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. Author manuscript; available in PMC: 2022 Apr 1.
Published in final edited form as: J Neurosci Res. 2020 Dec 20;99(4):981–990. doi: 10.1002/jnr.24774

Table 1. Select Plasmids Available from the Addgene Repository.

Ready-to-use AAV preparations of many of these plasmids are sold directly by Addgene.

Catalog Number Name Source Notes
Recombinase AAV Plasmids
105555 pENN.AAV.hSyn.Cre.hGH James M. Wilson (University of Pennsylvania) Expresses Cre using the hSyn1 promoter. Does not contain a WPRE.
51507 AAV pmSyn1-EBFP-Cre Hongkui Zeng (Allen Institute for Brain Science) Expresses Cre fused to eBFP using the mouse synapsin 1 (mSyn1) promoter. Does not contain a WPRE.
51669 AAV phSyn1(S)-FlpO-bGHpA Hongkui Zeng (Allen Institute for Brain Science) Expresses FlpO using the hSyn1 promoter. FlpO is codon-optimized for mice. Does not contain a WPRE.
149296 pAAV-nef-CIAO2-Flp Edward Callaway (Salk Institute) For Cre-dependent expression of FlpO. Uses a CIAO design to reduce leak expression.
Cre-Dependent Fluorescent Reporter AAV Plasmids
28306 pAAV-FLEX-tdTomato Edward Boyden (Massachusetts Institute of Technology) For Cre-dependent expression of tdTomato.
51502 AAV pCAG-FLEX-EGFP-WPRE Hongkui Zeng (Allen Institute for Brain Science) For Cre-dependent expression of eGFP.
114471 pAAV-Ef1a-fDIO mCherry Karl Deisseroth (Stanford University) For Flp-dependent expression of mCherry.
45185 AAV-EF1a-BbTagBY Joshua Sanes (Harvard University), Dawen Cai (University of Michigan) For Cre-dependent Brainbow 3.1 labeling by coinjection with AAV #45186.
45186 AAV-EF1a-BbChT Joshua Sanes (Harvard University), Dawen Cai (University of Michigan) For Cre-dependent Brainbow 3.1 labeling by coinjection with AAV #45185.
55650 pAAV-hSyn Con/Fon EYFP Karl Deisseroth (Stanford University) For expression of eYFP requiring both Cre and Flp activity.
112677 pAAV EF1a Nuc-flox(mCherry)-EGFP Brandon Harvey (National Institutes of Health) For expression of nuclear-localized mCherry that is switched to nuclear-localized eGFP by Cre activity.
Additional Cre-Dependent AAV Plasmids
20298 pAAV-EF1a-double floxed-hChR2(H134R)-EYFP-WPRE-HGHpA Karl Deisseroth (Stanford University) For optogenetic excitation by Cre-dependent expression of channelrhodopsin-2 fused to eYFP.
22222 AAV-FLEX-Arch-GFP Edward Boyden (Massachusetts Institute of Technology) For optogenetic inhibition by Cre-dependent expression of archaerhodopsin-3 fused to eGFP.
44361 pAAV-hSyn-DIO-hM3D(Gq)-mCherry Bryan Roth (University of North Carolina) For chemogenetic excitation by Cre-dependent expression of Gq-coupled human muscarinic receptor fused to mCherry.
44362 pAAV-hSyn-DIO-hM4D(Gi)-mCherry Bryan Roth (University of North Carolina) For chemogenetic inhibition by Cre-dependent expression of Gi-coupled human muscarinic receptor fused to mCherry.
104492 pGP-AAV-syn-FLEX-jGCaMP7f-WPRE Douglas Kim and GENIE project (Howard Hughes Medical Institute) For Cre-dependent expression of the fluorescent calcium sensor jGCaMP7f.
124364 pAAV-FLEX-DTR-GFP Eiman Azim (Salk Institute), Thomas Jessell (Howard Hughes Medical Institute) For targeted cell ablation by Cre-dependent expression of the diphtheria toxin receptor fused to eGFP.
Other Plasmids
81070 rAAV2-retro helper Alla Karpova (Howard Hughes Medical Institute), David Schaffer (UC Berkeley) Helper plasmid for production of AAV2-retro.
100798 pAAV-syn-FLEX-splitTVA-EGFP-tTA Ian Wickersham (Massachusetts Institute of Technology) For Cre-dependent expression of rabies helper TVA protein and eGFP when coinjected with AAV #100799.
100799 pAAV-TREtight-mTagBFP2-B19G Ian Wickersham (Massachusetts Institute of Technology) For Cre-dependent expression of rabies helper G protein and mTagBFP2 when coinjected with AAV #100798.

The abbreviation “FLEX” stands for “flip excision,” which is an alternative term for a Cre-dependent DIO design.