Articles tagged with Cancer
Researchers found that ketogenic diets delay tumour growth but accelerate cachexia, a wasting syndrome that worsens disease prognosis. Dexamethasone may help optimise benefits by delaying cachexia.
Researchers found AI chatbot responses to top cancer queries are generally accurate but lack actionable information. These limitations suggest relying on chatbots for supplementary purposes rather than primary medical information.
Researchers from Brigham and Women's Hospital evaluated ChatGPT's recommendations for cancer treatment aligned with National Comprehensive Cancer Network (NCCN) guidelines. They found that approximately one-third of the chatbot's responses were non-concordant, highlighting its limitations in clinical decision-making.
Researchers found that certain anti-cancer compounds cause distinct nucleolar shapes and stress, which can be measured using a new classification system. This discovery could lead to improved understanding of why some drugs fail in clinical trials, providing a potential tool for identifying promising drug candidates.
Researchers at the Salk Institute discovered that high-fat diets change gut bacteria and bile acids, leading to inflammation and affecting intestinal stem cell replenishment. The altered bile acids cause inflammation and increase cancer risk in mice.
Researchers have discovered that estrogen promotes tumor growth in ERα-negative cancers, such as triple-negative breast cancer. Anti-estrogenic therapies, when combined with immune checkpoint inhibitors, drastically suppress tumor progression in mice models.
A new US study shows that e-cigarettes can help people quit smoking by reducing cravings and the number of cigarettes smoked. The naturalistic approach used in this study provides evidence that e-cigarettes are a valuable tool for adult smokers who have failed previous attempts to quit.
Researchers developed a natural product-inspired small molecule that binds to the cellular chaperone cyclophilin A, disrupting oncogenic signaling and tumor growth in several human cancer models. The approach could be used to target additional KRAS mutants and other cancer drivers.
Researchers used base editors to introduce specific combinations of activating and inactivating mutations into healthy organoids, creating realistic models for various types of cancer. This allows for further investigation into the development and treatment of cancer, with potential applications including testing new drugs.
A new study finds that people who adhere to a Mediterranean lifestyle have a lower risk of all-cause and cancer mortality. The study, led by La Universidad Autónoma de Madrid and Harvard T.H. Chan School of Public Health, analyzed data from 110,799 participants and found an inverse association between adherence to the Mediterranean lif...
Chronic disease medications impair the body's ability to regulate core temperature, increasing the risk of heat-related illness in elderly patients. Exercise and improved fitness levels can help mitigate these effects, but bodily impairments from chemotherapy and medications may limit exercise capacity.
Researchers have identified four metabolism-related biomarkers linked to an increased risk of metastatic prostate cancer in Black men. These biomarkers could lead to improved testing and treatments for this high-risk population, who are more than twice as likely to die from the disease.
A large long-term study found that good cardiorespiratory fitness in young men is associated with a significantly lower risk of developing nine specific cancers, including a 40% reduced risk of liver cancer. Higher fitness was also linked to lower risks of rectal, pancreatic, and bowel cancers.
Researchers successfully recreated lung cancer patient's internal environment using hydrogel and 3D bioprinting, preserving specific lung cancer subtype and genetic mutation characteristics. The study enables precise drug evaluation and personalized treatment options for lung cancer patients with underlying diseases.
A promising molecular diagnostic tool uses a single biomarker to detect primary bladder cancer in patients with hematuria, showing high sensitivity and accuracy. The noninvasive test offers advantages such as shorter turnaround time and efficient analysis of results.
Researchers find immunotherapy treatment anti-CTLA-4 leads to greater survival in mice with glioblastoma and discover new way cells kill cancer by triggering microglia, specialized immune cells in the brain. This breakthrough could lead to more effective treatments for human brain cancer.
A Harvard T.H. Chan School of Public Health study found that chronic exposure to fine particulate air pollutants (PM2.5) and nitrogen dioxide (NO2) increases the risk of colorectal and prostate cancers in older adults. NO2 exposure was also associated with an increased risk of breast cancer, while PM2.5 exposure had mixed results.
Researchers found that ranolazine, a heart medication, slows down tumor progression and increases visibility of melanoma cells to the immune system. This combination could improve response rates for immunotherapies in patients with melanoma.
A study of 15,000 adults found that alcohol consumption and risky drinking behaviors were prevalent among cancer survivors. The findings highlight the need for additional research to address the emerging concern of alcohol consumption in cancer patients.
A biomolecule has been engineered to selectively target and remove mucins from cancer cells, reducing tumor growth and increasing survival in lab-grown human cancer cells and mouse studies. This discovery could play a significant role in future therapies for cancer, as mucins are associated with many diseases.
A study in Cancer Medicine reveals that access to assisted suicide does not decrease conventional suicide among patients with cancer. In fact, the percentage of cancer-associated deaths by assisted suicide increased over time, while conventional cancer-related suicides showed a downward trend.
A Kaiser Permanente study found that drinking alcohol after a breast cancer diagnosis does not impact a patient's prognosis. The research used data from over 4,500 women diagnosed with invasive breast cancer and tracked their lifestyle changes and outcomes over 11 years.
Researchers developed an AI model called OncoNPC that can analyze genetic data to predict cancer type and origin. The model accurately classified at least 40% of tumors with unknown origin, leading to a 2.2-fold increase in eligible patients for targeted treatments.
Moderate and vigorous aerobic physical activity combined with muscle-strengthening activity may lower mortality risk. Higher levels of moderate and vigorous aerobic activity are associated with lower cancer and all-cause mortality rates.
Researchers at Uppsala University developed a new method to identify mutations in childhood brain tumors, medulloblastoma. The study found that these mutations can affect how cancer cells respond to certain drugs, suggesting a potential for precision medicine.
Researchers analyzed data from 230,000 individuals with second primary cancers, revealing higher mortality rates among Black and Hispanic populations compared to whites. The study highlights the need for targeted research on survival disparities in multiple primary cancer survivors.
Researchers highlight the need for effective treatment strategies for adenoid cystic carcinoma (ACC) of the head and neck, which is a highly malignant tumor with variable localizations. Proton therapy shows decisive advantages in long-term survival rates for ACC.
A study by Harvard T.H. Chan School of Public Health found that chronic exposure to fine particulate air pollutants (PM2.5) and nitrogen dioxide (NO2) may increase non-lung cancer risk in older adults, with significant associations with colorectal and prostate cancers.
Researchers discovered a pair of genes whose expression by immune cells in tumors is linked to patient outcomes and controls human cancers. The study identified a gene expression ratio that predicts tumor behavior and potential therapy targets, offering new insights into cancer treatment.
Researchers successfully deployed CAR-T therapy in a mouse model of ovarian cancer, demonstrating strong anti-tumor effects even at late stages. The treatment was highly effective, shrinking or eliminating tumors after just one dose and continuing to work for months without major side effects.
Researchers propose disease-oriented dosing of rapamycin to delay age-related diseases and increase lifespan. By decelerating early development of these diseases, rapamycin may help individuals live longer.
Researchers found that individuals exposed to wildfires within a year of lung cancer surgery had significantly lower overall survival rates compared to those not exposed. The closer the exposure occurred to the surgery, the worse the survival rate, with patients exposed 3-6 months after surgery facing a 48% decrease in survival chances.
Human cells have been found to synchronize their movements in unison, similar to grandfather clocks, allowing them to work more efficiently and combat diseases. This new understanding can pave the way for developing biochemical tools to prevent serious diseases like cancer and diabetes.
A team led by CHLA's Dr. Jesse Berry is conducting an international liquid biopsy retinoblastoma study to investigate the use of liquid biopsies for diagnosis and disease severity determination. The study will provide valuable genetic and chromosomal information, enabling oncologists to diagnose retinoblastoma at a molecular level.
A new study shows that estrogen receptor (ER) expression in ductal carcinoma in situ (DCIS) is multi-clonal, meaning it varies across different cells. This finding has significant clinical implications, as it may help avoid overtreatment and undertreatment in DCIS patients.
Researchers Yuesheng Zhang and his team aim to understand how mutated p53 proteins regain their cancer-fighting abilities through the manipulation of interactions with peptidase D (PEPD). The goal is to develop novel treatment strategies targeting PEPD to restore antitumor properties in various forms of cancer.
A recent study published in Immunity has found that ketone bodies, produced by the liver during fasting or low glucose levels, power immune cells and improve T cell function. This discovery may pave the way for personalized dietary recommendations to augment treatments for infection, cancer, and other diseases.
Researchers found that just 4.5 minutes of vigorous activity per day can reduce the risk of some cancers by up to 32 percent. This type of physical activity, known as VILPA, involves short bursts of activity such as housework or power walking.
A study of 22,000 adults found that small amounts of vigorous intermittent lifestyle physical activity were associated with a lower incident cancer risk. This finding suggests that daily vigorous intermittent lifestyle physical activity may be a promising intervention for cancer prevention in populations unable or unmotivated to exercise.
Researchers have developed an innovative RNA-based strategy to activate dendritic cells, which play a key role in immune response. The approach, called CATCH, eradicated tumors and prevented their recurrence in mouse models of melanoma, suggesting its potential effectiveness against different cancer types.
A breakthrough treatment targeting bone marrow cancer cells destroyed 90% of multiple myeloma cells in laboratory tests and 60% in human tissue samples. Researchers developed lipid-based nanoparticles containing RNA molecules that silence the CKAP5 gene, inhibiting cancer cell division.
A recent study found that increased skin cancer screening is not enough to address racial disparities in melanoma survival rates. Researchers suggest that educating physicians about presentation of melanoma in skin of color and making sure people have access to a dermatologist when they have a suspicious lesion could be more effective.
Researchers at UPMC Children's Hospital of Pittsburgh and the University of Pittsburgh School of Medicine found that eliminating a key driver of cancer also hastened aging in mice. Despite accelerated aging, these mice lived up to 20% longer than normal mice due to lower cancer rates.
Researchers found that CD4+ T cells initiate fat wasting, while CD8+ T cells induce muscle wasting, which surprisingly helps the mice fight infection and survive. The study sheds light on the complex relationship between immune cells and wasting responses.
Research reveals that cancer screening awareness is low among people experiencing homelessness, making it difficult for them to receive timely treatment. The study's findings highlight the need for targeted prevention programs tailored to this underserved group's unique needs.
A new diet score reveals that people who follow a more sustainable diet are 25% less likely to die during a 30-year follow-up period. Plant-based foods are associated with lower risks of chronic diseases and reduced environmental impacts.
Researchers at MIT have developed a novel sensor that can detect immune molecule CXCL12, which plays a crucial role in several human diseases including cancer. The device uses receptor proteins found in cell membranes, making it a potential tool for early screening of hard-to-diagnose cancers.
Researchers discovered GDF-15 blocks LFA-1 dependent T cell recruitment into the tumor microenvironment, impairing immune responses to anti-PD-1 treatment. Visugromab improved T cell infiltration and increased tumor clearance with a synergistic effect
Researchers from Korea University Medicine have discovered a potential therapeutic target for overcoming cisplatin resistance and neuropathic pain in cervical cancer. By inhibiting TRPV1, they found that resistant tumors became vulnerable to cisplatin, improving the outlook for patients.
Researchers propose targeting non-canonical HH/GLI signaling to improve response rate and durability of therapeutic effects exerted by SMO inhibition in melanoma. The findings suggest that combined targeting of hedgehog signaling and BRD4 could provide a novel therapeutic option against melanoma.
UCSB researchers develop platform to interpret cellular 'stress memory landscape', predicting future reaction to stressors. The study opens window into various cellular stress-related conditions, including aging, cancer and neurodegenerative diseases.
Scientists have teamed up to improve drug delivery by designing more effective lipid nanoparticles. Their latest study documents how high-throughput workflows can produce and characterize LNPs at record speed, with neatly ordered structures leading to better silencing of faulty genes in human neurons.
Researchers at Tokyo Institute of Technology developed a novel boron agent that selectively accumulates in brain tumor cells, exhibits enhanced blood retention, and can be administered at low doses. The agent, PBC-IP, shows promising results in preclinical studies, highlighting its potential for radiotherapy in treating glioblastoma.
A new study by researchers at Dartmouth Cancer Center shows that a combination of estrogen and PARP inhibitors can effectively treat advanced ER+ breast cancer by damaging cancer cells and preventing DNA repair. The treatment strategy has been shown to be effective regardless of BRCA1 or BRCA2 genetic mutations.
A team of UVA Health experts warns that surgeon-scientists are struggling to obtain research funding, which could lead to a decline in innovations for patients. The researchers found that internal medicine trainees are six times more likely to secure R01 grants and career development awards.
A new study by Rice University bioscientists reveals how plant cells collaborate to fuel growth, shedding light on corresponding mechanisms in human cells. The findings focus on the role of enzyme MIEL1 and its human counterpart PIRH2 in breaking down protein coatings on lipid droplets.
Professor Coppedè's appointment aims to enhance the journal's focus on cutting-edge genomics research, covering topics like genome sequencing and functional genomics. He will lead Current Genomics to greater success by staying at the forefront of genomics discoveries and advancements.
A study found that high tumor monocyte content is linked to improved outcomes in esophageal cancer patients treated with a combination of chemotherapy and immunotherapy. The degree of tumor mutational burden also predicts survival outcomes, suggesting a potential biomarker for selecting patients likely to benefit from immunochemotherapy.
Researchers at Nanyang Technological University discover ponatinib, an existing cancer drug, can block key steps in alternative lengthening of telomeres (ALT) mechanism. This could lead to new treatment options for ALT cancers, which currently lack targeted therapies.
Researchers at Paul Scherrer Institute have developed a beamline modification called momentum cooling to increase the transmission of proton beams, allowing for shorter treatment times. This breakthrough could enable faster treatments while maintaining accuracy and sparing healthy tissue, with potential benefits including reduced costs...