Peripheral mRNA Expression and Prognostic Significance of Emotional Stress Biomarkers in Metastatic Breast Cancer Patients

Tahreem Fiaz, Muhammad Shahid Nadeem, Obaid Afzal, Abdulmalik S.A. Altamimi, Sami I. Alzarea, Waleed Hassan Almalki, Hafsa Ahmed Khan, Iahtisham-Ul-Haq, Sharoon Hanook, Imran Kazmi, Muhammad Mustafa

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Emotional stress is believed to be associated with increased tumor progression. Stress-induced epigenetic modifications can contribute to the severity of disease and poor prognosis in cancer patients. The current study aimed to investigate the expression profiles along with the prognostic significance of psychological stress-related genes in metastatic breast cancer patients, to rationalize the molecular link between emotional stress and cancer progression. We profiled the expression of selected stress-associated genes (5-HTT, NR3C1, OXTR, and FKBP5) in breast cancer including the stress evaluation of all participants using the Questionnaire on Distress in Cancer Patients–short form (QSC-R10). A survival database, the Kaplan–Meier Plotter, was used to explore the prognostic significance of these genes in breast cancer. Our results showed relatively low expressions of 5-HTT (p = 0.02) and OXTR (p = 0.0387) in metastatic breast cancer patients as compared to the non-metastatic group of patients. The expression of NR3C1 was low in tumor grade III as compared to grade II (p = 0.04). Additionally, the expression of NR3C1 was significantly higher in patients with positive estrogen receptor status. However, no significant difference was found regarding FKBP5 expression in breast cancer. The results suggest a potential implication of these genes in breast cancer pathology and prognosis.

Original languageEnglish
Article number14097
JournalInternational Journal of Molecular Sciences
Volume23
Issue number22
DOIs
StatePublished - Nov 2022

Keywords

  • HPA-axis
  • breast cancer
  • distress
  • emotional stress
  • prognosis
  • stress-related genes

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