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Research Article
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Erratum Notice
Important: There has been an erratum issued for this article. View Erratum Notice
Retraction Notice
The article Assisted Selection of Biomarkers by Linear Discriminant Analysis Effect Size (LEfSe) in Microbiome Data (10.3791/61715) has been retracted by the journal upon the authors' request due to a conflict regarding the data and methodology. View Retraction Notice
Questo video mostra la procedura per trasformare l'Escherichia coli con un plasmide che trasporta un gene di resistenza agli antibiotici, compresa la preparazione cellulare, l'elettroporazione, il recupero e la selezione dei trasformanti.
1. Isolamento di co-trasformanti di E. coli
| Agar | Sigma-Aldrich | E 1296 | |
| Ampicillina | Sigma-Aldrich | Codice: A9518 | |
| EDTA | Sigma-Aldrich | EDS | |
| Glicerolo | Sigma-Aldrich | G5516 | |
| Kcl | Sigma-Aldrich | P9541 | |
| MgCl₂ | Sigma-Aldrich | Motore M2670 | |
| NaCl | Sigma-Aldrich | 31434 | |
| Triptone | Sigma-Aldrich | 95039 | |
| Estratto di lievito | Fluka | 70161 | |
| Cuvette 0,1 cm | BioRad | 1652089 | Per elettroporazione |
| Centrifuga 5415R | Eppendorf | ||
| Centrifuga Allegra 21R | Beckman | ||
| Elettroporazione Gene Pulser II | BioRad |