Articles tagged with Breast Cancer
Researchers at the University of Münster found that DBT+SM detects invasive breast cancers more effectively than conventional DM, with a higher rate of early tumor stages. This approach may lead to improved screening effect and reduced breast cancer mortality.
Scientists have identified likely 'cells-of-origin' that can grow into breast cancer in women carrying a faulty BRCA2 gene, who are at high risk of developing the disease. The study also showed these cells have potential to be targeted with an existing cancer drug to delay tumour growth.
A study by the University of Sheffield found that breast cancer cells take advantage of nutrients in the extracellular matrix when faced with nutrient starvation. The cells use an ingestion process called macropinocytosis to consume the matrix, breaking it down into energy-releasing substrates.
Researchers discovered a long, non-coding RNA called PAPAS that regulates rRNA production in epithelial cells. A high PAPAS level reduces tumour growth and metastases in breast cancer, while its suppression promotes carcinogenesis. The findings suggest potential diagnostic and therapeutic applications for RNA therapy.
Simulation models indicate that breast cancer screening, treatment of early-stage cancer, and metastatic treatment reduced breast cancer mortality. Reduced breast cancer mortality was observed in the US between 1975 and 2019.
Researchers developed a training curriculum for community health workers to enhance cancer genetic screening in Black women. The 10-module program, KEEP IT, improved genetic knowledge and competencies among CHWs, who are trusted members of their communities.
Despite declining overall US cancer mortality rates, substantial racial disparities persisted for many common cancers, including breast and colorectal cancer. Structural racism, medical mistrust, and health care access inequities contribute to these disparities.
A clinical trial showed that an extract of Boswellia, a plant used in traditional medicine for centuries, has anti-proliferative effects against breast cancer. The study found a statistically significant reduction in tumor proliferation compared to non-treated patients, suggesting potential anti-cancer activity in humans.
A meta-analysis of 22 studies found that soy isoflavones reduced breast cancer recurrence by 26% and improved survival rates in post-menopausal women. Enterolactone, a compound metabolized from lignans, was also associated with a 28% reduction in breast cancer-specific mortality.
Researchers have found that a specific pathway, cGAS-STING, is unleashed to prevent cancer formation by detecting DNA damage within cells. The discovery reveals the 'key' to unleashing this pathway, which can potentially reactivate it to treat and prevent breast cancer development.
Scientists have discovered a way to predict breast cancer risk based on specific chemical traits, identifying over 900 chemicals that could contribute to the disease. These chemicals are commonly found in consumer products, food, and workplaces, and can alter hormones or damage DNA.
Researchers analyzed cells within triple-negative breast cancer tumors before and after radiation therapy with immunotherapy, identifying three patient groups with distinct responses. The study found that combining radiation therapy and immunotherapy may improve tumor-fighting immune response prior to surgery for some patients.
A study found that patients with breast cancer are more likely to choose distant hospitals for surgery based on factors such as age, ethnicity, and living location. The investigation highlights the potential for healthcare inequalities to worsen if policies do not address these disparities.
The Society of Nuclear Medicine and Molecular Imaging has published a new procedure standard/practice guideline for estrogen receptor imaging of breast cancer patients using FES PET. The guideline aims to promote the appropriate use of FES PET and enhance research, providing advantages in assessing tumor ER expression and predicting re...
Researchers found that p53-mutated breast cancer cells reprogram fat cells to create an inflammatory microenvironment, impairing the immune response against the tumor. This interaction drives cancer growth and is a key driver of tumor-promoting reprogramming of fat cells.
A study in the JAMA Network Open found that Hispanic and American Indian individuals with breast, colorectal, lung, and prostate cancer were undercaptured in the National Cancer Database, but representation improved over time. Further investigation is needed to understand where these populations seek cancer care.
A Stanford University study reveals that ENPP1 is produced by both cancer cells and healthy cells around tumors, with high levels linked to immunotherapy resistance and metastases. Researchers found that targeting ENPP1 could improve patient responses to existing medicines and help clinicians better predict patient outcomes
Researchers revisited melatonin's effects on cancer in mice, finding that nighttime administration inhibits chemically induced mammary tumor development. The study highlights the importance of timing in using this freely available compound for cancer prevention and treatment.
Cancer-associated fibroblasts in the brain secrete fucosylated poliovirus receptor that stimulates breast cancer migration and invasion. The researchers hope these findings will help develop better diagnostic and therapeutic approaches for breast cancer brain metastasis patients.
The combination of atezolizumab and carboplatin improved overall survival by 3.9 months, and lengthened progression-free survival from 2.2 to 4.1 months. Patients with higher body mass indexes and uncontrolled blood glucose levels showed greater benefits.
A study of 4,819 women with benign breast disease found an increased risk of breast cancer compared to the general population. The study's findings suggest that pathologic classifications could improve breast cancer risk stratification.
A study published in Molecular Cell describes how bacteria build a form of ubiquitin that helps cells communicate. The research sheds light on how different enzymes impact this protein during infection, providing an important first step towards understanding its role in diseases like Parkinson's and breast cancer.
Researchers developed a non-invasive MRI technology to measure interstitial fluid flow, crucial for tumour treatment. The new method combines phase-contrast MRI with an improved stimulation echo sequence, reducing signal loss and improving detection accuracy.
Researchers found that patients who scheduled their own mammograms through an online patient portal had a 13 percentage point increase in screening completions. This simple intervention doubled the number of mammogram completions, resulting in approximately 4,500 more people getting screened.
A systematic review has identified 29 primary risk factors associated with long-term arm morbidities following breast cancer treatments. The main risk factors include removal of lymph nodes, high body mass index, mastectomy, radiation therapy, chemotherapy, infection, and trauma to the affected arm.
A Phase IIa international study found that a combination of zanidatamab, palbociclib, and fulvestrant improved progression-free survival by 12 months with durable responses. The treatment regimen is being developed for heavily pretreated patients with HER2+/HR+ metastatic breast cancer.
A clinical trial found that using MRI and a DCIS gene profile can guide treatment decisions for patients with low-risk ductal carcinoma in situ (DCIS). Patients who received a score lower than 39 were considered low-risk and could safely forego adjuvant radiotherapy, with similar rates of disease recurrence compared to those with high-...
A large cohort study found one-third of metastatic breast cancers harbor highly expressed fusion RNAs that may be therapeutically targetable. These fusions, involving cancer-related genes like ESR1, may offer personalized treatment strategies for patients with heavily pretreated disease.
Women who reduced mammography frequency three years after curative breast cancer surgery had comparable outcomes to those receiving annual screening. The Mammo-50 trial found that de-escalation did not worsen survival rates or increase recurrence, while also reducing healthcare burden and stress.
Patients with metastatic breast cancer who participated in a nine-month structured exercise program reported less fatigue and improved quality of life compared to those who did not undergo the exercise program. The study found significant improvements in physical fitness, social functioning, pain, and shortness of breath.
A five-year follow-up study found that younger postmenopausal patients with stage I hormone receptor-positive breast cancer who opt out of adjuvant radiotherapy have a very low risk of disease recurrence. The study suggests that this option may be safely offered to women in this age group, but longer-term follow-up is needed.
New research reveals that early life gene epimutations in the BRCA1 gene may increase the risk of triple-negative breast cancer (TNBC). The study found that these epimutations occurred twice as often in girls than boys and were associated with a higher risk of TNBC, particularly in women who experienced pregnancy-related changes.
A study published in JAMA Oncology found that regular screening is not enough to prevent advanced breast cancer diagnoses, particularly among women of color who are overweight or obese. The researchers recommend primary prevention strategies to reduce the number of advanced cancer diagnoses.
A study found that patients with hormone receptor-positive breast cancer who paused endocrine therapy to conceive did not experience worse short-term recurrence rates. Cryopreserved embryo transfer was associated with higher pregnancy rates, and younger age and menstrual cycles returning after pausing therapy were linked to improved ou...
Researchers found correlations between flaxseed diets and changes in the gut microbiome and mammary gland miRNA profiles. Flaxseed lignans were shown to modify the relationship between the microbiota and miRNAs to be non-cancer causing.
A retrospective cohort study of 4,732 BRCA carriers found that pregnancy following breast cancer was not associated with decreased disease-free survival. 1 in 5 patients conceived within 10 years after diagnosis.
A phase III clinical trial found that neoadjuvant chemotherapy can downstage lymph node-positive breast cancer, allowing patients to safely omit adjuvant regional nodal irradiation. This treatment de-escalation strategy is an option for patients whose lymph nodes become cancer-free after neoadjuvant treatment.
A phase III trial found that tucatinib plus trastuzumab emtansine extended progression-free survival in patients with unresectable locally advanced or metastatic HER2-positive breast cancer, particularly those with brain metastases. The combination reduced the risk of disease progression or death by 24.1% and improved outcomes for pati...
The Susan G. Komen organization presents awards to four dedicated physician scientists and a pioneering research advocate for their contributions to advancing breast cancer research and transforming patient care. Dr. Olufunmilayo Olopade and Dr. Daniel Hayes are recognized for their work in basic science and clinical research, respecti...
A recent study published in Lancet Oncology has found that measuring blood hormone levels can identify post-menopausal women who are most likely to benefit from anastrozole, a medication used to prevent breast cancer. The study suggests that inexpensive blood tests could be used to personalize preventive therapy for these women.
Researchers developed a predictive model using baseline sociodemographic and financial measures to identify patients at high risk of stopping treatment with aromatase inhibitors. The model found four demographic and financial factors associated with increased non-adherence, including younger age and lower out-of-pocket costs.
A new AI-based risk model evaluates mammographic images to identify women at high risk of developing breast cancer. The study confirms that the method works well in different European populations, with 6.2% of women classified as high-risk having almost seven times the risk of developing breast cancer.
A new study found that a type of white blood cell called tumour-associated macrophages can promote the formation of lymphatic vessels, facilitating cancer cell transport to other organs. However, these cells also reduce breast cancer spread to the lungs while increasing it to the lymph nodes.
Researchers discovered that Osteopontin induces mitochondrial biogenesis in deadherent breast tumor cells, which aids metastatic success. The study suggests a possible mechanism and targets for treating cancer metastasis by increasing ATP levels and mitochondrial mass.
A study published at the Radiological Society of North America annual meeting found that attending regular mammograms can lower breast cancer mortality rates by up to 72%. Women who missed a scheduled mammogram had a significantly reduced survival rate, emphasizing the importance of adherence to screening schedules.
A deep learning AI model developed using mammographic images alone accurately predicted both ductal carcinoma in situ (DCIS) and invasive carcinoma, showing no bias across multiple races. The model outperformed traditional risk models in predicting breast cancer risk, providing a more accurate and equitable assessment.
A new AI tool combines cancerous and non-cancerous cell patterns to predict breast cancer outcomes, allowing for more precise treatment plans. This could lead to reduced chemotherapy duration and intensity for some patients.
Researchers identified 38 unique pathogenic variants in 57 patients, including novel variants specific to the Kazakh population. These variants were associated with an increased risk of triple-negative breast cancer and family history of breast cancer.
A study of 103,000 early-stage breast cancer patients reveals a significant racial disparity in chemosensitivity and survival rates. Black patients are more likely to experience residual disease after neoadjuvant chemotherapy, leading to a higher mortality risk.
Breast cancer incidence is higher in urban areas with poor environmental quality, especially at early stages. The study found a significant association between environmental exposure and breast cancer incidence, with varying levels of impact depending on the stage of cancer.
Researchers investigate nanoparticles for cancer treatment, hoping to reduce side effects and improve efficacy. La-Beck's lab aims to understand the body's interaction with nanoparticles and their impact on tumor growth and immune responses.
A study published in PLOS ONE found that 35% of women with breast cancer used self-discovered or peer-recommended techniques to enhance their sexual function. These techniques fell into four main domains: pain reduction, intimacy and relationship enhancement, desire and arousal enhancement, and emotional coping.
A new ASTRO clinical guideline recommends partial breast irradiation as a viable alternative to whole breast radiation for patients with early-stage invasive breast cancer or DCIS, based on evidence from large randomized trials. The guideline provides guidance on patient selection and best practices for delivering effective partial bre...
Researchers at UNC School of Medicine have pieced together the lesser-known DNA repair pathway, polymerase theta-mediated end joining (TMEJ), which is upregulated in patients with hereditary breast cancer, ovarian cancer, and prostate cancer. The discovery could lead to new therapies for cancer by targeting this pathway.
Researchers at Stanford University discovered that breast cancer cells use a collective, physical mechanism to break through the basement membrane barrier. In a 3D hydrogel model, cancer cells trapped within duct-like structures swelled and stretched, weakening the basement membrane and allowing escape.
A new study by Cleveland Clinic researchers reveals significant differences in cell communication between breast tissue with and without BRCA1/2 gene mutations. This discovery provides a foundation for personalized medicine approaches to prevent and treat breast cancer in mutation carriers.
A team of researchers developed a gel delivery system that overcomes challenges in intratumoral therapy. The gel contains an imaging agent and can hold a high concentration of drug for slow release. In preclinical models, the treatment induced tumor regression and improved survival in immunotherapy-resistant colon and breast cancer.
The Max Foundation has started treating three patients with advanced breast cancer, including a CDK4/6 inhibitor therapy, in Mozambique. This marks the first time this treatment is available in low-income countries and aims to improve outcomes for women living with advanced breast cancer.
Experts call for urgent measures to address discrimination against patients fleeing war or conflict zones, those with serious mental illnesses, and frail elderly patients. Guidelines for treating advanced breast cancer should prioritize patient preferences and involve multidisciplinary care teams.
Researchers identified key factors in DNA repair, revealing the 'proofreading' portion of polymerase epsilon helps prevent strand breakage. This knowledge arms scientists with ways to enhance anti-cancer drug effectiveness and develop new diagnostic methods.