Dicer Is Required for Maintaining Adult Pancreas
2009

Dicer's Role in Adult Pancreas

Sample size: 20 publication 10 minutes Evidence: moderate

Author Information

Author(s): Morita Sumiyo, Hara Akemi, Kojima Itaru, Horii Takuro, Kimura Mika, Kitamura Tadahiro, Ochiya Takahiro, Nakanishi Katsumi, Matoba Ryo, Matsubara Kenichi, Hatada Izuho

Primary Institution: Gunma University

Hypothesis

Does the down-regulation of Dicer1 expression influence adult pancreas tissues?

Conclusion

Dicer1 is important for maintaining the adult pancreas, as abnormalities were observed in Dicer1-hypomorphic mice.

Supporting Evidence

  • Dicer1-hypomorphic mice showed normal development until 4 weeks of age.
  • Histological abnormalities were only found in the pancreas of Dicer1-hypomorphic mice.
  • The pancreas size was similar between Dicer1-hypomorphic and wild-type mice.
  • Increased ductal epithelial cells stained with insulin and glucagon were observed in Dicer1-hypomorphic mice.

Takeaway

Dicer1 helps keep the pancreas healthy in adult mice, and when it's not working right, the pancreas can develop problems.

Methodology

Histological analysis and immunohistochemistry were performed on various tissues from Dicer1-hypomorphic and wild-type mice.

Limitations

The study focused only on the pancreas and did not explore potential abnormalities in other tissues.

Participant Demographics

Adult mice aged 8-10 weeks were used in the study.

Statistical Information

P-Value

0.0051

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004212

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication