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Somatostatin, 1976

B L Pimstone, M Berelowitz, S Kronheim

    South African Medical Journal = Suid-Afrikaanse Tydskrif Vir Geneeskunde
    |September 4, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Somatostatin, a hormone that inhibits growth hormone release, impacts brain, pancreatic, and gut functions. Its precise physiological role remains unclear, but it may act as a neurotransmitter or modulator in the central nervous system (CNS).

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    Area of Science:

    • Neuroendocrinology
    • Cell Biology

    Background:

    • Somatostatin is a hormone originally isolated from the hypothalamus.
    • It influences growth hormone release, brain function, and pancreatic and gut activity.
    • Somatostatin is widely distributed in the central nervous system (CNS), gut, and thyroid C cells.

    Purpose of the Study:

    • To explore the widespread effects of somatostatin.
    • To investigate the potential physiological role of somatostatin.
    • To examine somatostatin's function within the CNS.

    Main Methods:

    • Pharmacological studies to observe somatostatin's effects.
    • Distribution analysis in neural tissue, particularly synaptosomal fractions.
    • Comparative analysis of its known functions and distribution.

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    Main Results:

    • Somatostatin exhibits broad pharmacological effects across various systems.
    • High concentrations are found in synaptosomal fractions of neural tissue.
    • Its widespread distribution suggests significant physiological importance.

    Conclusions:

    • The physiological role of somatostatin is currently unknown.
    • Somatostatin's presence in neural tissue suggests a potential role as a neurotransmitter or synaptic modulator.
    • Further research is needed to elucidate somatostatin's exact physiological functions.