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Production and secretion of collagen-binding proteins from Aeromonas veronii

Ascencio, F ; Hirst, T R and Wadström, Torkel LU (2000) In Journal of Applied Microbiology 89(4). p.607-616
Abstract
Collagen-binding protein (CNBP) synthesized by Aeromonas veronii is located conserved within the subcellular fraction. The results of this study show that 98% of the total CNBP produced by Aer. veronii is present in the extracellular medium, and that the remaining CNBP is distributed either on the cell surface, within the periplasm or anchored on the outer membrane. CNBP is specifically secreted from Aer. veronii into the culture medium, because all the -lactamase activity was located in the cells and could be released by polymixin B extraction of periplasmic proteins. CNBP was produced at growth temperatures from 12 °C to 42 °C, but not at 4 °C. The findings indicate that the level of CNBP in the medium increases during the exponential... (More)
Collagen-binding protein (CNBP) synthesized by Aeromonas veronii is located conserved within the subcellular fraction. The results of this study show that 98% of the total CNBP produced by Aer. veronii is present in the extracellular medium, and that the remaining CNBP is distributed either on the cell surface, within the periplasm or anchored on the outer membrane. CNBP is specifically secreted from Aer. veronii into the culture medium, because all the -lactamase activity was located in the cells and could be released by polymixin B extraction of periplasmic proteins. CNBP was produced at growth temperatures from 12 °C to 42 °C, but not at 4 °C. The findings indicate that the level of CNBP in the medium increases during the exponential growth phase and reaches a maximum during the early stationary phase. There was less CNBP production in poor nutrient MMB medium than in the rich LB nutrient medium. CNBP secretion, in contrast to aerolysin secretion, was unaffected by the exeA mutation of Aer. hydrophila. It is concluded that CNBP secretion from Aer. veronii must be achieved by a mechanism different from that reported for aerolysin secretion. (Less)
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author
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Journal of Applied Microbiology
volume
89
issue
4
pages
607 - 616
publisher
Wiley-Blackwell
external identifiers
  • wos:000089993000008
  • scopus:0033785283
ISSN
1364-5072
DOI
10.1046/j.1365-2672.2000.01157.x
language
English
LU publication?
yes
id
1f180092-f57f-4863-8950-94d69015228d (old id 132376)
date added to LUP
2016-04-01 11:36:21
date last changed
2022-01-26 07:31:55
@article{1f180092-f57f-4863-8950-94d69015228d,
  abstract     = {{Collagen-binding protein (CNBP) synthesized by Aeromonas veronii is located conserved within the subcellular fraction. The results of this study show that 98% of the total CNBP produced by Aer. veronii is present in the extracellular medium, and that the remaining CNBP is distributed either on the cell surface, within the periplasm or anchored on the outer membrane. CNBP is specifically secreted from Aer. veronii into the culture medium, because all the -lactamase activity was located in the cells and could be released by polymixin B extraction of periplasmic proteins. CNBP was produced at growth temperatures from 12 °C to 42 °C, but not at 4 °C. The findings indicate that the level of CNBP in the medium increases during the exponential growth phase and reaches a maximum during the early stationary phase. There was less CNBP production in poor nutrient MMB medium than in the rich LB nutrient medium. CNBP secretion, in contrast to aerolysin secretion, was unaffected by the exeA mutation of Aer. hydrophila. It is concluded that CNBP secretion from Aer. veronii must be achieved by a mechanism different from that reported for aerolysin secretion.}},
  author       = {{Ascencio, F and Hirst, T R and Wadström, Torkel}},
  issn         = {{1364-5072}},
  language     = {{eng}},
  number       = {{4}},
  pages        = {{607--616}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Journal of Applied Microbiology}},
  title        = {{Production and secretion of collagen-binding proteins from Aeromonas veronii}},
  url          = {{https://lup.lub.lu.se/search/files/2557166/624302.pdf}},
  doi          = {{10.1046/j.1365-2672.2000.01157.x}},
  volume       = {{89}},
  year         = {{2000}},
}