The association of openness personality trait with stress-related salivary biomarkers in burning mouth syndrome

Fabrício T.A. De Souza, Arthur Kummer, Maiza L.V. Silva, Tânia M.P. Amaral, Evandro N. Abdo, Mauro H.N.G. Abreu, Tarcília A. Silva, Antônio L. Teixeira

Research output: Contribution to journalArticlepeer-review

36 Scopus citations

Abstract

Background: Burning mouth syndrome (BMS) is a chronic disorder defined as a burning sensation in the oral mucosa without evidence of pathological findings. Its pathophysiology is largely unknown, but psychiatric disorders and personality traits have been implicated. Objective: This study investigated whether there is any association between salivary biomarkers and personality traits in BMS patients. Methods: It was a cross-sectional, controlled study that evaluated 30 individuals with BMS and 32 controls. All subjects were assessed with a structured psychiatric interview (Mini International Neuropsychiatric Interview) and the Big Five inventory. Salivary levels of brain-derived neurotrophic factor (BDNF), neural growth factor, tumor necrosis factor-α, interleukin (IL)-6, IL-10 and cortisol were determined. Results: We found that BMS patients exhibited more traits of neuroticism and lower openness than controls. Openness showed a moderate and negative correlation with cortisol, BDNF and IL-6. Conclusion: Personality traits are associated with salivary biomarkers in BMS.

Original languageEnglish (US)
Pages (from-to)250-255
Number of pages6
JournalNeuroImmunoModulation
Volume22
Issue number4
DOIs
StatePublished - Apr 24 2015
Externally publishedYes

Keywords

  • Burning mouth syndrome
  • Personality traits
  • Psychobiology
  • Psychopathology
  • Salivary biomarkers

ASJC Scopus subject areas

  • Immunology
  • Endocrinology
  • Neurology
  • Endocrine and Autonomic Systems

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