Involvement of Cholinergic Dysfunction and Oxidative Damage in the Effects of Simulated Weightlessness on Learning and Memory in Rats

Figure 1

A schematic diagram of experimental design, behavioral studies, and biochemical testing. HU: hindlimb unloading; AChE: acetylcholine esterase; ChAT: choline acetyltransferase; SOD: superoxide dismutase; CAT: catalase; MDA: malondialdehyde; ROS: reactive oxygen species; 8-OHdG: 8-hydroxy-2-deoxyguanosine.