Rabbit Anti-Swine influenza virus H1N1 Nonstructural Protein 1 Polyclonal antibody for ELISA. Influenza A virus is a major public health threat, killing more than 30,000 people per year in the USA. In early 2009, a novel Swine H1N1 Neuraminidase virus was identified in specimens obtained from patients in Mexico and the United States. Influenza A v