Lack of association between the brain-derived neurotrophin factor (C-270T) polymorphism and late-onset Alzheimers disease (LOAD) in Brazilian patients - Nishimura, Agnes Lumi; Oliveira, João Ricardo Mendes de; Nitrini, Ricardo; Bahia, Valéria Santoro; Brito-Marques, Paulo Roberto; Otto, Paulo A; Zatz, Mayana (Journal of Molecular Neuroscience, 2004)