Animals 22 Central Nervous System Stimulants nonhuman 22 Male 20 animal experiment 20 controlled study 20 mouse 20 Mice 16 Mice, Inbred C57BL 16 male 16 Methamphetamine 14 methamphetamine 14 priority journal 14 animal 12 central stimulant agent 12 locomotion 12 metabolism 12 Article 10 C57BL mouse 10 Modafinil 10 Motor Activity 10 animal model 10 animal tissue 10 article 10 dopamine 1 receptor 10 dopamine 2 receptor 10 modafinil 10 Cocaine 8 Dopamine 8 Prefrontal Cortex 8