We also found a negative correlation among EpCAM-negative CTCs when considering the EMT features of tumor cells between CK7/8−E-cadherin−panCK+N-cadherin− and CK7/8−E-cadherin+panCK+N-cadherin− (r = −0.64, p = 0.036) (Figure 4C). Here, KRT7 is linked to neoplasm.