Guinea pig Anti-Endothelin Receptor B Antibody (#AER-002-GP) is a highly specific antibody directed against an epitope of rat ET-B. The antibody can be used in western blot analysis. It has been designed to recognize ET-B from rat, mouse, and human samples. The antigen used to immunize guinea pigs is the same as Anti-Endothelin Receptor B Antibody (#AER-002) raised in rabbit. Our line of guinea pig antibodies enables more flexibility with our products such as multiplex staining studies, immunoprecipitation, etc.