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. Author manuscript; available in PMC: 2008 Mar 30.
Published in final edited form as: Brain Res. 2007 Jan 8;1139:42–47. doi: 10.1016/j.brainres.2007.01.001

Figure 1.

Figure 1

Real-time RT-PCR expression of BH4 enzymes in PD brain. Genes are listed along the x-axis. Bars represent the mean fold difference ± SEM for the PD cases compared to controls. Asterisks (*) indicate significant differences in gene expression between PD cases and controls according to a Student’s t-test with p<0.05.