(A) Cytokine expression on cord and adult blood. The percentage positivity of six samples of cord and adult blood is shown following PMA/ionomycin activation. Results are expressed as a percentage of R1 (see Fig 2). (B) Cytokine expression on cord and adult blood. The MFI for the cord and adult blood samples in (A) are shown. The results are expressed as a mean of six samples of cord and adult blood.