Glomerular filtration rate is low in fetal and neonatal life. It increases after birth and reaches approximately 20 mL/min/1.73 m2 at 1 month of age in term and preterm neonates. Various methods have been used to measure glomerular filtration rate in neonates such as inulin clearance, creatinine clearance, and serum cystatin C. Serum creatinine concentrations are influenced by many factors. It is suggested to use other markers which are stable over time and are not affected by muscle mass or tubular reabsorption and secretion. Cystatin C incorporates these characteristics; however, there are some other limitations in the use of cystatin C as a marker of kidney function in neonates. Additionally, the numbers of studies focused on the use of cystatin C in neonates is limited. There is a need for further studies to determine cystatin C's normal range levels and investigate whether cystatin C can replace other tests such as serum creatinine as marker of kidney function in newborn babies. Assessment of newer kidney function tests is also warranted in newborn infants.
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J Pediatr Urol
December 2024
Department of Urology, University of Iowa, Iowa City, IA, 52242, USA. Electronic address:
Introduction: Prior analysis of children with grade 3 and 4 congenital hydronephrosis demonstrated that renal medullary pyramidal thickness (PT) is predictive of subsequent pyeloplasty (area under the curve [AUC] = 0.78). The objective of this study was to further analyze the utility of sonographic measurements including PT, anteroposterior pelvic diameter (APD), and renal length with an expansion of the number of infants with hydronephrotic kidneys including grades 2, 3, and 4 hydronephrosis.
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January 2025
Diabetes, Endocrinology, and Obesity Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA. Electronic address:
Body temperature regulation in endotherms requires warming the body when ambient temperatures are low and cooling the body when they are high. Now, neural circuitry that can achieve the opposite has been identified - a phenomenon called thermoregulatory inversion.
View Article and Find Full Text PDFJ Psychosom Res
January 2025
Public Health Research Center and Department of Public Health and Preventive Medicine, Wuxi School of Medicine, Jiangnan University, Wuxi, Jiangsu 214122, China. Electronic address:
Introduction: This study aimed to investigate the association between trajectories of depressive symptoms and the subsequent risk of chronic kidney disease (CKD) by measuring depressive symptoms repeatedly in older adults with normal renal function.
Methods: A total of 9650 participants, comprising community-dwelling middle-aged and older adults from the China Health and Retirement Longitudinal Study, were included. Depressive symptoms were assessed at three time points: Wave 1 (2011-2012), Wave 2 (2013-2014), and Wave 3 (2015-2016).
Mutat Res
December 2024
Department of emergency, The Second Affiliated Hospital of Nanchang University, Nanchang City, Jiangxi Province 330006, China. Electronic address:
SIRT6 is known to play a protective role in several kidney diseases; however, its role in vancomycin-induced renal injury remains unclear. This study aims to confirm the role and related mechanisms of SIRT6 in vancomycin-induced renal injury. To develop a kidney damage model, mice were given vancomycin injections for seven days.
View Article and Find Full Text PDFAdv Healthc Mater
January 2025
State Key Laboratory of Oral Diseases, National Center for Stomatology, National Clinical Research Center for Oral Diseases, Department of Orthodontics, West China Hospital of Stomatology, Sichuan University, Chengdu, 610041, China.
Immune-mediated bone regeneration driven by bone biomaterials offers a therapeutic strategy for repairing bone defects. Among 2D nanomaterials, TiCT MXenes have garnered substantial attention for their potential in tissue regeneration. This investigation concentrates on the role of MXene nanocomposites in modulating the immune microenvironment within bone defects to facilitate bone tissue restoration.
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