Calcium phosphate bions: towards a pathogenetic concept

Supersaturation of blood with calcium and phosphate is associated with higher risk of major adverse cardiovascular events; however, pathophysiological basis of such association remains unclear. Upon an excess of serum calcium and phosphate, mineral chaperone fetuin-A aggregates mineral ions into cal...

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Main Author: A. G. Kutikhin
Format: Article
Language:Russian
Published: Kemerovo State Medical University 2020-03-01
Series:Фундаментальная и клиническая медицина
Subjects:
Online Access:https://fcm.kemsmu.ru/jour/article/view/224
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author A. G. Kutikhin
author_facet A. G. Kutikhin
author_sort A. G. Kutikhin
collection DOAJ
description Supersaturation of blood with calcium and phosphate is associated with higher risk of major adverse cardiovascular events; however, pathophysiological basis of such association remains unclear. Upon an excess of serum calcium and phosphate, mineral chaperone fetuin-A aggregates mineral ions into calcium phosphate bions (CPB, alternatively termed calciprotein particles), which are irreversibly internalised by endothelial cells causing lysosome membrane permeabilisation, non-specific inflammatory response and cell death. Altogether, these processes contribute to pathological microenvironment potentiating endothelial dysfunction, osteochondrogenic differentiation of vascular smooth muscle cells, and adventitial inflammation which in turn culminate into intimal hyperplasia and medial arterial calcification. Albeit the correlation between increased CPB count in the blood and higher risk of cardiovascular events/cardiovascular death has initially been found in patients with chronic kidney disease, recent investigations suggest similar scenario in patients with arterial hypertension and coronary artery disease without renal dysfunction testifying to the general pathophysiological mechanism. Here we discuss the existing data on how CPB do form and how they affect the development of cardiovascular disease. We further consider advantages and shortcomings of the relevant experimental models as well as diagnostic significance of measuring CPB in the serum and clinical potential of anti-CPP therapies for the patients with chronic kidney disease, coronary artery disease, and cerebrovascular disease.
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spelling doaj-art-cf1caee9f8f641d2bc549895ccb6c36d2025-08-03T12:59:24ZrusKemerovo State Medical UniversityФундаментальная и клиническая медицина2500-07642542-09412020-03-0151789310.23946/2500-0764-2020-5-1-78-93193Calcium phosphate bions: towards a pathogenetic conceptA. G. Kutikhin0Research Institute for Complex Issues of Cardiovascular DiseasesSupersaturation of blood with calcium and phosphate is associated with higher risk of major adverse cardiovascular events; however, pathophysiological basis of such association remains unclear. Upon an excess of serum calcium and phosphate, mineral chaperone fetuin-A aggregates mineral ions into calcium phosphate bions (CPB, alternatively termed calciprotein particles), which are irreversibly internalised by endothelial cells causing lysosome membrane permeabilisation, non-specific inflammatory response and cell death. Altogether, these processes contribute to pathological microenvironment potentiating endothelial dysfunction, osteochondrogenic differentiation of vascular smooth muscle cells, and adventitial inflammation which in turn culminate into intimal hyperplasia and medial arterial calcification. Albeit the correlation between increased CPB count in the blood and higher risk of cardiovascular events/cardiovascular death has initially been found in patients with chronic kidney disease, recent investigations suggest similar scenario in patients with arterial hypertension and coronary artery disease without renal dysfunction testifying to the general pathophysiological mechanism. Here we discuss the existing data on how CPB do form and how they affect the development of cardiovascular disease. We further consider advantages and shortcomings of the relevant experimental models as well as diagnostic significance of measuring CPB in the serum and clinical potential of anti-CPP therapies for the patients with chronic kidney disease, coronary artery disease, and cerebrovascular disease.https://fcm.kemsmu.ru/jour/article/view/224calcium phosphate bionsmineral homeostasischronic kidney diseasecardiovascular eventsendothelial dysfunctionvascular calcificationatherosclerosis
spellingShingle A. G. Kutikhin
Calcium phosphate bions: towards a pathogenetic concept
Фундаментальная и клиническая медицина
calcium phosphate bions
mineral homeostasis
chronic kidney disease
cardiovascular events
endothelial dysfunction
vascular calcification
atherosclerosis
title Calcium phosphate bions: towards a pathogenetic concept
title_full Calcium phosphate bions: towards a pathogenetic concept
title_fullStr Calcium phosphate bions: towards a pathogenetic concept
title_full_unstemmed Calcium phosphate bions: towards a pathogenetic concept
title_short Calcium phosphate bions: towards a pathogenetic concept
title_sort calcium phosphate bions towards a pathogenetic concept
topic calcium phosphate bions
mineral homeostasis
chronic kidney disease
cardiovascular events
endothelial dysfunction
vascular calcification
atherosclerosis
url https://fcm.kemsmu.ru/jour/article/view/224
work_keys_str_mv AT agkutikhin calciumphosphatebionstowardsapathogeneticconcept