DOI: 10.20935/acadmedhealth8382 ISSN: 3070-3530

Frontiers of renal medicine: innovation, crosstalk, and sustainable restoration in chronic kidney disease

Dolores Javier Sánchez-González, Nayeli Isabel Trejo-Bahena, Enrique Méndez-Bolaina, Israel Ramírez-Sánchez, Elena de la Cruz Herrera-Cogco, Gabriela Gutiérrez-Salmeán
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Chronic kidney disease (CKD) affects more than 850 million people worldwide, caused mostly by aging, diabetes, and hypertension. Current management remains focused on renal replacement therapies (RRT), such as dialysis and transplantation, with limited capacity for prevention or functional tissue regeneration. However, this paradigm has a limited impact on the progression of accelerated renal senescence and fails to prevent associated neurovascular complications, which contribute significantly to morbidity and mortality. To address these limitations, the present review examines an emerging therapeutic framework based on seven key areas: cellular senescence, the kidney–brain axis, onco-nephrology, nanonephrology, gene editing, xenotransplantation, and eco-nephrology. We discuss how the accumulation of senescent cells (p16INK4a+) promotes renal fibrosis, while the senescence-associated secretory phenotype (SASP) and uremic toxins propagate dysfunction throughout the neurovascular system. To address translational bottlenecks, a transition toward precision medicine is imperative, encompassing the deployment of nanocarriers that exploit the mesoscale paradox for direct delivery to the proximal tubule, alongside molecular repairs mediated by RNA interference and Clustered Regularly Interspaced Short Palindromic Repeats-associated protein 9 (CRISPR-Cas9). Additionally, 10-gene edited (10-GE) porcine xenotransplantation has emerged as a potential investigational strategy to address the critical shortage of available donor organs. Preliminary evaluations in human decedent models have already confirmed that these organs can sustain life-supporting functions. Finally, we discuss the high carbon footprint of renal care and define the principles of eco-nephrology through life cycle assessments. We conclude that renal medicine is gradually transitioning toward a proactive framework centered on prediction and restoration, which requires aligning novel biological tools with rigorous environmental metrics.

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