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[Effects of leukotrienes on production of interleukin 6 from mouse peritoneal macrophages]
1Institute of Materia Medica, Chinese Academy of Medical Sciences, Peking Union Medical College, Beijing 100050.
Abstract:
In the present study, effects of leukotrienes on IL-6 production by mouse resident peritoneal macrophages were explored with a bioassay method involving IL-6 dependent murine hybridoma B9 cell line. The results showed that LTB4, LTC4 and LTD4 can enhance the production of IL-6 from cultured peritoneal macrophages of mice. The optimal concentractions for LTB4, LTC4 and LTD4 were found to be 1.45 x 10(-6), 6.9 x 10(-8) and 8.05 x 10(-8) mol.L-1, respectively. The results suggest that peptide leukotrienes might play important role on IL-6 production in the local milieu of inflammation.
Insights
Leukotrienes, including LTB4, LTC4, and LTD4, were found to enhance interleukin-6 (IL-6) production in mouse macrophages. These findings suggest a role for peptide leukotrienes in inflammatory responses.
Area of Science:
- Immunology
- Biochemistry
Context:
- Investigates the role of inflammatory mediators in cellular responses.
- Focuses on the interaction between leukotrienes and cytokine production.
Purpose:
- To determine the effect of specific leukotrienes (LTB4, LTC4, LTD4) on interleukin-6 (IL-6) production by mouse peritoneal macrophages.
Summary:
- Leukotrienes LTB4, LTC4, and LTD4 were observed to increase IL-6 secretion from cultured mouse peritoneal macrophages.
- Optimal concentrations for LTB4, LTC4, and LTD4 enhancing IL-6 production were identified.
- The study utilized a bioassay with the IL-6 dependent murine hybridoma B9 cell line.
Impact:
- Suggests that peptide leukotrienes may significantly influence IL-6 production within inflammatory environments.
- Highlights a potential mechanism in the local inflammatory milieu involving macrophage-derived IL-6.