Streptococcus lactis

Strep·to·coc·cus lac·tis

a bacterial species found commonly as a contaminant in milk and dairy products; a common cause of souring and coagulation of milk; some strains produce nisin, a powerful antibiotic that inhibits growth of many other gram-positive organisms.
References in periodicals archive ?
Characterization of plasmid deoxyribonucleic acid in Streptococcus lactis subsp.
Dvorak, "Transfer of Streptococcus Lactis and related Streptococci to the genus Lactococcus gen," Systematic and Applied Microbiology, vol.
TABLA I CONSOLIDADO DE LOS RESULTADOS DE MASTITIS SUBCLINICA EN LOS ANIMALES DE ESTUDIO Predio # Total de Total de Porcentaje de animales animales animales en ordeno positivos positivos (%) 1 9 4 44,4 2 3 1 33,3 3 15 4 26,6 4 5 2 40 5 19 9 47,3 6 18 2 11,1 7 7 2 28,5 8 28 10 35,7 9 14 6 42,8 10 12 6 50 11 9 2 22,2 12 3 2 66,6 13 5 4 80 14 12 10 83,3 15 3 1 33,3 16 68 6 8,2 17 30 14 46,6 18 30 14 46,6 19 37 21 54,0 20 43 36 81,3 21 20 3 15 Total 390 157 40,25 TABLA II PORCENTAJE DE AISLAMIENTOS SEGUN GENERO Y ESPECIE BACTERIANA Bacterias aisladas # De % De Aislamientos Aislamientos Streptococcus bovis 3 1,96 Steprococcus uberis 6 3,92 Streptoccoccus agalactiae 2 1,30 Streptococcus lactis 9 5,88 Streptococcus pyogenes 3 1,96 Enterococcus spp.
Ultrastructure and Host Specificity of Bacteriophage of Streptococcus cremoris, Streptococcus lactis subsp.
Conversely, the lowest contamination was noticed with Staphylococcus saprophyticus subsp bovis (2%), Streptococcus saprophyticus III (2%), Streptococcus dysgalactiae subsp equimitus (2%), Streptococcus cremoris (2%), Streptococcus group O (2%), Streptococcus saprophyticus I (2%), Streptococcus faecalis var malodortus (2%) and Micrococus luteus II (2%) followed by Streptococcus milleri (4%), Streptococcus faecium (4%), Staphylococcus epidermidis (4%), Staphylococcus capitis subsp capitis (4%), Kluyera ascorbata (4%), Lactobacillus bulgaricus (6%), Streptococcus lactis (6%) and
L-lactic acid production from starch by coimmobilized mixed culture system of Aspergillus awamori and Streptococcus lactis.
Diagnosis of bacterial endocarditis caused by Streptococcus lactis and assisted by immunoblotting of serum antibodies.
improved medium for detection of citrate fermenting Streptococcus lactis subsp.
Nisin is a naturally occurring polypeptide bacteriocin derived as a fermentation product of Streptococcus lactis Lancefield Group N in milk.

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