Chinese Journal of Tissue Engineering Research ›› 2016, Vol. 20 ›› Issue (7): 1025-1030.doi: 10.3969/j.issn.2095-4344.2016.07.016

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6-Hydroxydopamine up-regulates divalent metal transporter-1 and ferroportin-1 in C6 glioma cell lines

Xu Man-man, Xu Ling-yu, Yang Xiao, Du Xin-xing
  

  1. Qingdao University Medical School, Qingdao 266071, Shandong Province, China
  • Received:2015-11-24 Online:2016-02-12 Published:2016-02-12
  • Contact: Wang Jun, Qingdao University Medical School, Qingdao 266071, Shandong Province, China
  • About author:Xu Man-man, Studying for master’s degree, Qingdao University Medical School, Qingdao 266071, Shandong Province, China

Abstract:

BACKGROUND: Previous studies have confirmed that 6-hydroxydopamine is capable to increase the expression of divalent metal transporter-1 and reduce the expression of ferroportin-1 in the neurons and microglia, which may lead to iron deposition in the substantia nigra after Parkinson’s disease. However, it is unclear whether 6-hydroxydopamine can play diverse roles in astrocytes.
OBJECTIVE: To observe the effects of 6-hydroxydopamine on the expression of divalent metal transporter-1 and ferroportin-1 in rat C6 glioma cell lines.
METHODS: C6 glioma cell lines from rats were cultured in 10 μmol/L 6-hydroxydopamine for 24 hours. Then, protein expressions of divalent metal transporter-1 and ferroportiner-1 were measured by western blot method.
RESULTS AND CONCLUSION: The protein expressions of divalent metal transporter-1 and ferroportin-1 in C6 glioma cell lines were increased by 2.5 times (P < 0.01) and 1 time (P < 0.05), respectively, after treatment with 6-hydroxydopamine. These findings indicate that 6-hydroxydopamine can promote iron transport rate in astrocytes by increasing both divalent metal transporter-1 and ferroportin-1 expressions, and astrocytes has a different response to 6-hydroxydopamine from neurons and microglia.