Reciprocal IL-1β gene expression in medial and lateral hypothalamic areas in SART-stressed mice

Hiromi Tagoh, Hisao Nishijo, Teruko Uwano, Hiroyuki Kishi, Taketoshi Ono, Atsushi Muraguchi*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Specific alteration of rhythm of temperature (SART) stress has been found to induce thymic atrophy via activation of the hypothalamus-pituitary-adrenal (HPA) axis. We demonstrate here that SART stress induces increment of IL-1β mRNA levels in the medial hypothalamic area (MHA) and decrement of IL-1β mRNA levels in the lateral hypothalamic area (LHA). The altered levels of IL-1β expression in these: loci return to those of non-stressed mice upon cessation of the stress. These data imply that the reciprocal wave of SART stress-induced IL- 1β gene expression in MHA and LHA may contribute to activation of the HPA axis and the resulting immunological dysfunction.

Original languageEnglish
Pages (from-to)17-20
Number of pages4
JournalNeuroscience Letters
Volume184
Issue number1
DOIs
StatePublished - 1995/01/16

Keywords

  • Hypothalamus-pituitary-adrenal (HPA) axis
  • IL-1β mRNA
  • Lateral hypothalamic area (LHA)
  • Medial hypothalamic area (MHA)
  • Specific alteration of rhythm of temperature (SART) stress
  • Thymic atrophy

ASJC Scopus subject areas

  • General Neuroscience

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