What question did this study set out to answer?

This research aims to investigate whether indomethacin can inhibit colon cancer development induced by N-methylnitrosourea in rats.

January 1, 1983Carcinogenesis

Inhibition of initiation and promotion by N-methylnitrosourea-induced colon carcinogenesis in rats by non-steroid anti-inflammatory agent indomethacin

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Authors

TNTomio NarisawaCollege of Allied Medical Science Akita University MSMakoto SatohJichi Medical University MSMasanori SanoJikei University School of Medicine

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Implication

Randomized trial examined indomethacin's effect on colon cancer prevention in rats, indicating potential benefits for inhibition of cancer development.

Key Points

This research aims to investigate whether indomethacin can inhibit colon cancer development induced by N-methylnitrosourea in rats.
CD-Fischer rats received 3 doses of 4 mg N-methyl-N-nitrosourea to induce colon cancer.
Indomethacin was given in a 0.001% water solution as drinking water during different phases of the cancer induction process.
Autopsies were conducted at week 31 to assess colon cancer development in treated versus untreated groups.
Indomethacin treatment during initiation (week 1) and promotion (week 2-30) significantly reduced colon cancer development compared to controls.
Removal of indomethacin treatment after the promotion stage allowed for cancer development, suggesting survival of initiated cells during treatment.
Indomethacin's effect is linked to its ability to inhibit prostaglandin synthesis in the colon.

Cite This Study

Narisawa et al. (1983) studied this question.

synapsesocial.com/papers/6a1ca48db97f28c4631d7ba9 https://doi.org/10.1093/carcin/4.10.1225

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Implication

Randomized trial examined indomethacin's effect on colon cancer prevention in rats, indicating potential benefits for inhibition of cancer development.

Inhibition of initiation and promotion by N-methylnitrosourea-induced colon carcinogenesis in rats by non-steroid anti-inflammatory agent indomethacin

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Implication

Key Points

Cite This Study

Inhibition of initiation and promotion by N-methylnitrosourea-induced colon carcinogenesis in rats by non-steroid anti-inflammatory agent indomethacin

Discussion

Member takes

Implication

Key Points

Cite This Study

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