The exception was anti-PspA1 IgG and PspA2 IgA titres, where higher titres were observed in breast milk at 1-month post-birth from mothers of infants with an OM diagnosis at one or more study visit (Figures 7A, B) (p=0.017) and anti-PspA2 IgA GMT in 1-month breast milk sample of mother with infant OM diagnosis (p=0.048). Here, CD79A is linked to ocular melanoma.