United States Biological's Pab Rb x human SNRPA (U1 Small Nuclear Ribonucleoprotein A, U1 snRNP A, U1-A, U1A) (Biotin) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Pab Rb x human SNRPA (U1 Small Nuclear Ribonucleoprotein A, U1 snRNP A, U1-A, U1A) (Biotin) antibody was generated using Snrpa as the antigen and it reacts with Homo Sapiens, Human, and Mouse.