Sigma-Aldrich™ Bile Extract, Porcine, 100g

Sigma-Aldrich™ Bile Extract, Porcine is a high-quality microbiological reagent derived from porcine bile, supplied in powder form for convenient preparation and use. It is widely applied as a selective supplement in culture media, particularly for studying bile tolerance and microbial survival in gastrointestinal conditions.

This bile extract contains a complex mixture of bile acids and bile salts, including glycine and taurine conjugates, making it highly suitable for bacteriological research, probiotic studies, and selective cultivation of microorganisms such as Listeria monocytogenes and Lactobacillus species.

Key Features

• Derived from porcine biological source
• Supplied as a fine powder for easy dissolution
• Suitable for microbiological culture applications
• Contains bile salts and conjugates (glycine and taurine derivatives)
• Ideal for selective media formulation and bile resistance studies
• Consistent quality (Quality Level 200) for research reproducibility

Applications

• Supplement in brain heart infusion (BHI) media for microbial culture
• Cultivation and study of Listeria monocytogenes
• Evaluation of bile tolerance in probiotic bacteria
• Investigation of bacterial adaptation to bile salts
• Research on gastrointestinal survival of microorganisms
• Separation and analysis of bile acid mixtures (e.g., HPLC methods)

Biochemical & Functional Properties

• Contains bile acids and bile salt conjugates
• Supports selective growth of bile-resistant microorganisms
• Mimics intestinal conditions in culture systems
• Enables studies on microbial resistance and adaptation
• Suitable for use in complex media formulations

Technical Specifications

Product Variant

The Sigma-Aldrich™ Bile Extract, Porcine is a reliable and versatile reagent for laboratories engaged in microbiological culture, probiotic research, and gastrointestinal simulation studies. Its well-defined composition and consistent quality make it an essential component for selective media preparation and bacterial bile resistance investigations.