| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| Carrier Free | AF594-SP | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| Carrier Free | 594-ML-010/CF | |||
| Carrier Free | 594-ML-025/CF | |||
| Carrier Free | 594-ML-100/CF | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| Carrier Free | 8879-IL-010/CF | |||
| Carrier Free | 8879-IL-050/CF | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| BSA Free | NBP2-27336SS | |||
| Azide and BSA Free | NBP2-80800 | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| BSA Free | NBP1-76740SS | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| Carrier Free | 5849-ML-025/CF | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| Carrier Free | AF5849-SP | |||
| Formulation | Catalog # | Availability | Price | |
|---|---|---|---|---|
| Carrier Free | 7274-RB-025/CF | |||
![N/A IL-21 [Biotin]](http://images.novusbio.com/fullsize2/DATA_IL21_DY594_ELISA_2144.jpg "N/A IL-21 [Biotin]")
![Western Blot: IL-21 Antibody (14k5H3) [NBP2-27336] - Analysis of IL-21. Full-length recombinant IL-21 protein probed with 1 ug/ml of IL-21 monoclonal antibody. Goat anti-mouse Ig HRP secondary antibody and PicoTect ECL substrate solution were used for this test.](http://images.novusbio.com/fullsize/IL-21-Antibody-14k5H3-Western-Blot-NBP2-27336-img0002.jpg "Western Blot: IL-21 Antibody (14k5H3) [NBP2-27336] - Analysis of IL-21. Full-length recombinant IL-21 protein probed with 1 ug/ml of IL-21 monoclonal antibody. Goat anti-mouse Ig HRP secondary antibody and PicoTect ECL substrate solution were used for this test.")
![Western Blot: IL-21 Antibody [NBP1-76740] - Western Blot Validation with Recombinant Protein.Loading: 30 ng of human IL-21 recombinant protein per lane.Antibodies: IL-21 NBP1-76740 (0.5 ug/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.](http://images.novusbio.com/fullsize/IL-21-Antibody-Western-Blot-NBP1-76740-img0007.jpg "<b>Expression of Tagged Proteins Validation. </b>Western Blot: IL-21 Antibody [NBP1-76740] - Western Blot Validation with Recombinant Protein.Loading: 30 ng of human IL-21 recombinant protein per lane.Antibodies: IL-21 NBP1-76740 (0.5 ug/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.")
![<b>Expression of Tagged Proteins Validation. </b>Immunocytochemistry/Immunofluorescence: IL-21 Antibody [NBP1-76740] - Immunocytochemistry Validation of IL-21 in K562 Cells.Immunocytochemical analysis of K562 cells using anti-IL-21 antibody (NBP1-76740) at 2 ug/mL. Cells were fixed with formaldehyde and blocked with 10% serum for 1 h at RT; antigen retrieval was by heat mediation with a citrate buffer (pH6). Samples were incubated with primary antibody overnight at 4 C. A goat anti-rabbit IgG H&L (HRP) at 1/250 was used as secondary. Counter stained with Hematoxylin.](http://images.novusbio.com/fullsize/IL-21-Antibody-Immunocytochemistry-Immunofluorescence-NBP1-76740-img0008.jpg)
![Western Blot: IL-21 Antibody [NBP1-76740] - Western Blot Validation in Human, Mouse and Rat Cell Lines.Loading: 15 ug of lysates per lane.Antibodies: IL-21 NBP1-76740, (1 ug/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.](http://images.novusbio.com/fullsize/IL-21-Antibody-Western-Blot-NBP1-76740-img0004.jpg)
![<b>Independent Antibodies Validation. </b>Western Blot: IL-21 Antibody [NBP1-76740] - Independent Antibody Validation (IAV) via Protein Expression Profile in Cell Lines.Loading: 15 ug of lysates per lane.Antibodies: IL-21 NBP1-76740 (1 ug/mL), IL-21 from Company B (5 ug/mL), beta-actin (5 ug/mL) and beta-actin (1 ug/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.](http://images.novusbio.com/fullsize/IL-21-Antibody-Western-Blot-NBP1-76740-img0005.jpg)
![Western Blot: IL-21 Antibody - BSA Free [NBP1-76740] - Figure 3 Western Blot Validation in Human HL-60 Cell LysateLoading: 15 u of lysates per lane.Antibodies: IL-21 (1 u/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.(A) Absence of blocking peptide(B) Presence of blocking peptide.](http://images.novusbio.com/fullsize/nbp1-76740_rabbit-polyclonal-il-21-antibody-271120241937752.jpg)
![ELISA: Mouse IL-21 ELISA Kit (Colorimetric) [NBP3-06779] - Samples were spiked with high concentrations of Mouse IL-21 and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp3-06779_mouse-il-21-elisa-kit-colorimetric-132202416243480.jpg "ELISA: Mouse IL-21 ELISA Kit (Colorimetric) [NBP3-06779] - Samples were spiked with high concentrations of Mouse IL-21 and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Mouse IL-21 ELISA Kit (Colorimetric) [NBP3-06779] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp3-06779_mouse-il-21-elisa-kit-colorimetric-43202495078.jpg)
![ELISA: Rat IL-21 ELISA Kit (Colorimetric) [NBP3-06780] - Samples were spiked with high concentrations of Rat IL-21 and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp3-06780_rat-il-21-elisa-kit-colorimetric-132202416133691.jpg "ELISA: Rat IL-21 ELISA Kit (Colorimetric) [NBP3-06780] - Samples were spiked with high concentrations of Rat IL-21 and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Rat IL-21 ELISA Kit (Colorimetric) [NBP3-06780] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp3-06780_rat-il-21-elisa-kit-colorimetric-4320248574372.jpg)