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[Corticotropin releasing factor].

B Conte-Devolx, C Oliver, M Rey

    Presse Medicale (Paris, France : 1983)
    |March 30, 1985
    PubMed
    Summary
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    Researchers discovered corticotropin-releasing factor (CRF), a neurohormone that stimulates ACTH secretion. CRF is crucial for understanding the hypothalamus-pituitary-adrenal axis regulation.

    Area of Science:

    • Neuroendocrinology
    • Physiology

    Background:

    • The adrenal cortex's secretion is regulated by a complex system.
    • A specific neurohormone controlling ACTH secretion was sought.

    Purpose of the Study:

    • To identify the neurohormone responsible for ACTH secretion.
    • To elucidate the mechanism of action and regulatory role of this neurohormone.

    Main Methods:

    • Identification of corticotropin-releasing factor (CRF).
    • Localization of CRF within the paraventricular-infundibular hypothalamic tract.
    • Investigation of CRF's role in ACTH synthesis and secretion.

    Main Results:

    • CRF was identified as the specific neurohormone controlling ACTH secretion.

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  • CRF stimulates ACTH synthesis and secretion via a cAMP-dependent pathway.
  • CRF is a key component in the hypothalamic-pituitary-adrenal cortex axis regulation.
  • Conclusions:

    • Corticotropin-releasing factor (CRF) is the primary stimulant of corticotropic function.
    • CRF serves as a valuable tool for studying the regulation of the hypothalamus-pituitary-adrenal cortex axis.
    • Understanding CRF's role is essential for physiological and physiopathological research.