Evidence map›Paper›PMID 30796300›Full record

ArticleScientific reports2019

Site-specific chelation therapy with EDTA-loaded albumin nanoparticles reverses arterial calcification in a rat model of chronic kidney disease.

Saketh R Karamched, Nasim Nosoudi, Hannah E Moreland, Aniqa Chowdhury, Naren R Vyavahare

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
3.0field-weighted citation impact, top 9% of its field
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

24 citing papers in PubMed, 41 citations in OpenAlex.

  1. Review
  2. Article
  3. Nanotherapeutics in Kidney Disease: Innovations, Challenges, and Future Directions.Journal of the American Society of Nephrology : JASN · 2025
    Review
  4. Review
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Role of elastic fiber degradation in disease pathogenesis.Biochimica et biophysica acta. Molecular basis of disease · 2023
    Review
  11. Review
  12. Medial artery calcification in peripheral artery disease.Frontiers in cardiovascular medicine · 2023
    Review
  13. Review
  14. Review
  15. Article
  16. Article
  17. Review
  18. Review
  19. Article
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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

5 authors at 2 institutions in 1 country.

Saketh R KaramchedDepartment of Bioengineering, Clemson University, Clemson, SC, USA.
Nasim NosoudiDepartment of Biomedical, Industrial and Human Factors Engineering, Wright State University, Dayton, OH, USA.
Hannah E MorelandDepartment of Bioengineering, Clemson University, Clemson, SC, USA.
Aniqa ChowdhuryDepartment of Bioengineering, Clemson University, Clemson, SC, USA.
Naren R VyavahareDepartment of Bioengineering, Clemson University, Clemson, SC, USA. narenv@clemson.edu.
Clemson University · USWright State University · US

Funding

Targeted Nano-therapeutics for Neural RegenerationP20GM103444 · NIGMS · CLEMSON UNIVERSITY · PI MARKWALD, ROGER R, VYAVAHARE, NAREN R · 2012 to 2018
$14.9M
Theranostic approach to treat abdominal aortic aneurysmsR01HL133662 · NHLBI · CLEMSON UNIVERSITY · PI Naren R Vyavahare · 2017 to 2026
$4.1M
NHLBI NIH HHS R01 HL133662NIGMS NIH HHS P20 GM103444
6 · The paper itself

Abstract

Medial arterial calcification (MAC) is a common outcome in diabetes and chronic kidney disease (CKD). It occurs as linear mineral deposits along the degraded elastin lamellae and is responsible for increased aortic stiffness and subsequent cardiovascular events. Current treatments for calcification, particularly in CKD, are predominantly focused on regulating the mineral disturbance and other risk factors. Ethylene diamine tetraacetic acid (EDTA), a chelating agent, can resorb mineral deposits, but the systemic delivery of EDTA may cause side effects such as hypocalcemia and bone resorption. We have developed elastin antibody conjugated albumin nanoparticles that target only degraded elastin in vasculature while sparing healthy tissues. In this study, we tested a targeted nanoparticle-based EDTA chelation therapy to reverse CKD-associated MAC. Renal failure was induced in Sprague-Dawley rats by a high adenine diet supplemented by high P and Ca for 28 days that led to MAC. Intravenous delivery of DiR dye-loaded nanoparticles confirmed targeting to vascular degraded elastin and calcification sites within 24 hours. Next, EDTA-loaded albumin nanoparticles conjugated with an anti-elastin antibody were intravenously injected twice a week for two weeks. The targeted nanoparticles delivered EDTA at the site of vascular calcification and reversed mineral deposits without any untoward effects. Systemic EDTA injections or blank nanoparticles were ineffective in reversing MAC. Reversal of calcification seems to be stable as it did not return after the treatment was stopped for an additional four weeks. Targeted EDTA chelation therapy successfully reversed calcification in this adenine rat model of CKD. We consider that targeted NP therapy will provide an attractive option to reverse calcification and has a high potential for clinical translation.

Indexed as

Chelation TherapyAnimalsAortaArteriesBody WeightBone and BonesDisease Models, AnimalEdetic AcidKidneyMatrix MetalloproteinasesMuscle, Smooth, VascularMyocytes, Smooth MuscleNanoparticlesPhenotypeRats, Sprague-DawleyRenal Insufficiency, ChronicEdetic AcidMatrix MetalloproteinasesSerum Albumin, Bovine

Identifiers

PMID30796300
PMCPMC6385348
OpenAlexW2917141497

What OpenQuestion holds

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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.