AAV Titers: Where Do They Come From And What Do They Mean?
Type
Blog Post
Published
Nov. 15, 2017, 3 p.m.
...relative to the total number of viral capsids (which can include empty capsids that are devoid of a viral genome... viral particles.
Ratio of full to empty viral capsids: the ratio of genome-containing viral particles...genome). Empty viral capsids can be formed during viral production depending on the experimental conditions...One study showed that approximately 50% of viral capsids were genome-containing (“full”) (Zeltner et al....1999). The percentage of genome-containing viral capsids is typically quantified by electron microscopy ...we are pleased to report that over 95% of viral capsids in representative viral vector preparations are...