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Isolation and Identification of Bacterial Strains from Skin of Terrestrial Amphibians
Published on: June 17, 2025
Microbacterium suwonense sp. nov., isolated from cow dung
Rangasamy Anandham1, Tomohiko Tamura, Moriyuki Hamada
1Department of Agricultural Microbiology, Agricultural College and Research Institute, Madurai, India.
Journal of Microbiology (Seoul, Korea)
|November 10, 2011
Summary
A novel bacterial species, Microbacterium suwonense M1T8B9(T), was identified from cow dung in South Korea. This Gram-positive actinomycete expands the known diversity within the Microbacterium genus.
Area of Science:
- Microbiology
- Bacteriology
- Taxonomy
Background:
- Actinomycetes are a diverse group of bacteria with significant ecological and industrial roles.
- The genus Microbacterium comprises various species found in diverse environments.
Purpose of the Study:
- To characterize and classify a novel actinomycete isolate from cow dung.
- To determine the taxonomic position of strain M1T8B9(T) within the genus Microbacterium.
Main Methods:
- Phylogenetic analysis using 16S rRNA gene sequencing.
- Determination of polar lipid profiles and major fatty acid composition.
- DNA-DNA hybridization for genetic relatedness assessment.
Main Results:
- Strain M1T8B9(T) showed highest 16S rRNA gene similarity to Microbacterium soli (98.2%).
- Distinct polar lipid patterns and major fatty acid profiles were observed.
- DNA-DNA hybridization revealed low relatedness (<42%) with closely related species.
Conclusions:
- Strain M1T8B9(T) represents a novel species within the genus Microbacterium.
- The proposed name for this new species is Microbacterium suwonense sp. nov.
- This finding contributes to the understanding of bacterial diversity in soil ecosystems.
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