Acute effect of high-intensity interval aerobic exercise on serum myokine levels and resulting tumour-suppressive effect in trained patients with advanced prostate cancer

Jin Soo Kim, Dennis R. Taaffe, Daniel A. Galvão, Timothy D. Clay, Andrew D. Redfern, Nicolas H. Hart, Elin S. Gray, Charles J. Ryan, Stacey A. Kenfield, Fred Saad, Robert U. Newton

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

Purpose: Although skeletal muscle releases cytokines called myokines during exercise, the kinetics of the acute myokine response to exercise (exercise-induced circulatory myokine level alteration) is unknown in patients with advanced prostate cancer. We measured myokine levels in serum obtained from patients with metastatic castrate-resistant prostate cancer (mCRPC) before and after exercise and assessed the growth-suppressive effect of the serum by applying it to a PCa cell line. Methods: Nine patients with mCRPC (age = 67.8 ± 10.1 years, time since mCRPC diagnosis 36.2 ± 22.5 months) undertook 34 min of a high-intensity interval exercise session on a cycle ergometer. Blood was collected immediately pre, post and 30 min post. Serum levels of secreted protein acidic and rich in cysteine (SPARC), oncostatin M (OSM), interleukin-6 (IL-6), interleukin-15 (IL-15), decorin, irisin, and IGF-1 were determined. Growth of the androgen-independent PCa cell line DU-145 exposed to serum collected at three points was measured. Results: There was a significant elevation of SPARC (19.9%, P = 0.048), OSM (11.5%, P = 0.001), IL-6 (10.2%, P = 0.02) and IL-15 (7.8%, P = 0.023) in serum collected immediately after exercise compared to baseline, returning to baseline after 30 min rest. A significant reduction in DU-145 Cell growth and the Cell Index area under the curve at 72 h incubation was observed with the presence of serum obtained immediately post-exercise (Cell Index at 72 h: 16.9%, P < 0.001; area under the curve: 15.2%, P < 0.001) and with the presence of serum obtained 30 min post-exercise compared to baseline (Cell Index at 72 h: 6.5%; area under the curve: 8.8%, P < 0.001). Conclusion: This study provides preliminary evidence for an acute exercise-induced myokine response and tumour growth suppression in serum after a bout of high-intensity interval exercise in patients with advanced PCa.

Original languageEnglish (US)
Pages (from-to)795-801
Number of pages7
JournalProstate Cancer and Prostatic Diseases
Volume26
Issue number4
DOIs
StatePublished - Dec 2023

Bibliographical note

Funding Information:
This work was funded by the Movember Foundation. National Health and Medical Research Council Centre of Research Excellence (NHMRC-CRE; APP1116334) funded the additional materials involving serum analysis and cell work through Centre for Research Excellence in Prostate Cancer Survivorship. J-SK is supported by the NHMRC Centre for Research Excellence in Prostate Cancer Survivorship Scholarship.

Publisher Copyright:
© 2022, The Author(s), under exclusive licence to Springer Nature Limited.

PubMed: MeSH publication types

  • Journal Article

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