Methylmercury, Attention, and Memory: Baseline-Dependent Effects of Adult d-Amphetamine and Marginal Effects of Adolescent Methylmercury.

•Adolescence is a sensitive period for methylmercury toxicity with impacts on motor activity, perseveration, and reinforcement processing.•Acute d-amphetamine was observed to produce dose-dependent inhibition of attention and memory.•Acute d-amphetamine was shown to produce methylmercury-related baseline-dependent responding.