Evidence map›Paper›PMID 22770567›Full record

ArticleBiomaterials2012

In vivo targeting of alveolar macrophages via RAFT-based glycopolymers.

Eun-Ho Song, Matthew J Manganiello, Yu-Hua Chow, Bilal Ghosn, Anthony J Convertine, Partick S Stayton, Lynn M Schnapp, Daniel M Ratner

Abstract read
In one paragraph

Article in Biomaterials, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

22 citing papers in PubMed, 76 citations in OpenAlex.

  1. Review
  2. Article
  3. Design and development of nanoprobes radiolabelled withEJNMMI radiopharmacy and chemistry · 2024
    Article
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  16. Article
  17. Polymer nanostructures synthesized by controlled living polymerization for tumor-targeted drug delivery.Journal of controlled release : official journal of the Controlled Release Society · 2015
    Review
  18. Article
  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

8 authors at 1 institution in 1 country.

Eun-Ho SongDepartment of Bioengineering, University of Washington, Seattle, WA 98195, USA. ehsong74@uw.edu
Matthew J Manganiello
Yu-Hua Chow
Bilal Ghosn
Anthony J Convertine
Partick S Stayton
Lynn M Schnapp
Daniel M Ratner
University of Washington · US

Funding

Biofunctional Polymers for Intracellular Drug DeliveryR01EB002991 · NIBIB · UNIVERSITY OF WASHINGTON · PI STAYTON, PATRICK S. · 2003 to 2011
$3.9M
Proteomic-based Approach to Ventilator Associated PneumoniaK24HL086796 · NHLBI · UNIVERSITY OF WASHINGTON · PI SCHNAPP, LYNN M · 2007 to 2011
$774k
Intracellular delivery of proapoptotic peptide drugs for the treatment of cancerR21EB014572 · NIBIB · UNIVERSITY OF WASHINGTON · PI STAYTON, PATRICK S. · 2012 to 2013
$450k
NHLBI NIH HHS K24HL068796NHLBI NIH HHS K24 HL086796NIBIB NIH HHS R01 EB002991NIBIB NIH HHS R21 EB014572
6 · The paper itself

Abstract

Targeting cell populations via endogenous carbohydrate receptors is an appealing approach for drug delivery. However, to be effective, this strategy requires the production of high affinity carbohydrate ligands capable of engaging with specific cell-surface lectins. To develop materials that exhibit high affinity towards these receptors, we synthesized glycopolymers displaying pendent carbohydrate moieties from carbohydrate-functionalized monomer precursors via reversible addition-fragmentation chain transfer (RAFT) polymerization. These glycopolymers were fluorescently labeled and used to determine macrophage-specific targeting both in vitro and in vivo. Mannose- and N-acetylglucosamine-containing glycopolymers were shown to specifically target mouse bone marrow-derived macrophages (BMDMs) in vitro in a dose-dependent manner as compared to a galactose-containing glycopolymer (30- and 19-fold higher uptake, respectively). In addition, upon macrophage differentiation, the mannose glycopolymer exhibited enhanced uptake in M2-polarized macrophages, an anti-inflammatory macrophage phenotype prevalent in injured tissue. This carbohydrate-specific uptake was retained in vivo, as alveolar macrophages demonstrated 6-fold higher internalization of mannose glycopolymer, as compared to galactose, following intratracheal administration in mice. We have shown the successful synthesis of a class of functional RAFT glycopolymers capable of macrophage-type specific uptake both in vitro and in vivo, with significant implications for the design of future targeted drug delivery systems.

Indexed as

AcetylglucosamineAdministration, InhalationAgglutinationAnalysis of VarianceAnimalsCells, CulturedDrug CarriersMacrophages, AlveolarMaleimidesMannoseMannose-Binding LectinsMiceMice, Inbred C57BLPolymethacrylic AcidsReceptors, Cell SurfaceSpectrophotometry, UltravioletAcetylglucosamineAlexa Fluor 488 C5-maleimideDrug CarriersMaleimidesMannoseMannose-Binding Lectinspolymethacrylic acidPolymethacrylic AcidsReceptors, Cell Surface

Identifiers

PMID22770567
PMCPMC3449172
OpenAlexW1995853073

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.