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Special Issue "An Update on Lactobacillus": Editorial.

Piotr Heczko1, Łucja Kozień1, Magdalena Strus1

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The Lactobacillus genus, a group of bacteria, contained over 260 species in 2020, with the number likely increasing. This highlights the vast diversity within this important bacterial group.

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Area of Science:

  • Microbiology and Microbial Taxonomy
  • Bacteriology
  • Probiotics Research

Background:

  • The genus *Lactobacillus* is a diverse group of lactic acid bacteria (LAB).
  • As of 2020, the genus comprised over 260 recognized species.
  • The taxonomic classification of *Lactobacillus* has undergone significant revisions.

Discussion:

  • The substantial number of species indicates a broad ecological distribution and metabolic versatility.
  • Understanding the precise taxonomy is crucial for accurate application in food, health, and industrial settings.
  • Ongoing research continuously identifies new species and reclassifies existing ones.

Key Insights:

  • The original *Lactobacillus* genus is taxonomically complex and expansive.
  • The diversity within *Lactobacillus* is a key area of ongoing scientific exploration.
  • Accurate species identification is fundamental for leveraging their beneficial properties.

Outlook:

  • Future research will likely focus on further refining the taxonomy of this genus.
  • The functional roles and applications of newly identified species will be investigated.
  • Continued exploration promises new insights into the biology and utility of lactic acid bacteria.