The Pab Rb x NAPSA (Napsin-A, Napsin A Aspartic Peptidase) antibody from United States Biological is a Rabbit Polyclonal antibody to NAPSA. This antibody recognizes Homo Sapiens, and Human antigen. The Pab Rb x NAPSA (Napsin-A, Napsin A Aspartic Peptidase) antibody has been shown to work in the following applications: Western Blot.