Laboratory Medicine ›› 2018, Vol. 33 ›› Issue (9): 775-780.DOI: 10.3969/j.issn.1673-8640.2018.09.001

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Role of monocytic HLA-DR and CD16 determinations in inflammatory diseases

ZHANG Lihua1, WANG Weiwei1, ZHANG Liang2(), SHEN Lisong1   

  1. 1. Department of Clinical Laboratory,Xinhua Hospital,Shanghai Jiaotong University School of Medicine,Shanghai 200092,China
    2. Department of Urology,Xinhua Hospital,Shanghai Jiaotong University School of Medicine,Shanghai 200092,China
  • Received:2017-10-14 Online:2018-09-30 Published:2018-10-13

Abstract:

Objective To evaluate the role of monocytic human leukocyte antigen-DR (HLA-DR) and CD16 determinations in inflammatory diseases. Methods A total of 56 patients with inflammatory diseases and 40 healthy subjects (healthy control group) were enrolled for the determinations of HLA-DR and CD16 expression levels [HLA-DR mean fluorescence intensity (MFI) and CD16 MFI],the percentages of positive HLA-DR and CD16 (HLA-DR+% and CD16+%) and MFI (HLA-DR+ MFI and CD16+ MFI) by flow cytometry. The correlations of HLA-DR and CD16 expression levels with neutrophil absolute value(NEUT#),neutrophil percentage(NEUT%),lymphocyte absolute value(LYMPH#),lymphocyte percentage(LYMPH%),monocyte absolute value(MO#),monocyte percentage(MO%)and neutrophil/lymphocyte ratio(NLR) were evaluated. The diagnostic roles of HLA-DR and CD16 in inflammatory diseases were evaluated by receiver operating characteristic (ROC) curve. Results Compared with healthy control group,NEUT#,NEUT%,MO# and NLR in inflammatory disease group were higher(P<0.01),and LYMPH# and LYMPH% were lower (P<0.01). HLA-DR+%,HLA-DR MFI and HLA-DR+ MFI in inflammatory group were lower than those in healthy control group(P<0.01),while CD16 MFI,CD16+% and CD16+ MFI were higher(P<0.01). HLA-DR+%,HLA-DR MFI,HLA-DR+ MFI,CD16 MFI and CD16+ MFI were correlated with NEUT#,NEUT%,LYMPH#,LYMPH%,NLR and MO# (P<0.01),and there was no correlation with MO% (P>0.05). CD16+% was correlated with NEUT#,LYMPH#,LYMPH%,NLR,MO# and MO% (P<0.05),and there was no correlation with NEUT%(P>0.05). ROC curve analysis showed that the areas under ROC curves (AUC) of HLA-DR+%,HLA-DR MFI,HLA-DR+ MFI,CD16+%,CD16 MFI and CD16+ MFI for the diagnosis of inflammatory disease were 0.944,0.944,0.924,0.722,0.911 and 0.979,respectively. Conclusions The determinations of monocytic HLA-DR and CD16 can be used for the diagnosis of inflammatory diseases,and monocytic HLA-DR and CD16 can be used to assess the severity of inflammation and monitor immune status.

Key words: Human leukocyte antigen-DR, CD16, Monocyte, Inflammatory disease

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