Articles tagged with Ovarian Cancer
MSU scientists have discovered a protein called TPPP3 that helps ovarian cancer cells withstand chemotherapy. Removing this protein restores the drug's effectiveness, suggesting a new approach to overcoming resistance. This breakthrough has implications for improving existing treatments and may lead to new therapeutic strategies.
Researchers developed a nanowire device that selectively captures cancer-related extracellular vesicles from the blood serum of ovarian cancer patients. The technology uses high-performance zinc oxide nanowires and achieves efficient capture of cancer biomarkers with minimal physical burden on patients.
Rice University has received a $2 million CPRIT award to advance cancer research, including new studies in immunotherapy and ovarian cancer. The funding will support the expansion of the Genetic Design and Engineering Center, which provides a centralized hub for DNA tools used in cancer research.
A study of over 229,000 obese adults without diabetes found that weight loss drugs, such as semaglutide and tirzepatide, were associated with a 41% decrease in the overall risk of developing obesity-related cancers. GLP-1 RAs also showed larger reductions in certain subgroups, including men and gynaecologic cancers.
Researchers at The Wistar Institute and Temple University have identified a metabolic target that can help overcome chemotherapy resistance in ovarian cancer. Elevated alpha-ketoglutarate activates an enzyme called TMLHE, which drives carnitine production and loosens the DNA-histone complex, allowing cells to access and fix damaged DNA.
Researchers discovered that overproduction of a DNA repair protein creates DNA damage mimicking BRCA mutations, which may respond to targeted treatments. Tumors with high levels of EXO1 protein exhibit characteristics similar to BRCA-mutant cells, suggesting personalized therapies could be effective.
Researchers found that a common asthma drug can help fight aggressive cancers by blocking the CysLTR1 molecule. The study used mouse models and human tissue samples to demonstrate its potential in treating triple-negative breast cancer and other tough tumors.
Dr. Sandra Orsulic has received two federal awards totaling nearly $2 million to advance research aimed at improving outcomes for women with ovarian cancer. Her team will examine the body's inflammatory response after surgery and develop AI-powered tools to guide personalized treatment.
A new study found that a fluid surrounding many ovarian tumors, known as ascites, helps cancer cells survive and spread. Researchers discovered that a decades-old cholesterol drug, bezafibrate, can disrupt this protection by altering fat storage and iron control, making cancer cells more vulnerable to existing treatments.
A new review highlights the emotional, physical, and financial challenges faced by caregivers of women living with ovarian cancer. Caregivers experience anxiety, depression, grief, and burnout, alongside practical barriers such as financial hardship and limited communication with healthcare providers.
Researchers found that melatonin increased vascularization and reduced apoptosis in ovarian grafts, improving their viability. The study used an absorbable sponge to apply melatonin to autologous ovarian tissue transplants in rats, revealing its potential as a treatment option for fertility preservation in young cancer patients.
Cancer cases are on the rise among younger adults in England, with a significant increase in bowel and ovarian cancer rates. The study found that excess weight is a key contributor, but it's unlikely to fully explain this trend, as trends in risk factors such as smoking and diet have been stable or improving over the past decade.
A rare case of mucinous ovarian carcinoma was reported in a postmenopausal woman, initially misdiagnosed as a pelvic abscess due to nonspecific symptoms and radiologic features. The diagnosis was confirmed after advanced imaging and tumor marker assessment. Early recognition is crucial for timely diagnosis and effective treatment of th...
The KIR-CAR T cell therapy has shown promising results in a Phase I clinical trial, demonstrating safety and increasing efficacy with higher doses. The treatment targets mesothelin, widely expressed on several solid tumor cancers, and limits side effects through its natural 'on-off' mechanism.
A phase I clinical trial found that QLS5132 demonstrated an objective response rate of 50% and a disease control rate of 94.4% in patients with late-stage, platinum-resistant ovarian cancer. The study also showed a favorable safety profile for the treatment.
Ovarian cancer cells induce adipose tissue dysfunction and ADSC senescence, creating favorable conditions for tumor metastasis. Targeting senescent ADSCs with dasatinib plus quercetin or resveratrol achieves remarkable efficacy in delaying tumor progression and reducing metastases.
ISM6200 is a potent, potentially best-in-class preclinical candidate targeting NR3C1 for the treatment of ovarian cancer, Hypercortisolism (Cushing’s Syndrome), and other disorders related to excess cortisol. The molecule demonstrates low DDI risks and higher in vivo efficacy across multiple animal models.
A redesigned endoscope, called CAFE, offers a new way to detect early signs of ovarian cancer by combining high-resolution imaging with gentle cell collection. The device successfully imaged fallopian tube tissue and collected large numbers of epithelial cells, suggesting its potential for earlier disease detection.
A study of over 2,300 North Carolina women with ovarian cancer found that both quick and delayed diagnoses had worse survival rates than those diagnosed in the middle. Considering patient severity may improve outcomes for some symptomatic patients.
A novel method for monitoring on-treatment disease burden in high-grade serous ovarian cancer uses tumor-informed breakpoints-spanning ddPCR, detecting superior sensitivity and specificity compared to real-time PCR. The approach may enable sensitive and specific detection of minimal residual disease and early relapse detection.
Researchers mapped PARP inhibitors' distribution using advanced imaging techniques and patient ovarian tumour samples, revealing that build-up of drugs in lysosomes can trap and release certain drugs over time. This mechanism increases exposure to cancer cells, leading to variable treatment responses.
Researchers at UC San Diego discover a new way to re-educate the immune system to attack ovarian cancer tumors by blocking protein FAK. The study offers hope for developing better treatments by turning the tumor environment from immune-suppressing to immune-activating.
A new study demonstrates that blocking a signaling protein called FAK helps mobilize an anti-tumor immune response, allowing tumor-fighting cells to approach tumors and shift the behavior of other immune cells to work against them. This approach achieved the best effects on immune cell recruitment, tumor size reduction, and survival ti...
The novel approach outperforms standard CAR-T cell therapy in preclinical studies using mouse models of glioblastoma and ovarian cancer. Armored CAR-T cells eliminate tumors, reshape the tumor environment, and boost immune-cell activity.
Researchers at Linköping University have developed an AI-boosted electronic nose that can detect ovarian cancer from blood plasma samples with high accuracy. The method uses machine learning to identify patterns specific to the disease, making it a promising tool for early detection and improved survival rates.
A Phase II study presents significant overall survival benefits for women with platinum-resistant ovarian cancer treated with elenagen plus gemcitabine. Longer exposure to elenagen correlates with longer survival after treatment discontinuation, suggesting a fundamentally different therapeutic approach.
Ovarian cancer cells recruit protective mesothelial cells in abdominal fluid to form hybrid cell clusters that resist chemotherapy. These clusters use spike-like structures called invadopodia to invade surrounding tissue. The discovery opens new treatment possibilities and could help doctors monitor disease progression.
A new study confirms that opportunistic salpingectomy (OS), which involves removing fallopian tubes during hysterectomy or tubal ligation, reduces the risk of serous ovarian cancer by nearly 80%. The procedure leaves ovaries intact, preserving hormone production and minimizing side effects.
A study published in JAMA found that salpingectomy significantly lowers the risk of developing tubo-ovarian carcinoma. The procedure, typically performed during unrelated pelvic or abdominal surgery, is now recommended as a preventive measure for eligible women.
Researchers developed an AI tool called ONCO-ACS to predict the risk of secondary heart attacks in cancer patients after a heart attack. The tool combines cancer-related factors with standard clinical data to provide reliable information for doctors to balance treatment benefits and harms.
Five IIT researchers receive Proof-of-Concept grants to develop innovative health technologies, including a smart microscope and edible pills. These projects aim to tackle cancer, dyslexia, and diagnostics with cutting-edge technologies like quantum computing and near-infrared photonic chips.
Melanie Rutkowski's pioneering research may lead to novel immunotherapy treatments for ovarian cancer by understanding how faulty cellular signaling interacts with the microbiome. The grant aims to enhance immune system's ability to kill cancer cells and improve patient outcomes.
Researchers found that ovarian cancer transforms the omentum into an environment that favors tumor spread. The study analyzed tissue samples from 15 patients and created a cell atlas of the omentum in diseased and healthy states.
A new study validates OVCAR3 as a reliable model for high-grade serous ovarian carcinoma, providing insights into disease behavior and potential therapeutic targets. The research also explores the effects of repurposed drugs on ovarian cancer cells, revealing promising results for treatment responses.
UT Health San Antonio received $3 million in CPRIT grants to expand access to preventive salpingectomy, test novel methods to prevent liver cancer, and advance treatment for therapy-resistant metastatic breast cancer. These projects aim to improve cancer prevention, diagnosis, and treatment in South Texas.
Studies show that patients with advanced ovarian and metastatic breast cancer dedicate approximately 7 hours per week to cancer-related tasks. Most participants report performing these tasks daily, impacting their time burden. The use of a mobile app facilitated the collection of detailed time-use data.
Lab studies found that a combination of THC and CBD kills ovarian cancer cells without harming healthy cells. The compounds may prevent metastasis and have minimal toxic effects, making them a promising alternative to current treatments.
Sofetabart mipitecan, a novel ADC targeting folate receptor alpha, shows robust clinical activity in patients with platinum-resistant ovarian cancer. The GOG-3133/ FRAmework-01 phase 3 study aims to expand treatment options for recurrent ovarian cancer and address the need for more effective therapies.
Researchers at CU Anschutz have discovered a novel therapy combination to offer new hope to ovarian cancer patients who do not respond to existing treatments. The combination of a PARP inhibitor and SM08502 boosts the effectiveness of treatment, even for patients resistant to PARP inhibitors.
A UTEP research team found that Claudin-4, a protein increasing in ovarian cancer, may help tumors survive and hide from the immune system. Targeting Claudin-4 with a peptide and PARP inhibitor slows tumor growth and enhances the immune system's ability to fight cancer.
Researchers have identified a protein complex that drives T cell exhaustion in tumors and show that disrupting it can revive exhausted anti-tumor CTLs. The study's findings offer new hope for improving the efficacy of cancer immunotherapy.
Australian scientists have developed a new blood test that can identify women with ovarian cancer more likely to benefit from PARP inhibitor therapy, offering hope for more effective treatment. The test measures immune biomarkers and predicts which patients will respond to treatment.
MIT researchers have developed new nanoparticles that deliver the immune-stimulating molecule IL-12 directly to ovarian tumors, eliciting a strong response and clearing tumors in over 80% of mice. This treatment combines with checkpoint inhibitors to launch an attack on cancer cells without causing side effects.
Scientists have identified a new biomarker, F2R, which could improve ovarian cancer diagnosis and treatment. Elevated F2R levels are associated with shorter life spans, making it a valuable prognostic indicator.
Black and Asian patients were underrepresented in clinical trials, leading to worse survival outcomes compared to white counterparts, despite similar progression-free survival rates. Equitable enrollment is crucial for access to cutting-edge treatments and long-term equity in cancer care.
A major study of breast, cervical, and ovarian cancers found significant inequalities in global care, with many low- and middle-income countries (LMICs) diagnosing cancer at a later stage. Surgery was offered consistently, but treatment consistency varied, with LMICs often choosing mastectomy over breast-conserving surgery.
Researchers engineered CAR T cells to produce a fusion of IL-12 cytokine and a PD-L1 blocker, boosting immune activity against solid tumors. The modified cells were found to be highly effective in shrinking ovarian and prostate tumors while minimizing side effects.
MSK researchers have developed a new method to study treatment resistance in high-grade serous ovarian cancer. By analyzing blood samples from 18 patients, they identified subpopulations of cancer cells with distinctive genetic features that contribute to recurrence. This approach may help develop targeted treatments for specific vulne...
The loss of Trp53 leads to more aggressive tumor growth and weaker immune responses in ovarian cancer. Researchers developed a mouse model that mimics human HGSC, showing how the disease progresses and evades the immune system.
Researchers identified NBL1 as a key driver of ovarian cancer metastasis through its activation of the Jak/Stat3 pathway. NBL1 expression levels strongly correlated with advanced clinical stage and poor survival outcomes.
Armida Labs will use the funding to advance preclinical studies of Targefrin, a potential clinical candidate for pancreatic and other cancers. The grant aims to develop an anti-metastatic agent that targets the EphA2 protein, which drives cancer cell invasion and metastasis.
Researchers developed Ovatools, a tool combining blood test results and age to identify women at higher risk of ovarian cancer. The approach is accurate for women over 50 and represents good value for the NHS, detecting more cancers earlier while remaining within affordability thresholds.
A retrospective cohort study found that GLP-1 receptor agonists may reduce overall cancer risk, including lower risks of endometrial and ovarian cancers, among patients with obesity or overweight. However, these medications may also increase the risk of kidney cancer, highlighting the need for longer-term follow-up.
A 36-year-old woman was diagnosed with non-gestational ovarian choriocarcinoma, a rare and aggressive tumor that shares symptoms with pregnancy. She received chemotherapy and showed complete response to treatment.
Researchers identify three tumor-reactive T cell subpopulations that exhibit selective expansion in ovarian cancer patients. CD8+ TCF7-expressing Tpex cells demonstrate self-renewal capacity and generate stem-like progenies, which may enhance persistence and specificity in current TIL therapy.
A significant proportion of patients with high-grade serous ovarian cancer missed genetic testing and surgical prevention opportunities due to limited effective screening options and treatment limitations. The study emphasizes the importance of addressing these gaps to eradicate this aggressive form of ovarian cancer.