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Cyclization of the Antimicrobial Peptide Gomesin with Native Chemical Ligation: Influences on Stability and Bioactivity

Overview of attention for article published in ChemBioChem, February 2013
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Title
Cyclization of the Antimicrobial Peptide Gomesin with Native Chemical Ligation: Influences on Stability and Bioactivity
Published in
ChemBioChem, February 2013
DOI 10.1002/cbic.201300034
Pubmed ID
Authors

Lai Yue Chan, Veronica M. Zhang, Yen‐hua Huang, Norman C. Waters, Paramjit S. Bansal, David J. Craik, Norelle L. Daly

Abstract

Gomesin is an 18-residue peptide originally isolated from the hemocytes of the Brazilian spider Acanthoscurria gomesiana. A broad spectrum of bioactivities have been attributed to gomesin, including in vivo and in vitro cytotoxicity against tumour cells, antimicrobial, antifungal, anti-Leishmania and antimalarial effects. Given the potential therapeutic applications of gomesin, it was of interest to determine if an engineered version with a cyclic backbone has improved stability and bioactivity. Cyclization has been shown to confer enhanced stability and activity to a range of bioactive peptides and, in the case of a cone snail venom peptide, confer oral activity in a pain model. The current study demonstrates that cyclization improves the in vitro stability of gomesin over a 24 hour time period and enhances cytotoxicity against a cancer cell line without being toxic to a noncancerous cell line. In addition, antimalarial activity is enhanced upon cyclization. These findings provide additional insight into the influences of backbone cyclization on the therapeutic potential of peptides.

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The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 56 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 56 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 13 23%
Student > Master 8 14%
Student > Bachelor 6 11%
Other 6 11%
Researcher 5 9%
Other 10 18%
Unknown 8 14%
Readers by discipline Count As %
Chemistry 16 29%
Agricultural and Biological Sciences 14 25%
Biochemistry, Genetics and Molecular Biology 7 13%
Medicine and Dentistry 4 7%
Pharmacology, Toxicology and Pharmaceutical Science 3 5%
Other 0 0%
Unknown 12 21%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. 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 22 February 2013.
All research outputs
#20,657,128
of 25,374,917 outputs
Outputs from ChemBioChem
#4,606
of 6,091 outputs
Outputs of similar age
#157,980
of 204,953 outputs
Outputs of similar age from ChemBioChem
#36
of 76 outputs
Altmetric has tracked 25,374,917 research outputs across all sources so far. This one is in the 10th percentile – i.e., 10% of other outputs scored the same or lower than it.
So far Altmetric has tracked 6,091 research outputs from this source. They receive a mean Attention Score of 4.5. This one is in the 13th percentile – i.e., 13% of its peers scored the same or lower than it.
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We're also able to compare this research output to 76 others from the same source and published within six weeks on either side of this one. This one is in the 26th percentile – i.e., 26% of its contemporaries scored the same or lower than it.