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Related Experiment Videos

The senile dementias: a new model.

G J Edlin1

  • 1Department of Genetics, University of California, Davis 95616.

Medical Hypotheses
|September 1, 1988
PubMed
Summary

Fatal neurological disorders like Kuru and Creutzfeldt Jakob disease may not be caused by viruses. This research proposes peptide hormones, transmitted between individuals, activate genes leading to these spongiform encephalopathies.

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Area of Science:

  • Neurology
  • Molecular Biology
  • Endocrinology

Background:

  • Kuru and Creutzfeldt Jakob disease are fatal, transmissible human neurological disorders.
  • Scrapie in sheep shares similar characteristics.
  • Despite extensive research, no infectious agents (slow viruses) have been identified as the cause.

Purpose of the Study:

  • To propose an alternative etiology for subacute spongiform virus encephalopathies.
  • To suggest a novel mechanism involving peptide hormones in neurological disease pathogenesis.

Main Methods:

  • This study presents a theoretical model.
  • It postulates the role of peptide hormones in gene activation within neurons.

Main Results:

  • The proposed model challenges the viral hypothesis for these diseases.
  • It suggests peptide hormones, transmitted exogenously, trigger disease-specific gene expression.
  • Endogenously produced peptide hormones may cause non-transmissible diseases like Alzheimer's by activating amyloid protein genes.

Conclusions:

  • Subacute spongiform virus encephalopathies are likely caused by transmissible peptide hormones, not viruses.
  • Peptide hormones may also play a role in endogenous neurological diseases such as Alzheimer's.
  • This hormonal model offers a new perspective on neurological disease etiology.

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