Leuconostoc carnosum is a lactic acid bacterium; its type strain is NCFB 2776.[1] Its genome has been sequenced.[2] Its name derives from the fact that it was first isolated from chill-stored meats. Its significance is that it thrives in anaerobic environments with a temperature around 2°C, thus has been known to spoil vacuum-packed meat, yet it is not pathogenic and certain strains of L. carnosum are known to produce bactericides known to inhibit or kill Listeria monocytogenes.