We're moving to rndsystems.com. Come with us!
After August 17, 2026, Novus Biologicals products and services will no longer be available on this website; you will access all products and services on rndsystems.com. Create your R&D Systems online account today.
Note: Mouseover a species abbreviation on the product page to display the fullname.
How can we help you?
![ELISA: Mouse Collagen IV ELISA Kit (Colorimetric) [NBP2-75865] - Samples were spiked with high concentrations of Mouse Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-75865_mouse-collagen-iv-elisa-kit-colorimetric-132202416254061.jpg "ELISA: Mouse Collagen IV ELISA Kit (Colorimetric) [NBP2-75865] - Samples were spiked with high concentrations of Mouse Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Mouse Collagen IV ELISA Kit (Colorimetric) [NBP2-75865] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-75865_mouse-collagen-iv-elisa-kit-colorimetric-43202495508.jpg)
![ELISA: Mouse Collagen IV ELISA Kit (Chemiluminescence) [NBP2-75862] - Samples were spiked with high concentrations of Mouse Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-75862_mouse-collagen-iv-elisa-kit-chemiluminescence-132202416221066.jpg "ELISA: Mouse Collagen IV ELISA Kit (Chemiluminescence) [NBP2-75862] - Samples were spiked with high concentrations of Mouse Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Mouse Collagen IV ELISA Kit (Chemiluminescence) [NBP2-75862] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-75862_mouse-collagen-iv-elisa-kit-chemiluminescence-4320248574367.jpg)
![ELISA: Human Collagen IV ELISA Kit (Colorimetric) [NBP2-75864] - Samples were spiked with high concentrations of Human Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-75864_human-collagen-iv-elisa-kit-colorimetric-132202416232394.jpg "ELISA: Human Collagen IV ELISA Kit (Colorimetric) [NBP2-75864] - Samples were spiked with high concentrations of Human Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Human Collagen IV ELISA Kit (Colorimetric) [NBP2-75864] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-75864_human-collagen-iv-elisa-kit-colorimetric-4320249115622.jpg)
![SDS-Page: Collagen IV Native Protein [NBP1-97245] - Bovine Collagen Type IV. Lane 1: Bovine Collagen Type IV Reduced (5 ug). Lane 2: Prestained Molecular Weight Marker. Lane 3: Bovine Collagen Type IV Non-Reduced (5 ug). Observed MW: a1, a2, a3 bands. 4-20% Gel Coomassie Stained.](http://images.novusbio.com/fullsize/Collagen-IV-Native-Protein-SDS-Page-NBP1-97245-img0001.jpg "SDS-Page: Collagen IV Native Protein [NBP1-97245] - Bovine Collagen Type IV. Lane 1: Bovine Collagen Type IV Reduced (5 ug). Lane 2: Prestained Molecular Weight Marker. Lane 3: Bovine Collagen Type IV Non-Reduced (5 ug). Observed MW: a1, a2, a3 bands. 4-20% Gel Coomassie Stained.")
![SDS-Page: Collagen IV Native Protein [NBP1-97268] - Human Collagen Type IV. Lane 1: Human Collagen Type IV Reduced (5 ug). Lane 2: Prestained Molecular Weight Protein. Lane 3: Human Collagen Type IV Non-Reduced (5 ug). 4-20% Gel, Coomassie Stained. Observed MW: Type IV a1, a2, a3 bands.](http://images.novusbio.com/fullsize/Collagen-IV-Native-Protein-SDS-Page-NBP1-97268-img0001.jpg "SDS-Page: Collagen IV Native Protein [NBP1-97268] - Human Collagen Type IV. Lane 1: Human Collagen Type IV Reduced (5 ug). Lane 2: Prestained Molecular Weight Protein. Lane 3: Human Collagen Type IV Non-Reduced (5 ug). 4-20% Gel, Coomassie Stained. Observed MW: Type IV a1, a2, a3 bands.")
![ELISA: Human Collagen IV alpha 1 ELISA Kit (Chemiluminescence) [NBP2-75867] - Samples were spiked with high concentrations of Human Collagen IV alpha 1 and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-75867_human-collagen-iv-alpha-1-elisa-kit-chemiluminescence-132202416184898.jpg "ELISA: Human Collagen IV alpha 1 ELISA Kit (Chemiluminescence) [NBP2-75867] - Samples were spiked with high concentrations of Human Collagen IV alpha 1 and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Human Collagen IV alpha 1 ELISA Kit (Chemiluminescence) [NBP2-75867] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-75867_human-collagen-iv-alpha-1-elisa-kit-chemiluminescence-432024903546.jpg)
![ELISA: Rat Collagen IV ELISA Kit (Chemiluminescence) [NBP2-75863] - Samples were spiked with high concentrations of Rat Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-75863_rat-collagen-iv-elisa-kit-chemiluminescence-13220241623571.jpg "ELISA: Rat Collagen IV ELISA Kit (Chemiluminescence) [NBP2-75863] - Samples were spiked with high concentrations of Rat Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Rat Collagen IV ELISA Kit (Chemiluminescence) [NBP2-75863] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-75863_rat-collagen-iv-elisa-kit-chemiluminescence-432024963980.jpg)
![Immunohistochemistry-Paraffin: Collagen IV Antibody (rCOL4/4742) [NBP3-07596] - Formalin-fixed, paraffin-embedded human kidney stained with Collagen IV Recombinant Mouse Monoclonal Antibody (rCOL4/4742).](http://images.novusbio.com/fullsize/Collagen-IV-Antibody-rCOL4-4742-Immunohistochemistry-Paraffin-NBP3-07596-img0002.jpg "Immunohistochemistry-Paraffin: Collagen IV Antibody (rCOL4/4742) [NBP3-07596] - Formalin-fixed, paraffin-embedded human kidney stained with Collagen IV Recombinant Mouse Monoclonal Antibody (rCOL4/4742).")
![Immunohistochemistry-Paraffin: Collagen IV Antibody (rCOL4/4742) [NBP3-07596] - Formalin-fixed, paraffin-embedded human kidney stained with Collagen IV Recombinant Mouse Monoclonal Antibody (rCOL4/4742)](http://images.novusbio.com/fullsize/Collagen-IV-Antibody-rCOL4-4742-Immunohistochemistry-Paraffin-NBP3-07596-img0001.jpg)
![ELISA: Rat Collagen IV ELISA Kit (Colorimetric) [NBP3-18784] - Samples were spiked with high concentrations of Rat Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp3-18784_rat-collagen-iv-elisa-kit-colorimetric-132202416133676.jpg "ELISA: Rat Collagen IV ELISA Kit (Colorimetric) [NBP3-18784] - Samples were spiked with high concentrations of Rat Collagen IV and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Rat Collagen IV ELISA Kit (Colorimetric) [NBP3-18784] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp3-18784_rat-collagen-iv-elisa-kit-colorimetric-4320249141693.jpg)