Articles tagged with Kidney
A new study published in Oncoimmunology suggests that kidney dysfunction in cancer patients can be triggered by the immune system's response to the tumor. Researchers identified neutrophils as a key player in this process, which can lead to impaired blood flow and inflammation in organs like the kidneys.
Scientists at Joslin Diabetes Center have found that healthy individuals with diabetes develop protective enzymes against damage from high blood sugar levels. The researchers identified an enzyme called PKM2 and showed that activating it can stop abnormalities in mouse podocytes and delay diabetic kidney disease progression.
Researchers discovered a protein cocktail in urine that can distinguish between viral infection and organ rejection. The new test may enable early detection of transplant failure, improving outcomes for patients.
Chronic kidney disease (CKD) affects one-third of the population, with 9 out of 10 people unaware of their condition. The Global Kidney Health Atlas highlights gaps in care and prevention worldwide, with many countries not prioritizing kidney health.
A novel dietary supplement has been shown to reverse cellular damage caused by specific genetic mutations in the kidneys of transgenic fruit flies. The study provides a personalized model for testing novel therapies for rare diseases such as focal segmental glomerulosclerosis (FSGS), which currently lack treatment options.
A new study published in JCI Insights reveals that increasing SMOC2 levels in the kidney can initiate and continue kidney fibrosis, while reducing SMOC2 levels prevents it. Detecting SMOC2 in urine may help diagnose fibrosis, making it a potential biomarker for early intervention.
A recent study examines how new kidney specialists feel their training has prepared them to care for patients, highlighting areas for improvement in nephrology fellowship structure and content. The findings suggest that fellows may be underprepared for home dialysis modalities and emphasize the need for more education in core nephrolog...
A new noninvasive imaging test, sestamibi SPECT/CT, has been shown to accurately rule out kidney cancers. The test adds diagnostic information to conventional CT and MRI scans, improving physicians' ability to differentiate between benign and malignant tumors.
A new analysis reveals that by 2013, cardiovascular deaths due to reduced kidney function surpassed kidney failure deaths globally. Maintaining kidney health may help prevent cardiovascular diseases and deaths. The study found that reduced kidney function increases the risk of congestive heart failure, heart attacks, and strokes.
A study by Maastricht University Medical Center found that up to 10% of patients undergoing euthanasia in Belgium could be potential organ donors. This estimate suggests that donation after euthanasia could significantly ease the organ shortage, potentially increasing available organs from 684 to over 1,400.
A new study reveals that a higher risk of transplant failure is associated with a 28% increase in weight compared to the donor, as well as a 35-50% relative risk for opposite-sex kidney transplants. This highlights the importance of considering donor and recipient matching beyond current immunology-based protocols.
Researchers found that certain white blood cells, known as BK virus-specific CD8 killer T lymphocytes, significantly increase in patients who can control the virus. These cells can be propagated in cell cultures and may contribute to developing vaccines and adoptive T-cell therapy.
A new study found that a type of vaginal bacteria, Gardnerella vaginalis, can trigger recurrent urinary tract infections (UTIs) by damaging bladder cells and allowing E. coli to multiply. The researchers suggest that this may be why some women experience UTIs after having sex.
Researchers developed a new method to track perfluorinated and polyfluorinated alkyl substances (PFASs) from fast-food wrappers in the body, linking them to various health issues. The study found PFASs were detected in all tested organs, including liver, stomach, lungs, kidney, heart, skin, muscle, brain, and others.
A recent Yale-led study found that marathon running can cause short-term kidney injury in runners, with 82% of participants showing signs of Stage 1 Acute Kidney Injury after the event. The researchers attribute this to sustained rises in core body temperature, dehydration, and decreased blood flow to the kidneys.
A meta-analysis of three randomized trials found that vitamin E supplementation reduced the risk of contrast medium-induced acute kidney injury (CIAKI) by up to 62%. This may be due to its antioxidant activity, with a pooled effect indicating significant protection against CIAKI.
Scientists discovered that 'bad' mitochondria accumulate in old kidneys, leading to permanent damage and renal failure. Preliminary training may not be effective in older animals due to impaired quality control mechanisms.
The Special Issue highlights the exciting applications of organoid research in the medical field, including drug screening and modeling human diseases. Organoid technology also offers insight into developmental biology, enabling scientists to study human development in a developing embryo.
A new study reveals that patients with pre-existing donor-specific antibodies experience better kidney survival rates compared to those with de novo antibodies. Understanding the timing of antibody responses can guide matching and prevent rejection.
A preclinical study has established a link between gene variants in African American populations and kidney disease risk. The G1 and G2 APOL1 variants, found almost exclusively in West African descent individuals, cause human-like kidney disease when expressed in filtering cells.
A new study reports improved kidney transplant success rates in children and infants over the past 53 years. The study found that young children now experience better long-term transplant success than adults, with almost 100 percent patient survival rate.
Researchers found that an initial diagnosis of acute kidney injury may have been inaccurate for many patients, as the current method of assessing kidney function may be misleading during the initial evaluation. The study identified sets of biomarkers in mouse models that could potentially detect kidney damage more reliably.
A research team at Mount Sinai has identified biological pathways involved in diabetic kidney disease, providing a potential diagnostic test and therapeutic strategy. The study found that blocking a cellular receptor can prevent kidney damage in mice with diabetic kidney failure.
A new study found that HIV-infected individuals with kidney failure are less likely to receive a transplant, especially from living donors. The study highlights the need for expanded access to organs for HIV+ patients to address disparities in transplantation.
A study of 125,000 patients found that more than half with chronic kidney damage took PPIs without acute problems, highlighting the need for vigilance in monitoring kidney function. Doctors advise caution and only prescribe when necessary due to significant risks of kidney deterioration.
Researchers found that acute kidney injury causes a buildup of indoxyl sulfate in the blood and lungs, leading to damage. Oral treatment with AST-120 decreases IS levels and improves lung function in animal models.
Researchers have discovered a new pathway that likely plays an important role in rejection following kidney transplantation. The findings suggest that targeting specific immune cells or signaling pathways may help prevent tissue scarring.
Researchers at UT Southwestern Medical Center have developed a potential drug, RGLS4326, to treat polycystic kidney disease, an incurable genetic disorder. The drug has shown promise in slowing cyst growth and delaying ADPKD progression in preclinical animal testing.
Patients with primary non-English language fluency face disparities in completing kidney transplant evaluations, ultimately affecting their access to a transplant. Researchers found that linguistically isolated households were linked to lower likelihoods of transitioning to active waitlist status and incomplete evaluations.
The new method can pinpoint kidney damage in under three-quarters of an hour, using blood/urine with the help of fumarase. Researchers expect the method to be transferable to patients soon, and are currently testing it on patient blood samples.
Scientists are investigating how increased cell death from high blood pressure leads to inflammation and further increases blood pressure. They aim to identify targets that could block unintended results without suppressing the natural immune response.
A novel microfluidic device models human kidney function, exhibiting more natural cell behaviors than traditional culturing methods. The device's glomerular filtration system is crucial for healthy cell function and accurately predicting renal drug toxicity in humans.
Researchers at Queen Mary University London have discovered a genetic defect causing kidney and adrenal disease in patients from around the world. The study found that defects in the SGPL1 gene can lead to progressive diseases with neurological involvement.
Researchers at Buck Institute for Research on Aging found that alpha-lipoic acid prevented stone formation in a mouse model of cystinuria, a rare inherited disease. The supplement increased the solubility of cystine crystals, providing a new function for alpha-lipoic acid.
A study found that patients with renal dysfunction upon admission are more likely to die while hospitalized and have lower chances of being discharged home. Those with normal kidney function have better short-term outcomes, according to the estimated glomerular filtration rate (eGFR) test.
A recent study published in Annals of Emergency Medicine found no association between intravenous contrast media and acute kidney injury. The research, which analyzed five years of records, showed that the probability of developing acute kidney injury was higher for patients receiving unenhanced CT scans.
Patients with kidney failure receiving chronic hemodialysis often have depressive symptoms but refuse treatment. When willing, doctors commonly don't prescribe anti-depressant therapy, citing underlying reasons including physiological and psychological changes associated with kidney failure.
A randomized trial will investigate canagliflozin's effects on kidney function decline and provide benefits to diabetic patients. The study aims to slow kidney damage and inform treatment decisions.
A study at Columbia University Medical Center found that a missing CRKL gene causes kidney and urinary tract defects in people with DiGeorge syndrome. The team analyzed genomic data from over 2,600 children with congenital anomalies of the kidney and urinary tract.
A study found that decreased blood levels of soluble klotho were linked to an increased likelihood of experiencing kidney function decline in elderly adults. Higher klotho levels may help preserve kidney function.
A combination of steroids and sirolimus with immune checkpoint inhibitors may help prevent organ rejection in kidney transplant patients undergoing cancer treatment. This discovery shows promise for people with cancer who have also had a kidney transplant, potentially allowing them to receive full benefits from immunotherapy.
Researchers at Massachusetts General Hospital developed a new monoclonal antibody that binds to CD11b/CD18 receptor molecules, preventing ischemia/reperfusion injury and halting fibrotic kidney failure. The treatment has shown promise in cynomolgus monkeys and may also be useful in treating heart attack, stroke, and organ transplants.
Dutch clinicians have developed a personalized dosing strategy for treating multidrug-resistant tuberculosis, reducing hearing loss from 40% to 10%. By monitoring drug concentrations and effectiveness, they were able to decrease doses without compromising efficacy.
A new study from Intermountain Medical Center found that using longitudinal data improves predictive accuracy for kidney transplant patients. Four predictive models were developed by layering available data, achieving accuracy improvements of nearly 16% and up to 83.8% in predicting kidney loss or death.
A study analyzing data from over 12,000 children reveals racial disparities in kidney transplant survival rates, with black children at higher risk due to reduced access to transplantation. Hispanic children, despite lower access, had a lower risk of death compared to non-Hispanic white children.
A study by Massachusetts General Hospital found that women with a history of acute kidney injury have a higher risk of adverse outcomes during pregnancy, including preeclampsia and preterm delivery. Despite normal kidney function before pregnancy, these women were more likely to develop complications.
Children whose mothers smoked during pregnancy are more likely to show signs of kidney damage. Maternal smoking is linked to an increased risk of childhood proteinuria, a sign of reduced kidney function that can lead to chronic kidney disease and end-stage renal disease in adulthood.
A study found that women with a history of recovered acute kidney injury had an increased rate of preeclampsia and delivered infants earlier than those with normal kidney function. Infants born to these women were also at higher risk for small-for-gestational-age births.
A new study found that urinary epidermal growth factor levels provided improved ability to distinguish between patients with kidney involvement and those without. The biomarker was also associated with overall lupus damage, suggesting its potential role in monitoring disease progression.
Rates of dementia and Alzheimer's disease are higher among older kidney transplant recipients than in the general population. Older patients with kidney failure who receive a kidney transplant are at increased risk of developing these conditions, which can threaten both their transplanted organ and survival.
A study found that patient and kidney survival rates are comparable among donor age groups, including those over 80. Kidneys from octogenarian donors have a higher discard rate, but the difference is not significant. The results support using extended criteria donors, including older adults.
A meta-analysis published in Neurology found that people with protein in their urine are 35% more likely to develop cognitive impairment or dementia. Chronic kidney disease shares many risk factors with dementia, including high blood pressure, diabetes, and high cholesterol.
A study published in Nature Medicine identifies bone marrow-derived immature myeloid cells as the source of suPAR, a reliable marker for chronic kidney disease. Elevated suPAR levels have been linked to future chronic kidney disease, potentially enabling early intervention and prevention of recurrence after transplant.
Researchers developed low-cost 3D printed organ models of varying size and shape to aid in determining optimal dosing for individual patients. The study demonstrates the potential of 3D printing technology for clinical prototyping, particularly in quantitative SPECT/CT imaging.
Researchers have discovered an experimental molecule that inhibits kidney function in mosquitoes, preventing resistance to conventional insecticides. The new compound, VU041, targets blood-feeding female mosquitoes and does not harm honeybees.
A new review of 55 kidney stone studies suggests alpha blockers may be useful in facilitating stone passage, particularly for patients with larger stones. The findings indicate a 57% higher risk of stone passage for larger stones with an alpha blocker, but no benefit for smaller stones.
The Journal of X-Ray Science and Technology has added embedded 3D image videos to its articles, enhancing the value of five papers on kidney injuries, tumor diagnoses, and dental medicine. The videos allow readers to examine rotating 3D images in detail, gaining a deeper understanding of diagnoses, prognoses, and treatments.
A recent study found that low-fat diets and regular exercise can reduce liver inflammation and scarring in patients with non-alcoholic steatohepatitis. Additionally, improved liver health was associated with enhanced kidney function in these individuals, independent of other factors such as diabetes or weight loss.
Researchers have developed a living membrane using conditionally immortalized human renal proximal tubular epithelial cells on polyethersulfone-based hollow fiber membranes. This breakthrough brings the development of a bioartificial kidney closer to reality, offering hope for millions of patients with kidney failure.
A study by Eugene Lin and colleagues found that multi-disciplinary care is a cost-effective intervention, costing $24,613 per quality-adjusted life year (QALY), compared to dialysis which costs $129,090 per QALY. This approach can improve the health of patients with kidney disease while reducing medical costs.