What question did this study set out to answer?

This research aims to assess how angiotensin II type 2 receptor signaling affects pancreatic carcinoma growth in mice.

February 24, 2010BMC CancerOpen Access

Angiotensin II type 2 receptor signaling significantly attenuates growth of murine pancreatic carcinoma grafts in syngeneic mice

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This research aims to assess how angiotensin II type 2 receptor signaling affects pancreatic carcinoma growth in mice.
Investigated pancreatic carcinoma grafts in syngeneic wild type and AT2 receptor-deficient mice.
Assessed tumor growth, proliferation, apoptosis, and vasculature using various assays.
Analyzed data using t-tests, considering significance at p < 0.05.
Subcutaneous pancreatic carcinoma growth was faster in AT2-KO mice compared to wild type (p < 0.05).
Higher Ki-67 positive cells in AT2-KO compared to wild type mice.
Increased tumor vasculature in AT2-KO mice, associated with higher VEGF production in stromal cells.

Structured PICO

Population

Syngeneic wild type and AT2 receptor-deficient (AT2-KO) mice with subcutaneously transplanted syngeneic xenografts of PAN02 cells (mouse pancreatic ductal carcinoma cells derived from the C57/BL6 strain)

Intervention

AT2 receptor deficiency (AT2-KO mice)

Comparator

Wild type mice

Outcome

Tumor growth of subcutaneously transplanted syngeneic xenografts of PAN02 cellssurrogate

Angiotensin II AT2 receptor signaling in host stromal cells acts as a negative regulator of pancreatic carcinoma cell growth in a murine model.

Discussion

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Implication

AT2 loss accelerates pancreatic xenograft growth in mice; leaves open whether stromal AT2 agonism merits human investigation.

Cite This Study

Doi et al. (2010) studied this question.

synapsesocial.com/papers/6a71a10e53da1ffdb507c1d9 https://doi.org/10.1186/1471-2407-10-67

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Angiotensin II type 2 receptor signaling significantly attenuates growth of murine pancreatic carcinoma grafts in syngeneic mice

Key Points

Structured PICO

Discussion

Implication

Cite This Study

Angiotensin II type 2 receptor signaling significantly attenuates growth of murine pancreatic carcinoma grafts in syngeneic mice

Key Points

Structured PICO

Discussion

Implication

Cite This Study