Articles tagged with Breast Cancer Cells
Researchers discovered that breast cancer cells exploit a signaling pathway used by normal mammary stem cells during pregnancy to produce faster-growing, more aggressive tumors. This connection may contribute to the increased short-term risk of highly aggressive breast cancers following each pregnancy.
Researchers analyzed over 3500 tumors using multiple genomic platforms, revealing that cancers are more likely to be molecularly and genetically similar based on their cell type. The study proposes a new classification system that could lead to personalized cancer treatment and eligibility for novel therapeutics.
Researchers have completed the largest cancer genetic analysis ever conducted, revealing a new way of classifying cancers. The study found that one in 10 cancers would be classified differently using this new approach, which could lead to better treatment options for patients.
A team of researchers found that healthy breast cells can differentiate into various cell types similar to those seen in metaplastic carcinoma, a type of triple-negative breast cancer. This discovery challenges the traditional understanding of terminal differentiation and suggests that mature cells may retain some flexibility.
Researchers found that HSF1 activates a transcriptional program in both cancer cells and stromal cells, fueling malignant processes. HSF1 activation is associated with poor patient outcomes in breast and lung cancers, making it a potential biomarker for predicting tumor progression.
Researchers will map out BRCA1 protein structures in healthy and mutated forms to identify molecular targets for new treatments. The goal is to improve treatment options for women with hereditary breast cancer.
A new computational method developed by Carnegie Mellon University researchers can identify gene regulatory networks in breast cancer cells, revealing potential molecular targets for therapy. This approach has the potential to speed up drug development and improve treatment outcomes by identifying flawed drugs earlier.
Researchers at Rockefeller University have identified a protein called TARBP2 that triggers breast cancer's spread by blocking other proteins linked to neurodegeneration. This finding suggests new cancer therapies targeting this 'master regulator' could be effective.
Researchers used DNA origami to test theories about cell signaling, finding that distance between ephrin molecules affects EphA2 receptor activity in breast cancer cells. This study developed a method for controlled environment cell communication research, which may lead to new approaches to pharmaceuticals.
Researchers have discovered a partnership between MYC and non-coding RNA PVT1 that fuels cancer cells. This finding could lead to the development of drugs targeting PVT1, potentially controlling major cancer genes like MYC.
Researchers discovered that a virus called AAV2 can kill triple-negative breast cancer cells and tumors in mice, with no adverse effects. The virus initiates apoptosis, or natural cell death, without affecting healthy cells, offering new possibilities for treatment of aggressive breast cancer.
Researchers found that BPA increases breast cancer cell proliferation and diminishes the effect of treatments for inflammatory breast cancer cells. The study suggests a possible link between BPA exposure and treatment resistance in breast cancer patients.
A Harvard-led team identified a possible mechanism by which normal cells turn malignant in mammary epithelial tissues. They discovered that the physical forces and chemical environment in dense breast tissue can drive cells into an invasive, proliferating mode.
Researchers used novel molecular imaging techniques to identify outlier cancer cells in the blood, which may indicate increased risk of metastases. The study found that less than 3% of circulating tumor cells showed abnormal glucose metabolism, suggesting potential aggressiveness.
Researchers used a novel radioluminescence microscope to study single cells and found unexpected variation. The tool helps personalize radionuclide imaging by characterizing how radiotracers interact with cells.
Researchers at Whitehead Institute have identified a critical weakness in metastatic cancer cells, which are resistant to current anticancer drugs. The compound targets the endoplasmic reticulum of these cells, causing them to die.
As women age, their breast cells lose responsiveness to their surroundings, leading to increased tumor growth and higher risk of breast cancer. Researchers at Berkeley Lab discovered that multipotent progenitor cells, responsible for maintaining healthy tissue, fail to perceive differentiation cues as they age.
Scientists identified a new protein, hnRNPM, that plays a key role in reprogramming breast cancer cells to spread. Removing this protein significantly reduces the ability of breast cancer cells to metastasize to other organs.
A study found that smokers with the BRCA2 gene defect are at an increased risk of developing lung cancer, with around one in four suffering from the disease. The researchers also discovered a link between squamous cell lung cancer and a defect in the CHEK2 gene.
Researchers at Tel Aviv University and Johns Hopkins University have identified specific genes that are responsible for breast cancer development. The study found that these genes are regulated differently in normal breast tissue compared to cancerous cells, providing new targets for therapy.
Researchers at IRB Barcelona have identified a new gene, RARRES3, that promotes breast cancer metastasis to the lung. The study reveals that loss of function of this gene enhances adhesion and differentiation in cancer cells, leading to increased malignant capacity.
A new fluorescent protein biosensor reveals the activation of Rac1 inside cancer cells during invadopodia formation, showing its role in controlling the invasion and spread of cancer cells. The study provides insights into the signaling mechanism that regulates cancer cell invasion and offers potential targets for developing treatments.
Researchers at SLU's Institute for Molecular Virology have discovered a small fragment of adenovirus that can repress HER2 cell growth and kill breast cancer cells. The discovery offers a promising new therapy for the deadly disease, which affects 20-30% of breast cancers.
Researchers have found chemical signals that enable breast cancer metastasis by recruiting normal cells from the host animal, providing a promising new direction for cancer treatment. Blocking these signals in mice with breast tumors significantly reduced their ability to spread.
Researchers at Georgetown University Medical Center have developed a new technique to grow both normal and cancer cells indefinitely, transforming basic cancer research. This breakthrough allows for faster development of certain types of breast cancer in mice, with tumors behaving similarly to human breast cancer.
A new study found that ovarian cancer cells become more aggressive and proliferate faster when adhering to soft tissues compared to stiffer environments. The research team used novel techniques to measure cell forces, revealing a three-fold increase in traction forces on soft surfaces for metastatic cells.
Researchers have isolated and grown breast tissue stem cells in the lab, allowing them to study both breast development and cancer. The study found that CRIPTO and GRP78 are crucial for maintaining stem cell populations, and targeting these proteins could halt or slow cancer growth.
A study led by Tufts University researchers reveals that SLUG transcription factor regulates stem cell function and determines breast cancer type, with potential implications for targeted therapies. The study found that SLUG-deficient mice exhibited defects in breast-cell differentiation and tumor formation.
A new study elucidates how BRCA gene loss accelerates chromosome rearrangements, impairing homologous recombination repair. This discovery could help clinicians guide patient treatment for BRCA mutations of uncertain significance.
Researchers at Thomas Jefferson University found that a single cell type, T-helper cells, is actively suppressed in several experimental cancer vaccines. This discovery paves the way for methods to break suppression and improve cancer vaccine effectiveness.
Researchers at the University of Manchester discovered a key role for protein Bid in mitosis-related cell death, which may help overcome chemotherapy resistance in colon cancer. By targeting Bid, resistant cells can be made more susceptible to treatment.
Researchers found that triclosan and octylphenol promote breast cancer cell growth and tumor development in lab tests. The study's findings suggest that exposure to these endocrine-disrupting chemicals may significantly increase the risk of breast cancer development.
Researchers developed a technique to target and quantify breast cancer segments in a single cell using gold nanoparticles tagged with synthetic DNA. The method measures the unique signal produced when light interacts with the nanoparticles, allowing for accurate diagnosis and potential personalized treatment options.
Researchers at UC Davis have discovered that cyclin B1/Cdk1, a key cell division protein, also powers mitochondria to increase cellular energy production. This finding could lead to new therapeutic targets for cancer treatment and regenerative medicine.
Researchers at Penn State College of Medicine found that breast cancer cell subpopulation cooperation can lead to increased tumor growth. The study discovered that two distinct subclones within mammary tumors relied on each other to expand, with one producing a protein called Wnt1 that promoted tumor growth.
Researchers at Fox Chase Cancer Center have uncovered new insights into the genetic mechanisms that protect against breast cancer during pregnancy. By analyzing the genetic activity of women who had and had not given birth, scientists identified differences in gene expression related to cell differentiation and breast anatomy development.
Researchers at UPMC Cancer Institute discover plant-derived compounds that selectively target breast cancer cells, inhibiting growth and inducing death. These findings offer potential new approaches to preventing and fighting breast cancer.
Researchers found that a vitamin A derivative, retinoic acid, can reverse the changes in pre-cancerous breast cells, making them resemble normal cells. However, this treatment has no effect on fully developed cancer cells. The study's findings suggest that there may be a narrow window of opportunity for this treatment to be effective.
Researchers identify two distinct types of cells responsible for different breast cancer subtypes, shedding light on the origins of breast cancer diversity. This breakthrough discovery has the potential to revolutionize personalized treatment for patients, reducing unnecessary treatments and improving outcomes.
Researchers at Washington State University have found that peach extracts can inhibit the growth of breast cancer cells and their ability to spread. The study suggests that these compounds could be a novel addition to therapies reducing metastasis risk in various cancers, potentially available as an extract or dietary supplement.
Researchers suggest that far-flung genome mutations could activate cancer-causing genes by disrupting enhancer function. The study found that MLL family proteins play a crucial role in regulating gene expression at enhancers, and that mutations in these proteins can promote oncogenesis.
Researchers have developed a new technology that uses 'nano-flares' to detect metastatic breast cancer cells in blood samples, which could lead to earlier diagnosis and improved treatment options. The technology has shown promising results in animal tests and is currently being experimented with human samples.
Researchers at Johns Hopkins Medicine identified a protein that plays a surprising role in cell migration, which is crucial for cancer cells to spread. The study found that deleting this 'Velcro protein' does not cause single-celled migration, but rather disrupts the organization of epithelial cells.
A study at Tufts University has identified the gene TAZ as a critical regulator of breast cell development and cancer. The research team found that TAZ helps to control whether breast cells behave like basal or luminal cells, which is important in understanding and treating certain types of aggressive breast cancer.
Breast cancer cells with low myoferlin levels are less likely to spread when the gene is silenced, according to a new study. The protein's effect on mechanical properties and gene activation also influences cancer cell behavior.
Researchers at Simon Fraser University have discovered that non-coding RNAs are perturbed in cancerous human cells, allowing for early detection of breast and lung cancers. The study's findings suggest that these molecules can be used to classify patients into subgroups with different survival outcomes.
Researchers at Duke University Medical Center have identified a new way psoralen works to kill tumor cells, including a direct anti-tumor effect on HER2 overexpressing breast cancer cells. Psoralen blocks the signaling pathway of the HER2 receptor, shutting down uncontrolled cell growth and leading to aggressive cancer.
Researchers identified a key biological mechanism explaining why women with dense breast tissue are at greater risk of developing breast cancer. The study found that the JNK1 signaling pathway is activated to a greater extent in fibroblasts from high-density breast tissue, creating an inflammatory environment that drives tumor formation.
A new UK study found that targeting Twist, a nuclear protein accelerating epithelial-mesenchymal transition, may provide an effective approach for treating triple-negative breast cancer. The study showed that disrupting the interaction of Twist with BRD4 inhibited invasion and tumorigenicity in triple-negative breast cancer cells.
Researchers at Queen Mary University of London have discovered a 'cell hijack' method in pancreatic cancer where pancreatic stellate cells are recruited to aid the growth and spread of cancer. This process can be blocked to prevent tumour growth, suggesting new therapeutic strategies for treating pancreatic cancer.
MIT researchers create a microfluidic platform that mimics the spread of breast cancer cells into a bonelike environment. The study found that certain molecules, such as CXCL5 and CXCR2, may encourage cancer cell metastasis, potentially leading to new targets for cancer therapy.
Researchers identify androgen and vitamin D receptors as potential targets for breast cancer hormone therapy, offering new treatment options for patients with hormone-dependent breast cancer. The study's findings suggest that triple hormone treatments may be more effective than single hormone treatments.
Researchers discovered that breast stem cells and their 'daughters' have a much longer lifespan than previously thought, actively maintaining breast tissue throughout life. This finding has implications for identifying the cells of origin of breast cancers and developing new treatment strategies.
A study suggests that moderate doses of radiation therapy to the unaffected breast can kill premalignant cells and reduce the risk of second breast cancers. The treatment could prevent tens of thousands of cases, according to researchers at Columbia University Irving Medical Center.
Researchers developed a tool to predict which direction a breast cancer tumor is most likely to go and how it will respond to chemotherapy. The study's findings reveal general rules, including genetic diversity within tumors and the importance of analyzing individual cells.
Researchers developed a mathematical model to predict how tumors will behave and which treatments are most effective, focusing on genetic diversity within tumors. The study found that tumors with less genetic diversity are more likely to respond to treatment, providing new insights into personalized cancer care.
A new therapy for preventing production of sphingolipids in lymphoma cells has been developed, selectively killing virus-infected cells. The treatment, ABC294640, shows promise in treating primary effusion lymphoma, an aggressive variant of diffuse large B-cell lymphoma caused by viruses.
City of Hope researchers discovered that breast cancer cells can masquerade as neurons, allowing them to hide from the immune system and spread to the brain. The study found that these cancer cells exploit the brain's chemicals and proteins to deceive the immune system.
Researchers found that EPO promotes tumor cell invasion and migration via stimulating a small percentage of stem-like cancer cells. The study provides evidence for a novel paradigm in which EPO regulates tumorigenesis through autocrine/paracrine action, potentially explaining inconsistent results in previous studies.
A novel breast-cancer therapy has been developed that partially reverses the cancerous state in cultured breast tumor cells and prevents cancer development in mice. The therapy uses a sophisticated method to identify genes that drive cancer and blocks them using RNA interference, offering new hope for early-stage treatment without surg...