Publications by authors named "Marina Lopez Martinez"

Article Synopsis
  • Semaglutide, a drug for type 2 diabetes, shows promise in reducing albuminuria and slowing kidney disease progression in patients with chronic kidney disease (CKD) in a double-blind clinical trial.
  • The study involved 101 participants, comparing those receiving 2.4 mg of semaglutide weekly to a placebo, with a focus on changes in urine albumin-to-creatinine ratio after 24 weeks.
  • Results indicated a significant 52.1% reduction in albuminuria for the semaglutide group, although gastrointestinal side effects were more common compared to the placebo group.
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This study aimed to investigate obesity-related glomerulopathy (ORG) at cellular, structural, and transcriptomic levels. Thirty Wistar rats were randomized into two groups: 15 rats were fed with a standard diet (SD-rats), and 15 rats were fed with a high-fat diet (HFD-rats). After 10 weeks, the weight, kidney function, histological features, and transcriptomic changes were assessed.

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We are entering a new era in the management of adiposity-based chronic disease (ABCD) with type 2 diabetes (T2D) and related chronic kidney disease (CKD). ABCD, T2D and CKD can affect almost every major organ system and have a particularly strong impact on the incidence of cardiovascular disease (CVD) and heart failure. ABCD and the associated insulin resistance are at the root of many cardiovascular, renal and metabolic (CKM) disorders, thus an integrated therapeutic framework using weight loss (WL) as a disease-modifying intervention could simplify the therapeutic approach at different stages across the lifespan.

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Chronic kidney disease (CKD) is one of the most common chronic diseases worldwide, with increasing rates of morbidity and mortality. Thus, early detection is essential to prevent severe adverse events and the progression of kidney disease to an end stage. Glomerular filtration rate (GFR) is the most appropriate index to evaluate renal function in both clinical practice and basic medical research.

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Article Synopsis
  • * Out of 386 kidney biopsies, there was a significant increase in IMG cases post-vaccination, particularly for idiopathic nephrotic syndrome (INS) and minimal change disease (MCD).
  • * Notably, 20% of IMG flares occurred within 6 weeks after vaccination, with the first dose being most associated with outbreaks, and idiopathic IgA nephropathy (IgAN) identified as the most common diagnosis.
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Background: Immunoglobulin A nephropathy (IgAN) is the most common glomerulonephritis worldwide. The concomitant presence of both crescentic proliferation and anti-neutrophil cytoplasmic autoantibodies (ANCA) in this pathology represents a rare coincidence. However, it is not clear to what extent the presence of ANCA (IgA or IgG) in these patients could have any clinical significance.

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Introduction: The clinical-histologic correlation in diabetic nephropathy is not completely known.

Methods: We analyzed nephrectomy specimens from 90 patients with diabetes and diverse degrees of proteinuria and glomerular filtration rate (GFR).

Results: Thirty-six (40%) subjects had normoalbuminuria, 33 (37%) microalbuminuria, and 21 (23%) non-nephrotic proteinuria.

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Background: Obesity is an established risk factor for renal disease and for disease progression. Therefore, an accurate determination of renal function is necessary in this population. Renal function is currently evaluated by estimated glomerular filtration rate (GFR) by formulas, a procedure with a proven high variability.

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Type 2 diabetes mellitus represents 30-50% of the cases of end stage renal disease worldwide. Thus, a correct evaluation of renal function in patients with diabetes is crucial to prevent or ameliorate diabetes-associated kidney disease. The reliability of formulas to estimate renal function is still unclear, in particular, those new equations based on cystatin-C or the combination of creatinine and cystatin-C.

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