Fig. 1. RPMA technology.
Sample lysates and controls are immobilized on a nitrocellulose-coated slide and probed with a primary and secondary antibody. The signal is amplified via horseradish peroxidase-mediated deposition of biotinyl tyramide. Cell lysates are prepared in a 2-fold dilution series, allowing analysis within the linear dynamic range for each sample-antibody pair.