Serotonin-immune interactions in elderly volunteers and in patients with Alzheimer’s disease (DAT): Lower plasma tryptophan availability to the brain in the elderly and increased serum interleukin-6 in DAT
S. Bonaccorso, Aihua Lin, Cai Song, Robert Verkerk, Günter Kenis, E. Bosmans, Simon Scharpé, M. Vandewoude, Annemie Dossche, Michael Maes (1998). Serotonin-immune interactions in elderly volunteers and in patients with Alzheimer’s disease (DAT): Lower plasma tryptophan availability to the brain in the elderly and increased serum interleukin-6 in DAT. , 10(4), DOI: https://doi.org/10.1007/bf03339794.