Serum zinc is decreased in Alzheimer's disease and serum arsenic correlates positively with cognitive ability.
Baum L, Chan IH, Cheung SK, Goggins WB, Mok V, Lam L, Leung V, Hui E, Ng C, Woo J, Chiu HF, Zee BC, Cheng W, Chan MH, Szeto S, Lui V, Tsoh J, Bush AI, Lam CW, Kwok T.
Baum L, et al.
Biometals. 2010 Feb;23(1):173-9. doi: 10.1007/s10534-009-9277-5. Epub 2009 Nov 13.
Biometals. 2010.
PMID: 19911117