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Aging and Chronic Kidney Disease

A special issue of International Journal of Molecular Sciences (ISSN 1422-0067). This special issue belongs to the section "Molecular Pathology, Diagnostics, and Therapeutics".

Deadline for manuscript submissions: closed (30 January 2024) | Viewed by 919

Special Issue Editors


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Guest Editor
Faculty of Health Sciences, University Fernando Pessoa, Rua Carlos da Maia, 4200-150 Porto, Portugal
Interests: toxicology; drugs of abuse; amphetamines; synthetic cathinones; psychoactive substances; toxicometabolomics; cancer metabolomics; biomarkers; hepatotoxicity; nephrotoxicity; cardiotoxicity; oxidative stress
Special Issues, Collections and Topics in MDPI journals

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Guest Editor
Laboratory of Biochemistry, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, 4050-313 Porto, Portugal
Interests: cardiovascular risk factors; anemia of chronic kidney disease; obesity; inflammation
Special Issues, Collections and Topics in MDPI journals
Laboratory of Biochemistry, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, 4050-313 Porto, Portugal
Interests: inflammation; oxidative stress; cardiovascular risk factors; pre-eclampsia; chronic kidney disease; obesity
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

Chronic kidney disease (CKD) is a health concern that requires prompt attention. The increase in human longevity, together with other important risk factors such as obesity and diabetes, contributes to the global increase in the prevalence of CKD.Aging-related physiological changes may overlap with signs and symptoms of CKD, making diagnosis more complex. Aging is associated with important physiological changes in the renal system, including anatomical (e.g., glomerulosclerosis, vascular hyalinosis and interstitial tubular atrophy) and functional (e.g., decrease in renal plasma flow and in glomerular filtration rate). These modifications make the elderly more prone to meeting the diagnostic criteria for CKD. In addition, age-related diseases (e.g., diabetes and arterial hypertension) may hasten the onset and progression of CKD.This Special Issue aims to cover recent research findings in the following areas: (a) the mechanisms involved in the pathophysiology of CKD related with aging and associated diseases; (b) the changes in traditional and non-traditional disease markers with aging; (c) the mechanistic rational for the use of new therapies in the elderly CKD patient. We cordially invite researchers working in these areas to contribute to this Special Issue with original research or reviews.

Dr. Márcia Carvalho
Dr. Alice Santos-Silva
Dr. Luís Belo
Guest Editors

Manuscript Submission Information

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Keywords

  • chronic kidney disease
  • aging
  • age-related diseases
  • molecular mechanisms

Published Papers (1 paper)

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Research

14 pages, 967 KiB  
Article
Age-Related Changes in Clinical and Analytical Variables in Chronic Hemodialyzed Patients
by Luís Belo, Maria João Valente, Susana Rocha, Susana Coimbra, Cristina Catarino, Irina Lousa, Elsa Bronze-da-Rocha, Petronila Rocha-Pereira, Maria do Sameiro-Faria, José Gerardo Oliveira, José Madureira, João Carlos Fernandes, Vasco Miranda, José Pedro L. Nunes and Alice Santos-Silva
Int. J. Mol. Sci. 2024, 25(6), 3325; https://0-doi-org.brum.beds.ac.uk/10.3390/ijms25063325 - 15 Mar 2024
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Abstract
Worldwide, the number of elderly individuals receiving chronic hemodialysis is rising. The aim of our study was to evaluate several clinical and analytical biomarkers in chronically dialyzed patients and analyze how they change with age. A cross-sectional study was performed by evaluating 289 [...] Read more.
Worldwide, the number of elderly individuals receiving chronic hemodialysis is rising. The aim of our study was to evaluate several clinical and analytical biomarkers in chronically dialyzed patients and analyze how they change with age. A cross-sectional study was performed by evaluating 289 end-stage renal disease patients undergoing dialysis. We evaluated the hemogram, adipokines, the lipid profile, and several markers related to inflammation, endothelial function/fibrinolysis, nutrition, iron metabolism, and cardiac and renal fibrosis. Clinical data and dialysis efficacy parameters were obtained from all patients. The relationships between studied biomarkers and age were assessed by a statistical comparison between younger (adults with age < 65 years) and older (age ≥ 65 years) patients and by performing regression analysis. Participants presented a mean age of 68.7 years (±13.6), with 66.8% (n = 193) being classified as older. Compared to younger patients, older patients presented the following: (a) significantly lower values of diastolic blood pressure (DBP) and ultrafiltration volume; (b) lower levels of phosphorus, uric acid, creatinine, and albumin; and (c) higher circulating concentrations of tissue-type plasminogen activator (tPA), D-dimer, interleukin-6, leptin, N-terminal pro B-type natriuretic peptide, and tissue inhibitor of metalloproteinase-1. In the multiple linear regression analysis, DBP values, tPA, phosphorus, and D-dimer levels were independently associated with the age of patients (standardized betas: −0.407, 0.272, −0.230, and 0.197, respectively; p < 0.001 for all), demonstrating relevant changes in biomarkers with increasing age at cardiovascular and nutritional levels. These findings seem to result from crosstalk mechanisms between aging and chronic kidney disease. Full article
(This article belongs to the Special Issue Aging and Chronic Kidney Disease)
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