H5N1 is a type of avian influenza virus that has mutated into several highly pathogenic varieties. The name H5N1 refers to the subtypes of surface antigens present on the virus: hemagglutinin type 5 and neuraminidase type 1. Influenza A H5N1 (Avian) products being offered include: Hemagglutinin-Middle Region, Hemagglutinin-N-terminal, Neuraminidase-Middle Region, and Neuraminidase-C-terminal. Also available are peptides for the above antibodies. BIODESIGN International/OEM Concepts888-530-0140www.biodesign.com