Laboratory Medicine ›› 2023, Vol. 38 ›› Issue (5): 424-429.DOI: 10.3969/j.issn.1673-8640.2023.05.004

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Changes of serum HAS2 and CD44 levels in breast cancer patients and their clinical significance

ZHANG Guoliang1, LIU Yiwen2, HE Yiqing2, XU Jing1, YANG Cuixia1, GAO Feng1, LIU Hua1()   

  1. 1. Department of Clinical Laboratory,Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine,Shanghai 200233,China
    2. Department of Molecular Biology,Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine,Shanghai 200233,China
  • Received:2022-08-15 Revised:2023-02-09 Online:2023-05-30 Published:2023-08-07

Abstract:

Objective To investigate the changes of serum hyaluronan synthase 2(HAS2) and differentiated antigen cluster 44(CD44)levels and the clinical values in patients with breast cancer. Methods From January 2020 to June 2021,52 patients with breast cancer(breast cancer group),40 patients with benign breast diseases(benign disease group)and 34 healthy subjects(healthy control group)from Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine were enrolled. The clinical data were collected,and serum HAS2 and CD44 levels were determined. Pearson correlation analysis was used to evaluate the correlation between serum HAS2 and CD44 levels. Receiver operating characteristic(ROC) curve was used to evaluate the efficacy of single and combined determinations of serum HAS2,CD44,carcinoembryonic antigen(CEA) and carbohydrate antigen(CA)15-3 in the diagnosis of breast cancer. Results Serum HAS2 and CD44 in healthy control group,benign disease group and breast cancer group were increased successively(P<0.000 1). Pearson correlation analysis showed that serum HAS2 and CD44 levels were positively correlated in healthy control group,benign disease group and breast cancer group(r values were 0.364 4,0.415 2 and 0.290 5,respectively,P<0.05). ROC curve analysis showed that the areas under curves(AUC) of serum HAS2,CD44,CEA and CA15-3 by single and combined determinations in the diagnosis of breast cancer were 0.800,0.805,0.560,0.621 and 0.883,respectively. The AUC of combined determination in the diagnosis of early stage(TNM stage Ⅰ to Ⅱ) and late stage(TNM stage Ⅲ to Ⅳ)were 0.860 and 0.919,respectively. There was statistical significance in serum HAS2 level among breast cancer patients with different tumor sizes,histological grades,human epidermal growth factor receptor 2(HER2) expressions and lymphatic metastasis(P<0.05). There was no statistical significance in serum HAS2 level among breast cancer patients with different ages,estrogen receptor(ER) expressions,progesterone receptor(PR) expressions,Ki67 expressions and vascular invasions(P>0.05). There was no statistical significance in serum CD44 level among breast cancer patients with different clinicopathologic characteristics(P>0.05). The AUC of serum HAS2 in the diagnosis of lymphatic metastasis of breast cancer was 0.739. Conclusions Serum HAS2 and CD44 are potential as auxiliary diagnostic indicators for breast cancer. Serum HAS2 level is related to breast cancer malignant progression,which may be used as one of the prognostic indicators.

Key words: Hyaluronan synthase 2, Differentiated antigen cluster 44, Breast cancer, Lymphatic metastasis

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