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Showing 251 - 300Blood Biomarkers in Abiraterone- or Enzalutamide-Resistant Prostate Cancer Tumor Cells
While searching for a noninvasive way to detect prostate cancer cells circulating in blood, Duke Cancer Institute researchers have identified some blood markers associated with tumor resistance to two common hormone therapies. In a study published by Gupta et al in Clinical Cancer Research, a team...
Decline in Circulating Tumor Cell Count and Treatment Outcome in Advanced Prostate Cancer
A drop in the number of cancer cells detected in a patient’s blood could be the best indicator yet as to whether treatment for prostate cancer is working. A new study, published by Lorente et al in European Urology, shows that a 30% decline in a patient’s numbers of circulating tumor...
HSD3B1 Allele May Be Associated With Resistance to Androgen-Deprivation Therapy and Poorer Outcome in Prostate Cancer
In a retrospective multicohort study reported in The Lancet Oncology, Hearn et al found that the inherited HSD3B1 (1245C) allele was significantly associated with resistance to androgen-deprivation therapy and poorer outcome in men with prostate cancer. HSD3B1 (1245A>C) has been linked to...
Novel MRI Technique Distinguishes Healthy Prostate Tissue From Cancer Using Zinc
A novel magnetic resonance imaging (MRI) method that detects low levels of zinc ion can help distinguish healthy prostate tissue from cancer, The University of Texas (UT) Southwestern Medical Center radiologists have determined. The findings were published by Clavijo Jordan et al in the Proceedings ...
Similar Functional Outcomes Reported With Robot-Assisted Laparoscopic and Open Radical Retropubic Prostatectomy
Robot-assisted laparoscopic prostatectomy and open radical retropubic prostatectomy yielded similar domain-specific quality-of-life or pathologic outcomes at 12 weeks in men with newly diagnosed, clinically localized prostate cancer, according to the results of a randomized phase III trial reported ...
Higher Exposure to Radical Local Treatment Linked to Lower Mortality in Men With Very High-Risk Prostate Cancer
Men with very high-risk prostate cancer treated at hospitals with a high proportion of administered radical local treatment (radiotherapy or prostatectomy) have half of the mortality risk of men who are treated at hospitals with the lowest proportions, according to a new study conducted by...
Androgen-Deprivation Therapy May Increase Mortality in African American Men With Favorable-Risk Prostate Cancer
In a retrospective study analyzing patients' medical records, researchers at Brigham and Women's Hospital (BWH) found that race significantly affected longevity by increasing the likelihood of death after receiving androgen-deprivation therapy. These findings were published by Kovtun et al in...
Sociodemographic and Clinical Predictors of Switching to Active Treatment From Observational Management in Low-Risk Prostate Cancer
Although active surveillance for patients with low-risk prostate cancer has become an increasingly acceptable strategy for disease management, many men opt for definitive therapies such as radical prostatectomy or radiation therapy. A new study of more than 2,200 patients with low-risk prostate...
Patients With Low-Risk Prostate Cancer on Active Surveillance Experience Good Quality of Life
Active surveillance has become an increasingly important alternative to surgery, chemotherapy, or radiation treatment for men diagnosed with low-risk prostate cancer. However, what is the impact of active surveillance on health-related quality of life in patients selected or opting for this...
Early Evidence of Anti–PD-1 Activity in Enzalutamide-Resistant Prostate Cancer
Restoring tumor-specific immunity is a treatment strategy that works well in melanoma and lung cancer patients. Now a new study out of the Oregon Health & Science University (OSHU) Knight Cancer Institute is reviving hope that the approach also may help men with life-threatening prostate...
PET/MRI: A One-Stop Imaging Test to Detect Prostate Cancer?
A University of Michigan study published by Piert et al in The Journal of Nuclear Medicine reported that the addition of molecular imaging based on F-18-choline positron-emission tomography (PET) improves the identification of significant prostate cancer over multiparametric prostate magnetic...
SNMMI 2016: PET/CT Imaging of Prostate Cancer With Specific Agent May Be an Accurate Prebiopsy/Preoperative Guide
With surgical removal at the frontline of defense against prostate cancer, oncologists are considering prostate-specific molecular imaging at the point of initial biopsy and preoperative planning to root out the full extent of disease, researchers showed at the 2016 Annual Meeting of the Society of ...
Toni K. Choueiri, MD, and Paul L. Nguyen, MD, on Prostate Cancer: Expert Perspectives on Four Studies
Toni K. Choueiri, MD, and Paul L. Nguyen, MD, both of the Dana-Farber Cancer Institute, discuss four key studies on high- and intermediate-risk prostate cancer, as well as localized disease (Abstracts 5001, 5003, 5023, and 5021).
Celestia S. Higano, MD, and Chris Parker, MD, on the PROMIS Study of Elevated PSA
Celestia S. Higano, MD, of the University of Washington, and Chris Parker, MD, of the Royal Marsden Hospital, discuss findings from this confirmatory study evaluating the accuracy of MRI and TRUS biopsy in men with an elevated PSA (Abstract 5000).
A. Oliver Sartor, MD, and Celestia S. Higano, MD, on Findings of the FIRSTANA Trial in Prostate Cancer
A. Oliver Sartor, MD, of Tulane University, and Celestia S. Higano, MD, of the University of Washington, discuss findings from this phase III study on cabazitaxel vs docetaxel in chemotherapy-naive patients with metastatic castration-resistant prostate cancer (Abstract 5006).
FDA Approves New Diagnostic Imaging Agent to Detect Recurrent Prostate Cancer
On May 27, the U.S. Food and Drug Administration (FDA) approved fluciclovine F-18 (Axumin), a radioactive diagnostic agent for injection. Fluciclovine F-18 is indicated for positron-emission tomography (PET) imaging in men with suspected prostate cancer recurrence based on elevated...
AUA 2016: IsoPSA, a Novel, Structure-Based Biomarker Test for Prostate Cancer, Explored in a Multicenter Prospective Trial
A promising new test is detecting prostate cancer more precisely than current tests by identifying molecular changes in the prostate-specific antigen (PSA) protein, according to Cleveland Clinic research presented at the 111th Annual Scientific Meeting of the American Urological Association (AUA)...
AUA 2016: Relationship Between Testosterone Therapy and Prostate Cancer Explored
Men with low levels of the male sex hormone testosterone need not fear that testosterone replacement therapy will increase their risk of prostate cancer. This is the finding of an analysis of more than a quarter-million medical records of mostly white men in Sweden, research led by investigators at ...
AUA 2016: Cell-Cycle Progression Score Provides Significant Prognostic Information in Patients With Gleason Score < 7
Myriad Genetics announced results from a study of the prognostic information provided by its Prolaris test in patients with prostate cancer and a Gleason score < 7 at the 111th Annual Scientific Meeting of the American Urological Association (AUA) (Abstract MP02-20). Prolaris is a novel 46-gene ...
AUA 2016: BRCA Gene Mutations Associated With Increased Prostate Cancer Risk
Though predominantly known for their increased associations with breast cancer risk, germline mutations in the BRCA1 and BRCA2 genes are also associated with an increased susceptibility to other diseases, including prostate cancer. New data being presented during the 111th Annual Scientific Meeting ...
AUA 2016: Adjuvant Chemotherapy After Radical Prostatectomy May Benefit Men at High Risk for Relapse
Not all men with prostate cancer benefit from adjuvant chemotherapy after radical prostatectomy; however, African American men and men with a higher tumor stage may, according to a new U.S. Department of Veterans Affairs (VA) study (Abstract PI LBA 06) featured at the 111th Annual Scientific...
Stereotactic Body Radiation Therapy May Offer a Higher Cure Rate in Prostate Cancer Than More Traditional Approaches
A 5-year study published by Hannan et al in the European Journal of Cancer showed that stereotactic body radiation therapy (SBRT) to treat prostate cancer offers a higher cure rate than more traditional approaches, according to researchers at UT Southwestern Medical Center Harold C. Simmons...
Preclinical Studies Show Many Androgen-Deprivation Therapies May Suppress Adaptive Immune Responses
Prostate cancer patients and their doctors may want to think twice about the best timing for chemotherapy or radiation therapy in conjunction with a common nonsurgical treatment, based on international research findings led by UT Southwestern Medical Center investigators. Researchers using mouse...
Widely Cited Prostate-Specific Antigen Screening Publications Influence Biopsy Rates and Associated Complications
While absolute rates of biopsy and postbiopsy complications have decreased following several benchmark prostate-specific antigen (PSA) screening publications, the relative risk for each patient continues to increase, according to a new study by Mayo Clinic researchers. The study is the largest to...
Study Links Normal Stem Cells to Aggressive Prostate Cancer
A study that revealed new findings about prostate cells may point to future strategies for treating aggressive and therapy-resistant forms of prostate cancer. The study proved that the prostate basal cell layer contains adult stem cells, which possess a unique gene-expression profile resembling the ...
Light Reflectance Technique May Improve Ability to Remove Prostate Cancer During Surgery
Researchers at UT Southwestern Medical Center have determined that light reflectance spectroscopy can differentiate between malignant and benign prostate tissue with 85% accuracy, a finding that may lead to real-time tissue analysis during prostate cancer surgery. These findings were reported...
ASCO Endorses Cancer Care Ontario Guideline on Active Surveillance for Management of Localized Prostate Cancer
As reported by Ronald C. Chen, MD, MPH, of the University of North Carolina at Chapel Hill, and colleagues in the Journal of Clinical Oncology, ASCO has endorsed, with qualifications, the 2015 Cancer Care Ontario (CCO) guideline on active surveillance for management of localized prostate cancer....
Derek Raghavan, MD, PhD: Roundup of Clinical Trial Results on Genitourinary Cancers
Derek Raghavan, MD, PhD, of the Levine Cancer Institute, gives his insights into key genitourinary cancer clinical trials presented at the 2015 ASCO Annual Meeting and his thoughts on where the research is headed.
Nicholas David James, MD, PhD, and Celestia S. Higano, MD, on Results From the STAMPEDE Trial on Hormone-Naive Prostate Cancer
Celestia S. Higano, MD, of the University of Washington, and Nicholas David James, MD, PhD, of Warwick Medical School, discuss data showing improvements in survival from adding docetaxel in men starting long-term hormone therapy for the first time (Abstract 5001).
Howard M. Sandler, MD, and Christopher Sweeney, MBBS, on Results of the RTOG 0521 Trial on Localized, High-Risk Prostate Cancer
Christopher Sweeney, MBBS, of Dana-Farber Cancer Institute, and Howard M. Sandler, MD, of Cedars-Sinai Medical Center, discuss the improvement of overall survival with the use of adjuvant chemotherapy following androgen suppression and radiotherapy (Abstract LBA5002).
Christian Carrie, MD, and Celestia S. Higano, MD, on Results of the GETUG-AFU 16 Trial on Prostate Cancer
Christian Carrie, MD, of Centre Léon Bérard, and Celestia S. Higano, MD, of the University of Washington, discuss short hormonal therapy and radiotherapy as salvage treatment for relapse after radical prostatectomy (Abstract 5006).
Howard I. Scher, MD, on the Prostate Cancer Working Group 3 Consensus
Howard I. Scher, MD, of Memorial Sloan Kettering Cancer Center, discusses the updated criteria that will guide clinical trial design and conduct for therapeutics being tested in castration-resistant prostate cancer (Abstract 5000).
Howard M. Sandler, MD, Summarizes Results of the RTOG 0521 Trial on Localized, High-Risk Prostate Cancer
Howard M. Sandler, MD, of Cedars-Sinai Medical Center discusses the improvement of overall survival with the use of adjuvant chemotherapy following androgen suppression and radiotherapy (Abstract LBA5002).
Christopher Sweeney, MBBS, Summarizes the ENZAMET and ENZARAD Trials for Prostate Cancer
Christopher Sweeney, MBBS, of Dana-Farber Cancer Institute discusses the EnzaMet and EnzaRad study designs, eligibility requirements, and endpoints (Abstracts TPS5077 and TPS5078).
GU Symposium 2016: Even After Antiandrogen Therapy, Docetaxel Remains Useful in Prostate Cancer
A study presented at the 2016 Genitourinary Cancers Symposium showed that 40% of patients with metastatic castration-resistant prostate cancer treated with docetaxel following abiraterone (Zytiga) had at least a 50% reduction in prostate-specific antigen (PSA), demonstrating the activity of...
GU Symposium 2016: New Blood Test Technology Shows Promise for Guiding Prostate Cancer Treatment Decisions
An early study suggests that an experimental blood test may help guide individualized decisions on the most appropriate treatments for patients with prostate cancer. The new noninvasive “liquid biopsy” scans the entire landscape of different kinds of cancer cells in blood and analyzes...
GU Symposium 2016: Regular Aspirin Use May Reduce Risk of Dying From Prostate Cancer
A large observational study has found that men who take aspirin regularly may have a lower risk of dying from prostate cancer. Men who took aspirin regularly after their prostate cancer diagnosis were less likely to die from the disease. However, aspirin did not affect the overall incidence of...
David Penson, MD, MPH, Receives $2 Million Research Award to Study Prostate Cancer
David Penson, MD, MPH, Professor of Urologic Surgery, Vanderbilt University Medical Center, Nashville, has received a $2 million research award from the Patient-Centered Outcomes Research Institute to study localized prostate cancer. Dr. Penson is also Director of the Vanderbilt Center for Surgical ...
California Stem Cell Agency Awards More than $40 Million in New Research Grants, including Funds for Prostate Cancer Research
The California Institute for Regenerative Medicine recently announced approval by the agency’s governing Board, the Independent Citizens Oversight Committee, of $40 million in funding for researchers at 10 institutions as part of its Early Translational IV Research awards. Among the institutions...
Drew Pinsky, MD, Elected to Prostate Cancer Foundation Board of Directors
The Prostate Cancer Foundation has announced that Drew Pinsky, MD, has been elected to the Foundation’s Board of Directors. Dr. Pinsky, a cancer survivor, is a Practicing Physician and a Member of the Staff of Huntington Memorial Hospital in Pasadena, California. He is also Assistant Clinical...
Peter Carroll, MD, MPH, Receives Grant for Early Detection of Prostate Cancer
The ZERO Cancer Research Fund has awarded the Jim Lafferty Memorial Research Grant in the amount of $45,000 to Peter Carroll, MD, MPH, of the University of California San Francisco, for the purpose of researching new and improved methods for early detection of prostate cancer. The grant is part of...
New ‘Condensed’ Grading System Shown to Be Accurate for Predicting Prostate Cancer Outcomes
Using information gleaned from more than 20,000 men, researchers at Johns Hopkins have affirmed the value of their alternative system for assessing the likelihood of growth and spread of prostate cancer. The new grading system, they said, is not only easier to use and understand, but also more...
Repeating Abnormal PSA Tests Reduces Number of Unnecessary Biopsies
For more than 20 years, the prostate-specific antigen (PSA) test has been used to help screen for prostate cancer. However, in recent years, some task forces have called for this blood test to be abandoned because it leads to many unnecessary biopsies. Now, a new study from The Ottawa Hospital and...
Study Shows Abiraterone Acetate Is Useful Even in the Most Aggressive Prostate Cancers
In 1,048 prostate cancer patients previously treated with docetaxel, and 996 metastatic, castration-resistant patients, treatment with the androgen-lowering drug abiraterone acetate (Zytiga) led to longer overall disease control, even when a very high Gleason score indicated especially aggressive...
Majority of Men Who Forgo Aggressive Treatment for Prostate Cancer Are Not Monitored Appropriately
An increasing number of men diagnosed with low-risk prostate cancer are opting for active surveillance rather than aggressive treatment to avoid the debilitating potential side effects of surgery and radiation, such as erectile and urinary dysfunction. However, a new study by University of...
Vigorous Exercise and Healthy Habits May Dramatically Reduce Chance of Lethal Prostate Cancer for Men Over 60
A study that tracked tens of thousands of middle-aged and older men for more than 20 years has found that vigorous exercise and other healthy lifestyle habits may cut their chances of developing a lethal type of prostate cancer by up to 68%. While most prostate cancers are clinically indolent, a...
Two Studies Find Protein May Inhibit Prostate Cancer Bone Metastasis
Scientists from Lawrence Livermore National Laboratory (LLNL), in collaboration with researchers from University of California Merced and Davis, have found that a secreted protein predominantly expressed in bone inhibits prostate cancer metastasis to bone. Their research was published recently by...
Yoga Helps Maintain Quality of Life, May Lessen Side Effects in Men Undergoing Prostate Cancer Treatment
Men with prostate cancer who are undergoing radiation therapy can benefit from yoga, researchers at the Perelman School of Medicine at the University of Pennsylvania reported at the Society for Integrative Oncology’s 12th International Conference. The new, first-of-its-kind study, led...
Study Shows Wide Variation in Costs to Treat Low-Risk Prostate Cancer
University of California, Los Angeles (UCLA) researchers have described costs across the entire care process for low-risk prostate cancer—from the time a patient checks in for his first appointment to his post-treatment follow-up testing—using time-driven activity-based costing. For the ...
ASTRO 2015: The Addition of 24 Months of Daily Antiandrogen Therapy Improves Overall Survival Following Recurrence After a Radical Prostatectomy
Prostate cancer patients who face recurrence after radical prostatectomy have better overall survival rates with a combination of salvage radiation therapy and 24 months of antiandrogen therapy than with radiation therapy alone, according to research (Abstract LBA5) presented by Shipley et al on...
