Articles tagged with Cancer
Researchers develop a nanobomb that selectively targets cancer cells with heat and releases anticancer drugs, offering a promising multimodal treatment approach. The nanobomb's biodegradability and safety make it an attractive option for cancer therapy.
Researchers at Tufts University have found that manipulating voltage patterns in tumor cells can significantly reduce tumor cell invasion and metastasis in animal models. Using FDA-approved ion channel blockers, they were able to normalize cell voltages, decrease tumor growth, and limit the spread of cancer cells.
Researchers at UTA have discovered commonalities among caspases 3, 6, and 7 that could allow for the isolated activation of proteins in tumor cells without disrupting healthy cells. By understanding how effector caspases work in healthy conditions, they hope to develop methods to destroy abnormal cells while preserving healthy ones.
A new graft strategy has reduced chronic graft-versus-host disease in leukemia patients by depleting naïve T cells from donor blood. The approach has shown promising results, with only 7% of patients developing chronic GVHD compared to 30-60% with standard treatment.
Researchers at Penn State will investigate ways to stimulate muscle growth by increasing ribosome production. Their goal is to find molecular targets that can be used to promote muscle growth without exercise or drugs. This study aims to prevent muscle loss due to aging, cancer, and other chronic diseases.
Researchers at RIKEN successfully treated cancer in mice using metal catalysts that assemble anticancer drugs inside the body. The technique avoids indiscriminate tissue damage and increases cancer-inhibiting activity by 1000 times.
Researchers at UCSF identify unique immune microenvironments in different types of cancer, paving the way for personalized immunotherapies. The study categorizes tumors into 12 groups based on their immune profile, suggesting that some cancers share similar characteristics despite being from different types.
A study published in Leukemia found that cord blood transplantation (CBT) was more effective than matched related donor transplantation (MRDT) for patients with refractory and relapsed acute myeloid leukemia (R/R AML). The study compared the survival rates of 1,738 CBT-treated patients with those of 713 MRDT-treated patients, revealing...
A large-scale Finnish trial found that taking high doses of vitamin D (1600-3200 IU/day) for five years did not decrease the incidence of cardiovascular disease or cancer. The study's findings support the recommendation of 10 micrograms (400 IU) per day for adult Finns, but do not suggest using large doses as a preventive measure.
Researchers found that CBD shrinks glioblastoma tumors by reducing inflammation and restoring immune balance. The compound also suppresses key proteins involved in tumor growth and spread, making it a potential novel adjunct therapy for glioblastoma patients.
Researchers found tumor risk varies among patients with Beckwith-Wiedmann spectrum, differing from classic symptoms. Traditional blood tests may not capture all cases, emphasizing the need for more accurate diagnosis and monitoring.
A new study from Children's Hospital of Philadelphia found that family members of children with life-threatening conditions are 50-70% more likely to experience mental and physical health issues. The study examined four types of life-threatening conditions and found mothers, fathers, sisters, and brothers to be at higher risk.
Scientists have found that the gene PBK is overexpressed in pulmonary hypertension, causing excessive cell proliferation and thickening of pulmonary artery walls. They are now exploring PBK inhibitors to reduce cell proliferation and improve heart and lung function.
Researchers at Houston Methodist have discovered a new combination therapy that regresses tumor growth of triple negative breast cancer and prevents the cancer from spreading. The response rate using this therapy is about 50%, compared to 25-30% with older drugs, offering new hope for patients with hard-to-treat breast cancers.
A recent study published in JNCCN found that 33 out of 81 studies lacked transparency on censoring, which can introduce bias and affect trial results. The researchers emphasize the need for improved transparency and reporting in clinical trials to ensure patients and clinicians make informed decisions.
Researchers at UCSF developed a new technique using skin grafts with 'privacy glass' to provide a better facial color match for cancer patients. The study found that the technique resulted in a better match than other methods, with an average delta-E calculation of 6.3.
Researchers have discovered that a common class of targeted therapies can help more colorectal cancer patients than previously thought. By analyzing cell studies and computer modeling, the team identified 10 distinct RAS mutations that do not preclude the use of EGFR inhibitors, which are already approved for other uses.
Researchers simulated an attack that falsified mammogram images, fooling both AI breast cancer diagnosis models and human radiologist experts. The study highlights the need to develop ways to make AI models more robust to adversarial attacks, which could lead to incorrect cancer diagnoses.
A new study by Dana-Farber Cancer Institute researchers found that a 2.5-year regimen involving ibrutinib and chemoimmunotherapy can provide deep and lasting remissions of chronic lymphocytic leukemia in young patients. The therapy was effective even for patients with higher-risk CLL, and showed minimal side effects.
Patients with multiple myeloma receive limited COVID-19 vaccine effectiveness compared to cancer survivors not on treatment. The disease and its treatment can weaken immune systems, reducing vaccine efficacy.
Researchers at Kobe University discover that adding Vitamin B2 to stressed cells increases mitochondrial energy production and prevents cellular senescence. This finding has potential implications for preventing age-related disorders and extending healthy lifespans.
Researchers have developed a CRISPR/Cas9 gene editing system to enhance the effectiveness of sonodynamic therapy, allowing tumors to be effectively shrunk in a mouse model of liver cancer. The technology reduces antioxidant defense systems, increasing cancer cell death from the treatment.
A groundbreaking study led by Dr. Carlos Caldas has identified a way to predict treatment response in breast cancer patients before treatment begins. The research, published in Nature, uses machine learning algorithms to analyze tumor tissue and DNA/RNA profiles, providing a robust test for predicting therapy response.
A recent study by NTU Singapore and Singapore General Hospital found that mutations in the DDX3X gene are responsible for chemotherapy resistance in some blood cancer patients. The study also discovered that STAT inhibitors can effectively kill lymphoma cells with DDX3X mutations, providing hope for new treatment options.
A new study found that bowel cancer patients are at high risk of clinical levels of depression, with over a third experiencing symptoms up to five years after surgery. The study identified risk factors such as pre-existing depression and anxiety, low social support, and poor health.
Scientists have identified a cascade of four proteins that activate the cancer-causing protein ∆Np63α. By inhibiting these proteins, cancer stem cells can be controlled, and tumor growth slowed. This breakthrough offers new therapeutic options for squamous cell carcinoma.
A research team developed an AI framework that analyzes protein interactions to predict effective and low-toxicity cancer drug combinations. The framework, GraphSynergy, outperforms conventional models in identifying synergistic combinations.
A research team has identified a bacterium responsible for producing palmerolide A, a melanoma-fighting compound found in Antarctic sea squirts. The discovery could lead to the development of naturally-derived treatments for skin cancer.
The German Research Foundation has approved a new Collaborative Research Center (CRC) focused on developing sustainable iron alternatives to replace toxic or rare elements. The CRC will investigate iron's potential as a building block for the future, aiming to enhance its properties and make it more affordable and resource-efficient.
Researchers at Princeton University have discovered a new compound that can disable the MTDH gene, which is essential for cancer progression and metastasis. The compound shows promise in treating major human cancers, including breast, prostate, lung, and colon cancers.
A cohort study of 165 patients with hepatitis C-related hepatocellular carcinoma found that treating the virus with direct-acting antivirals reduces tumor progression and metastasis. The study showed a 72% reduction in tumor progression and an 88% reduction in risk of death from HCC.
Researchers evaluated lung cancer screening eligibility among Black women under USPSTF guidelines, revealing significant disparities in access to screening. The study found that Black women were less likely to meet screening criteria due to socioeconomic and insurance factors.
Researchers have discovered that certain molecules inhibiting thioredoxin reductase (TrxR) have a more specific effect than gold-based therapy auranofin. TRi-1 and TRi-2 compounds show promise as anticancer drugs, with higher specificity in their inhibition of TrxR.
Researchers engineered a probiotic designed to target and break down cancer cell defenses, allowing therapies to kill tumors more effectively. The new probiotic was tested in animal models of breast and colon cancer, showing promising results with improved survival rates.
Researchers discovered that chemotherapy drugs can affect protein synthesis in muscle cells, even at low doses. This finding has significant implications for cancer treatment and exercise rehabilitation programs, suggesting that even non-oxidative stress effects of chemotherapy should be considered.
A new study found that stroke survivors are more likely to continue cigarette smoking than cancer survivors, putting them at higher risk for subsequent strokes and heart disease. Researchers recommend developing robust smoking cessation programs for stroke patients similar to those offered to cancer patients.
A survey study of 400 parents and 80 clinicians found that nearly one-quarter of parents reported challenges in the therapeutic relationship with their oncologist, highlighting the need for improvement strategies. Clinicians used these strategies more frequently when they experienced relationship difficulties.
A fasting-mimicking diet was found to be safe and biologically active in cancer patients, with potential benefits for modulation of metabolism and enhancement of antitumor immunity. The study demonstrated significant reductions in blood glucose and growth factor concentrations, as well as enhancements in intratumor T-cell infiltration.
A new study by the Regenstrief Institute found that lack of protocols or standard operating procedures in the recovery room is a significant barrier to administering post-operative chemotherapy to reduce bladder cancer recurrence. The researchers identified 58 Michigan urologists who reported this as a major obstacle, emphasizing the n...
A recent study published in JNCCN found that only 31% of hospitals have immediate availability of all-trans retinoic acid (ATRA), a crucial blood cancer medication. This medication is essential for treating acute promyelocytic leukemia, which has a better prognosis when treated appropriately. The lack of ATRA availability poses a signi...
A study of 4,700 older adults found that those with social support had a lower likelihood of prolonged nursing home stays after a sudden health change. Having identifiable social support was associated with improved outcomes and reduced risk of extended care.
Researchers have devised a new method, NeoScreen, to generate large numbers of immune cells specifically engineered to recognize neoantigens and destroy tumors. This approach significantly improves the identification of patient-specific neoantigens, holding promise for the development of personalized immunotherapies.
Since the National Cancer Act of 1971, cancer death rates in the United States have decreased by nearly three quarters, according to a recent study published in JAMA Oncology. The study found that progress against cancer deaths has accelerated over time, with significant declines observed between 1999 and 2018.
Researchers discovered palmitic acid promotes metastasis in oral carcinomas and melanoma skin cancer, with epigenetic changes allowing cancer cells to communicate and spread. New therapies targeting this process are being developed, with a clinical trial expected to start in the next couple of years.
A diet rich in palmitic acid makes tumor cells more aggressive and increases their metastatic capacity, a process that is responsible for 90% of cancer deaths. Exposure to palmitic acid leads to permanent epigenetic modifications in tumor cells, allowing them to conserve metastatic capacity even after the fatty acid is removed.
A nationwide study published in JAMA Oncology found that immunotherapy use among trial-ineligible solid-tumor cancer patients increased significantly between 2014 and 2019, yet no survival benefit was observed. Researchers emphasize cautious use of immunotherapies for this population due to potential early harm.
A meta-analysis of case-control and cohort studies found no causal link between H. pylori infection and Alzheimer's disease dementia, but may be associated with all-cause dementia. The study suggests future research on the pathogenic mechanism may lead to novel therapies.
A recent Ludwig Cancer Research study has identified a crucial cellular interaction that enhances the immune system's ability to destroy cancer cells. The interaction involves antigen-presenting cells (APCs) and T lymphocytes (TILs), which work together to boost and sustain T cell functionality. This discovery opens new avenues for tre...
Researchers analyzed comprehensive metabolomic data to identify metabolic profiles distinguishing sarcopenia from frailty. The study found 22 sarcopenia markers that are largely distinct from 15 frailty markers, suggesting a shared metabolic basis for these two age-related diseases.
Researchers at UT Southwestern Medical Center have made significant breakthroughs in understanding the behavior of mutated RAS proteins, which are responsible for 20-25% of all cancers. By developing new targeted therapies that exploit specific mutations and signaling pathways, they aim to improve treatment options for patients with le...
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 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.
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.