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Preliminary data suggest that ROS1 inhibitor, NVL-520, is well-tolerated and active in non-small cell lung cancer: first results from ARROS-1 phase I clinical trial

In the ARROS-1 trial, 48% of patients achieved partial responses to NVL-520, with responses seen across all dose levels and in heavily pre-treated patients. The treatment also showed promise for brain metastases, with three out of three patients experiencing measurable response or no emergence of new metastases.

SourceEuropean Organisation for Research and Treatment of Cancer·TypeRandomized controlled/clinical trial·DateOct 28, 2022

Lower prostate cancer screening rates associated with subsequent increase in advanced cancers

A large-scale analysis of VA medical centers found that facilities with lower yearly PSA screening rates had higher rates of metastatic prostate cancer in subsequent years. The study supports the benefits of prostate cancer screening in reducing metastatic prostate cancer risk, particularly for high-risk groups like Black patients.

SourceAmerican Society for Radiation Oncology·JournalJAMA Oncology·DateOct 24, 2022

Radiation therapy for high-risk, asymptomatic bone metastases may prevent pain and prolong life

A phase II trial suggests that radiation can reduce painful complications and hospitalizations, and possibly extend overall survival in patients with advanced cancers. The study found that treating asymptomatic lesions with radiation reduced skeletal-related events and extended overall survival compared to those who received no radiation.

Awakening «dormant» cells to fight cancer

A team from UNIGE and HUG identified a protein regulation mechanism that reduces melanoma cells' capacity to adapt and resist treatment. They found that targeting this mechanism with an enzyme inhibitor reduces therapeutic resistance in all melanoma cells.

SourceUniversité de Genève·JournalBiochemical and Biophysical Research Communications·DateSep 22, 2022

Scientists identify unique breast cancer cells that control their ability to proliferate and colonize the lungs

Researchers discovered a type of triple-negative breast cancer cell that can trigger dormancy, evading therapies and allowing for efficient survival in distant organs. This finding highlights the need for more selective therapeutic strategies targeting both dividing and invasive dormant cells.

Researchers decipher the mechanism that enables skin cancer to metastasize to the brain - and inhibited its spread by 80%

Tel Aviv University researchers discovered that skin cancer cells interact with astrocytes in the brain, promoting metastasis. By inhibiting this interaction using existing treatments, they delayed the spread of melanoma to the brain by 60-80%. This breakthrough has implications for treating advanced-stage melanoma.

SourceTel-Aviv University·JournalJCI Insight·DateSep 20, 2022

Research team creates more effective cancer therapy

Researchers at Tohoku University have developed a novel cancer therapy combining lymphatic drug delivery with total-body irradiation, showing superior antitumor effects in early stage lymph node metastasis. The treatment enhances systemic tumor immune responses and alters the tumor microenvironment.

SourceTohoku University·JournalCancer Science·DateSep 14, 2022

Moffitt physicians lead international study to identify melanoma patients with high-risk disease

Researchers identified high-risk patients with stage 3A disease and microscopic lymph node metastases who would benefit from adjuvant therapy. Patients with larger metastases had poorer outcomes, while those with smaller metastases had better survival rates similar to stage 1A disease.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalJournal of Clinical Oncology·TypeMeta-analysis·DateAug 23, 2022

Oncotarget | Kinase activity in renal cell carcinoma, benign renal tissue and in response to tyrosine kinase inhibitors

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.

SourceImpact Journals LLC·JournalOncotarget·TypeData/statistical analysis·DateAug 17, 2022

Smart contact lenses for cancer diagnostics and screening

Scientists have developed a smart contact lens that can capture and detect exosomes, nanometer-sized vesicles found in bodily secretions, which hold promise for cancer diagnostics. The lens was designed to bind to antibodies capturing exosomes found in tears, offering a potential platform for non-invasive cancer screening.

SourceTerasaki Institute for Biomedical Innovation·JournalAdvanced Functional Materials·TypeExperimental study·DateAug 11, 2022

A common mechanism for cancer metastasis and atherosclerosis

A team of researchers has discovered that malignant tumors accumulate lipid delivery molecules called LDL and attract immune suppressor cells called neutrophils, leading to tumor progression. The study also shows that targeting the LOX-1/oxidized LDL axis may be a promising strategy for treating both cancer and cardiovascular disease.

SourceHokkaido University·JournalInternational Journal of Cancer·TypeExperimental study·DateJul 24, 2022

Moffitt researchers discover DNA copy number alterations lead to changes in RNA circuits that impact melanoma metastasis

Researchers at Moffitt Cancer Center discovered that gains in chromosome 1q stimulate a network of competitive endogenous RNA molecules that promote melanoma metastasis. These RNA sequences act as 'ceRNAs' that sponge miRNA molecules, driving tumor growth and development.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalCancer Research·TypeExperimental study·DateJul 14, 2022

Oncotarget | Role of germline variants in the metastasis of breast carcinomas

Researchers analyzed germline variants in breast cancer patients to identify their role in metastasis development. The study found that host genetic makeup contributes to metastasis through dysregulation of gene expression, promoting the dispersion of metastatic seeds and establishing a conducive environment for their growth.

SourceImpact Journals LLC·JournalOncotarget·TypeData/statistical analysis·DateJul 13, 2022

Unlocking the mysteries of cell migration

Researchers led by Atsuo Sasaki aim to identify mechanisms behind cell movement and energy allocation in cancer cells, with potential applications beyond cancer treatment. They will use scanning ion-conductance microscopy and machine learning technology to study the role of GTP in cellular migration.

Meta-analysis shows targeted radiation therapy may be as effective as standard care for small cell lung cancer patients with brain metastases

A meta-analysis published in The Lancet Oncology suggests that targeted radiation therapy, which spares healthy brain tissue, is equitable to whole brain radiation therapy for patients with small cell lung cancer and brain metastases. This approach may improve their care experience with fewer negative cognitive consequences.

SourceSt. Michael's Hospital·JournalThe Lancet Oncology·TypeMeta-analysis·DateMay 27, 2022

HKU biologists reveal a novel macrophages-mediated mechanism that promotes peritoneal metastasis of ovarian cancer, providing important insights into its therapeutic strategy

Researchers at HKU have discovered a novel cellular and molecular interaction between cancer cells and tumour-associated macrophages that promote peritoneal metastasis of ovarian cancer. The study reveals that Wnt/b-catenin signalling upregulates the expression of metadherin, which communicates with macrophages through CEACAM1.

SourceThe University of Hong Kong·JournalAdvanced Science·DateMay 16, 2022

ASTRO issues clinical guideline on radiation therapy for brain metastases

The new ASTRO guideline provides guidance on radiation therapy for brain metastases, including evidence-based recommendations for multidisciplinary planning and delivery of advanced techniques to manage intact and resected brain tumors. The guideline aims to improve quality of life and outcomes for patients with brain metastases.

SourceAmerican Society for Radiation Oncology·JournalPractical Radiation Oncology·TypeLiterature review·DateMay 10, 2022