The role of human melanoma cell ICAM-1 expression on lymphokine activated killer cell-mediated lysis, and the effect of retinoic acid
1999
How retinoic acid affects melanoma cells and their interaction with immune cells
publication
Author Information
Author(s): Alexander C L, Edward M, MacKie R M
Primary Institution: University of Glasgow
Hypothesis
Does retinoic acid alter ICAM-1 expression in melanoma cells and affect their lysis by lymphokine-activated killer cells?
Conclusion
Retinoic acid increases the expression of ICAM-1 on melanoma cells, making them more susceptible to immune cell attack.
Supporting Evidence
- Retinoic acid increased mICAM-1 expression on melanoma cells.
- Blocking ICAM-1 reduced the lysis of tumor cells by immune cells.
- C8161 cells secreted more sICAM-1 than Hs294T cells.
Takeaway
This study found that a substance called retinoic acid helps immune cells better attack melanoma cancer cells by changing how these cancer cells express a specific protein.
Methodology
The study used Cr-51 release assays to analyze the effects of retinoic acid on ICAM-1 expression and tumor cell lysis.
Digital Object Identifier (DOI)
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