Circulating microparticles are prognostic biomarkers in advanced non-small cell lung cancer patients

Chin Chou Wang, Chia Cheng Tseng, Huang Chih Chang, Kuo Tung Huang, Wen Feng Fang, Yu Mu Chen, Cheng Ta Yang, Chang Chun Hsiao, Meng Chih Lin, Chi Kung Ho, Hon Kan Yip*

*Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

25 Scopus citations

Abstract

We investigated whether circulating microparticles (MPs) could serve as prognostic biomarkers in non-small cell lung cancer (NSCLC) patients. We enrolled 25 control subjects and 136 NSCLC patients categorized into disease-progression (DP, n=42) and disease-control (DC, n=94) groups. Flow cytometric analysis showed that levels of four types of circulating microparticles (EDAc-MPs, EDAp-MPs, PDAc-MPs and PDAp-MPs) were higher in the study patients than the control subjects (P < 0.04). DP patients showed poor initially performance status and more non-adenocarcinomas than DC patients. DC patients showed more EGFR mutations and poorer performance to targeted therapy than DP patients (P < 0.01). Three months after therapy, the levels of all four types of circulating MPs were lower in DC than DP patients (P < 0.02), and were comparable to the levels in control subjects. In addition, the levels of circulating MPs after 3 months accurately predicted one-year prognostic outcomes (P < 0.05). This study showed that circulating MPs are valuable prognostic biomarkers in advanced NSCLC patients.

Original languageEnglish
Pages (from-to)75952-75967
Number of pages16
JournalOncotarget
Volume8
Issue number44
DOIs
StatePublished - 2017

Bibliographical note

Publisher Copyright:
© Wang et al.

Keywords

  • Advanced non-small cell lung cancer
  • Disease control
  • Disease progression
  • Microparticles

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