Development of an Orthotopic Human Pancreatic Cancer Xenograft Model Using Ultrasound Guided Injection of Cells
2011

Developing a New Method for Pancreatic Cancer Models

Sample size: 10 publication 10 minutes Evidence: moderate

Author Information

Author(s): Huynh Amanda Shanks, Abrahams Dominique F., Torres Monica S., Baldwin Margaret K., Gillies Robert J., Morse David L.

Primary Institution: H. Lee Moffitt Cancer Center and Research Institute

Hypothesis

Can ultrasound guided injection (USGI) be used to create orthotopic pancreatic cancer xenograft models in mice?

Conclusion

The study successfully developed a minimally invasive method for creating pancreatic cancer models that is comparable to traditional surgical methods.

Supporting Evidence

  • The take rate for the orthotopic xenograft was 100% for both cell lines used.
  • Mean tumor volumes were comparable between the new method and traditional surgical methods.
  • Ultrasound imaging allowed for real-time monitoring of tumor growth.

Takeaway

Researchers found a new way to inject cancer cells into mice's pancreases using ultrasound, which is easier and less risky than older methods.

Methodology

The study used ultrasound guided injection to place human pancreatic cancer cells into the pancreases of mice and monitored tumor growth using imaging techniques.

Potential Biases

Potential bias in tumor detection due to the imaging methods used.

Limitations

The study's findings may not be generalizable to all types of pancreatic cancer due to the specific cell lines used.

Participant Demographics

Mice used were 6-8 weeks old female athymic nude mice.

Statistical Information

P-Value

0.002

Statistical Significance

p<0.002

Digital Object Identifier (DOI)

10.1371/journal.pone.0020330

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