Observed signals and (for some observations) nominal concentrations for samples that were aliquoted to multiple assay plates, which were read multiple times on multiple days.
a data frame with the following columns:
PlateDay factor. Specifies one of four physically distinct 96 well plates
Read factor. The signal was read 3 times for each plate.
Description character. Indicates contents of sample.
Concentration numeric. Nominal concentration of standards (NA for all other samples).
Signal numeric. Assay signal. Specifically, optical density (a colorimetric assay).
Anonymized data.