A multi-center study analyzing 2,056 prostate cancer patients found that metastatic disease carries a significant mortality rate and incurs substantial healthcare expenses. Patients with metastatic disease had ten times the death rate of those with localized disease, with $13,650 more in annual healthcare costs.
Researchers discovered that specific p53 mutations facilitate androgen-independent growth in human prostate cells, while another gene, Id-1, promotes tumor aggressiveness. These findings could lead to new therapeutic strategies for hormone-independent prostate cancer.
Researchers discovered a link between genetic markers and prostate cancer spread in African-American men. The study found that the ratio of MMP to E-cadherin accurately predicted cancer metastasis.
A $10 million grant will fund a new prostate cancer research consortium led by Emory University, comprising 13 universities from eight states. The consortium aims to identify new therapeutic targets for advanced prostate cancer treatment.
A study at Johns Hopkins Medicine found that IVF births are associated with a higher incidence of exstrophy-epispadias complex, a rare birth defect affecting the bladder, pelvic bones, and genitals. Researchers estimate the risk is up to 7.3 times more common in IVF children compared to the general population.
A study found that 11C-Choline PET scans were more sensitive in detecting pelvic lymph node tumors and accurately staged their development, with an overall accuracy of 93%. This technique shows promise as a safe, non-invasive method for prostate cancer patients
Researchers found that genistein exposure during pregnancy and lactation can lead to smaller testes and larger prostates in male offspring, as well as lower testosterone levels and decreased fertility. The study suggests potential long-term detrimental effects on male reproductive development, warranting further investigation.
A UCLA study found substantial evidence that surgeon experience is associated with lower complication rates in radical prostatectomy. Low-volume surgeons had twice the in-hospital complication rate of high-volume surgeons, and their patients were hospitalized one day longer on average.
A study by UCSF researchers reveals that the human gene BOULE regulates meiosis in sperm development, a key step in creating sperm and eggs. The finding has significant implications for understanding infertility and developing new treatments, including drugs to assist immature sperm cells or block sperm maturation.
A new gene therapy approach has been shown to virtually eliminate cancerous tumors in mice by boosting their immune systems. The treatment, which blocks a key immunosuppressor called TGF-beta, resulted in 70-80% survival rates in mice with melanoma and prostate cancer.
A recent study reveals that sperm in men older than 35 show more DNA damage, which could be passed on to offspring. The researchers found that older men have lower motility and more damaged DNA, with fewer apoptotic cells, indicating a decline in the ability of sperm to eliminate damaged cells.
Researchers found that a flaxseed-rich diet inhibited tumor growth and reduced aggression in genetically engineered mice. The study suggests that lignans in flaxseed could play a role in inhibiting prostate cancer progression by influencing estrogen and testosterone metabolism.
The UCLA SPORE will focus on identifying new molecular targets for therapies and investigating nutritional strategies to prevent prostate cancer. Researchers will work together to develop targeted therapies that focus on what is broken in the cancer cell.
Children with Attention Deficit Hyperactivity Disorder (ADHD) are more likely to experience bedwetting and bowel problems, according to a study published at the American Academy of Pediatrics annual meeting. The researchers found that a computerized feedback technique significantly reduced these issues in children without ADHD.
Researchers at Boston Children's Hospital present findings on using amniotic fluid cells for tissue engineering, reducing complications in fetal biopsy. The hospital also highlights concerns about children's health in the event of a bioterrorism attack and environmental factors affecting school-going children.
Researchers found that EZH2 expression was significantly higher in metastatic prostate cancer tissue compared to localized prostate cancer. A future test for high levels of EZH2 protein could serve as a red flag for physicians to identify men with the most aggressive form of the disease.
The University of Pittsburgh Cancer Institute has discovered three proteins present in liver tissue from colon cancer patients that are not found in normal liver tissue. The findings hold promise for developing a more sensitive tumor marker for early detection and predicting potential recurrence.
The initiative involves over 50 investigators in Seattle and Vancouver, B.C., aiming to develop improved therapies for men with recurrent or advanced disease. Prostate cancer affects one in six men, with an estimated 189,000 diagnoses this year and 30,200 deaths.
Researchers have identified a genetic link between macrophage scavenger receptor-1 (MSR1) and increased risk of prostate cancer. MSR1 mutations were found in approximately 12.5% of African American men with prostate cancer, compared to 1.8% without the disease.
Researchers engineered a virus to target prostate-specific antigen, appearing as 'hot spots' in primary tumors and distant metastases. This method could deliver toxic treatments directly to prostate cancer cells, killing them while sparing surrounding healthy tissue.
Researchers will examine genes responsible for prostate cancer growth and identify potential diagnostic markers and therapeutic targets. The study aims to understand why prostate cancer spreads into bones, leading to a better understanding of this disease and potential treatments.
A new study by Columbia University Irving Medical Center reveals significant differences in PSA (Prostate-Specific Antigen) and PSAD (Prostate-Specific Antigen Density) test measurements between Caucasian and Hispanic men. The study found that while PSAD can accurately predict cancer risk in Caucasians, it is less effective in Hispanic...
Combination therapy of finasteride and doxazosin significantly reduces BPH progression, urinary retention, and invasive treatments. Finasteride reduces prostate size, providing long-lasting symptom relief.
Researchers discovered a set of 511 genes that distinguish four groups of patients with benign prostatic hyperplasia (BPH), including those with symptoms and cancer. The findings suggest a potential link between BPH and prostate cancer, as well as a genetic 'field effect' in individuals with prostate cancer.
In a study, 50 patients with various voiding dysfunctions reported a 82% decrease or absence of incontinence after Botox injections. The treatment alleviated symptoms for approximately six months without long-term complications. Overactive bladder affects 17 million Americans, causing significant quality-of-life issues.
A nationwide study of over 1,500 Hispanic, white, and black men found that erectile dysfunction (ED) affects approximately 20% of Hispanic men, 22% of whites, and 24% of blacks. The study also revealed a strong link between ED and cardiovascular disease, as well as diabetes.
Researchers at the University of Pittsburgh School of Medicine have developed a promising new therapy for urinary incontinence using muscle-derived cells. The therapy, which uses genetically engineered muscle cells to replace damaged bladder muscles, shows long-term effectiveness in improving bladder function.
Hopkins researchers identified a nine-fold increase in expression of the AMACR gene in prostate cancers, making it a promising early marker and potential drug target. Overexpression patterns were also found in precancerous lesions, highlighting the gene's potential for non-invasive detection and prevention.
Researchers have identified a molecular mechanism that controls a 'failsafe' device in endothelial cells, which marks them for apoptosis and blocks abnormal new blood vessel growth. This discovery may lead to the design of new anti-angiogenic drugs or improved existing treatments.
Researchers are developing a new method to improve the diagnosis of prostate cancer by using contrast-enhanced ultrasound. The study aims to identify areas in the prostate with more blood vessels, allowing for targeted biopsies and potentially reducing the number of unnecessary procedures.
Hopkins scientists advance understanding of penile erection by showing how blood vessels continuously produce nitric oxide to maintain an erection over time. The discovery offers new insights into the complex physiology of erection and potential applications for treating erectile dysfunction.
Late-stage prostate cancer unresponsive to hormone therapy due to hypermethylation of estrogen receptor genes. A new study suggests that demethylating agents could restore effectiveness of hormone therapy by reversing methylation.
A new PET tracer, 11C-acetate, has been found to detect prostate cancer earlier and more accurately than 18F-FDG PET. This breakthrough may enable the detection of cancers that are currently undetectable by conventional methods.
A diagnostic scan called capromab pendetide immunoscintigraphy can detect recurrent disease if it is localized to the area of prior prostate surgery or has spread to other parts of the body. The study found that this imaging tool is more sensitive than CT and bone scans in identifying the site and extent of disease recurrence.
A new study finds that prostate-specific antigen (PSA) is clinically unreliable for diagnosing prostate cancer, with low levels not meaningfully related to the disease. Prostate cancer is being over-diagnosed and over-treated due to a misconception about PSA's role in the disease.
A new prostate cancer vaccine developed at Duke University Medical Center has shown promising results, boosting the patient's immune system to fight cancer. The vaccine, made from the patient's own dendritic cells, causes no adverse side effects and activates T cell responses against tumor cells.
The Selenium and Vitamin E Cancer Prevention Trial, or SELECT, is the largest-ever clinical trial for prostate cancer prevention. The study aims to investigate whether taking selenium and vitamin E supplements can prevent prostate cancer in men of all races and ethnic backgrounds.
Researchers at Johns Hopkins Medicine found that bladder exstrophy causes more extensive pelvic girdle bone defects than previously known. The study reveals an outward flare of the hip bone and rotation of the entire pelvic girdle, impacting surgeons' understanding of these defects.
A study by Northwestern University researchers found that men who smoke are more likely to experience erectile dysfunction due to the negative effects of smoking on blood vessels. The prevalence of erectile dysfunction in former smokers was similar to that of never-smokers, highlighting the long-term risks of tobacco use.
A study by Stanford University urologist James D. Brooks confirms a direct connection between selenium and reduced risk of prostate cancer, particularly among older men with lower blood levels of the essential mineral.
Researchers at Johns Hopkins have developed a potential new screening test for prostate cancer by measuring the level of GSTP1 methylation in tissue samples. High levels of methylation were detected in 91.3% of early-stage cancers and 53.6% of precancerous lesions, suggesting its potential as an early diagnostic marker.
Prostate cancer screening is a contentious issue due to its potential impact on quality of life and the need for well-informed decision-making. The article highlights the limitations of current research, including the lack of data on risk-benefit analysis and the importance of avoiding unnecessary anxiety and treatment.
The rate of prostate cancer diagnosis has increased significantly, with only 3-5% of newly diagnosed patients having advanced disease. However, the impact of this shift on mortality rates is uncertain, as PSA screening can lead to over-treatment and unnecessary aggressive treatment.
Exisulind, a new selective apoptotic anti-neoplastic drug, delays disease progression in men with recurrent prostate cancer by slowing the rise of PSA levels. The study also found significant inhibition of tumor growth in mice, suggesting potential as a treatment option for advanced prostate cancer.
A computerized tool called Prostogram offers about 66% accuracy in predicting five-year prognosis following brachytherapy treatment for early-stage prostate cancer. The nomogram is based on individual factors such as PSA levels, Gleason score, and disease stage.
Researchers at U-M discovered nearly 200 genes with varying expression profiles in normal and malignant prostate tissue. The study identified new clinical biomarkers, hepsin and pim-1, which were correlated with patient prognosis and could lead to new diagnostic tests.
The study found that exisulind significantly suppressed the rise in PSA levels compared to placebo, especially in high-risk patients. Exisulind therapy also lengthened the median PSA doubling time, suggesting a delay in disease progression.
Researchers have isolated a new version of a herpesvirus that kills cancer cells but spares normal tissue, dramatically reducing prostate cancer tumors in mice. The new virus contains an extra genetic mutation that enables more robust reproduction and prevents the cell from mounting a response to stop viral replication.
A new study at Ohio State University found that using an extended sector biopsy technique can detect cancer in 13.5% more men than traditional methods. The additional tissue samples improved the accuracy of prostate cancer diagnoses, particularly for cancers detected inside the gland.
Researchers at NYU Langone Health discovered a link between a bladder gene and vesicoureteral reflux, a condition that causes urine to flow backward into the kidneys. The study suggests earlier detection and treatment of the condition could prevent kidney failure.
University of Florida surgeons have improved a bladder removal technique, reducing complications and improving patient outcomes for those with severe bladder problems. The new method minimizes blood loss and is well-tolerated by patients, making it an ideal approach for those too ill to undergo standard surgery.
Researchers developed a new FISH-based method for detecting recurring bladder cancer, showing improved accuracy compared to urine cytology. The test detected high-grade cancers with over 95% accuracy and recurrence up to three months earlier than traditional methods.
The Emory-led research group aims to use naturally occurring sphingolipids to develop more effective compounds for cancer prevention and treatment. Sphingolipids have shown promise in controlling certain types of cancer, and the grant will focus on developing these compounds into new anti-cancer treatments.
A new study from the University of North Carolina at Chapel Hill suggests that current PSA screening strategies should be changed. Testing men at ages 40 and 45, and then every two years after age 50, may prevent more deaths than waiting until age 50.
Researchers at NYU Langone Health and the University of Pennsylvania School of Medicine have discovered that hair follicles are the source of new cells for the skin's outermost layer, the epidermis. These stem cells reside in a protected area called the bulge, which migrates to the epidermis, replenishing the skin throughout life.
A team of researchers at Penn State's College of Medicine has isolated and characterized a gene, BRMS1, that plays a role in blocking tumor cells' ability to spread. The gene provides a target for developing therapies to keep cancer localized and may aid in proper diagnosis.
A study by UCSF researchers found evidence of faulty DNA repair in some infertile men, similar to those with certain cancers. The study suggests that defective DNA repair may be a reason for male infertility and potentially increase the risk of offspring infertility and cancer.
Two Hopkins studies confirm prenatal exposure to normal male hormones dictates male gender identity in genetically male children born with cloacal exstrophy. Most reassigned as females later reassign themselves back to males, exhibiting strong male behaviors and attitudes.
A recent UT Southwestern Medical Center study found that 20% of women with lower urinary-tract symptoms, including incontinence, had undiagnosed bladder obstructions. The researchers used urodynamics testing to identify the subset of women who would benefit from more specialized treatment.
A study of 31 prostate cancer patients found that quality of life returns to normal within a year following brachytherapy, with urinary symptoms disappearing. The treatment was compared to other options like removal of the prostate or standard radiation therapy, which carry higher risks of decreased sexual function and bowel problems.