Researchers aim to transform rectal cancer into a disease treatable with radiation therapy, avoiding long-term surgery side effects. Papaverine is investigated as a sensitizer that boosts oxygen content in tumor cells, allowing for maximal tumor destruction.
Researchers found that AGN radiation can have a paradoxically nurturing effect on life, especially when oxygen levels are present, allowing the planet's protective ozone layer to grow and shield it from radiation. This process can help ensure life's success, but its effects depend on how close the planet is to the source of radiation.
The American Society for Radiation Oncology (ASTRO) has published its first clinical guideline on radiation therapy for anal cancer, providing guidance on treatment options and techniques. The guideline recommends a combination of radiation therapy and drug therapy as the standard of care, with intensity-modulated radiation therapy (IM...
Researchers have developed a new strategy to protect cancer patients from radiation-induced DNA damage using a protein from tardigrades. The approach makes use of messenger RNA encoding the protein, which is delivered to patient tissues before radiation treatment. This reduces double-stranded DNA breaks by 50% in mouse models.
Researchers investigated radiation-induced cardiomyopathy management strategies to mitigate cardiac damage. The review discusses pathophysiology, clinical implications, and treatment options, including antioxidant medications and herbal supplements.
A new Phase I clinical trial from London Health Sciences Centre Research Institute found high-precision radiation therapy to be safe in treating patients with polymetastatic disease. The study, known as ARREST, used stereotactic ablative radiotherapy (SABR) to treat cancer that has spread to more than 10 spots in the body.
The Varian Ethos 2.0 system enables precise and adaptive radiation therapy for multiple types of cancer, including prostate, lung, breast, and others. This technology allows for personalized treatment plans to be updated daily to match the changing anatomy of the patient.
Teletrix's VIZRAD AR platform simulates ionizing radiation behavior using augmented reality technology, providing a safe and immersive way to learn about radiation without exposure. The platform offers improved training capabilities for workers in radiation-controlled areas.
A new ASTRO survey finds that prior authorization delays lead to treatment interruptions, hospitalizations, and patient deaths. The problem is worsening, with patients experiencing longer treatment delays than during the COVID-19 pandemic.
A randomized phase 3 trial found that adding temozolomide to radiation therapy improves long-term survival for adult patients with low-grade gliomas. The 10-year survival rate was 70% with combined treatment, compared to 47% with radiation alone.
The CORBES mission aims to conduct an ultra-fast survey of the Earth's radiation belt using a constellation of multi-Small/CubeSats. The mission will differentiate between temporal and spatial variations in the radiation belts, advancing our understanding of Earth's radiation belt dynamics.
Researchers studied a newly identified species of tardigrade to gain insights into its ability to withstand radiation. The study found that the animal's robust DNA repair capabilities and expression of specific proteins protect it from radiation damage, offering potential inspiration for promoting human health.
Researchers identified AM-101 as a potential new way to enhance radiation therapy for patients with lung cancer that has spread to the brain. The drug's ability to activate GABA(A) receptors increases autophagy in lung cancer cells, making them more sensitive to radiation treatment.
A new study found that hypofractionation does not increase complications for patients with breast cancer who undergo mastectomy and plan breast reconstruction. The trial enrolled 898 patients and showed that reducing treatment time by nearly half is safe and effective, saving patients time and money.
A multi-center phase III trial found photon- and proton-based radiation therapies to be similarly safe and effective in treating low- and intermediate-risk prostate cancer. Patients treated with either IMRT or proton therapy reported no significant differences in quality of life, tumor control, or progression-free survival.
A pooled analysis of three large, phase III clinical trials found that more than 40% of brain metastases patients can fully reverse cognitive losses with conformal radiation techniques. Recovery was more likely for those treated with highly targeted radiation compared to standard whole-brain treatment.
Keck Graduate Institute has been awarded a $750,000 grant from the Department of Energy to investigate the effects of low-dose radiation on human beings. The research aims to advance society's understanding of the collateral and long-term effects of radiation exposure.
A new study published in The BMJ found that shorter-course radiation therapy is safer and more convenient for breast cancer patients than conventional schedules. Moderate hypofractionation reduced the risk of acute radiation dermatitis by 46% compared to conventional fractionation, while also improving cosmesis and quality of life.
Researchers found that adding metastasis-directed radiation therapy to standard chemotherapy improved progression-free survival by 7.8 months in patients with oligometastatic pancreatic cancer. The approach also showed increased immune responses and longer survival times.
Researchers at UCLA Health Jonsson Comprehensive Cancer Center have received a $1.8 million grant to advance personalized cancer therapy for prostate cancer patients. They aim to predict and prevent long-term side effects from radiation treatment, improving quality of life for men diagnosed with the disease.
Researchers explore the feasibility of deep learning models in segmenting lesions on PET/CT images to improve salvage radiation therapy planning for prostate cancer. The study demonstrates promising potential to reduce inter- and intra-observer variations, leading to more accurate treatment outcomes.
The American Society for Radiation Oncology has released new guidelines for radiation therapy in HPV-associated oropharyngeal squamous cell carcinoma (OPSCC), recommending optimal dosing regimens to reduce acute and late effects. Concurrent chemotherapy with cisplatin is recommended for more advanced tumors or multiple lymph nodes.
The American Society for Radiation Oncology (ASTRO) has published an updated clinical guideline for treating patients with HPV-related oropharyngeal squamous cell carcinoma. The guideline emphasizes the importance of tailored radiation strategies to maximize patient survival while minimizing side effects. It provides recommendations fo...
A Phase III trial led by the University of Texas M. D. Anderson Cancer Center found proton therapy to be non-inferior to traditional radiation therapy in treating head and neck cancer. The study revealed a significant reduction in malnutrition and feeding-tube dependency with proton therapy.
The updated clinical guideline recommends multiple dose-fractionation schemes to relieve pain and symptoms of bone and spine lesions. Advanced radiation techniques like intensity-modulated radiation therapy (IMRT) and stereotactic body radiation therapy (SBRT) are now routine clinical care for many patients.
Researchers at UNC-Chapel Hill have found that tardigrades can increase DNA repair genes' production in response to radiation, making them more resilient to damage. This discovery could lead to new ideas on protecting other animals and microorganisms from damaging radiation.
Researchers at the University of Cincinnati Cancer Center presented abstracts on new potential drugs and targets for treating various types of cancer. A study found that a brain-permeable drug called AM-101 sensitizes brain metastatic tumors to radiation, improving survival in preclinical animal models.
The Phase 2 SMART trial demonstrates that ablative stereotactic magnetic resonance-guided adaptive radiation therapy improves local control (LC) and overall survival (OS) in patients with borderline resectable and locally advanced pancreas cancer. Long-term outcomes show encouraging OS and limited toxicity.
A recent study published in Cell Genomics has uncovered the quantitative and qualitative mutational impacts of ionizing radiation on normal cells. The research team found that exposure to low levels of radiation resulted in an average of 14 mutations per cell, primarily causing short base deletions and complex genomic rearrangements.
Researchers developed a refractory material that maintains optical properties at high temperatures of 1,000°C in air, ideal for thermophotovoltaic systems. The material, LBSO, also enables efficient thermal radiation control and reduces the need for additional methods to prevent oxidation.
Researchers at the University of Rochester Medical Center find that microglia can trigger cognitive deficits after radiation exposure, potentially targeting them for therapy development. Mice studies showed that blocking a specific pathway in microglia prevented cognitive decline, offering hope for improving patients' quality of life.
Researchers discovered a novel therapeutic target BAMBI that suppresses immune cells, reducing the effectiveness of radiation therapy and inducing therapy resistance in cancer patients. BAMBI's expression is associated with improved survival rates, suggesting it as a promising approach to overcome radiation therapy resistance.
Researchers developed a new radiation therapy approach combining a sensitizing drug with stereotactic body radiation therapy, resulting in higher progression-free survival and overall response rates. The treatment reduced toxicity while increasing its effectiveness in treating locally advanced pancreatic cancer.
A study published in Med suggests that low-dose radiation therapy can improve heart function by reducing inflammatory immune cells and scar tissue in the heart. Researchers found improved pumping capacity and increased survival of mice with heart failure after receiving radiation therapy.
The University of Cincinnati is conducting a clinical trial to test the safety and effectiveness of lattice therapy, a method of delivering radiation that targets specific areas of tumors. The trial aims to enroll 37 adult patients and analyze the underlying biology of tumor and immune responses to lattice therapy radiation.
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...
Researchers discovered that lactate-producing intratumoral bacteria drives resistance to radiation therapy. Cancer cells respond to radiation by rewiring metabolic signaling pathways using lactic acid instead of glucose.
Researchers developed a human in vitro model of radiation-induced lung injury, closely mimicking the complexities of the disease. The Human Lung Alveolus Chip recapitulates hallmarks of RILI, including DNA damage, inflammation, and injury to lung cells and blood vessels.
Researchers from Memorial Sloan Kettering Cancer Center presented new findings on radiation-induced secondary cancers, a new guidance system for radiation therapy, and the consequences of insurance denials. The studies aimed to improve personalized treatment decisions for patients with rare cancer syndromes like Li-Fraumeni syndrome.
A new method was developed to predict organ motion in cancer patients undergoing radiation therapy, utilizing cross-sectional images from three orientations. The results showed improved accuracy when analyzing all three directions, with errors reduced to as low as 2.13mm.
A 10-year study found that even low doses of radiation may contribute to an increased risk of diabetes among emergency workers at the Fukushima nuclear power plant. Researchers analyzed data from over 6,000 workers and found a significant association between low-dose radiation exposure and a higher risk of developing diabetes.
A new study found that a shorter radiation treatment course is just as effective as a longer schedule for patients with non-HPV-related locally advanced disease. Delivering fewer, but higher doses of radiation was associated with similar tumor control and late-term side effects.
A randomized study shows that shorter radiation therapy courses are just as effective in preventing cancer return and reducing side effects for patients with breast reconstruction. The accelerated treatment regimen saved patients time, money, and experienced fewer treatment breaks.
Researchers found a shorter course of radiation therapy provides equivalent protection against breast cancer recurrence and physical side-effects, but reduces life disruption and financial burden. Patients reported less burden on their time and finances, with improved quality of life.
A phase III trial suggests that fewer and higher doses of radiation therapy delivered over five sessions are as effective as lower doses delivered over several weeks for patients with locally advanced disease. The treatment achieved a 96% five-year disease control rate, comparable to 95% for conventional radiation.
Cancer researchers at University of Cincinnati Cancer Center are exploring a new method called lattice therapy, which delivers higher doses to tumors and lower doses to surrounding tissues. The approach has shown promise in reducing treatment time and improving patient outcomes for head and neck, lung, and brain tumors.
The American Society for Radiation Oncology announced the winners of its new combination therapy challenge, which aims to improve prostate cancer treatments using relugolix in combination with radiation therapy. The three winning research proposals will receive funding over four to five years.
A new study published in International Journal of Radiation Oncology, Biology, Physics found that multiple beams and intervals in delivery during FLASH proton therapy treatment reduced skin-saving effects in preclinical models.
A multidisciplinary team at Hollings Cancer Center has launched a trial to reduce delays in starting radiation therapy after surgery, which can worsen outcomes. The ENDURE approach addresses organizational, team, and patient-level barriers to care, with promising preliminary results.
Research tracking nuclear industry workers' deaths suggests prolonged low-dose ionising radiation exposure increases solid cancer mortality by approximately 52% per unit of radiation absorbed. The study's findings should inform current rules on workplace protection from low-dose radiation.
Researchers found rising UV radiation levels in the tropics and northern mid-latitudes after 2010, posing risks to human health and the environment. The ozone layer is taking longer than expected to recover from depletion, leading to higher surface UV radiation.
Researchers developed a drug treatment that inhibits YTHDF2, improving results of radiation therapy and preventing progression of distant metastasis. The treatment also prevents the "bad-scopal" effect, where radiation causes distant tumors to metastasize.
A low-cost antibacterial regimen can prevent acute radiation dermatitis, a common skin problem affecting up to 95% of radiation therapy patients. The treatment involves using chlorhexidine and mupirocin nasal ointment twice daily, with no adverse effects or severe cases reported.
The guideline provides guidance on definitive local therapy options for non-small cell lung cancer with limited extracranial metastases. It emphasizes the need for a patient-centered, multidisciplinary approach to treatment decisions.
Researchers argue that current PPE provides inadequate protection to breast tissue, leaving it vulnerable to radiation exposure. Employers should invest in equipment that ensures the safety of all their staff, particularly female healthcare workers.
Researchers found a modest increased risk of developing heart disease among people exposed to low doses of ionizing radiation. The study suggests that guidelines for protection of workers and patients should be reconsidered to minimize the risks associated with low-dose radiation exposure.
The study found substantial drop in laboratory radiation, with most cases producing undetectable radiation exposure to cardiology staff. The new radiation protection system reduces overall room radiation and eliminates head and face exposure, promoting workplace safety.
Scientists discovered a new type of DNA repair mechanism that cancer cells use to recover from next-generation cancer radiation therapy. DNA polymerase θ (POLQ) is an important factor in repairing complex DNA double-strand breaks, and inhibiting POLQ may augment the efficacy of heavy ion radiation therapy.
Researchers found that increasing melanin levels in human skin reduces Cherenkov emission intensity, while blood concentration affects different color channels. The study suggests using multispectral signatures to correct attenuated signals based on patient's blood volume or skin color.
An international team of researchers analyzed data from 93 studies on cardiovascular diseases and exposure to radiation, finding a modestly increased excess risk of heart disease with low dose radiation. The study suggests that mechanisms for these cardiovascular effects are poorly understood and that further research is needed.