Accessible standardized intracutaneous implants: Pancreatic adenocarcinoma in the Syrian hamster
1984
New Method for Tumor Growth in Hamsters
Sample size: 10
publication
Evidence: moderate
Author Information
Author(s): G.M. LaMuraglia, M.M. Abu-Khalaf, R.A. Malt
Primary Institution: Shriners Burns Institute and Massachusetts General Hospital
Hypothesis
Can a new method of intracutaneous inoculation improve tumor growth in hamsters?
Conclusion
The intracutaneous method for tumor inoculation is simple, inexpensive, and produces consistent results.
Supporting Evidence
- Intracutaneous inoculation produced tumors 100% of the time within 24 hours.
- Intracutaneous tumors were consistently spherical and showed no necrosis for 40 days.
- Only one cheek pouch tumor disappeared, while most continued to grow.
Takeaway
Scientists found a new way to grow tumors in hamsters that is easier and cheaper than old methods.
Methodology
Hamsters were inoculated with pancreatic cancer cells using a new suction method to create vesicles.
Limitations
The intracutaneous model is not immunologically privileged like other methods.
Participant Demographics
Male LVG Syrian golden hamsters, approximately 100 g.
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