What does Streptococcus thermophilus do for humans?
Streptococcus thermophilus are used as so-called “probiotics,” the opposite of antibiotics. “Friendly” bacteria such as Streptococcus thermophilus can help us break down food, absorb nutrients, and fight off “unfriendly” organisms that might cause diseases such as diarrhea.
Which probiotics contain Streptococcus thermophilus?
Studies show that Streptococcus thermophilus is best used in combination with other probiotics such as Bifidobacterium bifidum, Lactobacillus plantarum, and Lactobacillus paracasei.
Is Streptococcus thermophilus a pathogen?
thermophilus is closely related to other pathogenic streptococci (such as S. pneumoniae and S. pyogenes), S. thermophilus is classified as a non-pathogenic, alpha-hemolytic species that is part of the viridians group.
Does Streptococcus thermophilus produce co2?
It was found that S. thermophilus Sts in milk produced carbon dioxide in excess for the optimal growth of L. bulgaricus Ib.
What are the benefits of Bifidobacterium?
Overview. Bifidobacteria species are probiotics (“good” bacteria) that live in the intestines. They may help with diarrhea, constipation, and other intestinal disorders. “Good” bacteria such as bifidobacteria can help break down food, absorb nutrients, and fight off “bad” organisms that might cause diseases.
What are the characteristics of Streptococcus thermophilus?
Characteristics. Streptococcus thermophilus is a Gram-positive spherical to ovoid nonmotile coccus, 0.7–0.9 μm in diameter, occurring in pairs and chains, some of which can be very long. The bacterium has an optimum growth temperature of 40–45 °C, a minimum of 20–25 °C, and a maximum near 47–50 °C.
Is Streptococcus thermophilus a yeast?
Streptococcus thermophilus, an extensively used lactic starter, is generally produced in yeast extract-based media containing a complex mixture of peptides whose exact composition remains elusive.
How do you identify Streptococcus thermophilus?
Does Streptococcus thermophilus produce lactic acid?
Streptococcus thermophilus is one of the most valuable homo-fermentative lactic acid bacteria, which, for a long time, has been widely used as a starter for the production of fermented dairy products.