Articles tagged with Metastasis
A study reveals a mechanism that controls cell adhesion and movement in tissues, which may be defective in diseases like cancer. The research found that the amount of adhesive protein E-Cadherin is controlled by its trafficking inside cells.
Researchers found that reducing iron blood levels in men with peripheral arterial disease is associated with a decreased incidence of cancer. The study, published in the Journal of the National Cancer Institute, suggests that iron catalyzes the production of free radicals that damage cellular components, including DNA.
Scientists at Thomas Jefferson University have discovered a key mechanism of breast cancer metastasis, where a gene dubbed 'Dachshund' (DACH1) regulates the production of IL-8, a common inflammatory protein. Blocking this protein with an antibody completely halted breast cancer spread in mice.
Researchers at UC San Diego develop a nanoscale drug delivery system targeting integrin ανβ3 protein on tumor blood vessels, reducing collateral damage. The approach shows promise in treating metastatic disease with lower chemotherapy doses.
Researchers have discovered two drugs that can improve memory in a mouse model of Alzheimer's disease by inhibiting calpains. Additionally, they found stabilizing molecules for the faulty PAH protein in phenylketonuria (PKU), and identified a genetic marker for predicting prostate cancer spreading.
Researchers at Virginia Commonwealth University have uncovered a gene mechanism that induces a bystander effect, selectively killing cancer cells through apoptosis. The discovery could lead to new therapeutic strategies for treating metastatic disease.
The American Association for Cancer Research has awarded $1.8 million to three researchers to study genetic signatures, epigenetic staging, and individualized therapy for metastatic colon cancer. The grants aim to accelerate the discovery of new treatments and improve patient outcomes.
Researchers at Thomas Jefferson University have developed a new type of colon cancer vaccine that reduces the spread of disease in mice. The vaccine targets mucosal cells and induces an immune response against cancer, leading to fewer metastases and prolonged survival.
Researchers from the University of Navarra and Applied Medical Research Centre have identified five genes that play a crucial role in the metastasis of breast tumors to the lung. These genes were found to be common to both animal models and human patients with breast cancer, offering new insights into the complex process of tumor sprea...
Researchers at Jefferson University have identified a key signaling protein that enables prostate cancer cells to metastasize. Blocking this protein, Stat3, can prevent prostate cancer from spreading, offering new potential therapies.
A team of researchers at Thomas Jefferson University and Ohio State University Medical Center has identified a specific gene signature profile associated with metastasis. This signature is composed mainly of overexpressed microRNAs and may represent a new approach for diagnosing metastatic cancer.
Researchers at Weill Cornell discovered that cancer stem cells without the protein CD133 can initiate metastatic disease, leading to more aggressive tumors. This finding opens up new avenues of investigation and redirects cancer research.
Research by University of Texas M. D. Anderson Cancer Center scientists shows stabilizing p53 can protect mutated versions that promote cancer cell spread. The p53 gene's normal role is to halt defective cell division and force self-destruction.
Researchers discovered chromosomal gains and losses associated with esophageal squamous cell carcinoma (ESCC) in a study published in the World Journal of Gastroenterology. The study identified specific genetic regions, including 6p, 20p, and 10pq, that may harbor ESCC-related oncogenes and tumor suppressor genes.
A rare post-endoscopic retrograde cholangiopancreatography (ERCP) pneumoperitoneum case was reported, resulting from a large peripheral hepatic metastasis rupture. The patient was successfully managed conservatively with close clinical and radiological surveillance.
A mutated form of p53 can become stable in some cells, facilitating cancer formation and metastasis. Targeted therapies aimed at activating wild-type p53 may also stabilize mutant p53, disrupting their effectiveness.
A meta-analysis found that PET imaging failed to identify 50% of occult lesions in clinically node-negative patients, while incorrectly identifying normal tissue as cancerous 13% of the time. The study suggests that FDG-PET may not improve diagnostic accuracy for early head and neck cancer
A primary anorectal melanoma was reported in a 41-year-old man, presenting with rectal bleeding and polypoid tumor. Histopathology revealed a melanoma, but initial dissemination studies were negative. Unfortunately, metastases developed two years later, leading to the patient's death.
Scientists at Yale University propose a new explanation for cancer metastasis, suggesting that the fusion of a cancer cell with a white blood cell is the key to its spread. This theory has been validated in mouse studies and could lead to new therapeutic approaches.
A new study demonstrates the effectiveness of multipolar radiofrequency ablation in treating patients with liver cancer, achieving complete tumor destruction in 66 out of 67 cases. After four years, 52% of patients are now tumor-free and 78% are still living.
A recent study found that USFNA of axillary lymph nodes in patients with newly diagnosed breast cancer improves diagnostic accuracy while minimizing negative results. The procedure, which measures cortical thickness, is safe and minimally invasive.
A new study of 145 triple-negative breast cancers found that moderate or low-grade lesions were present in 23% of cases, with only a small percentage showing lymph node metastasis. The findings suggest that triple-negative breast cancers are a heterogeneous group and may not always be associated with cancer spread.
Researchers created a novel cell line that replicates the full spectrum of systemic metastatic cancer, enabling new discoveries about the role of macrophages in cancer's spread. The model has been shown to produce tumors in 100% of mice with healthy immune systems, paving the way for new therapies targeting these cells.
A study led by Memorial Sloan-Kettering Cancer Center researchers reveals that breast cancer cells use a signaling molecule called TGF-a to enhance their ability to spread to the lungs. This finding has significant implications for developing therapies to prevent metastasis in cancer patients.
Researchers discovered that SATB1 protein promotes tumor growth and metastasis in breast cancer. High levels of SATB1 expression are associated with poor prognosis, and reducing SATB1 can prevent the formation of invasive cells.
A combination of two platelet inhibitors, aspirin and APT102, reduced bone tumors in laboratory mice with breast or melanoma cancer. The drugs work by blocking platelets' ability to clot and aid tumor cells, slowing down metastasis.
A study led by Mary J. C. Hendrix found that the Lefty protein, secreted only in human embryonic stem cells, inhibits growth and spread of melanoma and breast cancer cells. This breakthrough suggests potential therapeutic modalities for cancer treatment and highlights the utility of isolating factors within the embryonic microenvironment.
Patients with HER2-positive tumours who receive trastuzumab treatment after diagnosing brain metastases have improved survival rates. The study found a correlation between triple receptor status and the incidence of brain metastases, as well as survival time.
Researchers at Duke University have developed a new method to model the genetic pathways underlying cancer, identifying connections between gene sets. The study reveals that specific gene sets work together to support cancer development and progression.
Two microRNAs, miR-373 and miR-520c, have been identified as promoting the spread of tumor cells. The study found that miR-373 is a potential biomarker for metastatic breast cancer and may be used to develop new treatments.
Researchers found that higher lymphatic vessel density and angiogenic microvessel density were associated with increased risk of metastasis in colorectal carcinoma. These findings suggest that LVD and MVD could be independent prognostic factors for disease-free survival.
A study by Memorial Sloan-Kettering Cancer Center identifies a group of microRNA molecules that control genes causing breast cancer metastasis. The loss of these microRNAs allows cancer cells to migrate and grow more rapidly, leading to increased risk of lung and bone metastasis.
Researchers identified three microRNA molecules that suppress the spread of breast cancer. Restoring these molecules reduces the ability of cancer cells to proliferate and migrate. The study adds to the growing list of cellular targets for drugs designed to prevent breast cancer metastasis.
Researchers found that a short course of hormonal therapy before and with radiation therapy slowed cancer growth by up to eight years, particularly the development of bone metastases. This delayed cancer progression increased survival rates among older men with potentially aggressive prostate cancer.
The study showed significant benefits of Avastin with Taxol in treating metastatic breast cancer, nearly doubling the time between chemotherapy initiation and tumor progression. This achievement demonstrates Avastin's potential as an antiangiogenic agent in breast cancer therapy.
Two studies from Mayo Clinic found that ER/PR negative breast cancers have the worst overall outcomes when spreading to the brain, resulting in shorter median survival times. Women with triple negative tumors and HER2+ tumors without estrogen or progesterone receptors have poor outcomes due to aggressive brain metastasis.
A combination of lapatinib and capecitabine significantly shrinks brain metastases in patients with aggressive HER2-positive breast cancer, with 10 patients experiencing a 50% reduction. The study's findings offer new hope for treatment options for women with advanced breast cancer who develop brain metastases.
Researchers have identified immunomodulatory anticancer drugs lenalidomide and pomalidomide as effective therapies for inducing fetal hemoglobin production in sickle-cell disease patients. Additionally, a new compound has been discovered to treat protein-losing enteropathy, a condition causing excessive protein loss from the gut.
Researchers found that VEGF-C gene therapy induced robust growth of lymphatic capillaries in mice, leading to functional collecting lymphatic vessels and improved lymph node transplantation outcomes. The treatment also showed promise in preventing systemic dissemination of metastases and improving patient safety.
A study published in CANCER found that non-white women with metastatic breast cancer experience poorer pain control, with a higher risk of severe pain. The researchers also found that inactive performance status and previous radiation treatment were associated with greater pain.
Researchers used FDG PET/CT to monitor early responses and found that combining EGFR-specific antibodies with VEGF-specific antibodies may improve anti-tumor efficacy. The novel approach also shows potential for anticancer therapy by monitoring molecular treatment responses.
Researchers at Ohio State University have found that stress hormone norepinephrine promotes tumor cell growth and metastasis in certain types of blood cancer. The study suggests that blocking norepinephrine receptors may slow disease progression and improve treatment outcomes.
Researchers have identified a molecule, osteopontin-c, that appears more accurate than existing biomarkers in predicting which breast cancers will develop into advanced forms. The discovery could one day influence therapy decisions and prevent patients from undergoing aggressive treatments.
Researchers present emerging therapies targeting cancer cells, including a small molecule inhibitor of protein kinase D and an oncolytic herpes virus that selectively targets cancer cells without damaging nerves. These treatments offer promising methods for controlling disease and improving patient outcomes.
The spleen's unique anatomical and immunological characteristics may explain why isolated splenic metastasis from colorectal carcinoma is rare. Experimental studies have shown that cancer cells injected into the spleen grow more slowly than those in other organs.
Researchers from UC San Diego have developed a more accurate method for predicting breast cancer metastasis by analyzing protein interactions. Their approach, which uses a network of genes rather than individual genes, improves metastasis prediction accuracy to around 72%.
A retrospective study of 68 postoperative CRC patients found that 18F-DG PET/CT detected more lesions than CT or ultrasonography alone in 30.4% of cases with recurrence and/or metastasis. The imaging technique also helped alter treatment plans in 16.2% of cases.
Researchers found significant IL-8 up-regulation in all inflammatory, non-malignant, and malignant colorectal entities compared to normal tissues. The study suggests an association between IL-8 expression and the development of colorectal cancer and liver metastases.
A recent study shows that overabundance of a single microRNA, microRNA-10b, can cause tumors to spread to distant tissues in mice. Researchers found that this microRNA disrupts the normal migration process of cancer cells by targeting the HoxD10 gene.
The Phase II study found a 45% reduction in risk of death and improved median overall survival of 24.5 months for patients treated with ZD4054 10mg once-daily compared to placebo.
The Phase II EPOC study found that ZD4054, an endothelin A receptor antagonist, showed no difference in progression-free survival but reported encouraging overall survival data. The compound may have potential to increase median overall survival time for men with asymptomatic or mildly symptomatic metastatic HRPC.
Researchers identified a distinct subpopulation of cancer stem cells responsible for metastasis in human pancreatic cancer. The study found that CSCs expressing CD133 and CXCR4 play a critical role in tumor metastasis, and inhibiting these cells or transplanting non-metastatic cells can abolish metastatic tumor development.
Researchers have identified a protein on the surface of platelets that plays a key role in cancer-induced platelet aggregation, allowing cancer cells to evade the immune system and spread throughout the body. By blocking the interaction between podoplanin and CLEC-2, it may be possible to prevent tumor metastasis.
Researchers identify specific H. pylori strains associated with precancerous gastric lesions, potentially underestimating the risk of gastric cancer. Meanwhile, a gene called OGR1 is found to suppress prostate cancer metastasis in mice, suggesting its potential as a novel metastasis suppressor gene.
Researchers discover that the L1-CAM gene is highly expressed in colorectal cancer cells that have spread to the liver, while normal colon tissue lacks this gene. This finding highlights the importance of L1-CAM in metastasis and opens new avenues for cancer research.
Researchers identified a key protein that blocks structural support, allowing cancer cells to migrate and metastasize. The discovery may lead to the development of anti-cancer drugs targeting this mechanism.
A new study published in CANCER found that newer drug therapies, particularly aromatase inhibitors, have improved the survival of women with metastatic breast cancer. Survival rates increased by approximately 30% as these drugs became more widely used between 1991 and 2001.
The incidence of early stage metastatic breast cancers is increasing, attributed to changes in clinical practice. Sentinel lymph node biopsies often detect small numbers of tumor cells that do not necessarily indicate cancer spread.
Researchers at EPFL discovered how tumor cells exploit slow fluid flow in the lymphatic system to migrate to functional vessels. The study highlights the importance of biophysical environment and continuous slow flow in tumor cell migration.
Researchers found mutations in integrin alpha 7 associated with cancer progression and metastasis in various cancer cell lines. Increasing normal integrin alpha 7 levels inhibited tumor growth and migration, indicating its potent tumor suppressor activity.