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Recombinant fusion protein of cholera toxin B subunit with YVAD secreted by Lactobacillus caseiinhibits lipopolysaccharide-induced caspase-1 activation and subsequent IL-1 beta secretion in Caco-2…

Overview of attention for article published in BMC Biotechnology, May 2014
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Title
Recombinant fusion protein of cholera toxin B subunit with YVAD secreted by Lactobacillus caseiinhibits lipopolysaccharide-induced caspase-1 activation and subsequent IL-1 beta secretion in Caco-2 cells
Published in
BMC Biotechnology, May 2014
DOI 10.1186/1472-6750-14-38
Pubmed ID
Authors

Yukihiro Hiramatsu, Masatatsu Yamamoto, Tomomitsu Satho, Keiichi Irie, Akiko Kai, Saori Uyeda, Yuki Fukumitsu, Akihisa Toda, Takeshi Miyata, Fumio Miake, Takeshi Arakawa, Nobuhiro Kashige

Abstract

Lactobacillus species are used as bacterial vectors to deliver functional peptides to the intestine because they are delivered live to the intestine, colonize the mucosal surface, and continue to produce the desired protein. Previously, we generated a recombinant Lactobacillus casei secreting the cholera toxin B subunit (CTB), which can translocate into intestinal epithelial cells (IECs) through GM1 ganglioside. Recombinant fusion proteins of CTB with functional peptides have been used as carriers for the delivery of these peptides to IECs because of the high cell permeation capacity of recombinant CTB (rCTB). However, there have been no reports of rCTB fused with peptides expressed or secreted by Lactobacillus species. In this study, we constructed L. casei secreting a recombinant fusion protein of CTB with YVAD (rCTB-YVAD). YVAD is a tetrapeptide (tyrosine-valine-alanine-aspartic acid) that specifically inhibits caspase-1, which catalyzes the production of interleukin (IL)-1β, an inflammatory cytokine, from its inactive precursor. Here, we examined whether rCTB-YVAD secreted by L. casei binds to GM1 ganglioside and inhibits caspase-1 activation in Caco-2 cells used as a model of IECs.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 22 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 22 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 5 23%
Student > Master 4 18%
Student > Doctoral Student 3 14%
Researcher 2 9%
Student > Bachelor 1 5%
Other 2 9%
Unknown 5 23%
Readers by discipline Count As %
Agricultural and Biological Sciences 5 23%
Biochemistry, Genetics and Molecular Biology 4 18%
Immunology and Microbiology 4 18%
Unspecified 1 5%
Engineering 1 5%
Other 0 0%
Unknown 7 32%
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 11 October 2014.
All research outputs
#18,371,959
of 22,755,127 outputs
Outputs from BMC Biotechnology
#763
of 935 outputs
Outputs of similar age
#164,080
of 227,074 outputs
Outputs of similar age from BMC Biotechnology
#23
of 27 outputs
Altmetric has tracked 22,755,127 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 935 research outputs from this source. They typically receive more attention than average, with a mean Attention Score of 7.7. This one is in the 9th percentile – i.e., 9% of its peers scored the same or lower than it.
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 227,074 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 14th percentile – i.e., 14% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 27 others from the same source and published within six weeks on either side of this one. This one is in the 7th percentile – i.e., 7% of its contemporaries scored the same or lower than it.