Evidence map›Paper›PMID 23706222›Full record

ArticleMaterials science & engineering. C, Materials for biological applications2013

Osteogenic and antimicrobial nanoparticulate calcium phosphate and poly-(D,L-lactide-co-glycolide) powders for the treatment of osteomyelitis.

Vuk Uskoković, Charles Hoover, Marija Vukomanović, Dragan P Uskoković, Tejal A Desai

Open access · greenAbstract read
In one paragraph

Article in Materials science & engineering. C, Materials for biological applications, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
6.7field-weighted citation impact, top 3% 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

21 citing papers in PubMed, 54 citations in OpenAlex.

  1. Review
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  7. Review
  8. Population Effects of Calcium Phosphate Nanoparticles inACS biomaterials science & engineering · 2017
    Article
  9. Review
  10. Article
  11. Review
  12. Article
  13. Review
  14. When 1+1>2: Nanostructured composites for hard tissue engineering applications.Materials science & engineering. C, Materials for biological applications · 2015
    Review
  15. Article
  16. 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 4 institutions in 3 countries.

Vuk UskokovićTherapeutic Micro and Nanotechnology Laboratory, Department of Bioengineering and Therapeutic Sciences, University of California, San Francisco, CA, USA. vuk21@yahoo.com
Charles Hoover
Marija Vukomanović
Dragan P Uskoković
Tejal A Desai
University of California, San Francisco · USInstitute of Technical Sciences of SASA · RSSerbian Academy of Sciences and Arts · RSYahoo (United States) · US

Funding

Research BaseP30DK063720 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI VAISSE, CHRISTIAN · 2003 to 2019
$21.8M
Osteogenic Calcium Phosphate Nanoparticles with Designable Drug Release KineticsK99DE021416 · NIDCR · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI USKOKOVIC, VUK · 2011 to 2012
$174k
NIDCR NIH HHS K99 DE021416NIDCR NIH HHS K99-DE021416NIDDK NIH HHS P30 DK063720
6 · The paper itself

Abstract

Development of a material for simultaneous sustained and localized delivery of antibiotics and induction of spontaneous regeneration of hard tissues affected by osteomyelitis stands for an important clinical need. In this work, a comparative analysis of the bacterial and osteoblastic cell response to two different nanoparticulate carriers of clindamycin, an antibiotic commonly prescribed in the treatment of bone infection, one composed of calcium phosphate and the other comprising poly-(D,L-lactide-co-glycolide)-coated calcium phosphate, was carried out. Three different non-cytotoxic phases of calcium phosphate, exhibiting dissolution and drug release profiles in the range of one week to two months to one year, respectively, were included in the analysis: monetite, amorphous calcium phosphate and hydroxyapatite. Spherical morphologies and narrow size distribution of both types of nanopowders were confirmed in transmission and scanning electron microscopic analyses. The antibiotic-containing powders exhibited sustained drug release contingent upon the degradation rate of the carrier. Assessment of the antibacterial performance of the antibiotic-encapsulated powders against Staphylococcus aureus, the most common pathogen isolated from infected bone, yielded satisfactory results both in broths and on blood agar plates for all the analyzed powders. In contrast, no cytotoxic behavior was detected upon the incubation of the antibiotic powders with the osteoblastic MC3T3-E1 cell line for up to three weeks. The cells were shown to engage in a close contact with the antibiotic-containing particles, irrespective of their internal or surface phase composition, polymeric or mineral. At the same time, both types of particles upregulated the expression of osteogenic markers osteocalcin, osteopontin, Runx2 and protocollagen type I, suggesting their ability to promote osteogenesis and enhance remineralization of the infected site in addition to eliminating the bacterial source of infection.

Indexed as

AnimalsAnti-Infective AgentsCalcium PhosphatesCell LineClindamycinCollagen Type ICore Binding Factor Alpha 1 SubunitHydrogen-Ion ConcentrationLactic AcidMiceNanoparticlesOsteoblastsOsteocalcinOsteogenesisOsteomyelitisOsteopontinAnti-Infective AgentsCalcium PhosphatesClindamycinCollagen Type ICore Binding Factor Alpha 1 SubunitLactic AcidOsteocalcinOsteopontinPolyglycolic AcidPolylactic Acid-Polyglycolic Acid Copolymer

Identifiers

PMID23706222
PMCPMC3672472
OpenAlexW1994766106

What OpenQuestion holds

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Registered trials

None linked

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.