MUC1 and neoplasm: Regarding hormonal status, ELISA measurement revealed cortisol levels of 1.11 ± 0.2 in plasma samples of MUC-1 tumor bearing mice (n=17) which were statistically comparable with cortisol levels measured in plasma samples of mice bearing the commonly utilized hormonal active NCI-H295R-xenografts (1.57 ± 0.2; p = 0.5, n=6; Figure 3B).