The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-5 concentration. 

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-4 concentration.

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-3 concentration.

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-25 concentration.

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-2 concentration. 

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-1β concentration. 

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-18 concentration.

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-17A concentration.

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-15 concentration. 

  The calibration standards are assayed at the same time as the samples and allow the operator to produce a standard curve of Optical Density versus IL-13 concentration.