Expression of group-II phospholipase A, in malignant and non-malignant human gastric mucosa
1993
Expression of Group-II Phospholipase A in Human Gastric Mucosa
Sample size: 45
publication
Evidence: moderate
Author Information
Author(s): K. Murata, H. Egami, H. Kiyohara, S. Oshima, T. Kurizaki, M. Ogawa
Primary Institution: Kumamoto University Medical School
Hypothesis
The expression of M-PLA2 is associated with the proliferative kinetics and regeneration of human gastric mucosa.
Conclusion
The study suggests that M-PLA2 expression may indicate a physiological relationship with metaplasia and the invasive ability of gastric cancer.
Supporting Evidence
- M-PLA2 was detected in cancer cells with low differentiation.
- The expression of M-PLA2 was closely related to the degree of development of brush borders in intestinal metaplasia.
- M-PLA2 expression was found in 84.6% of pseudopyloric metaplasia cases.
- Intestinal metaplasia showed a positive association with M-PLA2 expression.
- M-PLA2 was not expressed in normal gastric mucosa.
- Expression of M-PLA2 was inversely proportional to the degree of cell differentiation in gastric cancer.
Takeaway
This study looked at a protein called M-PLA2 in stomach tissues to see how it relates to cancer and other changes in the stomach.
Methodology
Immunohistochemical analysis of M-PLA2 expression in various gastric mucosae.
Participant Demographics
27 males and 18 females, ages 32 to 85 (average age 66.2 years).
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.01
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