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Green banana protection of gastric mucosa against experimentally induced injuries in rats

Dunji, B. S. ; Svensson, I. LU ; Axelson, J. LU ; Adlercreutz, P. LU orcid ; Ar'rajab, A. ; Larsson, K. LU and Bengmark, S. LU (1993) In Scandinavian Journal of Gastroenterology 28(10). p.894-898
Abstract

The protective capacities of fresh green (unripe) sweet bananas and of phosphatidylcholine and pectin (banana ingredients) against acute (ethanol- or indomethacin-induced) and chronic (indomethacin-induced) gastric mucosal lesions were evaluated in rats. Banana pulp was mixed with saline and given by gavage, as a pretreatment in a single dose. The identical protocol was used for pectin and phosphatidylcholine solution, and the dosages were adjusted to equal the amount of ingredients in the banana mixture, but higher concentrations were also given. The banana suspension reduced acute lesions, as did pectin and phosphatidylcholine in higher concentrations, but in concentrations as in fresh fruit no protective effects were observed except... (More)

The protective capacities of fresh green (unripe) sweet bananas and of phosphatidylcholine and pectin (banana ingredients) against acute (ethanol- or indomethacin-induced) and chronic (indomethacin-induced) gastric mucosal lesions were evaluated in rats. Banana pulp was mixed with saline and given by gavage, as a pretreatment in a single dose. The identical protocol was used for pectin and phosphatidylcholine solution, and the dosages were adjusted to equal the amount of ingredients in the banana mixture, but higher concentrations were also given. The banana suspension reduced acute lesions, as did pectin and phosphatidylcholine in higher concentrations, but in concentrations as in fresh fruit no protective effects were observed except by pectin against indomethacin injury. In the model of chronic ulcers the banana suspension provided an incomplete and temporary protective effect. We conclude that the protective capacity of fresh green sweet bananas cannot be confined to only one active component. Pectin and phosphatidylcholine may protect gastric mucosa by strengthening the mucous-phospholipid layer, but the mechanism of protection afforded by bananas has to be further elucidated.

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author
; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Banana fruit, Chronic ulcer, Ethanol, Gastric mucosa, Indomethacin, Mucosal erosions, Mucosal protection, Pectin, Phosphatidylcholine
in
Scandinavian Journal of Gastroenterology
volume
28
issue
10
pages
5 pages
publisher
Taylor & Francis
external identifiers
  • scopus:0027443401
  • pmid:8266018
ISSN
0036-5521
DOI
10.3109/00365529309103131
language
English
LU publication?
yes
id
d5397a17-a8c9-4cd6-afcc-8d2562fbfba9
date added to LUP
2019-06-22 18:50:51
date last changed
2024-04-02 09:37:34
@article{d5397a17-a8c9-4cd6-afcc-8d2562fbfba9,
  abstract     = {{<p>The protective capacities of fresh green (unripe) sweet bananas and of phosphatidylcholine and pectin (banana ingredients) against acute (ethanol- or indomethacin-induced) and chronic (indomethacin-induced) gastric mucosal lesions were evaluated in rats. Banana pulp was mixed with saline and given by gavage, as a pretreatment in a single dose. The identical protocol was used for pectin and phosphatidylcholine solution, and the dosages were adjusted to equal the amount of ingredients in the banana mixture, but higher concentrations were also given. The banana suspension reduced acute lesions, as did pectin and phosphatidylcholine in higher concentrations, but in concentrations as in fresh fruit no protective effects were observed except by pectin against indomethacin injury. In the model of chronic ulcers the banana suspension provided an incomplete and temporary protective effect. We conclude that the protective capacity of fresh green sweet bananas cannot be confined to only one active component. Pectin and phosphatidylcholine may protect gastric mucosa by strengthening the mucous-phospholipid layer, but the mechanism of protection afforded by bananas has to be further elucidated.</p>}},
  author       = {{Dunji, B. S. and Svensson, I. and Axelson, J. and Adlercreutz, P. and Ar'rajab, A. and Larsson, K. and Bengmark, S.}},
  issn         = {{0036-5521}},
  keywords     = {{Banana fruit; Chronic ulcer; Ethanol; Gastric mucosa; Indomethacin; Mucosal erosions; Mucosal protection; Pectin; Phosphatidylcholine}},
  language     = {{eng}},
  month        = {{01}},
  number       = {{10}},
  pages        = {{894--898}},
  publisher    = {{Taylor & Francis}},
  series       = {{Scandinavian Journal of Gastroenterology}},
  title        = {{Green banana protection of gastric mucosa against experimentally induced injuries in rats}},
  url          = {{http://dx.doi.org/10.3109/00365529309103131}},
  doi          = {{10.3109/00365529309103131}},
  volume       = {{28}},
  year         = {{1993}},
}