S I ;C:3 1(0 * E. ct, 0.4 C Ts 5 cL. E•0.2 0- 0.1 0.0 APP/PSI A PP/PSI ;(13 KO EFTA00799256 Do Microglia Aberrantly Prune Synapses in AD Models ? EFTA00799257 In Vivo Model of Acute Synapse Loss WT mice Is Synapse Loss Rescued in the Absence of Complement? EFTA00799258 C1q : Necessary