can save up to 38 women's lives for every 71 screened.
A phase 2 trial PrE0405 showed an 85% complete response rate in 33 patients over 60 with mantle cell lymphoma who received venetoclax combined with bendamustine and rituximab. The combination was generally well-tolerated, with gastrointestinal toxicities common.
A recent study published in The Lancet Oncology found that the risk of dying from cancer in some poorer districts of England is over 70% higher than in wealthier areas. The study used death records to estimate the risk of dying from various cancers in each district, highlighting significant inequalities in cancer mortality across diffe...
Researchers have developed a new model for studying pulmonary neuroendocrine tumors, which may indicate that patients with EGF-dependent NETs can be treated with EGF receptor inhibitors. This discovery provides a promising route of treatment for aggressive pulmonary NETs.
A new method developed at Karolinska Institutet can identify unique immune cell receptors and their location in human tissue. This breakthrough could lead to the development of novel therapies for diseases such as cancer and autoimmune disorders, by pinpointing the specific immune cells responsible.
Researchers at Université libre de Bruxelles identified a new RNA reader, SRSF2, that plays a key role in the development of leukaemia. The discovery sheds light on a previously unsuspected molecular mechanism leading to leukaemia and may lead to specific diagnoses and new therapeutic approaches.
The University of Texas at Arlington is awarded a $1.1 million grant to train and mentor researchers in mathematical techniques for addressing cancer biology, neurology, and vector-borne diseases. The program aims to increase diversity in science research by recruiting underrepresented scholars.
Researchers leverage AI to analyze healthcare data and identify new targets for effective therapies and accelerate drug development in aging research. AI can tailor cancer treatment more precisely to individual patients' unique aging profiles, optimizing treatment outcomes and minimizing risks.
A study of 562,000 women with endometrial, ovarian, or cervical cancer reveals racial and ethnic disparities in clinical trial enrollment. Underrepresented groups face significant barriers to participation, highlighting the need for continued efforts to address these disparities.
A previously unknown function of the DECTIN-1 protein has been discovered, which exacerbates severe autoimmune diseases in its mutated state. The researchers believe they can control the immune system by turning the protein on and off, offering new treatment options for autoimmune disease and cancer.
Researchers at the Francis Crick Institute have discovered that immune cells use an influx of water and ions to propel themselves forward, a process regulated by the WNK1 protein. This mechanism is essential for T cell migration and has implications for understanding cancer spread.
A recent study from Drexel University's College of Nursing and Health Professions aimed to understand the challenges and supports affecting individuals with GI cancer and their caregivers when it comes to maintaining a healthy diet and avoiding malnutrition. The research highlighted the importance of creating dietary interventions that...
Researchers at Salk Institute discovered how anti-cancer drugs can prevent fibroblast activation, a protective barrier around pancreatic tumors. The therapy reduces tumor growth and slows disease progression in mice and human patients, offering a promising treatment for pancreatic cancer.
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 have identified 'backbones' in HLA complexes that link to peptide-centric CARs, allowing for targeted therapies across different variants and tumor types. This breakthrough enables the design of more efficient CAR therapies for a broader range of patients with complex and difficult-to-treat cancers.
The Cre-LoxP system's specificity is compromised due to non-specific promoters driving Cre expression, leading to inaccurate results. This limitation requires careful consideration for proper interpretation of experimental outcomes.
Researchers at Johns Hopkins Medicine discovered a promising experimental drug combination that reduces the size of peripheral nerve sheath tumors in mice and increases survival rates. The combination blocks glutamine metabolism and purine recycling, producing a better anti-tumor response with less toxicity.
Researchers at the University of Virginia Health System have discovered how Lactobacillus, a bacterium found in fermented foods and yogurt, influences mood disorders. The findings suggest that maintaining a healthy level of Lactobacillus may help prevent depression and anxiety by regulating immune response to stress.
Researchers from Japan have discovered a novel targeted molecular therapy using microRNA-451a to suppress the progression of gemcitabine-resistant biliary tract cancers. The study found that miR-451a significantly diminished cell proliferation, induced cell death, and reduced chemoresistance in cancer cells.
A new study finds that structural racism is a significant contributor to unequal lung cancer risk factors, affecting different racial and ethnic groups differently. The research highlights the need for tailored preventive interventions to address these disparities.
Researchers confirm that pancreatic cancer triggers a response in the immune system, but T cells struggle to infiltrate tumors. This finding could guide future treatment development for pancreatic ductal adenocarcinoma (PDAC), a deadly form of pancreatic cancer.
Researchers at iGCORE in Japan developed two synthetic versions of an ADP-ribose fragment to study cellular functions. The approach enables the production of structurally well-defined oligo- and poly(ADP-ribose) samples, accelerating ADP-ribose biology research.
A study of 438,000 U.S. adults found that smoking cessation can significantly reduce cardiovascular, cancer, and respiratory mortality rates. Within a decade of quitting, former smokers' risk of cardiovascular death was approximately one-third that of continuing smokers.
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 at UChicago find that trans-vaccenic acid (TVA), a fatty acid in meat and dairy, enhances CD8+ T cell immunity against tumors. TVA also improves response to immunotherapy treatments for patients with higher levels of the nutrient in their blood.
A study found that cancer patients with COVID-19 had significantly higher mortality and hospitalization rates compared to non-cancer patients, highlighting the increased risk of severe illness. COVID-19 vaccination in cancer patients reduced this risk, emphasizing the importance of vaccination in protecting vulnerable populations.
A study of 103,000 early-stage breast cancer patients reveals a significant racial disparity in chemosensitivity and survival rates. Black patients are more likely to experience residual disease after neoadjuvant chemotherapy, leading to a higher mortality risk.
Researchers found that cancer cells with multiple mutations alter cell competition, allowing them to infiltrate and form highly invasive tumors. The study identified a key mechanism, MMP21, which promotes the production of diffusely invasive cancer cells.
Researchers Reshmi Parameswaran and Carlos Subauste at Case Western Reserve University have received funding for their work on finding new treatments for B-cell cancer and diabetic retinopathy, a leading cause of blindness. They aim to develop more effective cell therapies and inhibitors to treat these diseases.
Researchers identified a promising dual-purpose target, KDM1A, using AI analysis of transcriptomic data from 16,740 healthy samples and 11,303 tumors. KDM1A was found to significantly extend lifespan in Caenorhabditis elegans and has anti-cancer activities established in preclinical and clinical studies.
Scientists at Texas Biomedical Research Institute found a promising cancer therapy also effectively reduces TB growth, even for drug-resistant bacteria. The therapy combines MCL-1 and BCL-2 inhibitors with antibiotics to control TB up to 98%.
A study by Bansaccal et al. reveals that oncogene-expressing cells in the ear epidermis undergo vertical invasion to form invasive basal cell carcinoma, whereas those in the back skin expand laterally without invading the dermis. The team found that the extracellular matrix composition, particularly collagen density, plays a crucial ro...
A new ASTRO clinical guideline recommends partial breast irradiation as a viable alternative to whole breast radiation for patients with early-stage invasive breast cancer or DCIS, based on evidence from large randomized trials. The guideline provides guidance on patient selection and best practices for delivering effective partial bre...
A recent study by Harvard researchers provides an engineering approach to understanding the failure of macrophages in cancer therapies. The team found that different phenotypes exhibit different penetration into tumors, with M0 macrophages showing improved transport efficiency.