Evidence map›Paper›PMID 31540400›Full record

ArticleAntioxidants (Basel, Switzerland)2019

Salivary FRAP as A Marker of Chronic Kidney Disease Progression in Children.

Mateusz Maciejczyk, Julita Szulimowska, Katarzyna Taranta-Janusz, Katarzyna Werbel, Anna Wasilewska, Anna Zalewska

Abstract read
In one paragraph

Article in Antioxidants (Basel, Switzerland), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed.

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  15. Effects ofEvidence-based complementary and alternative medicine : eCAM · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Mateusz MaciejczykDepartment of Hygiene, Medical University of Bialystok, 15-233 Bialystok, Poland. mateusz.maciejczyk@umb.edu.pl.ORCID 0000-0001-5609-3187
Julita SzulimowskaDepartment of Pedodontics, Medical University of Bialystok, 15-274 Bialystok, Poland. szulimowska.julita@gmail.com.
Katarzyna Taranta-JanuszDepartment of Pediatrics and Nephrology, Medical University of Bialystok, 15-274 Bialystok, Poland. katarzyna.taranta@wp.pl.ORCID 0000-0002-8762-8866
Katarzyna WerbelDepartment of Pediatrics and Nephrology, Medical University of Bialystok, 15-274 Bialystok, Poland. katarzynawerbel@gmail.com.
Anna WasilewskaDepartment of Pediatrics and Nephrology, Medical University of Bialystok, 15-274 Bialystok, Poland. annwasil@interia.pl.
Anna ZalewskaDepartment of Conservative Dentistry, Medical University of Bialystok, 15-274 Bialystok, Poland. azalewska426@gmail.com.ORCID 0000-0003-4562-0951

Funding

Uniwersytet Medyczny w Bialymstoku SUB/1/DN/19/007/1118; SUB/1/DN/19/002/1109
6 · The paper itself

Abstract

Chronic kidney disease (CKD) is one of the most common modern-age diseases in children. Kidney failure does not reveal any symptoms for a long time; therefore, new biomarkers are sought, preferably those reflecting an early stage of CKD. The aim of our study was to evaluate total antioxidant potential as a biomarker differentiating the degree of CKD advancement. The study included 30 children with CKD and a control group matched by age and gender. Non-stimulated saliva (NWS), stimulated saliva (SWS), plasma and urine were used as study material. Total antioxidant potential was determined spectrophotometrically using the FRAP method (ferric ion reducing antioxidant parameter) by measuring total FRAP and uric acid (UA)-independent FRAP (FRAP-UA). We demonstrated that total FRAP, FRAP-UA and UA were significantly higher in stimulated saliva, as well as urine of CKD patients compared to the controls. These biomarkers increase with the progression of chronic kidney disease and their concentration in SWS reflects their content in urine. Interestingly, salivary FRAP and uric acid clearly differentiate between various stages of CKD as well as between healthy and ill children. Special attention should be paid to total FRAP which-measured in SWS-distinguishes patients with mildly to moderately decreased kidney function from those with severe renal impairment (AUC = 1, sensitivity = 100%, specificity = 100%). Although salivary FRAP may be a potential CKD biomarker in children, further studies are needed in a larger group of patients.

Indexed as

chronic kidney diseaseredox homeostasissalivary biomarkerssalivary FRAP

Identifiers

PMID31540400
PMCPMC6769502

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.