1. Aqueous extracts of the gastric carcinoma tissues inhibited the growth of Paramecium more intensely than those of the normal gastric mucosae. 2. A carbohydrate fraction and a basic substance of low molecular weight were responsible for this effect. 3. Intensity of the inhibitory effect of the cancerous extract was not dependent upon the nature of the tumor from which the extract had been prepared.
About this Journal The Tohoku Journal of Experimental Medicine (TJEM) was founded in 1920
by professors of Tohoku Imperial University, Medical School.
The TJEM has been published continuously, except for the year of 1946
just after the World War II.
The TJEM is open to original articles in all branches of medical
sciences.
The TJEM also covers the fields of disaster-prevention science,
including earthquake archeology.
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