Evidence map›Paper›PMID 25585173›Full record

ArticleBiomacromolecules2015

Targeted release of tobramycin from a pH-responsive grafted bilayer challenged with S. aureus.

Hyun-Su Lee, Sana S Dastgheyb, Noreen J Hickok, David M Eckmann, Russell J Composto

Abstract read
In one paragraph

Article in Biomacromolecules, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

17 citing papers in PubMed, 74 citations in OpenAlex.

  1. Article
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  11. Self-defensive antimicrobial biomaterial surfaces.Colloids and surfaces. B, Biointerfaces · 2020
    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 1 institution in 1 country.

Hyun-Su LeeDepartment of Materials Science and Engineering and ‡Department of Anesthesiology and Critical Care, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States.
Sana S Dastgheyb
Noreen J Hickok
David M Eckmann
Russell J Composto
Thomas Jefferson University · US

Funding

INTERFACIAL MECHANICS IN INTRAVASCULAR GAS EMBOLISMR01HL060230 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI ECKMANN, DAVID M · 1999 to 2011
$3.8M
Training in Tissue Engineering and Regenerative MedicineT32AR052273 · NIAMS · THOMAS JEFFERSON UNIVERSITY · PI SHAPIRO, IRVING M · 2006 to 2020
$3.3M
Creating an Infection-Free Intraosseus Transcutaneous Amputation ProsthesisR01HD061053 · NICHD · THOMAS JEFFERSON UNIVERSITY · PI ADAMS, CHRISTOPHER S, HICKOK, NOREEN J · 2009 to 2012
$1.3M
A new allograft that promotes long-term, infection-free skeletal repairR01DE019901 · NIDCR · THOMAS JEFFERSON UNIVERSITY · PI ADAMS, CHRISTOPHER S, HICKOK, NOREEN J · 2009 to 2010
$875k
NHLBI NIH HHS R01 HL060230NHLBI NIH HHS R01 HL60230NIAMS NIH HHS T32-AR-05227NIAMS NIH HHS T32 AR052273NICHD NIH HHS HD-061053NICHD NIH HHS R01 HD061053NIDCR NIH HHS DE-019901NIDCR NIH HHS R01 DE019901
6 · The paper itself

Abstract

A stimuli-responsive, controlled release bilayer for the prevention of bacterial infection on biomaterials is presented. Drug release is locally controlled by the pH-responsiveness of the bilayer, comprised of an inner poly(acrylic acid) (PAA) monolayer grafted to a biomaterial and cross-linked with an outer chitosan (CH) brush. Tobramycin (TOB) is loaded in the inner PAA in part to minimize bacteria resistance. Because biofilm formation causes a decrease in local pH, TOB is released from PAA and permeates through the CH, which is in contact with the biofilm. Antibiotic capacity is controlled by the PAA thickness, which depends on PAA brush length and the extent of cross-linking between CH and PAA at the bilayer interface. This TOB-loaded, pH-responsive bilayer exhibits significantly enhanced antibacterial activity relative to controls.

Indexed as

Anti-Bacterial AgentsDrug Delivery SystemsHydrogen-Ion ConcentrationStaphylococcus aureusTobramycinAnti-Bacterial AgentsTobramycin

Identifiers

PMID25585173
PMCPMC4323770
OpenAlexW2313462134

What OpenQuestion holds

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Read underepoch 390

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.