Articles tagged with Cancer
A team of researchers at George Washington University has identified DDR1 as a key molecule that prevents immune cells from entering and killing breast tumor cells. Deactivating this molecule allows immune cells to infiltrate the tumor and kill cancer cells, opening up new avenues for therapeutic agents.
A new machine learning model developed by Timothy Chan accurately predicts whether immune checkpoint blockade will be effective in patients with various cancers. The tool assesses multiple patient-specific factors, including tumor mutational burden and chemotherapy history, to predict response and survival outcomes.
Researchers have identified genetic mutations in genes CBP and p300 that drive radiation resistance in head and neck tumors. Inhibiting these proteins with certain drugs makes tumor cells more susceptible to radiotherapy.
A new pilot study reveals a prostate cancer urine test can identify men with intermediate-risk disease, allowing them to opt for active surveillance instead of immediate treatment. The test assesses the amount of aggressive cancer in the prostate without needing a biopsy.
Researchers at Shinshu University discovered a new type of amyloidosis associated with duodenal neuroendocrine tumors that produce somatostatin. Laser microdissection and liquid chromatography-tandem mass spectrometry techniques were used to identify the amyloid formation.
A team of scientists developed a drug-like molecule that can counteract the effects of mutated epigenetic regulators, which are known to drive certain types of cancer. The molecule targets the 'reader' CBX8, which is critical for the proliferation of cancer cells, but more dispensable in healthy cells.
Researchers at Boston University have developed a new online risk prediction model for breast cancer in Black women, suitable for use in primary care settings. The model is well-calibrated and discriminatory accurate, with the highest accuracy for women under age 40.
Researchers developed a new NMR spectroscopic method to map IDP function more easily, fast, and accurately. The method sheds light on mechanisms of diseases like Parkinson's, Alzheimer's, and type 2 diabetes.
Researchers at the University of Waterloo have created a deep neural network that detects disease biomarkers with high accuracy, achieving 98 per cent detection of peptide features. This breakthrough could enable earlier and more accurate disease detection through tissue sample analysis.
Researchers developed a molecular agent that can target lung and other cancer cells for imaging and treatment, distinguishing between healthy and cancerous cells. The new approach uses a unique chemistry method to tune the reactivity of the molecule, avoiding off-target effects.
A study by Ludwig Lausanne reveals how cancer cells convert immune cells into supporters of their growth and survival. The researchers identified β-glucosylceramide as the key lipid triggering this transformation, which can be targeted to slow or reverse tumor progression.
A study investigates the role of the TGF-β/SOX9 axis in promoting cancer migration and invasion in oral squamous cell carcinoma. The research found that CAF-induced TGF-β1 upregulates SOX9 expression, leading to increased cancer invasiveness and poor prognosis. The findings suggest a potential therapeutic target for developing novel tr...
A new study found that surgery benefits men with Stage IV breast cancer, particularly those responsive to systemic therapy. Trimodal therapy, including surgery and radiation, shows improved 5-year overall survival rates compared to systemic therapy alone.
A team of researchers from Japan has developed a platform using nanofibers to capture and control the migration of brain tumor cells, including glioblastoma multiforme. The study found that varying fiber densities can slow or speed up cell movement, leading to the creation of 'cell traps' that can restrict tumor cell growth.
Researchers create maps of senescence in heart and lung cells, comparing different types of senescent cells across the lifespan. The goal is to understand how senescent cells contribute to age-related diseases and develop therapies called senolytics.
A recent UC San Diego study has found that e-cigarette use does not help smokers stay off cigarettes, but rather increases the risk of relapse. Former smokers who switched to e-cigarettes were more likely to relapse compared to those who remained tobacco-free.
The new ESMO Clinical Practice Guideline provides comprehensive guidance on diagnosing, staging, and treating patients with metastatic breast cancer. The guideline incorporates recent clinical trial data to inform treatment choices, taking into account tumour biology and emerging targeted therapies.
A study published in JNCCN found that 45% of people with cancer prefer telemedicine over in-person visits, while general patient satisfaction scores are equally high. The research also revealed that patients preferred video conferencing over audio-only appointments and that telemedicine can reduce treatment-related costs.
Scientists at Osaka University developed a novel system for targeted cancer radiation therapy using gold nanoparticles labeled with astatine-211. The nanoparticles are highly toxic to cancer cells while remaining localized, minimizing damage to healthy tissues.
A study by the University of Texas Health Science Center at Houston found that individuals with cancer living in economically or medically underserved areas have a nearly twice the risk of suicide mortality compared to the general population. Mental distress from financial hardship worsened during cancer survivorship among those living...
A Ludwig Cancer Research study has identified a potential combination therapy for treating brain metastases of breast cancer. The treatment targets tumor-associated macrophages and microglia, immune cells found within brain metastases that cancer cells can manipulate to support their growth and survival.
A new report from the American Cancer Society reveals that over 46,000 cancer cases annually in the US could be prevented with moderate-intensity physical activity. The study found that states in the South had the highest proportion of cancers attributable to physical inactivity, while northern states had lower proportions.
Researchers conducted genomic evaluations of advanced malignancies to develop matched, individualized combination therapies. The study found that precision cancer therapy improved median overall survival rate by 3.9 months compared to standard care.
A team of scientists from the University of Pittsburgh and National Cancer Institute discovered why HIV is rarely the direct cause of cancer. The research found that it requires a specific series of events involving changes in HIV and additional mutations in human genes, resulting in T cell lymphomas. However, the occurrence is rare, a...
Researchers have developed chimeric exosomes that co-activate the immune system to combat tumors. The therapy targets solid tumors, where the immune cells are often compromised, and improves treatment outcomes for patients.
A new study reveals that childhood adversity is a major contributor to early and preventable causes of mortality and long-term physical and mental health issues. Childhood adversity was found to be associated with elevated risk for chronic diseases, including heart disease and cancer.
A study by University of New Mexico researchers found that 65% of women with a normal prior co-test had undergone re-screening within three years, far more often than recommended. Meanwhile, some women were not re-tested for over five years after a negative co-test or cytology alone, increasing their risk for poor outcomes.
A study by Nicolò Pernigoni and colleagues found that androgen-producing gut microbes in patients with advanced prostate cancer can lead to sustained tumor growth. Treating these microbes with antibiotics or fecal transplants from sensitive individuals may delay ADT resistance.
A multicenter study found cardiovascular magnetic resonance imaging to be highly accurate in diagnosing and excluding cardiac tumors. The results show that CMR provides prognostic value beyond clinical factors.
The study reveals that G6PD is associated with elevated expression of genes involved in glutathione-mediated redox metabolism, leading to chemoresistance. Patient-derived spheroids derived from clinical specimens showed diverse heterogeneity in chemoresistance against platinum-based compounds.
Researchers discovered a microRNA, miR-766-5p, that targets super-enhancers and reduces MYC expression in cancer cells, inhibiting growth rates. The study suggests this molecule could be used as an anti-cancer therapeutic to fight MYC-driven cancers.
A new study finds oesophageal cancer cases have tripled in under 50s, with increases attributed to lifestyle-related risk factors such as smoking and poor diet. The study also shows improved relative survival rates for younger patients, highlighting the importance of early diagnosis and treatment.
A recent study found that colorectal cancer diagnoses fell dramatically by 40% in a year during the COVID-19 pandemic. This decline was attributed to the suspension of screening programs and postponed non-urgent colonoscopy investigations.
Researchers analyzed protein-protein interaction data from head and neck squamous cells, breast cancer, and combined them to generate a map of protein pathways driving tumor growth. The studies identify potential new therapeutic targets and provide a resource for interpreting cancer genomic data.
A promising radionuclide treatment has been identified for HER2-positive breast cancer patients, combining radioactive iodine therapy with single-domain antibodies targeting the HER2 antigen. The treatment demonstrates safety and efficacy in a phase I study, paving the way for further clinical development.
Stephanie Grainger, Ph.D., awarded $2.375M grant to explore Wnt molecular pathway's role in healthy development and disease, including cancer, osteoporosis, and heart conditions.
A team of international researchers has unraveled the inner workings of C5aR2, a key receptor involved in inflammation and COVID-19. The study provides an additional opportunity for therapeutic targeting with new drug molecules to block its activation and inflammation response.
The study found that participants who completed the Active Living After Cancer program showed significant improvements in physical activity, six-minute walk distance, and mental health. The program is effective for minority and medically underserved cancer survivors and can be implemented through a community-based model.
A large prospective study has found that hospital mortality rates for people with cancer do not appear to have reduced over time, unlike those for people with no history of cancer. The findings are based on anonymized data from over 195,000 people hospitalized in the UK.
The VCU Massey Cancer Center has established a Translational Research Center in Lung Cancer Disparities (TRACER) to address racial disparities in lung cancer. TRACER will investigate the interaction between stress, smoking, and gene expression to raise lung cancer risk in Black men.
A new study found that benzo(a)pyrene plays a small part in the global risk of developing PAH-associated cancer, with 89% of the risk coming from other unregulated chemicals. Degradation products formed in the atmosphere can also be more toxic than the emitted PAHs.
A new study finds that left-sided breast cancer radiation therapy increases the risk of coronary artery disease in younger survivors, with a significant increase in risk seen at 10.5% for those who received left-sided radiation therapy compared to 5.8% for right-sided.
The FIRSTMAPPP trial found that sunitinib significantly prolongs progression-free survival in patients with malignant pheochromocytoma and paraganglioma. The study demonstrated the efficacy of sunitinib as a treatment option for this rare cancer, which is commonly treated with old and toxic agents.
A recent study published in CANCER found that cancer significantly reduces the life expectancy of transplant recipients, particularly those who receive lung or heart transplants. The average lifespan lost due to cancer diagnosis among these patients is approximately 2.7 years.
The KEYNOTE-826 study found that adding immunotherapy to standard first-line treatment increases overall survival by eight months for patients with recurrent, persistent or metastatic cervical cancer. The addition of pembrolizumab to chemotherapy also reduced the risk of death and disease progression by 33%.
The KEYNOTE-716 trial shows that adjuvant pembrolizumab significantly prolongs recurrence-free survival and halves distant recurrences in stage II B/C melanoma patients. This suggests that patients with high-risk stage II melanoma should be offered adjuvant therapy.
A study at ESMO Congress 2021 highlights the need for improved cancer follow-up care to address burdensome symptoms like fatigue. Patients often receive inadequate support, leading to widespread dissatisfaction.
Researchers at MD Anderson Cancer Center presented new findings on novel therapeutic approaches, including cell therapy for solid tumors and antibody drug conjugates targeting TROP2. The therapies achieved partial responses in six patients, with an overall response rate of 35.3% and disease control rate of 70.6%.
A survey of 5,589 cancer patients found widespread unawareness about immunotherapy's mechanism, efficacy, and cost. Non-oncology doctors also face challenges in keeping up with the latest developments in oncology.
Researchers study social support networks and health outcomes of over 670 Hispanic and non-Hispanic lung cancer patients to understand the Hispanic Health Paradox. The study aims to identify cultural differences in social interactions that influence health outcomes.
Researchers at the University of Basel have discovered a novel combination therapy approach that combines inhibiting JAK2 with targeting the MAPK signaling pathway. This dual targeting strategy has shown promising results in improving leukemia treatment outcomes by reducing blood cell production and altering disease course.
Researchers have identified a mechanism to control R-loop regulation, which could lead to new drugs for cancer and dementia. The study found that three proteins work together in a pathway to optimize R-loop levels, with potential applications for treating various conditions.
Researchers at Penn State have imaged a protein facilitating RNA modification, allowing them to reconstruct the process. The study reveals how a chemical tag is added to tRNA, improving its ability to translate messenger RNA into proteins.
A new DNA-based test using whole genome sequencing can identify tumour-specific markers to measure cancer levels in children's bodies. This technology has the potential to detect minimal residual disease and change treatment outcomes.
New research highlights the need for adequate communication and support for children of cancer patients. Children can experience anxiety, depression, and behavioral changes due to parental illness, yet many parents struggle to address these issues on their own.
A study conducted by Ludwig Institute for Cancer Research has shown that extremely low doses of radiation combined with existing therapies can turn
Researchers at Ohio State University found that cancer can cause cardiac dysfunction due to the presence of free radicals, which were reversed by specific antioxidants in fruit flies and mice with tumors. The study suggests a potential new approach to treating heart problems in cancer patients.
A new study by UBC researchers found that chemotherapy drug cisplatin is more likely to cause hearing loss in young children, particularly those under five years old. The study, published in Cancer, shows that the hearing of these children is impacted early during treatment and is affected to a greater extent than older children.
A new study found that young children with cancer are at a higher risk of permanent hearing loss due to the chemotherapy drug cisplatin. The study, published in the journal CANCER, reveals that up to 75% of children under 5 years old experienced hearing loss after treatment.
Research from Osaka City University reveals that hepatocellular carcinoma survival decreases as poorly differentiated tumor size increases. Tumors over 5cm have a significantly higher risk of early recurrence and spreading to other parts of the body.