Immune Cell Infiltration in Gallbladder Cancer
Author Information
Author(s): Nakakubo Y, Miyamoto M, Cho Y, Hida Y, Oshikiri T, Suzuoki M, Hiraoka K, Itoh T, Kondo S, Katoh H
Primary Institution: Hokkaido University, Graduate School of Medicine
Hypothesis
We sought to determine the relationship of the intratumoural infiltration of CD4+ T cells, CD8+ T cells, NKCs, and DCs with tumour progression to identify favourable prognostic factors for patients with adenocarcinoma of the gallbladder.
Conclusion
High levels of CD4+ T cells, CD8+ T cells, and dendritic cell infiltration are associated with better prognosis in gallbladder cancer patients.
Supporting Evidence
- 51.1% of cancer cases had high CD4+ T cell infiltration.
- 37.8% of cancer cases had high CD8+ T cell infiltration.
- 48.9% of cancer cases exhibited high dendritic cell infiltration.
- High levels of immune cell infiltration correlated with better overall survival.
Takeaway
This study found that certain immune cells in gallbladder cancer can help doctors understand how well a patient might do after treatment.
Methodology
The study analyzed tissue samples from 110 gallbladders resected between 1989 and 1999, focusing on the infiltration of immune cells using immunohistochemistry.
Potential Biases
Potential biases may arise from the retrospective nature of the study and the selection of cases.
Limitations
The study only included patients with primary gallbladder adenocarcinoma and did not assess the impact of treatment on immune cell infiltration.
Participant Demographics
The study included 45 patients with gallbladder adenocarcinoma, consisting of 17 males and 28 females with a mean age of 66.7 years.
Statistical Information
P-Value
0.0075 for CD4+ TILs
Confidence Interval
0.071–0.666 for CD4+ TILs
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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