Lactobacillus acidophilus: Difference between revisions
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{{Short description|A species of bacteria in the genus Lactobacillus}} | |||
{{Taxobox | |||
| name = Lactobacillus acidophilus | |||
| image = Lactobacillus acidophilus.jpg | |||
| image_caption = ''Lactobacillus acidophilus'' under a microscope | |||
| domain = [[Bacteria]] | |||
| phylum = [[Bacillota]] | |||
| classis = [[Bacilli]] | |||
| ordo = [[Lactobacillales]] | |||
| familia = [[Lactobacillaceae]] | |||
| genus = ''[[Lactobacillus]]'' | |||
| species = '''''L. acidophilus''''' | |||
| binomial = ''Lactobacillus acidophilus'' | |||
| binomial_authority = (Moro 1900) | |||
}} | |||
'''''Lactobacillus acidophilus''''' is a species of [[gram-positive bacteria]] in the genus ''[[Lactobacillus]]''. It is a homofermentative species, meaning it primarily produces [[lactic acid]] from the fermentation of carbohydrates. ''L. acidophilus'' is found naturally in the human and animal [[gastrointestinal tract]], [[mouth]], and [[vagina]]. It is considered a [[probiotic]], which means it can confer health benefits to the host when consumed in adequate amounts. | |||
==Characteristics== | |||
''Lactobacillus acidophilus'' is a rod-shaped, non-spore-forming bacterium. It is [[facultative anaerobe|facultatively anaerobic]], meaning it can survive in both the presence and absence of [[oxygen]]. The bacterium grows optimally at a temperature of 37°C, which is the normal human body temperature, and at a pH of 5.5 to 6.0. | |||
== | ==Role in Human Health== | ||
''L. acidophilus'' is commonly used in the production of [[yogurt]] and other fermented foods. It is also available as a dietary supplement. The bacterium is believed to have several health benefits, including: | |||
L. acidophilus | * '''Digestive Health''': ''L. acidophilus'' can help maintain a healthy balance of [[gut microbiota]], which is essential for proper digestion and absorption of nutrients. | ||
* '''Immune System Support''': By promoting a healthy gut flora, ''L. acidophilus'' may enhance the body's immune response. | |||
* '''Prevention of Infections''': It can inhibit the growth of harmful bacteria in the gut and vagina, reducing the risk of infections such as [[bacterial vaginosis]]. | |||
== | ==Applications== | ||
''Lactobacillus acidophilus'' is widely used in the food industry for the production of fermented dairy products. It is also used in the formulation of [[probiotic]] supplements. These supplements are often recommended for individuals who have taken [[antibiotics]], as they can help restore the natural balance of bacteria in the gut. | |||
L. acidophilus | ==Safety and Side Effects== | ||
''L. acidophilus'' is generally considered safe for most people. However, individuals with weakened immune systems or underlying health conditions should consult a healthcare provider before taking probiotic supplements. Some people may experience mild digestive symptoms, such as gas or bloating, when first taking ''L. acidophilus''. | |||
== | ==Gallery== | ||
[[File:Lactobacillus acidophilus.jpg|thumb|right|''Lactobacillus acidophilus'' under a microscope]] | |||
==Related pages== | |||
* [[Probiotic]] | * [[Probiotic]] | ||
* [[ | * [[Gut microbiota]] | ||
* [[Fermentation (food)]] | * [[Fermentation (food)]] | ||
* [[Yogurt]] | |||
[[Category:Lactobacillaceae]] | |||
[[Category: | |||
[[Category:Probiotics]] | [[Category:Probiotics]] | ||
[[Category: | [[Category:Gram-positive bacteria]] | ||
Revision as of 17:42, 18 February 2025
A species of bacteria in the genus Lactobacillus
Lactobacillus acidophilus is a species of gram-positive bacteria in the genus Lactobacillus. It is a homofermentative species, meaning it primarily produces lactic acid from the fermentation of carbohydrates. L. acidophilus is found naturally in the human and animal gastrointestinal tract, mouth, and vagina. It is considered a probiotic, which means it can confer health benefits to the host when consumed in adequate amounts.
Characteristics
Lactobacillus acidophilus is a rod-shaped, non-spore-forming bacterium. It is facultatively anaerobic, meaning it can survive in both the presence and absence of oxygen. The bacterium grows optimally at a temperature of 37°C, which is the normal human body temperature, and at a pH of 5.5 to 6.0.
Role in Human Health
L. acidophilus is commonly used in the production of yogurt and other fermented foods. It is also available as a dietary supplement. The bacterium is believed to have several health benefits, including:
- Digestive Health: L. acidophilus can help maintain a healthy balance of gut microbiota, which is essential for proper digestion and absorption of nutrients.
- Immune System Support: By promoting a healthy gut flora, L. acidophilus may enhance the body's immune response.
- Prevention of Infections: It can inhibit the growth of harmful bacteria in the gut and vagina, reducing the risk of infections such as bacterial vaginosis.
Applications
Lactobacillus acidophilus is widely used in the food industry for the production of fermented dairy products. It is also used in the formulation of probiotic supplements. These supplements are often recommended for individuals who have taken antibiotics, as they can help restore the natural balance of bacteria in the gut.
Safety and Side Effects
L. acidophilus is generally considered safe for most people. However, individuals with weakened immune systems or underlying health conditions should consult a healthcare provider before taking probiotic supplements. Some people may experience mild digestive symptoms, such as gas or bloating, when first taking L. acidophilus.
