What question did this study set out to answer?

To determine whether female sex steroid hormones directly regulate the transcriptional activity and expression of the IFN-gamma gene.

June 1, 1991The Journal of Immunology

Estrogen regulates the IFN-gamma promoter

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Authors

HFHoward S. FoxUniversity of Nebraska at Omaha BBBarbara L. BondSan Francisco General Hospital TPTristram G. ParslowScripps Research Institute

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Implication

Laboratory experiment demonstrates that estradiol enhances IFN-gamma promoter activity in lymphoid cells, suggesting a mechanism for heightened female immune reactivity and autoimmunity risk.

Key Points

To determine whether female sex steroid hormones directly regulate the transcriptional activity and expression of the IFN-gamma gene.
Conducted transient expression assays in receptor-expressing lymphoid cells to assess the effect of 17 beta-estradiol on the IFN-gamma promoter.
Measured IFN-gamma mRNA expression following short-term 17 beta-estradiol exposure in Con A-stimulated murine spleen cells.
17 beta-estradiol markedly enhanced IFN-gamma promoter activity in lymphoid cells expressing the estrogen receptor through 5'-flanking gene sequences.
Estradiol augmented the stimulatory effects of T cell-activating agents and elevated IFN-gamma mRNA expression in Con A-treated murine splenocytes.

Cite This Study

Fox et al. (1991) studied this question.

synapsesocial.com/papers/69f2b485b314c0098dde9410 https://doi.org/10.4049/jimmunol.146.12.4362

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Implication

Laboratory experiment demonstrates that estradiol enhances IFN-gamma promoter activity in lymphoid cells, suggesting a mechanism for heightened female immune reactivity and autoimmunity risk.

Estrogen regulates the IFN-gamma promoter

Discussion

Member takes

Implication

Key Points

Cite This Study

Estrogen regulates the IFN-gamma promoter

Discussion

Member takes

Implication

Key Points

Cite This Study

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