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2. Hananouchi, M.: Electron microscopic studies on experimental gastric cancer of the glandular stomach in rats. Nagoya Med J, 19: 169-174, 1974.

3. Arai, M., Kani, T., Sugihara, S., Matsumura, K., Miyata, Y., Shinohara, Y., Ito, N.: Scanning and transmission electron microscopy of changes in the urinary bladder in rats treated with N-butyl-N-(4-hydroxybutyl)nitrosamine. Gann, 65: 529-540, 1974.

4. Hananouchi, M., Fukushima, S., Takahashi, M.: Electron microscopic studies on experimental undifferentiated adenocarcinomas of glandular stomach in rats. Gann, 65:323-330, 1974.

5. Fukushima, S., Tatematsu, M., Takahashi, M.: Combined effect of various surfactants on gastric carcinogenesis in rats treated with N-methyl-N’-nitro-N-nitrosoguanidine. Gann, 65:371-376, 1974.

1. Takahashi, M., Fukushima, S., Sato, H.: Carcinogenic effect of N-methyl-N’-nitro-N-nitrosoguanidine with various kinds of surfactant in the glandular stomach of rats. Gann, 64:211-218, 1973.

1. Takahashi, M.: Effect of alkylbenzenesulfonate as a vehicle for 4-nitroquinoline 1-oxide on gastric carcinogenesis in rats. Gann, 61:27-33, 1970.

1. Takahashi, M., Sato, H.: Effect of 4-nitroquinoline 1-oxide with alkylbenzenesulfonate on gastric carcinogenesis in rats. Gann Mongraph 8: 241-261, 1969.