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[Higher fatty acid composition of enterococci]
Zhurnal Mikrobiologii, Epidemiologii I Immunobiologii
|September 1, 1982
Summary
The fatty acid composition of enterococci is not dependent on culture media. Different enterococcal species, like Enterococcus faecium and Enterococcus faecalis, show varying lipid unsaturation levels and unique fatty acid profiles.
Area of Science:
- Microbiology
- Lipid biochemistry
Context:
- Enterococci are common bacteria with implications in health and industry.
- Understanding their lipid composition is crucial for differentiating species and understanding their physiology.
Purpose:
- To investigate the relationship between culture media composition and unsaturated fatty acid content in enterococci.
- To compare lipid profiles between different enterococcal species and motility groups.
Summary:
- Enterococcal fatty acid content is independent of culture medium composition.
- Enterococcus faecium exhibits 1.5-2 times higher lipid unsaturation than Enterococcus faecalis.
- Mobile enterococci are distinguished by cyclopropane fatty acids and differ from immobile strains in C18 fatty acid content and lipid unsaturation.
Impact:
- Provides insights into enterococcal lipid metabolism and species differentiation.
- Highlights distinct biochemical characteristics of mobile versus immobile enterococci.
- Contributes to the taxonomic understanding of enterococcal heterogeneity.