Evidence map›Paper›PMID 24312770›Full record

ArticleAdvanced pharmaceutical bulletin2012

Design of vancomycin RS-100 nanoparticles in order to increase the intestinal permeability.

Badir Delf Loveymi, Mitra Jelvehgari, Parvin Zakeri-Milani, Hadi Valizadeh

Abstract read
In one paragraph

Article in Advanced pharmaceutical bulletin, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Review
  2. Article
  3. Targeting InternalizedAntibiotics (Basel, Switzerland) · 2021
    Article
  4. Article
  5. Article
  6. Review
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

4 authors.

Badir Delf LoveymiFaculty of Pharmacy, Tabriz University of Medical Sciences, Tabriz, Iran. ; Biotechnology Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
Mitra Jelvehgari
Parvin Zakeri-Milani
Hadi Valizadeh

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe purpose of this work was to preparation of vancomycin (VCM) biodegradable nanoparticles to improve the intestinal permeability, using water-in-oil-in-water (W/O/W) multiple emulsion method.

methodsThe vancomycin-loaded nanoparticles were created using double-emulsion solvent evaporation method. Using Eudragit RS100 as a coating material. The prepared nanoparticles were identifyed for their micromeritic and crystallographic properties, drug loading, particle size, drug release, Zeta potential, effective permeability (Peff) and oral fractional absorption. Intestinal permeability of VCM nanoparticles was figured out, in different concentrations using SPIP technique in rats.

resultsParticle sizes were between 362 and 499 nm for different compositions of VCM-RS-100 nanoparticles. Entrapment efficiency expansed between 63%-94.76%. The highest entrapment efficiency 94.76% was obtained when the ratio of drug to polymer was 1:3. The in vitro release studies were accomplished in pH 7.4. The results showed that physicochemical properties were impressed by drug to polymer ratio. The FT-IR, XRPD and DSC results ruled out any chemical interaction betweenthe drug and RS-100. Effective intestinal permeability values of VCM nanoparticles in concentrations of 200, 300 and 400 μg/ml were higher than that of solutions at the same concentrations. Oral fractional absorption was achieved between 0.419-0.767.

conclusionOur findings suggest that RS-100 nanoparticles could provide a delivery system for VCM, with enhanced intestinal permeability.

Indexed as

Eudragit RS100NanoparticlesPhysicochemical propertiesVncomycin

Identifiers

PMID24312770
PMCPMC3846008

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