S-adenosyl-L-methionine decreases motor activity in the rat: similarity to Parkinson's disease-like symptoms.
Crowell BG, Benson R, Shockley D, Charlton CG. S-adenosyl-L-methionine decreases motor activity in the rat: similarity to Parkinson's disease-like symptoms. Behav Neural Biol. 1993 May; 59(3):186-93.