Evidence map›Paper›PMID 26453168›Full record

ArticleJournal of drug targeting2015

Low molecular weight chitosan-coated polymeric nanoparticles for sustained and pH-sensitive delivery of paclitaxel.

Sara A Abouelmagd, Youn Jin Ku, Yoon Yeo

Abstract readComparative Study
In one paragraph

Article in Journal of drug targeting, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Article
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  4. Review
  5. Article
  6. Review
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  11. Article
  12. Small molecule delivery to solid tumors with chitosan-coated PLGA particles: A lesson learned from comparative imaging.Journal of controlled release : official journal of the Controlled Release Society · 2017
    Article
  13. Article
  14. Article
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

3 authors.

Sara A Abouelmagda Department of Industrial and Physical Pharmacy , Purdue University , West Lafayette , IN , USA .
Youn Jin Kua Department of Industrial and Physical Pharmacy , Purdue University , West Lafayette , IN , USA .
Yoon Yeoa Department of Industrial and Physical Pharmacy , Purdue University , West Lafayette , IN , USA .

Funding

Environmentally-adaptive nanoparticles with focal irradiation for cancer therapyR01EB017791 · NIBIB · PURDUE UNIVERSITY · PI YEO, YOON · 2014 to 2018
$1.6M
NIBIB NIH HHS R01 EB017791
6 · The paper itself

Abstract

Low molecular weight chitosan (LMWC) is a promising polymer for surface modification of nanoparticles (NPs), which can impart both stealth effect and electrostatic interaction with cells at mildly acidic pH of tumors. We previously produced LMWC-coated NPs via covalent conjugation to poly(lactic-co-glycolic) acid (PLGA-LMWC NPs). However, this method had several weaknesses including inefficiency and complexity of the production as well as increased hydrophilicity of the polymer matrix, which led to poor drug release control. Here, we used the dopamine polymerization method to produce LMWC-coated NPs (PLGA-pD-LMWC NPs), where the core NPs were prepared with PLGA that served best to load and retain drugs and then functionalized with LMWC via polydopamine layer. The PLGA-pD-LMWC NPs overcame the limitations of PLGA-LMWC NPs while maintaining their advantages. First of all, PLGA-pD-LMWC NPs attenuated the release of paclitaxel to a greater extent than PLGA-LMWC NPs. Moreover, PLGA-pD-LMWC NPs had a pH-dependent surface charge profile and cellular interactions similar to PLGA-LMWC NPs, enabling acid-specific NP-cell interaction and enhanced drug delivery to cells in weakly acidic environment. Although the LMWC layer did not completely prevent protein binding in serum solution, PLGA-pD-LMWC NPs showed less phagocytic uptake than bare PLGA NPs.

Indexed as

Drug Delivery SystemsNanoparticlesAnimalsAntineoplastic Agents, PhytogenicCell LineCell Line, TumorChitosanDelayed-Action PreparationsDrug CarriersDrug CompoundingDrug LiberationHumansHydrogen-Ion ConcentrationHydrophobic and Hydrophilic InteractionsMiceMolecular WeightAntineoplastic Agents, PhytogenicChitosanDelayed-Action PreparationsDrug CarriersPaclitaxelDopamine polymerizationdrug deliverylow molecular weight chitosannanoparticlespH-sensitivesustained release

Identifiers

PMID26453168
PMCPMC4695210

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.