Viral Production at Addgene
Type
Blog Post
... with viral vector manufacturing facilities, such as the University of Pennsylvania Vector Core. Transfections...Pennsylvania Vector Core. In general, titering is performed by the facility that produced the viral vector lot....Empty vector particles can be identified after negative staining and appear darker than full vector particles...Electron micrograph of AAV vector preparation shows that the vast majority of the vectors consist of full particles...our virus protocols.
Browse our AAV vector collection.
Lentivirus
Production
Lentiviral preparations ...to determine which facility produced your viral vector lot.
At Addgene, AAV particles are titered by droplet...method.
Titering by the University of Pennsylvania Vector Core is (as of April 2016) also performed by ddPCR...