In the article titled “Slower Dynamics and Aged Mitochondria in Sporadic Alzheimer’s Disease” [1], the following acknowledgement was omitted in error, “pTRE-Tight-MitoTimer was purchased from Addgene where it was originally deposited by Dr. Roberta Gottlieb (Addgene plasmid # 50547; http://n2t.net/addgene:50547; RRID: Addgene_50547.”