Biosurfactant Production by Lysinibacillus and Bacillus Using Different Oils

Biosurfactant production was evaluated using five different oils as a carbon source, including soybean, frying, diesel, and lubricating oils. Two bacterial genera, Lysinibacillus sp. and Bacillus sp., were isolated from cosmetic industry sludge and diesel-contaminated soil and produced biosurfactants in all tested oils. The research, authored by Grazieny Aparecida Mendes de Almeida, found soybean oil yielded the highest emulsification indices of 50% and 46.63% for the respective bacteria.

Use Cases

• Compare biosurfactant production efficiency based on different oil carbon sources mentioned in the description
• Analyze emulsification index and drop collapse test results for bacterial strains
• Study the performance of Lysinibacillus sp. and Bacillus sp. in bioremediation or industrial applications
• Model the relationship between substrate type and biosurfactant yield for cost-reduction research

Strengths

• Experimental results include specific emulsification index percentages of 50% and 46.63%
• Describes the use of five distinct oil types as carbon sources
• Identifies two specific bacterial genera used in the study

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Last update date is unknown; freshness unverified

Provenance

Source

paperswithcode

Collection Method

Laboratory experiment involving bacterial culture under agitation at 200 rpm and 30°C for 7 days, with analysis via emulsifying activity, emulsification index, and drop collapse tests.