A recent study has identified over 200 proteins involved in cell movement and immune system function that are implicated in ovarian cancer progression. By analyzing the proteomes of 169 ovarian cancer patients, researchers have gained new insights into the biology of the disease and potential targets for treatment.
Researchers found a strong five-gene signature in all patients who succumbed to the disease, regardless of their length of survival. The team also tested HXR9, which blocked HOX gene function, forcing cancer cells to close down and die, and found that combining it with cisplatin significantly increased cancer cell killing.
Researchers propose reducing the threshold for pre-emptive surgery on women at high risk of ovarian cancer from 10% to 4%. This could add up to 43 extra days of life expectancy if hormone replacement therapy is taken. The procedure would be cost-effective and help compensate for the lack of a reliable test.
Research suggests that patients with advanced ovarian cancer who underwent pre-surgical chemotherapy showed altered immune cells in their tumors, indicating a potential increase in effectiveness of immunotherapy after treatment. This study found evidence of activation of certain T cells and reduction of immune suppressive cells in pati...
A new fluorescent agent and imaging system guided surgeons in real-time to remove additional ovarian tumors that were not visible without fluorescence or could not be felt during surgery. This improved visualization allowed for the detection of an additional 29% of malignant lesions.
Researchers discovered that chemotherapy activates immune cells T cells within tumours, but also boosts cancer defences against immune attack. Effective immunotherapy treatments will have to block PD-L1 protein to target tumours effectively.
Researchers are developing imaging biomarkers and optical imaging tools to screen for ovarian cancer, a 'silent killer' of women. The goal is to enable early detection and save lives.
Research finds radically-altered subcellular activity in women carrying BRCA1/2 mutations, opening door to new preventative strategies and non-invasive test development. These changes were similar to those seen in ovarian cancer specimens, providing hope for reducing invasive surgery.
Researchers at Boston University School of Medicine found similarities in genetic and epigenetic alterations between breast and ovarian cancers. The study suggests that better understanding of these changes may lead to more effective chemotherapeutics and strategies to circumvent drug resistance.
Researchers discovered that immune T cells can overcome chemotherapy resistance in ovarian cancer by outsmarting fibroblasts. By boosting these immune cells, the tumor cells begin to die off, suggesting a new approach to treating ovarian cancer.
Dr. Nita Maihle is leading a national DOD initiative to support early career ovarian cancer investigators. The program aims to foster team science and improve understanding of the disease. With a focus on secretory cells that line the fallopian tubes, researchers hope to develop targeted therapies for this deadly form of cancer.
A new study by researchers at the University of Pennsylvania's Abramson Cancer Center found that testing non-breast cancer genes in high-risk women does not add clinical benefit. The study analyzed a large panel of genes and found that many variants were of uncertain significance, adding complexity to genetic counseling.
A new study published in Cell Reports identifies microRNA molecule miR551b as a promising candidate biomarker and therapeutic target for treating ovarian cancers. The research found that targeting miR551b expression could block STAT3 activity, offering potential for treating the most common and deadly form of ovarian cancer.
A Phase 1/2 clinical trial is being conducted to evaluate the combination of MedImmune's durvalumab and VentiRx's motolimod in locally advanced or recurrent ovarian cancers. The study aims to assess the safety and efficacy of the combination, with a focus on enhancing anti-tumor immune responses.
A recent study published by The Endocrine Society found that radioactive iodine treatment can impair a woman's remaining egg supply, known as ovarian reserve. Women who received high doses of radiation had significantly lower levels of anti-Müllerian hormone (AMH) after treatment.
A study presented at the 2016 USCAP Conference found that HER4 expression is associated with chemotherapy resistance and a lower survival rate in ovarian serous cancer patients. The research, led by Moffitt Cancer Center pathologists, suggests that HER4 may be a prognostic and potentially predictive marker for this type of cancer.
Researchers discover small peptides psaptides that can force tumors to regress by stimulating an anti-angiogenic response in healthy tissues. Psaptides mimic the naturally occurring human protein prosaposin, which stimulates immune cells to produce a potent anti-inflammatory protein called thrombospondin-1.
Researchers at St. Joseph's Hospital and Medical Center found that a standard front-line treatment for advanced ovarian cancer should involve every three week chemotherapy with carboplatin, paclitaxel plus bevacizumab, or weekly dose intense paclitaxel without bevacizumab
A study at The Wistar Institute revealed that Satb1 expression is required for proper immune response, but its prolonged presence drives immunosuppressive behavior. Silencing Satb1 in tumor-associated dendritic cells boosted T-cell activation and reduced inflammation.
A recent study has uncovered 9 additional genetic mutations associated with an increased risk of ovarian cancer, bringing the total to 11. Researchers found that 18% of women with ovarian cancer carried these mutations.
Researchers argue for greater support and research to help women make informed decisions about preventive mastectomies and ovary removal. The procedures can significantly reduce cancer risk but also carry risks and emotional challenges.
A study by Yale University researchers found that very few women undergo bilateral salpingectomy with ovarian conservation during hysterectomies for non-cancerous conditions. The procedure may help protect against ovarian cancer and preserve hormonal levels, but its use varies widely among hospitals across the US.
A new treatment model recommends aggressive surgery followed by targeted chemotherapy to achieve a 50% cure rate for women with advanced-stage ovarian cancer. This approach differs from current conventional treatments, which often result in a 20% survival rate.
A new algorithm assesses adnexal masses with ultrasound, identifying 89-99% of patients with ovarian cancer. The approach allows for individualized patient management and potentially levels the playing field in expert interpretation.
Researchers at KU Leuven have fine-tuned a test for ultrasound diagnosis of ovarian tumours, improving accuracy and providing exact risk assessments. The new test has been analysed in 5,000 patient cases from 22 countries and is now ready for clinical use.
A study published in the Journal of the National Cancer Institute found that women carrying an inherited BRIP1 gene fault are over three times more likely to develop ovarian cancer. The research also showed that these women tend to be diagnosed with aggressive cancers at a later age and have a higher risk of dying from the disease.
Researchers found that auranofin reduces the survival rates of ovarian cancer cells with depleted BRCA1 levels, increasing their sensitivity to the drug. This suggests auranofin's potential as a clinical treatment for ovarian cancers with BRCA1 deficiency.
A study found that women with breast cancer who received chemotherapy and triptorelin had a higher long-term probability of ovarian function recovery without affecting pregnancy rates or disease-free survival. The treatment showed modest benefits regarding potential prevention of treatment-associated infertility.
A 14-year study found that annual screening with a blood test utilizing the Risk of Ovarian Cancer Algorithm (ROCA) significantly reduced mortality from ovarian cancer, particularly in women without evidence of cancer at study entry. The results showed a 20% reduction in risk of dying from ovarian cancer.
The UKCTOCS trial found that ovarian cancer screening reduced mortality by an estimated 15-28% in the MMS group compared to no screening. Longer follow-up is needed to confirm these results and determine their cost-effectiveness.
A new study published in The Lancet found that annual blood tests for ovarian cancer screening may reduce mortality rates by up to 20%. The UK Collaborative Trial of Ovarian Cancer Screening showed a delayed effect on mortality between the screening and control arms, becoming significant after seven years.
Researchers have developed fallopian tube organoids to study female genital diseases such as infertility, inflammatory disease, and ovarian cancer. These hollow spheres can culture cells from clinical fallopian tube samples, offering a new avenue for investigating disease mechanisms and developing therapies.
A recent study published in Cancer Research reveals that obesity contributes to metastasis in ovarian cancer patients. Researchers from the University of Notre Dame found that tumor cells are better able to metastasize when grown in a high-fat environment, suggesting potential targets for dietary and therapeutic interventions.
A new study in mice successfully preserved fertility using ovarian follicles, producing live births and addressing concerns about reintroducing cancer cells. The technique could be beneficial for women with cancer who cannot afford to delay treatment.
Researchers at Kyoto University have discovered that an antibody called nivolumab may help patients with platinum-resistant ovarian cancer heal themselves by targeting the PD-1 signal. A phase II clinical trial found that most patients treated with nivolumab experienced a median overall survival of 20 months.
A new study offers insights into how ovarian cancer grows, revealing a patterned hierarchy of cancer stem cells. The research identifies a key protein, BMP2, that regulates the growth of these stem-like cells. Targeting this protein could lead to more effective therapies for ovarian cancer.
Hui Shen, a Van Andel Research Institute Assistant Professor, has received an Ovarian Cancer Research Fund award to investigate cell types that may be used to pinpoint ovarian cancer's cells of origin. Her research aims to identify epigenetic fingerprints of specific genomic regions of ovarian cancer cells and normal cells.
Researchers at Georgia Institute of Technology have identified 16 metabolite compounds that provide high accuracy in distinguishing early-stage ovarian cancer from healthy women. The study uses advanced liquid chromatography and mass spectrometry techniques coupled with machine learning algorithms.
Researchers at UCLA have found a new way to reduce painful ascites, a common condition in ovarian cancer patients. The experimental drug inhibits macrophages, immune cells that help cancer spread, making the abdominal cavity less conducive to tumor growth.
African-American women with a healthier diet, based on the Alternate Healthy Eating Index-2010 (AHEI-2010), were 34% less likely to be diagnosed with ovarian cancer. The study found that higher vegetable intake and lower intake of empty calories contributed to the reduced risk.
A study by Mayo Clinic researchers found that women with a history of oral contraceptive use have improved progression-free survival and overall survival rates compared to those who did not use the pill. The study suggests that oral contraceptives may reduce DNA mutations, leading to less aggressive ovarian cancer at a later date.
A study published in PLOS ONE found that a small dose of dexrazoxane protected ovarian function and fertility in mice after chemotherapy. The treatment also increased survival rates and reduced toxicity, providing new hope for young cancer patients.
A recent study published in International Journal of Gynecological Cancer found that protein CK5 marks ovarian cancers likely to be resistant to cisplatin. This marker could help predict and analyze platinum resistance, potentially improving treatment outcomes.
Studies show that having one child reduces the risk of certain types of ovarian cancer, such as serous, mucinous, endometrioid, and clear cell tumours. Women who have had their fallopian tubes cut or clipped also experience a lower risk of developing these cancers.
Research on biodegradable nanomedicine shows promise in selectively destroying ovarian cancer cells left behind after surgery. The technology uses nanoparticles to provide real-time imaging and phototherapy treatment during surgery, achieving complete tumor eradication in mice with no adverse effects.
PharmaMar presents new studies on the treatment of ovarian cancer using YONDELIS (trabectedin) and PM1183, showing promising results in managing recurrent cancer. The studies highlight the potential benefits of combining these therapies to improve patient outcomes.
Researchers at the University of Georgia have discovered a mechanism that could lead to better ovarian cancer treatment by targeting chemoresistance. The RGS10 protein impacts the effectiveness of chemotherapy, and manipulating its expression can improve treatment outcomes.
Researchers found that mice with BRCA1 mutations exhibited enhanced responsiveness to male scent, which stimulated their estrous cycles and ovary function. This discovery suggests a potential indirect link between sense of smell and breast, ovarian cancer risk in women carrying BRCA1 mutations.
A study of 41 Danish women who received ovarian tissue transplants found that the procedure is effective in restoring ovarian function and fertility in up to 10 years. The majority of patients (31%) became pregnant, with some even experiencing full-term pregnancies.
A study of commercially insured women found that most did not receive genetic counseling after BRCA testing, with lack of clinician recommendation being the main reason. Women who received counseling had greater knowledge and satisfaction with their test results.
A major clinical trial reports that hormone replacement therapy (HRT) is safe and may improve survival chances in women with epithelial ovarian cancer. The study followed 150 women with the common type of ovarian cancer and found that HRT did not reduce overall survival, but rather increased it.
Researchers found that adding hormonal treatment during chemotherapy reduced the risk of premature ovarian failure by 45% and increased pregnancy rates among young breast cancer patients. The use of LHRHa could be a potential standard strategy to preserve ovarian function and fertility in hormone receptor positive breast cancers.
A new study published in the New England Journal of Medicine (NEJM) has found that clomiphene citrate is a more effective treatment option than ovarian stimulation with letrozole or gonadotropins for unexplained infertility, reducing multiple gestations without lowering pregnancy rates.
Researchers at NC State University isolated possible ovarian cancer biomarkers using a highly sensitive mass spectrometry analysis. The study found that the level of biomarkers associated with ovarian cancer does not simply increase or decrease over the course of the disease, but can rise and fall during different stages.
Two studies suggest alternative prevention strategies may render surgery unnecessary for women at high risk of breast and ovarian cancer. Researchers identify a new target to decrease breast cancer risk by blocking the effects of RANKL with OPG.
Researchers found that generic heart medications, specifically nonselective beta-blockers, significantly improved overall survival among ovarian cancer patients. This is attributed to the ability of these drugs to block stress pathways involved in tumor growth and spread, with further research needed to explore their potential benefits.
Researchers at Oregon State University have made a significant advance in photodynamic therapy to combat ovarian cancer, achieving complete cancer cell elimination with no regrowth of tumors. The new approach combines existing techniques with compounds that make cancer cells vulnerable to reactive oxygen species, reducing natural defen...
A study found that screening women with suspected hereditary breast or ovarian cancer risk for additional genes provides important information for changing clinical management. Most patients with identified mutations were recommended for enhanced screening or preventive measures, and close relatives should also be screened.
A UC Davis study found that nearly one-third of ovarian cancer patients survived at least 10 years after diagnosis, contradicting the common perception of poor survival rates. The research also identified younger, earlier-stage disease and lower-risk tumor types as factors associated with longer survival.
Researchers discovered that CA125-negative tumor cells have an enhanced ability to repair their DNA and resist programmed cell death, making them dangerous. Combining chemotherapy with birinapant significantly improved disease-free survival in laboratory models of human ovarian cancer.