What is the Difference Between Lactobacillus and Bacillus Clausii?

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Lactobacillus and Bacillus clausii are both types of bacteria used as probiotics, which are live microorganisms that provide health benefits to the host organism. However, there are some key differences between the two:

  1. Spore-forming vs. non-spore-forming: Bacillus clausii is a spore-forming bacterium, while Lactobacillus is a non-spore-forming bacterium. Spore-forming bacteria have an additional layer of protection, making them more resistant to harsh conditions like heat and acidity.
  2. Storage and viability: Bacillus clausii has advantages over Lactobacillus, as it is heat-stable and can be stored at room temperature without any deleterious effects on its viability. It is also resistant to the acidic gastric environment.
  3. Stress suppression: Studies have shown that Bacillus clausii has greater stress-suppressant activity than Lactobacillus fermentum NMCC-14.

Despite these differences, both Lactobacillus and Bacillus clausii share some similarities, such as:

  • They both produce proteases and survive in harsh acidic environments.
  • They are both considered helpful or good bacteria for humans.
  • They belong to the natural flora of the gastrointestinal tract of mammals and are important as anti-diarrhea medicines.
  • They are both motile and aerotolerant anaerobes.

In summary, Lactobacillus and Bacillus clausii are both probiotic bacteria with some similarities, but they also have key differences in their spore-forming abilities, storage requirements, and stress suppression capabilities.

Comparative Table: Lactobacillus vs Bacillus Clausii

Here is a table comparing the differences between Lactobacillus and Bacillus Clausii:

Feature Lactobacillus Bacillus Clausii
Genus Non-spore-forming bacterium Spore-forming bacterium
Form Live or dormant cells utilized as probiotics Spores utilized as probiotics
Shape Rod-shaped Rod-shaped
Presence Occurs in human vagina, mouth, and some foods Not naturally occurring in the human body
Probiotic Yes Yes
Stress-suppressing effects Lactobacillus fermentum NMCC-14 showed positive effects in stress-suppressing behavior in mice Bacillus clausii showed more stress-suppressing effects than Lactobacillus fermentum NMCC-14 in mice
Environment Non-spore-forming bacteria do not form spores in response to adverse environmental conditions Spore-forming bacteria form spores in response to adverse environmental conditions

Both Lactobacillus and Bacillus Clausii are probiotics, meaning they are beneficial bacteria that contribute to a healthy gut microbiome. However, Lactobacillus is a non-spore-forming bacterium, while Bacillus Clausii is a spore-forming bacterium. The live or dormant cells of Lactobacillus bacteria are mainly utilized as probiotics, whereas the spores of Bacillus Clausii bacterium are primarily used as probiotics.