Effects of Atrophic Changes in Mucosa and Endogenous Gastrin (Hypergastrinemia) on Development of Experimental Gastric Cancer and its Growth in Rats : A Pilot Study

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Title ( eng )
Effects of Atrophic Changes in Mucosa and Endogenous Gastrin (Hypergastrinemia) on Development of Experimental Gastric Cancer and its Growth in Rats : A Pilot Study
Title ( jpn )
萎縮性胃炎とガストリンの実験胃癌に及ぼす影響
Creator
Kishimoto Shinya
Kunita Satoko
Shimizu Satoshi
Koh Hassei
Yamamoto Masahiro
Kajiyama Goro
Miyoshi Akima
Source Title
Hiroshima Journal of Medical Sciences
Volume 32
Issue 2
Start Page 213
End Page 218
Journal Identifire
[PISSN] 0018-2052
[EISSN] 2433-7668
[NCID] AA00664312
Abstract
In the present experiment the influence of atrophic mucosa and resulting endogenous hypergastrinemia on the induction of gastric cancer by N-methyl-N'-nitro-N-nitrosoguanidine (MNNG) was examined in male Donryu rats. All rats were fed MNNG in tap water for 6 months and were killed after more 5 months. The incidence of gastric cancer was 55% in rats with atrophic gastritis and hypergastrinemia, which is significantly higher than the incidence of 10 % observed in rats treated with MNNG alone. Gastric cancer was not found in any rats with atrophic gastritis without associating with hypergastrinemia. These data suggest that atrophic mucosa and resulting hypergastrinemia are important in development and growth of gastric cancer in rats.
Keywords
Experimental atropic gastritis
Gastric cancer
Gastrin
Descriptions
This work was supported by a grant from the Ministry of Education (1976-1977).
NDC
Medical sciences [ 490 ]
Language
eng
Resource Type departmental bulletin paper
Publisher
Hiroshima University School of Medicine
Date of Issued 1983-06
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0018-2052
[NCID] AA00664312
[PMID] 6618902