The CDK7 Cell-Based ELISA Kit is a convenient, lysate-free, high throughput and sensitive assay kit that can monitor CDK7 protein expression profile in cells. The kit can be used for measuring the relative amounts of CDK7 in cultured cells as well as screening for the effects that various treatments, inhibitors (ie. siRNA or chemicals), or activators have on CDK7. Species Reactivity: human, mouse. Range: > 5000 Cells. Sensitivity: >5000 cells