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![RelA/NFkB p65 Assay Kit (Colorimetric) [KA1341] - Assay of cell lysates isolated from stimulated (20 ng/mL TNF-a for 30 minutes) and nonstimulated HeLa cells demonstrating NF-kB (p65) activity.](http://images.novusbio.com/fullsize/RelA-NFkB-p65-Assay-Kit-Colorimetric-KA1341-img0001.jpg "RelA/NFkB p65 Assay Kit (Colorimetric) [KA1341] - Assay of cell lysates isolated from stimulated (20 ng/mL TNF-a for 30 minutes) and nonstimulated HeLa cells demonstrating NF-kB (p65) activity.")
![SREBP1 Assay Kit (Colorimetric) [KA1377] - Assay of recombinant SREBP-1 from E. coli cell lysates.](http://images.novusbio.com/fullsize/SREBP1-Assay-Kit-Colorimetric-KA1377-img0001.jpg "SREBP1 Assay Kit (Colorimetric) [KA1377] - Assay of recombinant SREBP-1 from E. coli cell lysates.")
![CREB [p Ser133] Assay Kit (Colorimetric) [KA1308] - Assay of nuclear fractions isolated from stimulated (10 uM Forskolin for 30 minutes) and nonstimulated HepG2 cells demonstrating activated CREB (Phospho-Ser133).](http://images.novusbio.com/fullsize/CREB-p-Ser133-Assay-Kit-Colorimetric-KA1308-img0001.jpg "CREB [p Ser133] Assay Kit (Colorimetric) [KA1308] - Assay of nuclear fractions isolated from stimulated (10 uM Forskolin for 30 minutes) and nonstimulated HepG2 cells demonstrating activated CREB (Phospho-Ser133).")
![PPAR delta/NR1C2 Assay Kit (Colorimetric) [KA1359] - Increasing amounts of positive control (total lysate) are assayed for PPARD DNA-binding activity.](http://images.novusbio.com/fullsize/PPAR-delta-NR1C2-Assay-Kit-Colorimetric-KA1359-img0001.jpg "PPAR delta/NR1C2 Assay Kit (Colorimetric) [KA1359] - Increasing amounts of positive control (total lysate) are assayed for PPARD DNA-binding activity.")
![PPAR alpha/NR1C1 Assay Kit (Colorimetric) [KA1356] - Increasing amounts of positive control (total lysate) are assayed for PPARA DNA-binding activity.](http://images.novusbio.com/fullsize/PPAR-alpha-NR1C1-Assay-Kit-Colorimetric-KA1356-img0001.jpg "PPAR alpha/NR1C1 Assay Kit (Colorimetric) [KA1356] - Increasing amounts of positive control (total lysate) are assayed for PPARA DNA-binding activity.")
![PPAR gamma/NR1C3 Assay Kit (Colorimetric) [KA1358] - Standard Curve Example](http://images.novusbio.com/fullsize/PPAR-gamma-NR1C3-Assay-Kit-Colorimetric-KA1358-img0001.jpg "PPAR gamma/NR1C3 Assay Kit (Colorimetric) [KA1358] - Standard Curve Example")
![NFkB p105/p50 Assay Kit (Colorimetric) [KA1339] - Sensitivity of the NF-?B assay using purified human recombinant p50.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Assay-Kit-Colorimetric-KA1339-img0001.jpg "NFkB p105/p50 Assay Kit (Colorimetric) [KA1339] - Sensitivity of the NF-?B assay using purified human recombinant p50.")
![p53 Assay Kit (Colorimetric) [KA1351] - Assay of p53 from nickel chloride stimulated HeLa cell nuclear extracts.](http://images.novusbio.com/fullsize/p53-Assay-Kit-Colorimetric-KA1351-img0001.jpg "p53 Assay Kit (Colorimetric) [KA1351] - Assay of p53 from nickel chloride stimulated HeLa cell nuclear extracts.")