IFNG and Menkes disease: In samples of the diluted luminal fluid of the ES, no samples were identified that were above the maximum value in either the MD group or the AN group, whereas two samples from the AN group for IFN-γ, one sample from the MD group and two samples from the AN group for TNF-α, one sample from the MD group and two samples from the AN group for IL-17A, and one sample from the MD group and three samples from the AN group for IL-12p70, exhibited values below the detection limit.