Articles tagged with Cancer Treatments
A proof-of-concept study developed three machine learning models to predict posttreatment recurrence in early-stage hepatocellular carcinoma patients. The models achieved high accuracy using imaging data alone, while combining clinical data did not significantly improve performance.
Researchers developed a method combining musical tests with EEG measurement to detect cognitive decline in old age. The study tested 50 elderly people who scored low on the mini-mental test, showing promising results in detecting mental deterioration.
A study by Japanese researchers from Fujita Health University sheds light on the molecular mechanisms of contact dermatitis, revealing that neutrophil extracellular traps play a key role in the condition. The team's findings suggest that inhibiting NET formation could be a new therapeutic strategy for treating contact dermatitis.
Researchers identified differences in PTK activity between normal and cancer kidney tissue, with Src family kinases and PI3K pathways exhibiting high activity. Ex vivo treatment of clear cell RCC with TKIs revealed that tivozanib and cabozantinib were more potent inhibitors than sunitinib or pazopanib.
Researchers at Georgia Tech have developed a new chip that can detect cancer metastasis in blood samples with high precision and scalability. The Cluster-Well chip uses microfluidic technology to isolate circulating tumor cell clusters, allowing for earlier and more targeted treatment.
Researchers at the University of São Paulo found that deactivating the light-sensitive protein melanopsin slows melanoma progression in animal experiments. The study, published in Communications Biology, suggests that melanopsin acts as an oncogene in melanoma, a type of skin cancer.
Researchers at the Centre for Genomic Regulation have identified PDIA6 as a key protein involved in driving melanoma malignancy. The study found that PDIA6 promotes melanoma cell growth by binding to RNA molecules inside tumor cells, making it a promising therapeutic target.
Researchers at University of Bristol developed mathematical models to assess biomarkers for detecting glioblastomas, a type of brain cancer. The study found that lowering the current biomarker threshold could lead to earlier detection using blood tests.
Researchers investigated the effects of neoadjuvant chemoradiotherapy on CD8+ tumor-infiltrating lymphocytes, PD-L1, and mucin expression in rectal cancer patients. The study found that nCRT exposure was associated with higher mucin expression and a non-significant difference in PD-L1 expression, suggesting an immunosuppressive phenotype.
A new study by CU Anschutz researchers found that over 70% of breast cancer patients experience changes in their sexual health during and after treatment. Patients desire early education and counseling from medical teams to address these issues, which are often overlooked.
A study of 3,028 patients with COVID-19 reveals that race, ethnicity, and severity of infection are key factors contributing to delayed cancer treatment. Researchers found that these patient demographic factors are strongly associated with delays in receiving timely medical care.
Researchers used Guardant NGS to analyze nearly 17,000 lung cancer samples and found MET amplification in 1.2% of cases, with 20.8% having overlapping oncogenic drivers. The study suggests that high gene copy numbers and smaller amplified regions can be used to enrich for the true MET-sensitive population.
The American College of Physicians (ACP) has issued a position paper on the ethical use of genetic testing and precision medicine in internal medicine. The guidelines address key issues such as incidental findings, education for physicians and patients, and counseling needs. ACP emphasizes the need for ongoing surveillance and anticoag...
A recent study published in CANCER highlights the growing concern among Hodgkin lymphoma survivors. The analysis found that individuals with early-stage HL are now at a higher risk of death from cardiovascular disease compared to cancer after approximately 60 and 120 months of follow-up. This indicates that more effective measures are ...
A new study from Tel Aviv University found that CRISPR therapeutics can lead to a significant loss of genetic material in treated cells, potentially destabilizing the genome and promoting cancer. The researchers detected up to 10% of cells with lost chromosomes, highlighting the need for extra care when using this technology.
Researchers discovered cancer cells produce a unique collagen that alters the tumor microbiome and promotes cancer progression. Loss of this collagen reduces cancer cell proliferation and boosts anti-tumor immune response, offering a potential therapeutic strategy.
Researchers have developed a biomimetic formulation to treat glioblastoma by harnessing lactate metabolism. The formulation, called M@HLPC, uses nanoparticles to deliver a combination of drugs that inhibit cancer cell growth and kill glioma cells.
A large cohort study found that hormone replacement therapy for breast cancer survivors is not associated with an increased risk of recurrence. The study included over 8,400 Danish postmenopausal women and found no link between vaginal estrogen or menopausal hormone therapy and breast cancer reoccurrence.
Researchers used radiomics-based machine learning models to detect pancreatic cancer on prediagnostic CT scans, identifying it up to 386 days before clinical diagnosis. The AI model showed high accuracy and specificity, with a range of 94-98%, and was unaffected by image variations.
Researchers developed an AI system that classifies IBDN lesions accurately, displaying image-based diagnostic ability with 64.5% sensitivity and 89.5% specificity. The correct diagnosis rate of the AI system was 79.0, surpassing that of endoscopists, who achieved a 77.8% accuracy rate.
Researchers at Osaka University identified Src as a key molecule in the process of epithelial cells becoming invasive and cancerous. The study found that CDCP1 forms a molecular scaffold that activates Src, promoting cancer cell invasion.
Researchers from Tianjin Medical University General Hospital review sarcopenic obesity's impact on liver disease, including nonalcoholic fatty liver disease and cirrhosis. The study aims to clarify the pathogenesis of sarcopenic obesity and identify potential therapeutic avenues.
Abemaciclib, a CDK4 & 6 inhibitor, showed profound inhibition of cell proliferation and triggered senescence and apoptosis in breast cancer cells. Continuous dosing provided sustained inhibition with irreversible effects through apoptosis, supporting the differentiated safety and efficacy profile.
The July issues of The American Journal of Psychiatry and Psychiatric Services feature new neuroscientific advances addressing major depression, anhedonia, and cognitive deficits. Research reports highlight the provision of care among underserved populations, including Hispanic communities with declining mental health services.
A case report highlights the dangers of excessive vitamin D intake, with symptoms including abdominal pain, leg cramps, and kidney abnormalities. Doctors warn that hypervitaminosis D is on the rise and can lead to serious health problems if not taken safely.
Researchers discover G6PD's pivotal role in activating pentose phosphate pathway to counter oxidative stress, leading to increased cell death and tumor shrinkage. Ovarian cancer cells' reliance on fatty acid metabolism fuels oxidative compound production, which can be offset by G6PD inhibition.
Boston University School of Medicine researchers have developed a promising anti-cancer compound, Factor Quinolinone Inhibitors (FQIs), that specifically impede LSF's DNA-binding and transactivation activities. The study shows that FQI treatment can significantly reduce tumor growth in experimental models.
A study by Michigan Medicine researchers has identified oncostreams, highly active cells connected to brain tumor growth and invasion. The team found that eliminating Collagen 1 production from tumor cells reduces tumor aggressive behavior. This discovery could lead to novel therapeutic targets for treating lethal brain tumors.
Researchers discovered a rare type of thymocyte cell, known as EADN, which can transform into leukemia in some patients. The discovery could lead to personalized treatments for each person's unique cancer case.
Scientists have created new fluorescent chemical compounds for photodynamic therapy of cancerous tumors, which can stain affected tissues and destroy tumor cells without harm to healthy ones. The compound containing pyrene shows the highest fluorescent and anticancer activity.
A prospective study compared CEM and MRI for NAT response assessment in patients with breast cancer. CEM yielded comparable assessments of lesion size and RECIST categories as MRI, but with lower sensitivity for pathologic complete response. Delayed CEM acquisition detected residual ductal carcinoma in situ (DCIS).
Researchers have discovered the process of incorporating selenium into 25 specialized proteins, essential for various cellular and metabolic processes. The study provides critical insights into the workings of these vital mechanisms, which could lead to the development of new medical therapies.
Researchers have discovered a novel treatment approach for chromophobe renal cell carcinoma (ChRCC) by targeting ferroptosis, a form of programmed cell death. This strategy may provide an effective treatment option for patients with this rare and currently untreatable disease.
Researchers at Tokyo Medical and Dental University have developed a liquid biopsy that can determine if an esophageal cancer patient will respond to certain treatments. The biopsy uses a panel of mRNAs and microRNAs to predict patient outcomes, with improved accuracy when combined with tumor size data.
A global team led by Rutgers Cancer Institute of New Jersey has secured $25 million to study cachexia, a debilitating wasting condition responsible for up to 30% of cancer deaths. The team plans to build a deep understanding of what causes cachexia and develop novel treatments.
Researchers at Kyoto University identified the mechanism behind active inflammation and immunosuppression in tumor microenvironments. EP2/EP4 inhibitors suppress tumor growth by allowing regulatory T cells to infiltrate and activate within tumors, benefiting patients with certain cancers.
The COVID-19 pandemic significantly impacted patient accruals in oncology clinical trials, with a 46% decline early on. However, the recovery has been progressive, with newly activated clinical trials increasing by 467 from 2019 to June 2021.
A research team from Tokyo University of Science has developed a new method to create copolymers with different metal species, which have potential uses in catalysis and drug discovery. The technique allows for controlling the composition of metal species in the resulting polymer.
Researchers have developed a molecule that uses nanotechnology, chemotherapy and a monoclonal antibody to target glioblastoma multiforme, the most aggressive type of brain cancer. The treatment showed promise in isolated cells and animal models, with significant reductions in tumor volume and no increased toxicity.
A targeted radionuclide alpha therapy called 225Ac-DOTATATE has shown promising survival rates and an acceptable toxicity profile in patients with advanced-stage gastroenteropancreatic neuroendocrine tumors. Minimal toxicities were noted after treatment.
Scientists at CNIC discovered a complex network between liver tissue connections that allows the liver to regulate body temperature. The secretion of IL-12 by liver-infiltrating macrophages blocks FGF21 production, reducing heat generation by brown fat in mice.
Researchers have identified new biomarkers to detect non-small cell lung cancer in its early stages through a blood test, offering improved survival chances. The approach can also identify potential drug resistance, allowing clinicians to choose alternative treatment options.
Experts advise against routine prostate cancer tests for asymptomatic men due to the test's limited ability to prevent deaths and potential for overdiagnosis. Instead, they recommend using a 'risk checker' tool to explore options with a doctor, emphasizing the need for evidence-based guidance on PSA testing.
A team of researchers at University of Zurich successfully transplanted a human liver that was treated in a machine, paving the way for a potential solution to the global organ shortage. The liver was preserved for three days outside the body using a custom-made perfusion machine.
Researchers studied meiotic cohesin complexes' effect on chromosome structure and genomic integrity in embryonic stem cells. Maintaining adequate levels of REC8 and STAG3 factors ensures chromosomal stabilization and sister chromatid cohesion.
Research suggests that NF-κB over-activation is associated with improved outcomes in patients with HPV-positive head and neck cancer. An RNA-based classifier trained on tumors with specific mutations may improve prognostic classification, aiding in treatment personalization.
A study has found that patients with pancreatic ductal adenocarcinoma (PDAC) are six times more likely to have had gallstone disease within the year prior to diagnosis than non-cancer patients. This association suggests that gallstones could be a warning sign for this aggressive and deadly cancer.
Researchers have found that gamma delta T cells can be trained to become extreme killers by recognizing abnormal target cells. This discovery has implications for developing novel cellular therapies to treat cancer and infectious diseases.
A new study has found that a one-off treatment with senolytics can prevent premature ageing and frailty caused by cancer radiotherapies. The treatment was tested in mice and showed improved health conditions, providing new hope for cancer survivors.
Scientists used cryogenic electron microscopy to capture multiple states of the Kv4 ion channel, revealing a previously unknown mechanism of inactivation that differs from other VGICs. This finding may help researchers identify therapeutic strategies for neurological and cardiac conditions linked to mutations in Kv4.
A new study applies 'Deep Visual Proteomics' to cancer cells, revealing mechanisms driving tumor development and exposing therapeutic targets. The method integrates advances from four technologies to analyze protein landscapes, providing insights into cancer vulnerabilities.
A new review highlights the risks of fatty liver disease caused by metabolic dysfunction, characterized by fat accumulation in liver cells and oxidative stress. The progression of the disease can lead to inflammation, fibrosis, and cirrhosis with a high risk of hepatocellular carcinoma.
A nationwide study of 100 million hospitalizations found that percutaneous coronary intervention is safe and increasing among cancer patients. The study suggests that PCI can nearly double from 2016 to 2018 among patients with thrombocytopenia, without significantly increasing mortality.
Researchers at the Beckman Institute found a direct link between high-fat diets and heightened nitric oxide levels, which can lead to increased risk of inflammation and cancer development. The study used a molecular probe to visualize changes in the tumor microenvironment.
A recent study reveals that sexual minority individuals are less likely to undergo cervical cancer screening, with Hispanic individuals facing the most significant disparities. The analysis of 2015–2018 data from the National Health Interview Survey found that white sexual minority participants and Hispanic sexual minority participants...
Adolescent and young adult leukemia survivors experience lower long-term survival compared to the general population, with age and sex influencing outcomes. Long-term mortality risks persist for up to 30 years after diagnosis, primarily due to late side effects from treatment.
A study published by Mayo Clinic Cancer Center investigates the reasons for decreasing remission rates for patients with non-Hodgkin lymphoma treated with CAR-T cell therapy. The team found that a gene called TIGIT drives CAR-T cell exhaustion and dysfunction, suggesting its blocking strategy may improve treatment efficacy.
A significant proportion of patients with head and neck squamous cell carcinoma who smoke daily at diagnosis continue to smoke two years post-treatment. Most quitters stop smoking within the first six months after treatment.
A recent study analyzed a large database of bladder cancer patients and found that fewer than half had been tested for the relevant gene mutation or received erdafitinib treatment, despite its proven efficacy. The research highlights significant barriers to treatment, including obstacles in testing and education for healthcare providers.
Researchers at the University of Basel have discovered a promising therapeutic approach for estrogen-receptor-positive breast tumors with the GATA3 gene mutation. The approach involves inhibiting the MDM2 gene, which is sensitive to disruption in these cancer cells.