Human CTBS ELISA Kit is a sandwich ELISA kit for use with Tissue homogenates, cell lysates and other biological fluids. This assay has high sensitivity and excellent specificity for detection of Di-N-Acetyl Chitobiase (CTBS). No significant cross-reactivity or interference between Di-N-Acetyl Chitobiase (CTBS) and analogues was observed. Please note that this kit is also available as a CLIA Kit. Quantitative Colorimetric Sandwich ELISA. Sample Types: tissue homogenates, cell lysates and other biological fluids. Range: 0.156 ng/ml - 10 ng/ml. Sensitivity: < 0.071 ng/ml