The fraction of retrograde moving TrkB positive fraction endosomes with detectable APPL1 of anterograde moving APPL1- and T(2r9k B±- p6o%s)itwivaesesnidgonsifoimcaenstl(y11la ±rg 2e.r5(%S)t.uAdeltth_otupgvhaluse o=m 0e.0a2n)tetrhoagnrathdee movements were fast and ...