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Multi-responsive polypeptide hydrogels derived from N -carboxyanhydride terpolymerizations for delivery of nonsteroidal anti-inflammatory drugs

Overview of attention for article published in Organic and Biomolecular Chemistry, January 2017
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  • Good Attention Score compared to outputs of the same age (69th percentile)
  • Good Attention Score compared to outputs of the same age and source (71st percentile)

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2 X users
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Title
Multi-responsive polypeptide hydrogels derived from N -carboxyanhydride terpolymerizations for delivery of nonsteroidal anti-inflammatory drugs
Published in
Organic and Biomolecular Chemistry, January 2017
DOI 10.1039/c7ob00931c
Pubmed ID
Authors

Jingwei Fan, Richen Li, Hai Wang, Xun He, Tan P Nguyen, Rachel A Letteri, Jiong Zou, Karen L Wooley

Abstract

A polypeptide-based hydrogel system, when prepared from a diblock polymer with a ternary copolypeptide as one block, exhibited thermo-, mechano- and enzyme-responsive properties, which enabled the encapsulation of naproxen (Npx) during the sol-gel transition and its release in the gel state. Statistical terpolymerizations of l-alanine (Ala), glycine (Gly) and l-isoleucine (Ile) NCAs at a 1 : 1 : 1 feed ratio initiated by monomethoxy monoamino-terminated poly(ethylene glycol) afforded a series of methoxy poly(ethylene glycol)-block-poly(l-alanine-co-glycine-co-l-isoleucine) (mPEG-b-P(A-G-I)) block polymers. β-Sheets were the dominant secondary structures within the polypeptide segments, which facilitated a heat-induced sol-to-gel transition, resulting from the supramolecular assembly of β-sheets into nanofibrils. Deconstruction of the three-dimensional networks by mechanical force (sonication) triggered the reverse gel-to-sol transition. Certain enzymes could accelerate the breakdown of the hydrogel, as determined by in vitro gel weight loss profiles. The hydrogels were able to encapsulate and release Npx over 6 days, demonstrating the potential application of these polypeptide hydrogels as an injectable local delivery system for small molecule drugs.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 44 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 44 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 15 34%
Student > Bachelor 6 14%
Student > Doctoral Student 2 5%
Other 2 5%
Researcher 2 5%
Other 5 11%
Unknown 12 27%
Readers by discipline Count As %
Chemistry 14 32%
Materials Science 5 11%
Biochemistry, Genetics and Molecular Biology 3 7%
Engineering 3 7%
Economics, Econometrics and Finance 2 5%
Other 5 11%
Unknown 12 27%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 4. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 13 December 2023.
All research outputs
#7,496,299
of 25,756,911 outputs
Outputs from Organic and Biomolecular Chemistry
#2,173
of 6,872 outputs
Outputs of similar age
#127,197
of 424,022 outputs
Outputs of similar age from Organic and Biomolecular Chemistry
#128
of 450 outputs
Altmetric has tracked 25,756,911 research outputs across all sources so far. This one has received more attention than most of these and is in the 69th percentile.
So far Altmetric has tracked 6,872 research outputs from this source. They receive a mean Attention Score of 3.7. This one has gotten more attention than average, scoring higher than 66% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 424,022 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 69% of its contemporaries.
We're also able to compare this research output to 450 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 71% of its contemporaries.