colorimetry Morgan-Elson assay colorimetric Morgan-Elson assay for hyaluronidase activity 2020-06-05T18:04:27Z A colorimetric version of the Morgan-Elson assay for determination of hyaluronidase activity in biological samples. The readout involves a spectrophotometer reading absorbance at 585 nm. MMO:0000717 measurement_method_ontology slaulede