Table 1. Experimental design for ERK inhibition experiment.

Groups	First injection	Second injection	Injected amount (each time)	Animal #
IR + Saline	0 h post IR	6 h post IR	4 μl saline	3
IR + DMSO	0 h post IR	6 h post IR	4 μl 5% DMSO	3
IR + 0.4 mM U0126	0 h post IR	6 h post IR	4 μl 0.4 mM U0126	3
IR + 0.8 mM U0126	0 h post IR	6 h post IR	4 μl 0.8 mM U0126	3