CPC Class C12Q

This disclosure provides, inter alia, systems and methods for storage and delivery of ammonia oxidizing bacteria, and preparations comprising ammonia oxidizing bacteria. The ammonia oxidizing bacteria may be provided in a container or a kit, with one or more other components that may enhance delivery. The systems and methods herein may be used, for instance, to treat diseases associated with low nitrite levels, skin diseases, and diseases caused by pathogenic bacteria.

Disclosed are methods of identifying a methicillin-resistant Staphylococcus aureus (MRSA) in a sample wherein the methods involve detecting a S. aureus-specific nucleic acid sequence, mecA and mecC, in the sample. Kits for determining the presence of MRSA in a sample are also provided.