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Related Concept Videos

Bipolar Disorder01:30

Bipolar Disorder

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Bipolar disorder is a chronic mental health condition marked by significant mood fluctuations, including episodes of mania and depression. Elevated energy levels, heightened mood or irritability, impulsive behavior, reduced sleep needs, rapid speech, racing thoughts, inflated self-esteem, and distractibility characterize mania. Individuals with bipolar disorder often alternate between depressive and manic states, with periods of emotional stability lasting an average of six months to a year.
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In eukaryotic DNA replication, a single-stranded DNA fragment remains at the end of a chromosome after the removal of the final primer. This section of DNA cannot be replicated in the same manner as the rest of the strand because there is no 3’ end to which the newly synthesized DNA can attach. This non-replicated fragment results in gradual loss of the chromosomal DNA during each cell duplication. Additionally, it can induce a DNA damage response by enzymes that recognize single-stranded...
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Replicative cell senescence is a property of cells that allows them to divide a finite number of times throughout the organism's lifespan while preventing excessive proliferation. Replicative senescence is associated with the gradual loss of the telomere — short, repetitive DNA sequences found at the end of the chromosomes. Telomeres are bound by a group of proteins to form a protective cap on the ends of chromosomes. Embryonic stem cells express telomerase — an enzyme that adds...
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Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
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Electroconvulsive therapy (ECT), or shock therapy, remains a critical biomedical intervention for severe, treatment-resistant depression. While its origins can be traced back to Hippocrates' observations that malaria-induced convulsions alleviated mental illness, modern ECT has evolved significantly from its earlier, more primitive applications. First introduced in 1938 by Ugo Cerletti and his colleagues, ECT involves inducing controlled seizures using electrical currents. In its early...
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Updated: May 15, 2025

Telomerase Activity in the Various Regions of Mouse Brain: Non-Radioactive Telomerase Repeat Amplification Protocol TRAP Assay
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Psychoeducational Program Increases Telomerase Activity in Bipolar Disorder: A Gender-Based Randomized Controlled

G Massa1,2, F Bruno3, L Tarsitani4

  • 1Division of Neuroscience, Department of Psychology, University La Sapienza, Rome, Italy.

CNS Neuroscience & Therapeutics
|April 10, 2025
PubMed
Summary
This summary is machine-generated.

Psychoeducational programs significantly increased telomerase activity (TA) in bipolar disorder (BD) patients. Women showed greater TA improvements, highlighting the need for gender-specific BD treatment strategies.

Keywords:
bipolar disordercellular agingchronic stressgender differencesintervention efficacymental healthpsychoeducationrandomized controlled trialtelomerase activitytelomere shortening

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Area of Science:

  • Biomedical Research
  • Psychiatry
  • Genetics

Background:

  • Bipolar disorder (BD) is a chronic mental health condition.
  • Telomerase activity (TA) is linked to cellular aging and health.
  • Understanding factors influencing TA in BD is crucial for treatment.

Purpose of the Study:

  • To evaluate the efficacy of a psychoeducational program in enhancing TA in BD patients.
  • To investigate potential gender differences in response to the psychoeducational intervention.

Main Methods:

  • Randomized controlled trial with 62 BD patients.
  • Participants assigned to psychoeducation (PE) or control (CTR) groups.
  • Telomerase activity (TA) measured pre- and post-intervention.

Main Results:

  • Significant TA increase in the PE group versus controls.
  • Female participants showed significant increases in TA and delta TA (ΔTA).
  • Male participants showed significant changes only in ΔTA.

Conclusions:

  • Psychoeducational interventions demonstrate gender-specific effects in BD patients.
  • Findings support personalized treatment approaches for bipolar disorder.
  • Further research into TA modulation in BD is warranted.