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![Western Blot: SARS-CoV-2 Spike Antibody (B005N) - (ECD) [NBP3-05722] - Western Blot Validation with Recombinant Protein. Loading: 1ug of recombinant protein per lane. Lane 1: SARS-CoV-2 (COVID-19) Spike-RBD Recombinant Protein. Antibodies: SARS-CoV-2 Spike, NBP3-05722, 1:4000. Secondary: Goat anti-human IgG HRP conjugate at 1:5000 dilution.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-Antibody-B005N-ECD-Western-Blot-NBP3-05722-img0002.jpg "Western Blot: SARS-CoV-2 Spike Antibody (B005N) - (ECD) [NBP3-05722] - Western Blot Validation with Recombinant Protein. Loading: 1ug of recombinant protein per lane. Lane 1: SARS-CoV-2 (COVID-19) Spike-RBD Recombinant Protein. Antibodies: SARS-CoV-2 Spike, NBP3-05722, 1:4000. Secondary: Goat anti-human IgG HRP conjugate at 1:5000 dilution.")
![ELISA: SARS-CoV-2 Spike Antibody (B005N) - (ECD) [NBP3-05722] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-RBD Recombinant Protein, and column 2: SARS-CoV-2 Spike-ECD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-Antibody-B005N-ECD-ELISA-NBP3-05722-img0001.jpg)
![ELISA: SARS-CoV-2 Spike Antibody - Delta Variant, B.1.617.2, India [NBP3-12851] - SARS-Cov-2 Spike L452R (Delta Variant) Antibodies Specifically Detect Delta Variant Spike S1 Protein in an ELISA. Coating Antigen: SARS-CoV-2 spike S1 proteins WT, alpha variant (B.1.1.7), beta variant (B.1.351), gamma variant (P.1), delta variant (B.1.617.2), mu variant (B.1.621), and omicron variant (B.1.1.529), 1 ug/mL, incubated at 4 C overnight. Detection Antibodies: SARS-CoV-2 Delta Variant Spike antibody, NBP3-12851, dilution: 200 and 1000 ng/mL, incubated at RT for 1 hr. Secondary Antibodies: Goat anti-rabbit HRP at 1:20,000, incubated at RT for 1 hr.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-Antibody---Delta-Variant--B.1.617.2--India-ELISA-NBP3-12851-img0001.jpg "ELISA: SARS-CoV-2 Spike Antibody - Delta Variant, B.1.617.2, India [NBP3-12851] - SARS-Cov-2 Spike L452R (Delta Variant) Antibodies Specifically Detect Delta Variant Spike S1 Protein in an ELISA. Coating Antigen: SARS-CoV-2 spike S1 proteins WT, alpha variant (B.1.1.7), beta variant (B.1.351), gamma variant (P.1), delta variant (B.1.617.2), mu variant (B.1.621), and omicron variant (B.1.1.529), 1 ug/mL, incubated at 4 C overnight. Detection Antibodies: SARS-CoV-2 Delta Variant Spike antibody, NBP3-12851, dilution: 200 and 1000 ng/mL, incubated at RT for 1 hr. Secondary Antibodies: Goat anti-rabbit HRP at 1:20,000, incubated at RT for 1 hr.")
![Western Blot: SARS-CoV-2 Spike Antibody - Delta Variant, B.1.617.2, India [NBP3-12851] - WB Validation of of Delta Variant Spike Antibodies with SARS-CoV-2 Delta Variant Spike S1 Protein. Loading: 50 ng of SARS-CoV-2 spike S1 proteins, including WT and Delta variant (B.1.617.2). Detection Antibodies: SARS-CoV-2 Delta Variant Spike antibody, NBP3-12851, 1 ug/mL, incubated at RT for 1 hr. Secondary Antibodies: Goat anti-rabbit HRP at 1:20,000, incubated at RT for 1 hr. SARS-CoV-2 Delta Variant Spike antibody (NBP3-12851) specifically detects Delta variant spike S1 protein, but not WT spike S1 protein.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-Antibody---Delta-Variant--B.1.617.2--India-Western-Blot-NBP3-12851-img0002.jpg)
![Western Blot: SARS-CoV-2 Spike S2 Antibody [NBP3-05700] - Validation with SARS-CoV-2 Spike S2 ECD Recombinant Protein Loading: 30 ng per lane of SARS-CoV-2 Spike S2 ECD recombinant protein, 1h incubation at RT in 5% NFDM/TBST. Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution. Lane 1: 1 ug/mL and Lane 2: 2 ug/mL.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-S2-Antibody-Western-Blot-NBP3-05700-img0001.jpg "Western Blot: SARS-CoV-2 Spike S2 Antibody [NBP3-05700] - Validation with SARS-CoV-2 Spike S2 ECD Recombinant Protein Loading: 30 ng per lane of SARS-CoV-2 Spike S2 ECD recombinant protein, 1h incubation at RT in 5% NFDM/TBST. Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution. Lane 1: 1 ug/mL and Lane 2: 2 ug/mL.")
![ELISA: SARS-CoV-2 Spike S2 Antibody - BSA Free [NBP3-05700] - Figure 2 ELISA Validation Antibodies: SARS-CoV-2 (COVID-19) Spike S2 Antibody, 9181. A direct ELISA was performed using immunogen peptide (P) as coating antigen and the anti-SARS-CoV-2 (COVID-19) Spike S2 antibody as the capture antibody. Secondary: Goat anti-rabbit IgG HRP conjugate at 1:20000 dilution. Detection range is from 0.3 ng/mL to 1000 ng/mL.](http://images.novusbio.com/fullsize/nbp3-05700_rabbit-polyclonal-sars-cov-2-spike-s2-antibody-2711202420414569.jpg)
![ELISA: SARS-CoV-2 Spike Antibody - Delta Variant, B.1.617.2, India [NBP3-12853] - SARS-Cov-2 Spike 156-157EFdel ( Delta Variant ) Antibodies Specifically Detect Delta Variant Spike S1 Protein in an ELISA. Coating Antigen: SARS-CoV-2 spike S1 proteins WT, alpha variant (B.1.1.7), beta variant (B.1.351), gamma variant (P.1), delta variant (B.1.617.2), mu variant (B.1.621), and omicron variant (B.1.1.529), 1 ug/mL, incubated at 4 C overnight. Detection Antibodies: SARS-CoV-2 Delta Variant Spike antibody, NBP3-12853, dilution: 200 and 1000 ng/mL, incubated at RT for 1 hr. Secondary Antibodies: Goat anti-rabbit HRP at 1:20,000, incubated at RT for 1 hr.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-Antibody---Delta-Variant--B.1.617.2--India-ELISA-NBP3-12853-img0001.jpg "ELISA: SARS-CoV-2 Spike Antibody - Delta Variant, B.1.617.2, India [NBP3-12853] - SARS-Cov-2 Spike 156-157EFdel ( Delta Variant ) Antibodies Specifically Detect Delta Variant Spike S1 Protein in an ELISA. Coating Antigen: SARS-CoV-2 spike S1 proteins WT, alpha variant (B.1.1.7), beta variant (B.1.351), gamma variant (P.1), delta variant (B.1.617.2), mu variant (B.1.621), and omicron variant (B.1.1.529), 1 ug/mL, incubated at 4 C overnight. Detection Antibodies: SARS-CoV-2 Delta Variant Spike antibody, NBP3-12853, dilution: 200 and 1000 ng/mL, incubated at RT for 1 hr. Secondary Antibodies: Goat anti-rabbit HRP at 1:20,000, incubated at RT for 1 hr.")
![Western Blot: SARS-CoV-2 Spike Antibody - Delta Variant, B.1.617.2, India [NBP3-12853] - WB Validation of of Delta Variant Spike S1 Antibodies with SARS-CoV-2 Delta Variant Spike S1 Protein. Loading: 50 ng of SARS-CoV-2 spike S1 proteins, including WT and Delta variant (B.1.617.2). Detection Antibodies: SARS-CoV-2 Delta Variant Spike antibody, NBP3-12853, 1 ug/mL, incubated at RT for 1 hr. Secondary Antibodies: Goat anti-rabbit HRP at 1:20,000, incubated at RT for 1 hr. SARS-CoV-2 Delta Variant Spike antibody (NBP3-12853) specifically detects Delta variant spike S1 protein, but not WT spike S1 protein.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-Antibody---Delta-Variant--B.1.617.2--India-Western-Blot-NBP3-12853-img0002.jpg)
![Western Blot: SARS-CoV-2 Spike RBD Antibody (B003Y) - (RBD) [NBP3-05726] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 Spike-RBD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-B003Y-RBD-Western-Blot-NBP3-05726-img0001.jpg "Western Blot: SARS-CoV-2 Spike RBD Antibody (B003Y) - (RBD) [NBP3-05726] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 Spike-RBD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.")
![ELISA: SARS-CoV-2 Spike RBD Antibody (B003Y) - (RBD) [NBP3-05726] - ELISA Test. Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 (COVID-19) Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 (COVID-19) Spike-RBD Recombinant Protein. Antibodies: SARS-CoV-2 Spike RBD Antibody, NBP3-05726. Secondary: Goat anti-human IgG HRP conjugate at 1:10000 dilution. Develop: 15min, 100 uL/well. Stop: Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-B003Y-RBD-ELISA-NBP3-05726-img0002.jpg)
![Western Blot: SARS-CoV-2 Spike RBD Antibody (B001N) - (RBD) [NBP3-05728] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 Spike-RBD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-B001N-RBD-Western-Blot-NBP3-05728-img0001.jpg "Western Blot: SARS-CoV-2 Spike RBD Antibody (B001N) - (RBD) [NBP3-05728] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 Spike-RBD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.")
![ELISA: SARS-CoV-2 Spike RBD Antibody (B001N) - (RBD) [NBP3-05728] - ELISA Test. Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 (COVID-19) Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 (COVID-19) Spike-RBD Recombinant Protein. Antibodies: SARS-CoV-2 Spike RBD Antibody, NBP3-05728. Secondary: Goat anti-human IgG HRP conjugate at 1:10000 dilution. Develop: 15min, 100 uL/well. Stop: Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-B001N-RBD-ELISA-NBP3-05728-img0002.jpg)
![Western Blot: SARS-CoV-2 Spike RBD Antibody (B003N) - (RBD) [NBP3-05727] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 Spike-RBD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-B003N-RBD-Western-Blot-NBP3-05727-img0001.jpg "Western Blot: SARS-CoV-2 Spike RBD Antibody (B003N) - (RBD) [NBP3-05727] - ELISA Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 Spike-RBD Recombinant Protein, 100 uL/well. Stop buffer 50 uL/well.")
![ELISA: SARS-CoV-2 Spike RBD Antibody (B003N) - (RBD) [NBP3-05727] - ELISA Test. Coating original concentration: 2 ug/mL, 100 uL/well samples are column 1: SARS-CoV-2 (COVID-19) Spike-ECD Recombinant Protein, and column 2: SARS-CoV-2 (COVID-19) Spike-RBD Recombinant Protein. Antibodies: SARS-CoV-2 Spike RBD Antibody, NBP3-05727. Secondary: Goat anti-human IgG HRP conjugate at 1:10000 dilution. Develop: 15min, 100 uL/well. Stop: Stop buffer 50 uL/well.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-B003N-RBD-ELISA-NBP3-05727-img0002.jpg)
![Western Blot: Human Coronavirus Spike Protein Antibody (23) [NBP3-14657] - Anti-Coronavirus Spike Protein mouse monoclonal antibody at 1:1000 dilution.Sample: Reocombinant Protein 10 ngLane 1: SARS-CoV-2 Spike S1-His Lane 2: SARS-CoV-2 Spike S1 NTD-Fc & AVI Lane 3: SARS-CoV-2 Spike S1 NTD-His & AVI Lane 4: SARS-CoV-2 Spike RBD-His Lane 5: SARS-CoV-2 Spike S2 ECD-His Lane 6: SARS-CoV-2 Spike S1+S2 ECD-His Lane 7: SARS-CoV Spike S1+S2 ECD-His Lane 8: MERS-CoV Spike S1+S2 ECD-His Lane 9: HCoV-NL63 Spike S1+S2 ECD-His Lane 10: HCoV-229E Spike S1+S2 ECD-His Lane 11: HCoV-HKU1 (isolate N5) Spike S1+S2 ECD-His Lane 12: HCoV-OC43 Spike S1+S2 ECD-His Secondary: Goat Anti-Mouse IgG (H+L)/HRP at 1/10000 dilutionDeveloped using the ECL technique.Performed under reducing conditions.](http://images.novusbio.com/fullsize/Human-Coronavirus-Spike-Protein-Antibody-23-Western-Blot-NBP3-14657-img0001.jpg "Western Blot: Human Coronavirus Spike Protein Antibody (23) [NBP3-14657] - Anti-Coronavirus Spike Protein mouse monoclonal antibody at 1:1000 dilution.Sample: Reocombinant Protein 10 ngLane 1: SARS-CoV-2 Spike S1-His Lane 2: SARS-CoV-2 Spike S1 NTD-Fc & AVI Lane 3: SARS-CoV-2 Spike S1 NTD-His & AVI Lane 4: SARS-CoV-2 Spike RBD-His Lane 5: SARS-CoV-2 Spike S2 ECD-His Lane 6: SARS-CoV-2 Spike S1+S2 ECD-His Lane 7: SARS-CoV Spike S1+S2 ECD-His Lane 8: MERS-CoV Spike S1+S2 ECD-His Lane 9: HCoV-NL63 Spike S1+S2 ECD-His Lane 10: HCoV-229E Spike S1+S2 ECD-His Lane 11: HCoV-HKU1 (isolate N5) Spike S1+S2 ECD-His Lane 12: HCoV-OC43 Spike S1+S2 ECD-His Secondary: Goat Anti-Mouse IgG (H+L)/HRP at 1/10000 dilutionDeveloped using the ECL technique.Performed under reducing conditions.")
![Western Blot: Human Coronavirus Spike Protein Antibody (06) [NBP3-14654] - Reocombinant Protein 10 ngLane 1: SARS-CoV-2 Spike S1-HisLane 2: SARS-CoV-2 Spike S1 NTD-Fc & AVI Lane 3: SARS-CoV-2 Spike S1 NTD-His & AVI Lane 4: SARS-CoV-2 Spike RBD-His Lane 5: SARS-CoV-2 Spike S2 ECD-His Lane 6: SARS-CoV-2 Spike S1+S2 ECD-His Lane 7: SARS-CoV Spike S1+S2 ECD-His Lane 8: MERS-CoV Spike S1+S2 ECD-His Lane 9: HCoV-NL63 Spike S1+S2 ECD-His Lane 10: HCoV-229E Spike S1+S2 ECD-His Lane 11: HCoV-HKU1 (isolate N5) Spike S1+S2 ECD-HisLane 12: HCoV-OC43 Spike S1+S2 ECD-His SecondaryGoat Anti-Mouse IgG (H+L)/HRP at 1/10000 dilutionDeveloped using the ECL technique.Performed under reducing conditions.](http://images.novusbio.com/fullsize/Human-Coronavirus-Spike-Protein-Antibody-06-Western-Blot-NBP3-14654-img0001.jpg "Western Blot: Human Coronavirus Spike Protein Antibody (06) [NBP3-14654] - Reocombinant Protein 10 ngLane 1: SARS-CoV-2 Spike S1-HisLane 2: SARS-CoV-2 Spike S1 NTD-Fc & AVI Lane 3: SARS-CoV-2 Spike S1 NTD-His & AVI Lane 4: SARS-CoV-2 Spike RBD-His Lane 5: SARS-CoV-2 Spike S2 ECD-His Lane 6: SARS-CoV-2 Spike S1+S2 ECD-His Lane 7: SARS-CoV Spike S1+S2 ECD-His Lane 8: MERS-CoV Spike S1+S2 ECD-His Lane 9: HCoV-NL63 Spike S1+S2 ECD-His Lane 10: HCoV-229E Spike S1+S2 ECD-His Lane 11: HCoV-HKU1 (isolate N5) Spike S1+S2 ECD-HisLane 12: HCoV-OC43 Spike S1+S2 ECD-His SecondaryGoat Anti-Mouse IgG (H+L)/HRP at 1/10000 dilutionDeveloped using the ECL technique.Performed under reducing conditions.")
![Western Blot: SARS-CoV-2 Spike S1 Antibody [NBP3-20226] - Anti SARS-CoV-2 spike protein S1 domain staining of recombinant S1 protein (1 ug/ml). Detected by chemiluminescence.](http://images.novusbio.com/fullsize/NBP3-20226_Western-Blot-SARS-CoV-2-Spike-S1-Antibody-NBP3-20226-Anti-SARS-CoV-2-spike-protein-S1-domain-staining-of-recombinant-S1-protein-1-ug-ml-Detected-by-chemiluminescence--5420231130451.jpg "Western Blot: SARS-CoV-2 Spike S1 Antibody [NBP3-20226] - Anti SARS-CoV-2 spike protein S1 domain staining of recombinant S1 protein (1 ug/ml). Detected by chemiluminescence.")
![ELISA: Human HBsAg ELISA Kit (Colorimetric) [NBP3-11804] - Samples were spiked with high concentrations of Human HBsAg and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp3-11804_human-hbsag-elisa-kit-colorimetric-132202416175645.jpg "ELISA: Human HBsAg ELISA Kit (Colorimetric) [NBP3-11804] - Samples were spiked with high concentrations of Human HBsAg and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Human HBsAg ELISA Kit (Colorimetric) [NBP3-11804] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp3-11804_human-hbsag-elisa-kit-colorimetric-4320249133282.jpg)