United States Biological's Pab Rb x human RAPGEF1 (Rap Guanine Nucleotide Exchange Factor 1, Rap Guanine Nucleotide Exchange Factor (GEF) 1) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Pab Rb x human RAPGEF1 (Rap Guanine Nucleotide Exchange Factor 1, Rap Guanine Nucleotide Exchange Factor (GEF) 1) antibody was generated using Rapgef1 as the antigen and it reacts with Homo Sapiens, and Human.