Articles tagged with Urine
A survey of primary care physicians found that only 23% used effective urine sample collection methods, while 40% were unsure about poppy seeds causing positive opioid test results. Misinterpretation of false-positive findings can lead to false accusations and diminished trust among parents, schools, and counselors.
A non-invasive urine test, NMP22, can detect recurrent bladder cancer more effectively than traditional cytology methods. This assay detected 99% of malignancies when combined with cystoscopy, improving patient surveillance and outcomes. Cystoscopy alone identified only 91.3% of cancers.
A new urine test, BladderChek, detected nearly all recurrences of bladder cancers with a higher accuracy rate than conventional tests. The test, used in conjunction with a diagnostic scope, detected 99 percent of recurring bladder cancers.
A new point-of-care test has been shown to detect recurrent bladder cancer more effectively than traditional lab tests. The NMP22 assay detected 49.5% of recurrences, while urine cytology detected only 12.2%, resulting in a significantly higher detection rate when used with cystoscopy.
Researchers found that women with preeclampsia and elevated uric acid levels had a nearly seven-fold increased risk of premature delivery and delivered nearly four weeks earlier than those with normal uric acid levels. High blood pressure without protein in the urine also linked to early delivery risks.
A study found that telomerase activity in urine has high sensitivity and specificity for detecting bladder cancer, particularly in high-risk subgroups. The test is noninvasive, inexpensive, and easy to perform, making it a promising diagnostic tool for early cancer detection.
Researchers investigated Botox's mechanism of action for treating enlarged prostate symptoms. The study found that Botox blocks adrenergic receptors, causing muscle relaxation and improving urine flow. This could lead to a new therapy option for millions of men suffering from this common condition.
Researchers have developed a paper battery that harnesses the power of urine to test for diseases, providing a cheap and efficient solution for healthcare diagnostics. The device can be integrated into biochip systems, enabling people to monitor their health at home without relying on external power sources.
A new study shows that taking antibiotics within two months increases the likelihood of developing resistant bacteria. GPs are responsible for most antibiotic prescriptions in the UK, but may underestimate the individual risk.
Researchers discovered elevated levels of matrix metalloproteinases (MMPs) and basic fibroblast growth factor (bFGF) in patients with vascular anomalies, correlating with disease progression. Urine testing may help predict aggressive lesions and inform treatment decisions.
Researchers found that Viagra can stimulate water permeability in kidney cells by increasing cyclic-GMP levels, potentially alleviating symptoms of nephrogenic diabetes insipidus. Long-term studies are needed to confirm the effectiveness and safety of this approach.
Pigs can become lethargic in high temperatures, leading to poor growth rates. Providing extra cooling measures such as water baths or misting systems can help reduce heat stress and increase feed intake.
A new study published in The Lancet identified a biomarker NGAL that can detect kidney failure hours after cardiac surgery, offering hope for earlier diagnosis and treatment. The research found high concentrations of NGAL in urine and blood samples within two hours of surgery, indicating the presence of kidney failure.
Researchers found that urine's limited niacin triggers Candida glabrata's adhesion-promoting genes, allowing it to stick to host cells. The study provides insights into the mechanism of C. glabrata's adherence to mucosal tissues and blood vessels.
A study of 47 female motorway toll-booth operators and 27 office workers found that exposure to traffic exhausts caused significant DNA damage, as indicated by elevated levels of urinary 8-OHdG. The researchers conclude that environmental levels should be curbed to protect people's health.
Researchers at Duke University have discovered a way to restore bladder control in people with spinal cord injury using electrical stimulation of the pudendal nerve. This technology, known as a 'bladder pacemaker,' could significantly improve quality of life for over 200,000 Americans affected by SCI.
A study published in the Journal of the American Medical Association finds that women with low levels of placental growth factor (PlGF) in their urine are highly likely to develop preeclampsia. Researchers plan to refine this finding into a clinical test to screen for high-risk pregnancies.
Researchers at Beth Israel Deaconess Medical Center have developed a simple urine test to detect preeclampsia risk in pregnant women. Urinary PIGF levels drop prior to preeclampsia symptoms, predicting which women will develop the condition.
Scientists have identified 313 up-regulated and 207 down-regulated E.coli genes in mouse urine, revealing new insights into bacterial growth and virulence factors. The study provides valuable information on growing conditions and could lead to more effective treatments for urinary tract infections.
A study from Senegal found that urine-based detection of abnormal methylation of three genes provided a sensitivity of 53% and specificity of over 90% for detecting cervical cancer. This approach could have a huge impact on women in developing countries without access to Pap screening.
Researchers have discovered that serum albumin in Asian elephants plays a crucial role in transporting sex pheromones. The protein helps protect and extend the detection period of the pheromone, allowing successful mating to occur. This unique transport system is distinct from other mammalian pheromone transport systems.
A double-blind, randomized trial found that first-line treatment with DETROL(R) LA significantly reduced urge incontinence episodes and improved bladder condition in women with mixed incontinence. The study also showed a higher proportion of patients treated with DETROL(R) LA reported treatment benefits.
A new study shows that consuming isolated soy protein can slow down the progression of diabetic kidney disease and improve coronary heart disease in patients with type 2 diabetes. The study found a significant reduction in urinary albumin levels and an improvement in HDL cholesterol levels among participants who consumed soy protein.
Researchers identified 13 possible protein markers present in most urine samples from patients with organ rejection, but absent from those without. A urine test using a combination of biomarkers correctly identified 91% of samples, offering a risk-free and more accurate alternative to traditional kidney biopsy.
Researchers developed a non-invasive test to detect kidney cancer using gene changes found in urine samples. The test accurately identified stage I disease and showed no false positives.
A study suggests that regular doses of cranberry juice or tablets can reduce the risk of female urinary tract infections (UTIs) by up to 50% in sexually active adult women. Cranberry juice's effectiveness in treating existing UTI cases is still unknown, but it offers a potential natural alternative to antibiotics.
Researchers have created a ring of muscle from the patient's own body and transplanted it to the bladder as a replacement sphincter. The new treatment uses an implanted electrical stimulator for a reliable method of passing urine only when needed, offering hope for millions suffering from severe stress incontinence.
Researchers found that 30% of diabetic patients with kidney disease do not exhibit common symptoms like protein in urine and eye disease. The current approach of screening for these symptoms alone is insufficient, and a blood test measuring kidney function directly is recommended.
Research suggests that rodents' UV vision helps them detect fresh urine marks, improving localization and social organization. This adaptation may have driven the retention of UV vision in these animals.
A team of researchers has developed a new method to prevent urinary catheter infections, which affects millions worldwide. By using a mild triclosan solution to inflate the balloon holding the catheter, they have successfully eliminated bacterial growth and blockages, offering a promising solution to this long-standing problem.
A recent study at Johns Hopkins Medicine found that babies born with low amniotic fluid at 37 weeks' gestation have normal birth weights and health, challenging conventional wisdom. The study of 262 women showed no significant differences in birth outcomes between those with low and normal amounts of amniotic fluid.
Researchers estimate 8 million people in the US have less than half of normal kidney function, a treatable condition. Chronic kidney disease is strongly associated with older age and non-Hispanic whites, raising concerns about minority populations' higher risk of kidney failure
Researchers at Wake Forest have identified a gene responsible for two rare kidney diseases, familial juvenile hyperuricemic nephropathy and medullary cystic kidney disease Type 2. The discovery may lead to early detection and improved treatment options for affected individuals.
Researchers found that measuring Mcm5 levels in urine could detect bladder cancer with higher sensitivity than current tests. Additionally, a study linked effective DNA repair capacity to poorer survival rates in NSCLC patients treated with chemotherapy.
A Wake Forest study shows that monkeys who drink heavily develop signs of liver disease, including oxidative damage and fatty liver, mirroring human conditions. The research aims to develop diagnostic procedures for humans using a similar animal model.
A simple urine test can predict Alzheimer's disease by detecting increased brain oxidative damage in the form of isoprostanes in urine. The test may help doctors diagnose the disease earlier, allowing for slower progression and better treatment response.
Researchers have identified a rare human disorder linked to aquaporin-1 protein deficiency, which affects the ability to concentrate urine and maintain healthy water levels. The finding may help doctors develop new treatments for diseases like diabetes insipidus, which causes frequent urination and emaciation.
Researchers at Penn have found a simple urine test that can help track and treat Alzheimer's disease by measuring isoprostane levels. This non-invasive method provides an easier alternative to spinal taps, allowing doctors to diagnose the disease earlier and prepare better treatment.
A study by UCLA researchers found that androstenedione supplements can contain a contaminant linked to banned steroid nandrolone. The study tested 37 healthy men, revealing that 20 of their urine samples contained enough 19-norandrosterone to test positive for steroid use.
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.
A study of 18,244 Chinese males found that consuming cruciferous vegetables like broccoli was protective against lung cancer. The benefit depends on genetic factors, with subjects lacking the metabolism enzyme GSTM1 showing a 64% decrease in risk of lung cancer.
A recent UCSF study found that older women experiencing frequent urge incontinence are 26% more likely to fall and 34% more likely to fracture a bone. This increased risk is attributed to the need to frequently urinate at night, leading to trips and falls.
A new test using a urine sample and written survey can help doctors identify adolescents who smoke cigarettes, allowing for early intervention. The test also identifies 'experimenters' - young people who smoke occasionally but haven't committed to the habit full-time.
Scientists are developing a new urine test that can detect chemical indicators of cancer. The test looks for derivatives of pteridine compounds, which change levels in the urine of cancer patients. This could lead to earlier diagnosis and monitoring of treatment progress.
Researchers discovered that lysozyme, a protein abundant in tears, is also present in the urine of pregnant women and acts as a potent anti-HIV agent. Additionally, ribonucleases were identified in the urine, breaking apart viral RNA and potentially inhibiting HIV replication.
Researchers found that urine tests can detect asymptomatic STDs in adolescent girls, leading to earlier treatment and prevention of serious complications like PID. This could expand screening to more teens, particularly boys, and reduce costs compared to traditional pelvic exams.
A new urine test developed by Irish scientists can detect the 'date rape drug' Rohypnol up to a week after its use. The test uses antibodies and enzymes to identify the metabolite of Rohypnol, improving detection beyond existing antibody tests.
A significant proportion of individuals within the low risk population test positive for HIV-1 antibodies in their urine and negative in their blood. The presence of antibody against HIV-1 in the urine indicates prior exposure to the virus, suggesting a need for both blood and urine screening.
A study found that women with longstanding hypertension are more likely to develop preeclampsia if they have a history of high blood pressure and protein in the urine early in pregnancy. Women who developed preeclampsia were also more likely to experience complications such as premature birth and low birth weight.
UCSF researchers have identified a protein essential for forming concentrated urine in mice, which has potential implications for treating fluid retention diseases such as congestive heart failure and cirrhosis. The study shows that inhibiting the water channel with drugs could effectively treat these conditions.
A longitudinal study found that pregnant women have higher intestinal calcium absorption rates compared to pre-pregnancy levels, indicating increased calcium demand. Postpartum, maternal calcium absorption returns to normal, while breast milk calcium is provided through renal conservation and bone loss.
A combination of urine and blood-based tests has been found to be more sensitive in detecting HIV-1 antibodies, potentially identifying individuals with compartmentalized infections or immune responses. This breakthrough could lead to the development of a safe and effective AIDS vaccine.