Expression and significance of HIF-1α and Glut-1 in basal-like breast carcinoma
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R737.9

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    Abstract:

    Objective: To investigate the expression and clinical significance of hypoxia inducible factors 1α (HIF-1α) and glucose transporter 1 (Glut-1) in basal-like breast carcinoma (BLBC). Methods: The protein expressions of HIF-1α and Glut-1 in 95 specimens of BLBC and their adjacent breast tissue, and 708 samples of non-BLBC tissue were detected by immunohistochemical staining, and their relations with the clinicopathologic factors of BLBC were analyzed. Results: The positive expression rate of either HIF-1α or Glut-1 protein in BLBC tissue was significantly higher than that in adjacent breast tissue and non-BLBC tissue (all P<0.05), and both HIF-1α and Glut-1 protein expressions were associated with lymph node metastasis and clinical stage of BLBC (all P<0.05); there was a significantly positive correlation between HIF-1α and Glut-1 expression in BLBC tissue (r=0.368, P<0.05). Conclusion: HIF-1α and Glut-1 synchronously overexpress in BLBC tissue, which may co-participate in the occurrence and development of BLBC, and can be potentially used as a prognostic index for BLBC patients.

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ZHOU Bingjuan, CHEN Hong, MA Qiushuang, ZHANG Jinku, ZHANG Nan, XIAO Shiqing, WANG Guoru, MA Hongpu. Expression and significance of HIF-1α and Glut-1 in basal-like breast carcinoma[J]. Chin J Gen Surg,2015,24(5):712-716.
DOI:10.3978/j. issn.1005-6947.2015.05.019

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History
  • Received:February 20,2015
  • Revised:April 25,2015
  • Adopted:
  • Online: May 15,2015
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