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| 产品名称： | Escherichia coli (Migula) Castellani and Chalmers |
|---|---|
| 商品货号： | TS188149 |
| Classification： | Enterobacteriaceae, Escherichia |
| Strain Designations： | DK9 |
| Application： | transformation host |
| Biosafety Level： | 1
Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country. |
| Product Format： | freeze-dried |
| Preceptrol®： | no |
| Genotype： | F- delta(srl-recA)306 galKU42(Am) galE trp(Am) ara(Am) lacYT6R |
| Type Strain： | no |
| Comments： | A recA- derivative of N953, which is an F- non-suppressing derivative (sup+) of MBO. This recA- galE- Escherichia coli host strain has amber mutations in trp and galK, yielding both positive and negative selection with supF-containing vectors. |
| Medium： | ATCC® Medium 1065: LB Agar/Broth, Miller |
| Growth Conditions： | Temperature: 37.0°C |
| Name of Depositor： | DM Kurnit |
| References： | Kurnit DM. Escherichia coli recA deletion strains that are highly competent for transformation and for in vivo phage packaging. Gene 82: 313-315, 1989. PubMed: 2684784 |