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. 2017 Sep 19;14(5):4919–4927. doi: 10.3892/etm.2017.5127

Figure 5.

Figure 5.

Neuroprotective effect of LBP in rats against CoCl2. Rats were treated with CoCl2 and subsequently received intraperitoneal LBP (100 mg/kg) or saline solution with or without ZnPP (10 mg/kg). The expression of (A) Nrf2 and (B) HO-1 mRNA in brain tissue was determined by reverse transcription-quantitative polymerase chain reaction and the results are presented as folds of the control. (C) Apoptosis was determined by TUNEL staining and results were shown as folds of the control. (D) A MWM test was conducted to evaluate spatial learning and memory abilities of rats. Development of spatial memory for platform location during the probe trials following 5 days training during the MWM test. The crossing index represents the average frequency of swims over the platform site in the target quadrant. (E) Average escape latencies. (F) The distance traveled to find the platform. *P<0.05 vs. control; #P<0.05 vs. H2O2 treatment; ^P<0.05 vs. LBP treatment. Nrf2, nuclear factor erythroid 2-related factor 2; HO-1, heme oxygenase-1; ZnPP, zinc protoporphyrin IX; MWM, morris water maze; LBP, Lycium barbarum polysaccharide.