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Klotho dysfunction: A pathway linking the aging process to bipolar disorder?

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Bipolar disorder (BD) patients showed higher plasma Klotho levels than controls, contrary to expectations. This suggests Klotho may be linked to BD progression, warranting further investigation into mood disorders.

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Area of Science:

  • Neuroscience
  • Aging Research
  • Biochemistry

Background:

  • Accelerated aging is observed in bipolar disorder (BD), but the underlying biological mechanisms remain unclear.
  • Reduced Klotho protein levels are linked to premature aging and age-related diseases.

Purpose of the Study:

  • To investigate plasma Klotho levels in patients with bipolar disorder (BD) compared to healthy controls.
  • To explore the potential association between Klotho and the aging process in BD.

Main Methods:

  • Enzyme-linked immunosorbent assay (ELISA) was used to measure plasma Klotho levels.
  • Forty patients with type 1 BD and 30 controls were included in the study.

Main Results:

  • Patients with BD, both in remission and mania, exhibited significantly increased plasma Klotho levels compared to controls.
  • No significant difference in Klotho levels was observed between BD patients in remission and those in mania.
  • BD patients had a higher frequency of comorbidities like hypertension, diabetes, and hypothyroidism.

Conclusions:

  • The Klotho-related pathway appears to be altered in bipolar disorder.
  • Elevated plasma Klotho levels in BD patients may be associated with disease progression.
  • Further research is necessary to elucidate the role of Klotho in BD and other mood disorders.