Articles tagged with Metastasis
The omentum, a layer of fat over intestines, liver, and stomach, has immune functions and secretes hormones related to obesity. It also plays a role in cancer development, serving as a breeding ground for aggressive tumors.
Researchers are conducting a Phase 1 clinical trial using Lutetium 177Lu-PSMA-617 to target PSMA in men with progressive prostate cancer. The therapy aims to deliver precise radiation therapy and shrink the cancer, even in cases without visible tumors.
Researchers discovered a biochemical signaling process that causes densely packed cancer cells to break away and spread the disease. The combined use of two existing drugs disrupts this process, significantly slowing cancer's tendency to travel.
Researchers have developed a chemical array technique that can identify and culture malignant stem-like cells within melanoma tumors. This allows for the creation of patient-specific models for individualized cancer treatment.
A recent study led by Massachusetts General Hospital researchers has identified a novel mechanism behind the resistance of HER2-positive breast cancer metastases to treatment. The study found that overexpression of the HER3 gene contributes to this resistance, and combining anti-HER2 and anti-HER3 therapies can slow tumor growth.
A CNIO researcher has been funded by the Melanoma Research Alliance to study brain metastasis in melanoma, focusing on blocking cancer cell spread by targeting the microenvironment. The goal is to develop a new concept of treating metastasis in personalized medicine.
New study reveals that immune cells trained to recognize cancer can exit one tumor and move to another to attack cancerous cells. The research sheds light on how immune therapies for cancer might work and suggests new approaches to developing anti-cancer immune therapies.
Research reveals how hypoxia leads to inhibition of miR-34a, a key tumor suppressor, promoting metastasis and EMT. The findings suggest that targeting this process with drugs could be a therapeutic approach for treating metastasizing colon tumors.
Primary colorectal tumors secrete VEGF-A, inducing CXCL1 and CXCR2-positive myeloid-derived suppressor cells to recruit at distant sites, establishing niches for future metastases. Liver-infiltrating MDSCs facilitate tumor cell survival in the new location.
A large study found that brachytherapy is a good option for many men with penile cancer, offering high survival rates and minimal impact on sexual and urinary function. The treatment allowed 85% of men to survive with their penis intact, with few cases requiring surgery due to side effects.
Researchers have developed a new microscopic technique to analyze single melanoma cells, which are often irregular and dark, making them difficult to investigate. The technique, using modified photoacoustic spectroscopy, can detect non-uniform cancer cells and track their spread.
Scientists at Scripps Research Institute discovered that invasive tumors can send out tumor cells earlier than thought, which may seed secondary tumors years later. The escaping cells enter the bloodstream by entering blood vessels deep within the dense tumor core, upending the long-held belief about metastatic cell origin.
A recent study published in The Journal of Urology found that surgery to remove secondary tumor growths, called metastases, significantly improves survival rates for patients with late-stage kidney cancer. Patients who underwent surgery had a life expectancy of three to 12 years, compared to eight months and two years without surgery.
A global understanding of breast cancer dissemination is crucial to improve treatment, and this study reveals that most metastases originate from a single precursor. Analyzing the genomic profile of metastases can help make therapeutic decisions, particularly for targeted treatments.
Researchers developed a laboratory technique to test the effectiveness of treatments for breast cancer metastases in bone, mimicking interactions between cancer cells and bone cells. The 'bone-in culture array' model found that danusertib inhibits bone metastasis while other drugs stimulate growth of slow-growing cancer cells.
A study published in JAMA Surgery found that certain breast cancer patients who achieve pathologic complete response (pCR) after chemotherapy have a low risk of developing local metastases, making them candidates for less invasive treatment options. These patients may be able to avoid follow-up surgery, including axillary surgery.
FAU researchers identified Zeb1 as a key factor that activates embryonic programme, leading to rapid dissemination and metastasis in pancreatic cancer. They also found that blocking Zeb1 reduces metastatic capacity in other tumour types.
Researchers demonstrate that an aggressive combination of systemic therapy and local therapy can eliminate all detectable disease in selected patients with metastatic prostate cancer. One-fifth of the patients treated had no detectable disease, with undetectable PSA and normal testosterone levels after 20 months.
A large study found patients with follicular and medullary thyroid cancer had the highest rate of bone lesions and fractures, and increased risk of death. Researchers suggest targeting this high-risk population with specific drugs to prevent or treat complications.
Researchers developed a method to isolate EVs from blood samples, enabling rapid analysis and potential personalized anticancer treatments. The technique uses nanoprobes to capture EVs within 15 minutes, offering an alternative to invasive methods.
Scientists have discovered that cancer can commandeers immature immune cells, called MDSCs, to facilitate its spread. MDSCs are normally part of the immune system's anti-tumor response but, under the influence of tumor-secreted cytokines, they can help tumors grow and metastasize.
Scientists have identified a biomarker, SMARCE1, that distinguishes poorly invasive tumors from those likely to spread and metastasize in early-stage breast cancer. This discovery enables doctors to tailor therapies designed to match the behavior of each patient's cancer, improving treatment outcomes.
A University of Colorado Cancer Center study found that knocking down the Jumonji protein KDM3A inhibits Ewing's Sarcoma metastasis. The researchers also discovered another protein, Melanoma Cell Adhesion Molecule (MCAM), plays a crucial role in the cancer's spread.
Researchers have identified pre-metastatic niches that prepare the ground for tumor cells to survive before invading other organs. Understanding this phenomenon could lead to new diagnostic and therapeutic tools to prevent cancer-related death.
Researchers at JAX have received $2.8 million in federal grants to develop better diagnostics and treatments for triple-negative breast cancer (TNBC). The studies aim to understand the underlying mechanisms that control metastasis and identify promising therapeutic targets.
Researchers found that breast cancer cells express reelin, a protein typically found in the brain, to disguise themselves and avoid detection. This allows them to form new deadly brain tumors, leading to high mortality rates among women with HER2-positive breast cancer.
A recent study published in the American Journal of Roentgenology found that FDG PET/CT is a valuable imaging tool for treating lung cancer patients, especially when clinical suspicion or evidence of disease recurrence or metastasis is present. However, its routine use without clinical suspicion should be discouraged until its value fo...
Research at the University of Illinois Chicago found that blocking a protein on ovarian cancer cells can prevent its spread to other organs. The study's lead researcher believes this discovery could be a key to developing new treatments for the disease.
Researchers discovered that weakly adherent cancer cells are more likely to migrate and invade other tissues compared to strongly adherent cells. This finding suggests that adhesion strength may serve as a general marker of metastatic cells.
Researchers found that cancer cells can spread through the extracellular matrix with optimal tissue stiffness. Drugs targeting ECM stiffness could prevent metastasis, providing a new approach to diagnostics and treatment.
A new study from Michigan Medicine identifies a protein in the microenvironment of metastatic breast cancer cells that promotes their spread. The researchers found that this protein, DDR2, plays a key role in fueling the growth and migration of cancer cells, and that inhibiting it may prevent metastasis.
Researchers compared stereotactic radiosurgery to whole-brain radiation for metastatic brain tumors and found that targeted therapy reduces cognitive decline and increases median survival rate by 218 days
The updated clinical guideline from the American Society for Radiation Oncology (ASTRO) underscores the safety and effectiveness of palliative radiation therapy (RT) for treating painful bone metastases. The guideline recommends optimal RT dosing schedules, including options for re-treatment, to provide pain relief, with a single 8-Gy ...
A QUT-led project has identified the mechanism by which melanoma cells switch from proliferative to invasive behavior, opening up new pathways for cancer treatment. The discovery reveals a specific regulatory pathway involving the NFIB-EZH2 axis, which could potentially be targeted with existing drugs.
A new technique separates circulating tumor cells from whole blood at a liquid-liquid interface, capturing 95% of CTCs in one minute. This method enables early detection and monitoring of metastatic disease, improving cancer treatment outcomes.
Researchers developed a new platform to switch MRI signals ON only in the presence of targeted diseases. The Nano MRI Lamp uses Magnetic Resonance Tuning (MRET) to control signal strength based on distance between magnetic materials.
A new gallium-68 labeled peptide BBN-RGD agent has been developed to target both gastrin-releasing peptide receptor and integrin αvβ3, providing dual-receptor targeting and advantages over single-receptor targeting. The agent has shown safety and effectiveness in detecting primary and metastatic prostate cancer lesions.
A study by the NRG Oncology Radiation Therapy Oncology Group found that adding antiandrogen therapy to radiation therapy can reduce the incidence of metastasis, death from prostate cancer, and overall deaths in patients with recurrent prostate cancer. The study showed a significant improvement in survival rates for patients treated wit...
A large study found that breast conserving therapy (BCT) is superior to mastectomy in early-stage breast cancer patients with no metastases. BCT, combined with radiation therapy, offers a survival advantage for patients aged over 50 years and those with comorbidity.
Researchers at the University of Illinois used a novel imaging technique to visualize microscopic shifts in metabolism and vesicle production in tumor cells. The study found that these changes can precede larger-scale events in the tumor environment, potentially preparing the way for cancerous cells to spread and metastasize.
Researchers at the University of Adelaide have identified a new microRNA that promotes cancer metastasis, leading to the development of a potential blood test for early detection. The discovery also reveals new targets for drugs that may inhibit cancer spread.
Researchers at the University of Missouri have discovered that luteolin, a natural compound found in herbs and vegetables, can inhibit the growth of triple-negative breast cancer cells in mice. The study found that luteolin reduced metastasis risk by preventing cancer cell migration and viability.
Massachusetts General Hospital investigators identified a protein called G3BP2 that helps maintain aggressive tumor-initiating cells in breast cancer. Compounds like C108 can reduce the survival of these cells and slow tumor growth.
A study found that epigenetic changes, not DNA mutations, drive metastasis in pancreatic cancer cells. Researchers also identified a potential therapeutic target to block tumor formation in lab-grown cancer cells.
A Vanderbilt-led study identifies a compound that can reverse the malignant reprogramming of metastatic pancreatic cancer cells. The research found that distant metastases undergo massive epigenetic changes that enable tumor formation, but these changes can be reversed with the inhibition of phosphogluconate dehydrogenase enzyme.
Scientists have designed an antibody-based therapy targeting the functions of TGF-beta that cause cancer. The therapy showed promise by slowing down breast cancer tumor growth and metastasis when GARP was deleted from mice with mammary tumors.
Researchers at Mayo Clinic have identified a key drug target, CDK4/6, which regulates the spread of triple-negative breast cancer. The study found that inhibiting this protein with CDK 4/6 inhibitors can prevent the metastasis of triple-negative breast cancer to distant organs.
Legumain (LGMN) is a cysteine protease over-expressed in tumor microenvironment, facilitating tumour growth and metastasis. Targeting LGMN directly or as a prodrug activator may offer promising cancer management strategies.
A study published in Nature discovered that fat utilization is required for the development and growth of lymphatic vessels, a key route for cancer cell spread. Researchers found that inhibiting fat usage can control lymphatic vessel growth, offering new avenues for preventing metastasis and treating complications like lymphedema.
The new Special Issue addresses topics in epidemiology, basic science, and policy, providing reliable information on digestive cancers in Latin America. Key findings include the rising incidence of gastric cancer and the need for awareness, with five articles from experts in the region.
Epigenetic changes in melanoma cells have been identified as key drivers of cancer metastasis. The study, published in Oncotarget, found that these changes can be reversed, making them a potential target for new therapies.
Scientists at The Wistar Institute have identified a novel protein pathway in mitochondria that controls energy production for cell invasion and metastasis across multiple cancer types. This pathway, previously observed in neurons, has strong clinical implications and represents a potential therapeutic target for several types of cancer.
WPI researchers develop a liquid biopsy chip that can trap and identify metastatic cancer cells in small amounts of blood. The device uses antibodies attached to carbon nanotubes, which create an electrical signature that can be detected to identify captured cells.
A team of investigators found that breast cancer cells with a few defined molecular alterations can spread to organs and form aggressive metastasis without a primary tumor. Most early spread cells remain dormant until a growth switch is activated.
Researchers at Uppsala University have developed a new method of antibody-based immunotherapy that targets tumor cells with minimal impact on other parts of the body. This alternative strategy has shown promising results in stimulating immune cells to attack and destroy cancer cells, potentially reducing adverse events.
Scientists discovered truncated p53 proteins that can promote cancer growth and metastasis. The mutant proteins interact with mitochondria and alter its functions, leading to tumor progression and poor outcomes.
Researchers at IRB Barcelona identify CD36 as a general marker of metastatic cells, which are responsible for initiating and promoting metastasis in several types of human tumors. High-fat diets have been shown to enhance the formation of metastases in mice inoculated with oral cancer cells.
Researchers at the University of Pittsburgh Cancer Institute have discovered molecular changes in primary tumors of breast cancer patients who developed brain metastases. The findings suggest that targeted therapies should be tailored not only for the original breast cancer but also for the brain tumors.
Rates of breast cancer brain metastasis have not substantially declined despite improved targeted treatments for HER2-positive metastatic breast cancer. Researchers found that the risk of death from brain metastasis is more than twice that of patients with metastasis to other areas of the body.
Research papers in PLOS Medicine discuss progress in cancer genomics, including whole-genome sequencing and gene expression changes. Studies on breast cancer and brain tumors provide insights into tumor evolution and metastasis, potentially leading to new treatments and prognosis estimation.