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Research Article
Please note that some of the translations on this page are AI generated. Click here for the English version.
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Selection of Biomarkers by Linear Discriminant Analysis Effect Size (LEfSe) in Microbiome Data (10.3791/61715) has been retracted by the journal upon the authors' request due to a conflict regarding the data and methodology.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
Fonte: Wong, A. Y. H. et al. Colorazione fluorescente all'argento di proteine in gel di poliacrilammide. J. Vis. Exp. (2019)
In questo video, dimostriamo un metodo di colorazione dell'argento di gel di poliacrilammide per la visualizzazione della proteina totale utilizzando sonde fluorogeniche.
1. Preparazione del Gel
2. Fissazione del gel
3. Preparazione della soluzione AgNO3 e impregnazione d'argento del gel
4. Sviluppo fluorogenico del gel
5. Decolorazione e imaging
| Tampone campione LDS (4X) | Thermo Fisher Scientifico | NP0007 | Reagente |
| Gel proteici Bis-Tris 4-12%, 1,0 mm, 15 pozzetti | Thermo Fisher Scientifico | NP0323BOX | Gel prefabbricato |
| Agente riducente del campione (10X) | Thermo Fisher Scientifico | NP0004 | Reagente |
| Buffer di esecuzione MES SDS (20X) | Thermo Fisher Scientifico | NP0002 | Reagente |
| Mini serbatoio in gel | Thermo Fisher Scientifico | Codice A25977 | attrezzatura |
| Alimentatore da 300 W (230 V CA) | Thermo Fisher Scientifico | PS0301 | attrezzatura |
| Scala proteica non colorata | Thermo Fisher Scientifico | Codice 26614 | campione |
| Nitrato d'argento | Sigma-Aldrich | 31630-25G-R | Reagente |
| etanolo | Bragg e co. | Codice 42520J | Reagente |
| acido acetico | J.T. Baker | Codice 103201A | Reagente |
| Sintesi Milli-Q A10 | Merk | - | Fornisce acqua a 18,2 MΩ.cm |
| Sistema di documentazione su gel (modello c600) | Azure biosystems | - | attrezzatura |