DH10B Competent Cells for Large plasmid cloning and propagation | Chemically competent
High-efficiency Chemically competent E. coli cells optimized for Large plasmid cloning, Large plasmid propagation, cDNA library generation, Genomic library generation, High-copy plasmid propagation with transformation efficiency 1–5 × 10^8 CFU/µg pBR322.
Available Sizes
What are DH10B Competent Cells?
DH10B competent cells are optimized E. coli host cells developed for high-efficiency Large plasmid cloning and propagation workflows including Large plasmid cloning, Large plasmid propagation, cDNA library generation, Genomic library generation, High-copy plasmid propagation. These cells support reliable plasmid uptake, stable propagation, and reproducible transformation performance for molecular biology and protein engineering applications.
Why Choose This Strain?
- Transformation efficiency: 1–5 × 10^8 CFU/µg pBR322
- High efficiency
- Supports plasmids up to 10–150 kb
- Stability: Supports stable replication of high-copy number plasmids and improved cloning of methylated mammalian DNA
Key Features
- Strain: DH10B
- Format: 10 × 0.1 mL/tube
- Cell type: Chemically competent
- Insert compatibility: Large plasmids and inserts; 10–150 kb plasmid range listed in manual
- Optimized for Large plasmid cloning and propagation
Applications
- Large plasmid cloning
- Large plasmid propagation
- cDNA library generation
- Genomic library generation
- High-copy plasmid propagation
Workflow Compatibility
- 10–150 kb plasmid propagation
- Large insert cloning
- Methylated mammalian DNA cloning
- cDNA library construction
- Genomic library construction
Specifications
| Genotype | F- mcrA ∆(mrr-hsdRMS-mcrBC) φ80lacZ∆M15 ∆lacX74 recA1 endA1 rpsL150(StrR) araD139 ∆(ara, leu)7697 galU galK λ- nupG |
|---|---|
| Antibiotic Resistance | Streptomycin resistance genotype, Depends on transformed plasmid |
| Growth Conditions | SOC recovery; transformed cells can be grown in LB or TB broth and plated on selective LB agar |
| Plasmid Types | Large plasmids, High-copy plasmids, cDNA library plasmids, Genomic library plasmids, pBR322 |
| Recombination Notes | recA1 supports reduced recombination and stable plasmid propagation |
| Max Plasmid Size | 10–150 kb |
Detailed Specifications
| Stability Type | Supports stable replication of high-copy number plasmids and improved cloning of methylated mammalian DNA |
|---|---|
| Insert Size Compatibility | Large plasmids and inserts; 10–150 kb plasmid range listed in manual |
| Format | 10 × 0.1 mL/tube |
Handling & Protocol
| Transformation Method | Heat shock |
|---|---|
| Protocol Time | ~2 hours to plating, plus overnight incubation |
| Recovery Time | 1 hour at 37°C in SOC |
| Storage Conditions | -80°C |
| Shipping Conditions | Dry ice |
| Shelf Life | ~6 - 12 months at -80°C (typical competent cell stability) |
Industry Comparison
Comparable to DH10B large-plasmid cloning strains for Large plasmid cloning and propagation workflows.
Comparable to industry-standard DH10B competent cells used for large plasmid propagation, cDNA library generation, and genomic library construction.
Any third-party trademarks are the property of their respective owners. Reference is provided solely to indicate compatibility or comparable application and does not imply affiliation, endorsement, or sponsorship.
Quality Control
- Transformation efficiency validated with control plasmid
- Genotype verified
- Contamination-free
- CoA provided
Key Advantages
- Optimized for cloning and propagation of large plasmids
- Supports 10–150 kb plasmid range
- Suitable for cDNA and genomic library generation
- recA1 and endA1 support stable plasmid propagation and DNA quality
- Improved cloning efficiency for mammalian DNA containing methylated cytosine or adenine
Why Researchers Choose Amid Biosciences Competent Cells
- High transformation efficiency for reliable cloning workflows
- Optimized strains for phage display, mutagenesis, and protein engineering
- Stringent quality control testing
- Fast shipping and scientific support
- Research-use-only products manufactured for reproducibility
Related Products
- SS320 Competent Cells for Large Phage Display Libraries
- TG1 Competent Cells for Antibody Phage Display
- DH5α Competent Cells for Routine Cloning
Research Use Only. Not for diagnostic or therapeutic use.