RIPA Lysis Buffer (low)

Description

RIPA Lysis Buffer-low is a mild RIPA protein extraction buffer designed for gentle cell and tissue lysis while maintaining protein integrity and native protein interactions. During protein sample preparation, overly harsh extraction conditions may disrupt protein complexes or affect protein activity, which can impact downstream immunoprecipitation and protein interaction studies. This mild RIPA lysis buffer provides efficient cell disruption with reduced extraction strength, helping researchers obtain reliable whole-cell lysates for Western blot, SDS-PAGE, immunoprecipitation (IP), and co-immunoprecipitation (Co-IP) workflows.

Compared with stronger RIPA formulations, RIPA Lysis Buffer-low provides a gentler extraction environment that is suitable for routine protein extraction, protein expression analysis, and experiments requiring preservation of protein complexes. The resulting protein lysates are compatible with common molecular biology and biochemical applications, including whole-cell protein extraction, native protein analysis, and antibody-based enrichment workflows.

RIPA Lysis Buffer-low is part of a RIPA lysis buffer series with different extraction strengths, allowing researchers to select an appropriate protein extraction buffer according to sample type, target protein characteristics, and experimental requirements.

Specifications

Features

• Gentle protein extraction: Provides mild cell lysis conditions for obtaining soluble protein lysates while helping maintain protein integrity.

• Suitable for protein interaction studies: The mild extraction environment is suitable for workflows where preservation of protein complexes and native interactions is important.

• Integrated protease inhibition system: Contains multiple protease inhibitors to help reduce protein degradation during sample preparation.

• Broad sample compatibility: Suitable for protein extraction from adherent cells, suspension cells, tissues, bacteria, and yeast samples.

• Flexible RIPA buffer selection: Available as part of a RIPA lysis buffer series with low, medium, and high extraction strengths.

Applications

RIPA Lysis Buffer-low is widely used as a mild protein extraction reagent for molecular biology, cell biology, and biochemical research workflows where gentle cell lysis and protein preservation are required.

• Western Blot Protein Extraction: Preparation of whole-cell lysates for SDS-PAGE separation and Western blot detection of target proteins.

• Immunoprecipitation (IP): Provides a suitable immunoprecipitation buffer environment for antibody-based protein enrichment workflows.

• Co-Immunoprecipitation (Co-IP): Supports protein-protein interaction studies by helping maintain protein complexes during extraction.

• Whole Cell Protein Extraction: Used for routine extraction of cellular proteins from adherent and suspension cultured cells.

• Tissue Protein Extraction: Suitable for extracting proteins from biological tissues when moderate extraction strength is preferred.

• SDS-PAGE Sample Preparation: Provides protein lysates compatible with electrophoretic separation and downstream analysis.

• ELISA Sample Preparation: Supports preparation of protein samples for immunoassay-based research applications.

• Protein Interaction Research: Used in biochemical studies requiring preservation of native protein associations.

Protocol Overview

For optimal protein extraction performance, samples should be processed under cold conditions to minimize protein degradation.

• Add appropriate protease inhibitors or phosphatase inhibitors according to experimental requirements before use.
• Perform cell or tissue lysis on ice or at 4 °C to maintain protein stability.
• Allow sufficient incubation time for complete sample disruption while avoiding unnecessary over-lysis.
• Centrifuge lysates at 10,000–14,000 ×g for 3–5 minutes and collect the clarified supernatant for downstream analysis.

Because RIPA buffer contains detergents, protein concentration should be measured using detergent-compatible methods such as BCA or Lowry assays instead of Bradford assays.

Ordering Information

FAQ