Sandwich ELISA analysis of Human CD14 binding using Mouse anti CD14 antibody, clone MEM-18 (GTX75930) as a capture reagent and biotinylated Mouse anti Human CD14 antibody, clone Tuk4(GTX42421) as a detection reagent. Serum samples diluted 1:200 and 1:400 are shown green and red respectively, while plasma samples also diluted 1:200 and 1:400 are blue and orange respectively