SAN DIEGO--(BUSINESS WIRE)--PURE Bioscience (OTCBB:PURE) today announced it has received EPA registration of expanded bacterial and viral efficacy claims for its silver dihydrogen citrate (SDC)-based disinfectant (Axen30™). The amended label now includes kill claims against eight new organisms, including Avian Influenza A (Bird Flu), Human Corona virus (SARS surrogate), Feline Calicivirus (Norovirus), Rotavirus, Campylobacter jejuni and Acinetobacter baumannii as well as two additional strains of MRSA: Community Associated MRSA (CA-MRSA) and Community Associated PVL Positive MRSA (PVL MRSA).