Expression of midkine in the early stage of carcinogenesis in human colorectal cancer
1999

Midkine and Early Stage Colorectal Cancer

Sample size: 76 publication Evidence: moderate

Author Information

Author(s): Ye C, Qi M, Fan Q-W, Ito K, Akiyama S, Kasai Y, Matsuyama M, Muramatsu T, Kadomatsu K

Primary Institution: Fujita Health University School of Medicine

Hypothesis

Does midkine contribute to the early stage of carcinogenesis in colorectal cancer?

Conclusion

Midkine expression is significantly elevated in colorectal adenomas and carcinomas compared to normal tissues.

Supporting Evidence

  • Midkine expression was significantly more elevated in adenomas than in normal tissues.
  • A difference in MK expression was also observed between carcinomas and corresponding normal tissues.
  • MK immunostaining was positive in adenomas with moderate- and severe-grade dysplasia and in carcinomas.

Takeaway

Midkine is a protein that seems to be more present in early stages of colorectal cancer, which might help us understand how this cancer develops.

Methodology

The study examined MK mRNA levels in 20 adenomas and 28 carcinomas using Northern blotting.

Participant Demographics

The study included 20 adenomas with moderate- and severe-grade dysplasia and 28 carcinomas.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690030

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