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Figure 2 | Journal of Neuroinflammation

Figure 2

From: Platelet-derived growth factor (PDGF)-BB-mediated induction of monocyte chemoattractant protein 1 in human astrocytes: implications for HIV-associated neuroinflammation

Figure 2

HIV-1 induces platelet-derived growth factor (PDGF)-B and monocyte chemoattractant protein 1 (MCP-1) mRNA and protein expression in astrocytes. (A) HIV-1 LAI induced PDGF-B chain and MCP-1 mRNA expression in human A172 astrocytes. Total RNA isolated from human A172 astrocytes was subjected to real-time reverse-transcriptase polymerase chain reaction (RT-PCR) analysis using primers specific for human PDGF-B, MCP-1 and 18S. (B) HIV-1 LAI induces PDGF-BB protein expression in human A172 astrocytes. Protein lysates isolated from astrocytes exposed to HIV-1 were subjected to western blot analysis and analyzed for expression of PDGF-BB protein. (C) HIV-1 LAI induces MCP-1 mRNA levels. Total RNA isolated from human A172 astrocytes was subjected to RT-PCR analysis using primers specific for human MCP-1 and 18S. (D) HIV-1 LAI induces MCP-1 protein expression in human A172 astrocytes. Supernatants from astrocytes exposed to HIV-1 for 24 h were subjected to MCP-1 enzyme-linked immunosorbent assay (ELISA) analysis. All the data are presented as mean ± SD of three individual experiments. *P <0.05, **P <0.01, ***P <0.001 versus control group; ##P <0.01 versus HIV-1-treated group.

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