Identifying the emerging role of adipokine as a diagnostic and prognostic biomarker of renal cell carcinoma

Seock Hwan Choi, So Young Chun, Tae Hwan Kim, Tae Gyun Kwon

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Objective: To assess the association and prognostic value of adipokines (adipocyte-secreted peptide hormones) in renal cell carcinoma (RCC). Materials and methods: Plasma samples from 54 RCC patients and 25 age-matched healthy controls were analyzed for levels of adipokines (adiponectin, leptin, retinol-binding protein 4 [RBP4], and nicotinamide phosphoribosyltransferase [NAMPT]). Baseline characteristics and adipokine levels were compared between patients and controls. The effect of adipokine levels on RCC severity was also investigated. Results: Medians (patients/controls) were body mass index: 24.6/23.5 kg/m2, serum glucose: 111/93 mg/dl, and high-density lipoprotein: 43/53 mg/dl, and significantly differed between the 2 groups. Median levels (patients/controls) of adipokines were adiponectin: 4.36/8.84 ug/ml, leptin: 2.91/2.92 ng/ml, RBP4: 30.27/16.17 ug/ml and NAMPT: 2.26/2.06 ng/ml; adiponectin, RBP4 and NAMPT (but not leptin) were independently associated with RCC in logistic regression models, and only serum NAMPT was significantly associated with RCC severity (T stage). Conclusions: Lower plasma levels of adiponectin, and higher levels of RBP4 and NAMPT, are strongly correlated with RCC, indicating that these adipokines could be used as biomarkers for RCC.

Original languageEnglish
Pages (from-to)259.e15-259.e19
JournalUrologic Oncology: Seminars and Original Investigations
Volume34
Issue number6
DOIs
StatePublished - 1 Jun 2016

Keywords

  • Adipokine
  • Biomarker
  • Obesity
  • Renal cell carcinoma

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