Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia

Podocalyxin (PCX) is a glycoprotein member of the CD34 transmembrane sialomucin family and covers the surface of podocytes. It is assumed to be a marker of glomerular endothelial injury. In conditions, podocalyxin excretion in the urine is increased as a result of podocyte injury. Recent studies sho...

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Main Authors: Nikola Popovski, Asparuh Nikolov, Yordan Popov, Svetla Blazheva
Format: Article
Language:English
Published: Medical University - Pleven 2021-12-01
Series:Journal of Biomedical & Clinical Research
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Online Access:https://jbcr.arphahub.com/article/34603/download/pdf/
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author Nikola Popovski
Asparuh Nikolov
Yordan Popov
Svetla Blazheva
author_facet Nikola Popovski
Asparuh Nikolov
Yordan Popov
Svetla Blazheva
author_sort Nikola Popovski
collection DOAJ
description Podocalyxin (PCX) is a glycoprotein member of the CD34 transmembrane sialomucin family and covers the surface of podocytes. It is assumed to be a marker of glomerular endothelial injury. In conditions, podocalyxin excretion in the urine is increased as a result of podocyte injury. Recent studies show that PCX is expressed not only in kidneys but also in the endothelial cells of other organs. Preeclampsia (PE) is characterized by new-onset hypertension, generalized endothelial injury, and glomerular alteration. Having this in mind, in the present study, we aimed to: (1) determine circulating PCX levels in sera of women with preeclampsia and normal pregnancy; (2) explore for an association between PCX and blood pressure and (3) investigate a possible relationship between PCX and routine laboratory markers of cardiac and renal injury/dysfunction. Fifty-five women with preeclampsia were examined. The mean age of patients was 24.9±6 years, and the mean age of the control group of 35 women with normal pregnancies was 24.7±5.4 years. The enzyme-linked immunosorbent assay (ELISA) was used to determine concentrations of PCX. Levels of serum PCX in preeclamptic women were statistically significantly higher than those in women with normal pregnancy: 2.66±0.67 vs. 2.40±0.33 ng/ml (p=0.03). Podocalyxin correlated with SBP (r=0.30; p=0.004), DBP (r=0.35; p=0.0007), uric acid (r=0.32; p=0.002), CPK (r=0.22; 0.03) and its isoenzyme CK-MB (r=0.21; p=0.04). Our results showed significantly higher levels of serum PCX in women with preeclampsia than in healthy pregnancy. Elevated podocalyxin levels are associated with an increase in blood pressure in preeclampsia. We found a relationship between PCX and routine laboratory indicators of cardiac (CPK and CK-MB) and renal injury/dysfunction (uric acid). PCX has the potential as a future preeclampsia diagnostic biomarker.
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spelling doaj-art-c0b6b60ee2c6433d87b3b5fa595a46d22025-07-25T07:34:17ZengMedical University - PlevenJournal of Biomedical & Clinical Research1313-90532021-12-0114215616110.2478/jbcr-2021-002034603Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in PreeclampsiaNikola PopovskiAsparuh Nikolov0Yordan PopovSvetla BlazhevaMedical University- PlevenPodocalyxin (PCX) is a glycoprotein member of the CD34 transmembrane sialomucin family and covers the surface of podocytes. It is assumed to be a marker of glomerular endothelial injury. In conditions, podocalyxin excretion in the urine is increased as a result of podocyte injury. Recent studies show that PCX is expressed not only in kidneys but also in the endothelial cells of other organs. Preeclampsia (PE) is characterized by new-onset hypertension, generalized endothelial injury, and glomerular alteration. Having this in mind, in the present study, we aimed to: (1) determine circulating PCX levels in sera of women with preeclampsia and normal pregnancy; (2) explore for an association between PCX and blood pressure and (3) investigate a possible relationship between PCX and routine laboratory markers of cardiac and renal injury/dysfunction. Fifty-five women with preeclampsia were examined. The mean age of patients was 24.9±6 years, and the mean age of the control group of 35 women with normal pregnancies was 24.7±5.4 years. The enzyme-linked immunosorbent assay (ELISA) was used to determine concentrations of PCX. Levels of serum PCX in preeclamptic women were statistically significantly higher than those in women with normal pregnancy: 2.66±0.67 vs. 2.40±0.33 ng/ml (p=0.03). Podocalyxin correlated with SBP (r=0.30; p=0.004), DBP (r=0.35; p=0.0007), uric acid (r=0.32; p=0.002), CPK (r=0.22; 0.03) and its isoenzyme CK-MB (r=0.21; p=0.04). Our results showed significantly higher levels of serum PCX in women with preeclampsia than in healthy pregnancy. Elevated podocalyxin levels are associated with an increase in blood pressure in preeclampsia. We found a relationship between PCX and routine laboratory indicators of cardiac (CPK and CK-MB) and renal injury/dysfunction (uric acid). PCX has the potential as a future preeclampsia diagnostic biomarker.https://jbcr.arphahub.com/article/34603/download/pdf/podocalyxinblood pressurepreeclampsialaborat
spellingShingle Nikola Popovski
Asparuh Nikolov
Yordan Popov
Svetla Blazheva
Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia
Journal of Biomedical & Clinical Research
podocalyxin
blood pressure
preeclampsia
laborat
title Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia
title_full Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia
title_fullStr Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia
title_full_unstemmed Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia
title_short Relationship between Elevated Maternal Serum Podocalyxin Concentrations with Blood Pressure Values and Routine Laboratory Parameters in Preeclampsia
title_sort relationship between elevated maternal serum podocalyxin concentrations with blood pressure values and routine laboratory parameters in preeclampsia
topic podocalyxin
blood pressure
preeclampsia
laborat
url https://jbcr.arphahub.com/article/34603/download/pdf/
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