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April 3, 2026FermentationOpen Access

Effects of Inoculating Lignin-Degrading Bacteria Isolated from Ruminant Rectum on In Vitro Rumen Diet Degradation

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Authors

CKChatchai KaewpilaRajamangala University of Technology IsanPGPongsatorn GununRajamangala University of Technology IsanNSNikom SrikachaRajamangala University of Technology Isan

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Implication

Evaluates how lignin-degrading bacteria improve fiber digestion in ruminants, suggesting novel dietary strategies.

Key Points

  • The study aims to assess the impact of inoculating lignin-degrading bacteria on rumen fermentation characteristics associated with dietary fiber utilization.
  • Collected rectal fecal samples from various ruminant species
  • Isolated 28 bacterial colonies via enrichment on sodium lignosulfonate media
  • Assessed lignin degradation efficiency spectrophotometrically
  • Conducted in vitro rumen fermentation experiments using a completely randomized design
  • Isolate BC3 enhanced dry matter digestibility by 23.1% compared to the control
  • Total gas production increased by 18.6% with BC3
  • Volatile fatty acid concentrations rose by 13.2% with BC3
  • All isolates identified as Gram-negative, rod-shaped bacteria
  • Phylogenetic analysis linked isolate BC3 to Escherichia coli strains

Cite This Study

Kaewpila et al. (2026) studied this question.

synapsesocial.com/papers/69cf5d1f5a333a821460ac8dhttps://doi.org/10.3390/fermentation12040179
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