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Impact of cortactin in cancer progression

Researchers discuss cortactin's impact on cancer progression by modulating the Wnt5a/ROR1 signaling pathway. Cortactin expression is found in various cancers, including breast and chronic lymphocytic leukemia, suggesting its potential role in promoting metastasis.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateApr 4, 2023

Novel immunotherapy delivery approach safe and beneficial for some melanoma patients with leptomeningeal disease

Researchers at the University of Texas M. D. Anderson Cancer Center have developed a novel approach to administer intrathecal and intravenous immunotherapy to treat leptomeningeal disease (LMD) in melanoma patients, showing promising results in improving survival rates and quality of life for some patients.

Cancer that spreads to the lung maneuvers to avoid being attacked by “killer” T cells

Cancer cells have been found to employ a strategy to evade the immune system's killer T cells by interacting with myeloid cells and suppressing type 1 interferon production. This natural pathway is crucial for recruiting killer T cells to combat cancer spread. Researchers hope to develop new therapeutic approaches, such as forcing tumo...

New study uncovers key culprit behind pediatric brain cancer metastasis

Researchers have identified a key cause of metastasis from aggressive brain cancer in children and found a potential new therapy. Medulloblastoma cells hijack neurodevelopmental signaling pathways to promote tumor cell spreading. Targeting these pathways with a drug called dasatinib has shown promise in killing metastatic tumors.

SourceUniversity of Pittsburgh·JournalNature Cell Biology·TypeExperimental study·DateMar 6, 2023

Newly identified personalized immunotherapy combination treats an aggressive form of advanced prostate cancer

Researchers discovered a new personalized immunotherapy combination that treats aggressive forms of advanced prostate cancer. By blocking PD-1-expressing macrophages and Wnt/β-catenin pathway activation, the therapy significantly improves response rates in PTEN-deficient cancers.

SourceUniversity of Chicago Medical Center·JournalClinical Cancer Research·TypeExperimental study·DateMar 2, 2023

The largest genomic study of rare cancer metastathic pheochromocytoma identifies patients at highest risk of metastasis and those who would respond to immunotherapy

Researchers have identified markers associated with an increased risk of metastasis in patients with metastatic pheochromocytoma, allowing for personalized clinical management. The study also identifies patients who could benefit from immunotherapy treatments, paving the way for potential new therapies.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalNature Communications·TypeObservational study·DateFeb 28, 2023

‘Dead zone’ within tumor promotes cancer spread, helped by a protein secreted by cancer cells

Researchers at Fred Hutchinson Cancer Center found that a protein secreted by cancer cells, angiopoietin-like-7, promotes tumor necrosis and metastasis in breast cancer. The study used a new rat model to investigate mechanisms of breast cancer metastasis and identified the protein as a potential target for treatment.

SourceFred Hutchinson Cancer Center·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 27, 2023

Scientists develop new targeted therapeutic strategies against liver metastasis

Researchers have discovered a new mechanism of immune surveillance by liver-resident macrophages called Kupffer cells that prevent liver metastasis from escaping. They successfully cleared tumors in various animal models using a new method for in situ targeted expression and remodels of KCs' anti-tumor function.

SourceUniversity of Science and Technology of China·JournalJournal of Clinical Investigation·DateFeb 23, 2023

Oncotarget | Novel prognostic index to predict survival outcomes in gastric cancer patients

Researchers have developed a novel prognostic index to predict survival outcomes in gastric cancer patients. The inflammation-combined prognostic index (ICPI) combines three biomarkers - lymphocyte-to-monocyte ratio, neutrophil-to-lymphocyte ratio, and platelet-to-lymphocyte ratio - to provide a personalized prognosis for each patient.

SourceImpact Journals LLC·JournalOncotarget·TypeExperimental study·DateFeb 14, 2023

Mission to beat rare cancers

Researchers at Helmholtz-Zentrum Dresden-Rossendorf developed a new strategy to increase target molecules for radionuclide therapy in pheochromocytoma tumors, delaying tumor growth. The combination of valproic acid and decitabine prior to therapy doubled the radiation dose absorbed by the tumor.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalTheranostics·TypeExperimental study·DateFeb 9, 2023

KAIST presents a fundamental technology to remove metastatic traits from lung cancer cells​

A research team led by Professor Kwang-Hyun Cho at KAIST has developed a fundamental technology to revert metastatic lung cancer cells to a non-metastatic state. This breakthrough could lead to the elimination of drug resistance and metastatic potential in cancer cells, while increasing their responsiveness to chemotherapy.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalCancer Research·TypeMeta-analysis·DateJan 29, 2023

A 4-drug chemotherapy regimen improves survival in stage 4 pancreas cancer

A Phase 3 clinical trial has shown that a four-drug chemotherapy regimen significantly increases overall survival and progression-free survival in patients with stage 4 pancreatic ductal adenocarcinoma. The study's results suggest that this more aggressive treatment approach may be considered for eligible patients.

SourceUniversity of California - Los Angeles Health Sciences·TypeRandomized controlled/clinical trial·DateJan 20, 2023

New molecular blocker halts breast cancer metastasis

Researchers at Bar-Ilan University have discovered a new molecular blocker that successfully halted breast cancer metastasis by targeting the Pyk2 and cortactin interaction. The study's findings provide significant hope for fighting breast cancer, as the blocker inhibited metastasis formation in breast cancer-bearing mice.

SourceBar-Ilan University·JournalOncogene·DateJan 17, 2023

Dual-energy CT iodine concentration differentiates lung cancer from pulmonary metastases

Ringlike peripheral high iodine concentration maps from dual-energy CT can help guide management in patients with known lung cancer and an indeterminate solitary nodule. This finding showed excellent interobserver agreement, high specificity, and independently predicted pulmonary metastasis.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeObservational study·DateJan 11, 2023

Study identifies molecular differences between primary breast cancer and its metastases

The study found that methylation of the HLA-A gene and focal deletions resulted in reduced immune cell activity against cancer cells, leading to fewer immune cells being available to attack cancer cells. The researchers also discovered differences in immune cell response between various sites of metastasis.

SourceUNC Lineberger Comprehensive Cancer Center·JournalNature Cancer·TypeExperimental study·DateJan 9, 2023

York research: AI better than human eye at predicting brain metastasis outcomes

A new AI-based predictive method has been created to detect radiotherapy failure in brain metastasis, showing an 83% accuracy rate compared to the human eye's 65%. The technique uses deep learning and attention mechanisms to analyze MRI images and provide more informed treatment decisions.

SourceYork University·JournalIEEE Journal of Translational Engineering in Health and Medicine·TypeComputational simulation/modeling·DateDec 19, 2022

Two new studies from Fred Hutchinson Cancer Center show how bacteria could help tumors progress and resist treatment

Researchers at the Fred Hutchinson Cancer Center discovered that oral bacteria like Fusobacterium nucleatum can infiltrate tumors, influencing their growth and response to treatment. The findings suggest a link between oral health and cancer, highlighting the potential for microbiome-based therapies to combat cancer.

SourceFred Hutchinson Cancer Center·JournalNature·TypeExperimental study·DateNov 16, 2022

Copper a clue in the fight against cancer

Researchers discovered that the Memo1 protein binds copper ions, blocking toxic redox reactions that damage or kill cancer cells. The protein's interaction with copper also protects against metastasis formation in breast cancer cells. This finding opens up potential new treatments for cancer.

SourceChalmers University of Technology·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateNov 10, 2022

Oncotarget | The serine protease matriptase inhibits migration and proliferation in multiple myeloma cells

Researchers found that overexpressing matriptase reduced myeloma cell proliferation and inhibited migration. Matriptase also blocked Src kinase activation, supporting its potential as a tumor suppressor in multiple myeloma. The study provides new insights into the role of matriptase in hematological malignancies.

SourceImpact Journals LLC·JournalOncotarget·TypeObservational study·DateNov 7, 2022

Extracellular viscosity linked to cancer spread

Researchers found that cancer cells can migrate faster in higher viscosity environments due to the formation of denser actin networks and cooperative signaling pathways. This discovery provides a new framework for understanding metastasis and may lead to the identification of potential targets to combat cancer spread.

SourceJohns Hopkins Medicine·JournalNature·DateNov 2, 2022