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Updated: Jul 25, 2026

Isolation of Murine Lymph Node Stromal Cells
Published on: August 19, 2014
Styrene epoxide intermediate as a possible stimulant of lymphocytic function
Styrene exposure stimulates the immune system in mice by increasing lymphocyte transformation. This immunostimulation appears to be mediated by styrene oxide, a metabolic byproduct.
Area of Science:
- Immunotoxicology
- Environmental Health
- Cellular Immunology
Background:
- Styrene is an industrial chemical with potential health effects.
- Understanding the immunomodulatory effects of styrene is crucial for risk assessment.
Purpose of the Study:
- To investigate the impact of styrene on lymphocyte function in mice.
- To explore the role of styrene oxide in styrene-induced immunomodulation.
Main Methods:
- Mice were treated with styrene.
- Splenic cell cultures were analyzed for lymphocyte transformation.
- Spontaneous and phytomitogen-induced blastogenesis were measured.
- Styrene and styrene oxide were added directly to splenic cultures in vitro.
Main Results:
- Styrene treatment increased lymphocyte transformation in mouse spleen cells.
- Both spontaneous and induced blast formation were enhanced.
- Styrene oxide, but not styrene, increased blast formation at low concentrations.
- High concentrations of styrene oxide exhibited cytotoxicity.
Conclusions:
- Styrene exhibits generalized immunostimulation in this experimental system.
- The immunomodulatory effect of styrene is likely mediated by its metabolite, styrene oxide.
- These findings highlight the importance of considering metabolic activation in styrene immunotoxicity.
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