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이영배(Young Bae Lee),김정목(Chung Mok Kim),조승호(Seung Ho Cho),정부근(Boo Keun Chung),최재득(Jae Duk Choi),김교명(Kyo Myung Kim) 대한소화기학회 1981 대한소화기학회지 Vol.13 No.2
N/A Serum values of the Zinc were determinded by atomic absorption/flame spectorometer in 43 normal adult and 55 patients with gastritis who were visited or admitted to Department of Internal Medicine, Han Gang Sacred Heart Hospital from January 1980 to August 1980. The results were as following. 1. Serum values of Zinc in patients with gastritis were 91>27. 29ug/100ml. 2. Serum values of Zinc in patients with Chronic superficial gastritis were significantly decreased. 3. Serum values of Zinc in control group were 89.2 12.9ug/100ml.
위암환자의 위액단백과 Amylase의 분리와 성상에 관한 연구
정부근,고재경,노연희 한양대학교 의과대학 1992 한양의대 학술지 Vol.12 No.1
Amylase activity was measure din gastric juice and cancer tissue of patients with stomach cancer to find out the possible use of the enzyme as a biochemical marker for stomach cancer. Amylase and proteins in gastric juice from patients with stomach cancer were separated by a DEAE-cellulose column chromatography to investigate the enzyme and proteins specific to the stomach cancer. (1)Protein content and amylase activity were not changed in gastric juice of patients with gastritis and duodenal ulcer, but significantly increased in gastric juice of patients with stomach cancer. The positive rate of protein content and the enzyme activity in the gastric juice as a marker for stomach cancer was relatively high. (2)Protein content in the stomach cancer tissue was significantly increased and amylase activity was greatly increased in 3 cases out of 12 cases of the stomach cancer tissues studied. (3)Substrate specificity and effect of halogen ions on amylase in gastric juice of patient with the stomach cancer was similar to those on the enzyme in the stomach cancer tissue. (4)DEAE-cellulose columkn chromatography revealed that proteins in gastric juice were separated into 8 peaks in the stomach cancer and into 6 peaks in the control. Amylase in the gastric juice was separated by the chromatography into 2 isozymes in the stomach cancer, but not in the control. Substrate specificity for the two gastric juice amylase isozymes was observed to be different. These results indicate that protein content and amylase activity in the gastric juice could be used as a biochemical marker for the stomach cancer and that amylases specific to the stomach cancer appear to be released from the stomach cancer tissue.