Evidence map›Paper›PMID 23386106›Full record

ArticlePharmaceutical research2013

Microfluidic synthesis of PEG- and folate-conjugated liposomes for one-step formation of targeted stealth nanocarriers.

Renee R Hood, Chenren Shao, Donna M Omiatek, Wyatt N Vreeland, Don L DeVoe

Abstract read
In one paragraph

Article in Pharmaceutical research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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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.

Renee R HoodFischell Department of Bioengineering, University of Maryland, College Park, Maryland 20742, USA.
Chenren Shao
Donna M Omiatek
Wyatt N Vreeland
Don L DeVoe

Funding

Microfluidic Platform for Probing Ceramide ChannelsR21EB009485 · NIBIB · UNIV OF MARYLAND, COLLEGE PARK · PI DEVOE, DON L · 2009 to 2010
$399k
Single Molecule Mass Spectrometry in a Microfluidic Nanopore ChipR21EB011750 · NIBIB · UNIV OF MARYLAND, COLLEGE PARK · PI DEVOE, DON L · 2010 to 2010
$214k
NIBIB NIH HHS R21 EB009485NIBIB NIH HHS R21EB009485NIBIB NIH HHS R21 EB011750NIBIB NIH HHS R21EB011750
6 · The paper itself

Abstract

purposeA microfluidic hydrodynamic flow focusing technique enabling the formation of small and nearly monodisperse liposomes is investigated for continuous-flow synthesis of poly(ethylene glycol) (PEG)-modified and PEG-folate-functionalized liposomes for targeted drug delivery.

methodsControlled laminar flow in thermoplastic microfluidic devices facilitated liposome self-assembly from initial lipid compositions including lipid/cholesterol mixtures containing PEG-lipid and folate-PEG-lipid conjugates. Relationships among flow conditions, lipid composition, and liposome size were evaluated; their impact on PEG and folate incorporation were determined through a combination of UV-vis absorbance measurements and characterization of liposome zeta potential.

resultsPEG and folate were successfully incorporated into microfluidic-synthesized liposomes over the full range of liposome sizes studied. Efficiency of PEG-lipid incorporation was inversely correlated with liposome diameter. Folate-lipid was effectively integrated into liposomes at various flow conditions.

conclusionsLiposomes incorporating relatively large PEG-modified and folate-PEG-modified lipids were successfully synthesized using the microfluidic flow focusing platform, providing a simple, low cost, rapid method for preparing functionalized liposomes. Relationships between preparation conditions and PEG or folate-PEG functionalization have been elucidated, providing insight into the process and defining paths for optimization of the microfluidic method toward the formation of functionalized liposomes for pharmaceutical applications.

Indexed as

CholesterolDrug CarriersDrug Delivery SystemsFolic AcidLipidsLiposomesMicrofluidic Analytical TechniquesMicrofluidicsNanoparticlesParticle SizePolyethylene GlycolsCholesterolDrug CarriersFolic AcidLipidsLiposomespoly(ethylene glycol)-folatePolyethylene Glycols

Identifiers

PMID23386106
PMCPMC3650128

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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.